verify.c revision 4aae38a645f3315ca2f8cc57a7ec4110ba7d8319
1e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe/* 2e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe * IO verification helpers 3e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe */ 4e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe#include <unistd.h> 5e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe#include <fcntl.h> 6e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe#include <string.h> 797af62cec418cd722fb43c6010d6430534e12353Jens Axboe#include <assert.h> 8e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe#include <pthread.h> 9e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 10e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe#include "fio.h" 114f5af7b2370a6d3e64bc5128905c1aa8b0dc51b0Jens Axboe#include "verify.h" 12e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe#include "smalloc.h" 130d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe#include "trim.h" 14637ef8d9f7645135cf4829894d1e3983cd7a042eJens Axboe#include "lib/rand.h" 15e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 16eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/md5.h" 17eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/crc64.h" 18eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/crc32.h" 19bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe#include "crc/crc32c.h" 20eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/crc16.h" 21eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/crc7.h" 22eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/sha256.h" 23eef6eea1b935a67f1ae26b38e06a69d4410a12aaJens Axboe#include "crc/sha512.h" 247c353ceb3257b132f4c98326046b42201e070731Jens Axboe#include "crc/sha1.h" 25cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 267d9fb455aadc0c0363489591775496f27f4a560aJens Axboestatic void populate_hdr(struct thread_data *td, struct io_u *io_u, 277d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct verify_header *hdr, unsigned int header_num, 287d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned int header_len); 297d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 307d9fb455aadc0c0363489591775496f27f4a560aJens Axboevoid fill_pattern(struct thread_data *td, void *p, unsigned int len, struct io_u *io_u, unsigned long seed, int use_seed) 3190059d65bde4804e4da07401ad6902c1d956b592Jens Axboe{ 3290059d65bde4804e4da07401ad6902c1d956b592Jens Axboe switch (td->o.verify_pattern_bytes) { 3390059d65bde4804e4da07401ad6902c1d956b592Jens Axboe case 0: 34bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "fill random bytes len=%u\n", len); 357d9fb455aadc0c0363489591775496f27f4a560aJens Axboe if (use_seed) 367d9fb455aadc0c0363489591775496f27f4a560aJens Axboe __fill_random_buf(p, len, seed); 377d9fb455aadc0c0363489591775496f27f4a560aJens Axboe else 387d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u->rand_seed = fill_random_buf(p, len); 3990059d65bde4804e4da07401ad6902c1d956b592Jens Axboe break; 4090059d65bde4804e4da07401ad6902c1d956b592Jens Axboe case 1: 4110e8a7b30ce2917df9f839d42596c7e3af9a904fRadha Ramachandran if (io_u->buf_filled_len >= len) { 42cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran dprint(FD_VERIFY, "using already filled verify pattern b=0 len=%u\n", len); 43cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran return; 44cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran } 45bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "fill verify pattern b=0 len=%u\n", len); 460e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran memset(p, td->o.verify_pattern[0], len); 47cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran io_u->buf_filled_len = len; 4890059d65bde4804e4da07401ad6902c1d956b592Jens Axboe break; 490e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran default: { 500e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran unsigned int i = 0, size = 0; 5190059d65bde4804e4da07401ad6902c1d956b592Jens Axboe unsigned char *b = p; 5290059d65bde4804e4da07401ad6902c1d956b592Jens Axboe 5310e8a7b30ce2917df9f839d42596c7e3af9a904fRadha Ramachandran if (io_u->buf_filled_len >= len) { 54cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran dprint(FD_VERIFY, "using already filled verify pattern b=%d len=%u\n", 55cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran td->o.verify_pattern_bytes, len); 56cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran return; 57cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran } 58bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "fill verify pattern b=%d len=%u\n", 59bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe td->o.verify_pattern_bytes, len); 60bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 6190059d65bde4804e4da07401ad6902c1d956b592Jens Axboe while (i < len) { 620e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran size = td->o.verify_pattern_bytes; 630e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran if (size > (len - i)) 640e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran size = len - i; 650e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran memcpy(b+i, td->o.verify_pattern, size); 660e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran i += size; 6790059d65bde4804e4da07401ad6902c1d956b592Jens Axboe } 68cbe8d7561cf6d81d741d87eb7940db2a111d2144Radha Ramachandran io_u->buf_filled_len = len; 6990059d65bde4804e4da07401ad6902c1d956b592Jens Axboe break; 7090059d65bde4804e4da07401ad6902c1d956b592Jens Axboe } 7190059d65bde4804e4da07401ad6902c1d956b592Jens Axboe } 7290059d65bde4804e4da07401ad6902c1d956b592Jens Axboe} 7390059d65bde4804e4da07401ad6902c1d956b592Jens Axboe 74c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboestatic void fill_pattern_headers(struct thread_data *td, struct io_u *io_u, 75c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe unsigned long seed, int use_seed) 76c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe{ 77c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe unsigned int hdr_inc, header_num; 78c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe struct verify_header *hdr; 79c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe void *p = io_u->buf; 80c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe 81c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe fill_pattern(td, p, io_u->buflen, io_u, seed, use_seed); 82c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe 83c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe hdr_inc = io_u->buflen; 84c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe if (td->o.verify_interval) 85c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe hdr_inc = td->o.verify_interval; 86c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe 87c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe header_num = 0; 88c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe for (; p < io_u->buf + io_u->buflen; p += hdr_inc) { 89c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe hdr = p; 90c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe populate_hdr(td, io_u, hdr, header_num, hdr_inc); 91c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe header_num++; 92c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe } 93c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe} 94c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe 954764aec9fe5988281bdc114c13ac771fb16713ccJens Axboestatic void memswp(void *buf1, void *buf2, unsigned int len) 96546a9142511875524850ac92776184fd9fb7196eShawn Lewis{ 97dee6de74152299f2a7df07ae971a53441b971dafShawn Lewis char swap[200]; 98dee6de74152299f2a7df07ae971a53441b971dafShawn Lewis 99dee6de74152299f2a7df07ae971a53441b971dafShawn Lewis assert(len <= sizeof(swap)); 10090059d65bde4804e4da07401ad6902c1d956b592Jens Axboe 101546a9142511875524850ac92776184fd9fb7196eShawn Lewis memcpy(&swap, buf1, len); 102546a9142511875524850ac92776184fd9fb7196eShawn Lewis memcpy(buf1, buf2, len); 103546a9142511875524850ac92776184fd9fb7196eShawn Lewis memcpy(buf2, &swap, len); 104546a9142511875524850ac92776184fd9fb7196eShawn Lewis} 105546a9142511875524850ac92776184fd9fb7196eShawn Lewis 106e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboestatic void hexdump(void *buffer, int len) 107e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 108e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe unsigned char *p = buffer; 109e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe int i; 110e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 111e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe for (i = 0; i < len; i++) 112bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err("%02x", p[i]); 113bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err("\n"); 114e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 115e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 116d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe/* 1178767783245faac99a7e1c330a1d6536e579c8402Jens Axboe * Prepare for seperation of verify_header and checksum header 1188767783245faac99a7e1c330a1d6536e579c8402Jens Axboe */ 119546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboestatic inline unsigned int __hdr_size(int verify_type) 1208767783245faac99a7e1c330a1d6536e579c8402Jens Axboe{ 12103e20d687566753b90383571e5e152c5142bdffdBruce Cran unsigned int len = 0; 1228767783245faac99a7e1c330a1d6536e579c8402Jens Axboe 123546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe switch (verify_type) { 124546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_NONE: 125546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_NULL: 126546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = 0; 127546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 128546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_MD5: 129546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_md5); 130546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 131546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_CRC64: 132546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_crc64); 133546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 134bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe case VERIFY_CRC32C: 135546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_CRC32: 1363845591fadea480177223e28c9d1c03642d34f0eJens Axboe case VERIFY_CRC32C_INTEL: 137546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_crc32); 138546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 139546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_CRC16: 140546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_crc16); 141546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 142546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_CRC7: 143546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_crc7); 144546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 145546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_SHA256: 146546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_sha256); 147546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 148546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe case VERIFY_SHA512: 149546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe len = sizeof(struct vhdr_sha512); 150546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe break; 1517437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis case VERIFY_META: 1527437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis len = sizeof(struct vhdr_meta); 1537437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis break; 1547c353ceb3257b132f4c98326046b42201e070731Jens Axboe case VERIFY_SHA1: 1557c353ceb3257b132f4c98326046b42201e070731Jens Axboe len = sizeof(struct vhdr_sha1); 1567c353ceb3257b132f4c98326046b42201e070731Jens Axboe break; 157546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe default: 158546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe log_err("fio: unknown verify header!\n"); 159546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe assert(0); 160546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe } 161546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 162546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe return len + sizeof(struct verify_header); 1638767783245faac99a7e1c330a1d6536e579c8402Jens Axboe} 1648767783245faac99a7e1c330a1d6536e579c8402Jens Axboe 1658767783245faac99a7e1c330a1d6536e579c8402Jens Axboestatic inline unsigned int hdr_size(struct verify_header *hdr) 1668767783245faac99a7e1c330a1d6536e579c8402Jens Axboe{ 167546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe return __hdr_size(hdr->verify_type); 168546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe} 169546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 170546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboestatic void *hdr_priv(struct verify_header *hdr) 171546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe{ 172546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe void *priv = hdr; 173546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 174546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe return priv + sizeof(struct verify_header); 1758767783245faac99a7e1c330a1d6536e579c8402Jens Axboe} 1768767783245faac99a7e1c330a1d6536e579c8402Jens Axboe 1778767783245faac99a7e1c330a1d6536e579c8402Jens Axboe/* 178936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe * Verify container, pass info to verify handlers and allow them to 179936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe * pass info back in case of error 180936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe */ 181936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestruct vcont { 182936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe /* 183936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe * Input 184936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe */ 185936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe struct io_u *io_u; 186936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe unsigned int hdr_num; 1877d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct thread_data *td; 188936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe 189936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe /* 190936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe * Output, only valid in case of error 191936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe */ 192bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe const char *name; 193bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe void *good_crc; 194bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe void *bad_crc; 195936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe unsigned int crc_len; 196936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe}; 197936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe 198c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboestatic void dump_buf(char *buf, unsigned int len, unsigned long long offset, 199c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe const char *type, struct fio_file *f) 2007d9fb455aadc0c0363489591775496f27f4a560aJens Axboe{ 201c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe char fname[256]; 2027d9fb455aadc0c0363489591775496f27f4a560aJens Axboe int ret, fd; 2037d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 204c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe strcpy(fname, f->file_name); 205c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe basename(fname); 206c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe 207c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe sprintf(fname + strlen(fname), ".%llu.%s", offset, type); 2087d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 2097d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fd = open(fname, O_CREAT | O_TRUNC | O_WRONLY, 0644); 2107d9fb455aadc0c0363489591775496f27f4a560aJens Axboe if (fd < 0) { 2117d9fb455aadc0c0363489591775496f27f4a560aJens Axboe perror("open verify buf file"); 2127d9fb455aadc0c0363489591775496f27f4a560aJens Axboe return; 2137d9fb455aadc0c0363489591775496f27f4a560aJens Axboe } 2147d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 2157d9fb455aadc0c0363489591775496f27f4a560aJens Axboe while (len) { 2167d9fb455aadc0c0363489591775496f27f4a560aJens Axboe ret = write(fd, buf, len); 2177d9fb455aadc0c0363489591775496f27f4a560aJens Axboe if (!ret) 2187d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 2197d9fb455aadc0c0363489591775496f27f4a560aJens Axboe else if (ret < 0) { 2207d9fb455aadc0c0363489591775496f27f4a560aJens Axboe perror("write verify buf file"); 2217d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 2227d9fb455aadc0c0363489591775496f27f4a560aJens Axboe } 2237d9fb455aadc0c0363489591775496f27f4a560aJens Axboe len -= ret; 2247d9fb455aadc0c0363489591775496f27f4a560aJens Axboe buf += ret; 2257d9fb455aadc0c0363489591775496f27f4a560aJens Axboe } 2267d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 2277d9fb455aadc0c0363489591775496f27f4a560aJens Axboe close(fd); 228c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe log_err(" %s data dumped as %s\n", type, fname); 2297d9fb455aadc0c0363489591775496f27f4a560aJens Axboe} 2307d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 231c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe/* 232c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * Dump the contents of the read block and re-generate the correct data 233c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * and dump that too. 234c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe */ 2357d9fb455aadc0c0363489591775496f27f4a560aJens Axboestatic void dump_verify_buffers(struct verify_header *hdr, struct vcont *vc) 2367d9fb455aadc0c0363489591775496f27f4a560aJens Axboe{ 2377d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct thread_data *td = vc->td; 2387d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct io_u *io_u = vc->io_u; 2397d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned long hdr_offset; 2407d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct io_u dummy; 241c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe void *buf; 2427d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 243c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe /* 244c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * Dump the contents we just read off disk 245c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe */ 2467d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr_offset = vc->hdr_num * hdr->len; 2477d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 248c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe dump_buf(io_u->buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, 249c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe "received", vc->io_u->file); 2507d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 251c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe /* 252c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * Allocate a new buf and re-generate the original data 253c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe */ 254c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe buf = malloc(io_u->buflen); 2557d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dummy = *io_u; 256c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe dummy.buf = buf; 2574aae38a645f3315ca2f8cc57a7ec4110ba7d8319Jens Axboe dummy.rand_seed = hdr->rand_seed; 2587d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 259c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe fill_pattern_headers(td, &dummy, hdr->rand_seed, 1); 2607d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 261c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe dump_buf(buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, 262c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe "expected", vc->io_u->file); 2637d9fb455aadc0c0363489591775496f27f4a560aJens Axboe free(buf); 2647d9fb455aadc0c0363489591775496f27f4a560aJens Axboe} 2657d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 266bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboestatic void log_verify_failure(struct verify_header *hdr, struct vcont *vc) 267bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe{ 268bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe unsigned long long offset; 269bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 270bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe offset = vc->io_u->offset; 271bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe offset += vc->hdr_num * hdr->len; 27232c17adf7f75da1f0957d4691633fea60259910fJens Axboe log_err("%.8s: verify failed at file %s offset %llu, length %u\n", 27332c17adf7f75da1f0957d4691633fea60259910fJens Axboe vc->name, vc->io_u->file->file_name, offset, hdr->len); 274bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 275bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (vc->good_crc && vc->bad_crc) { 276bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err(" Expected CRC: "); 277bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe hexdump(vc->good_crc, vc->crc_len); 278bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err(" Received CRC: "); 279bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe hexdump(vc->bad_crc, vc->crc_len); 280bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe } 2817d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 2827d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dump_verify_buffers(hdr, vc); 283bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe} 284bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 285936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe/* 286d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe * Return data area 'header_num' 287d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe */ 288936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic inline void *io_u_verify_off(struct verify_header *hdr, struct vcont *vc) 289d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe{ 290936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe return vc->io_u->buf + vc->hdr_num * hdr->len + hdr_size(hdr); 291d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe} 292d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe 2937437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewisstatic int verify_io_u_meta(struct verify_header *hdr, struct thread_data *td, 294936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe struct vcont *vc) 2957437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis{ 2967437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis struct vhdr_meta *vh = hdr_priv(hdr); 297936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe struct io_u *io_u = vc->io_u; 2987437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 299bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "meta verify io_u %p, len %u\n", io_u, hdr->len); 300bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 301bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (vh->offset == io_u->offset + vc->hdr_num * td->o.verify_interval) 302bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3037437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 304bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "meta"; 305bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 306bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 3077437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis} 3087437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 309936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha512(struct verify_header *hdr, struct vcont *vc) 310cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 311936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 312546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha512 *vh = hdr_priv(hdr); 313cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe uint8_t sha512[128]; 314cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha512_ctx sha512_ctx = { 315cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe .buf = sha512, 316cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 317cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 318936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha512 verify io_u %p, len %u\n", vc->io_u, hdr->len); 319bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 320cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_init(&sha512_ctx); 3218767783245faac99a7e1c330a1d6536e579c8402Jens Axboe sha512_update(&sha512_ctx, p, hdr->len - hdr_size(hdr)); 322cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 323bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha512, sha512_ctx.buf, sizeof(sha512))) 324bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 325cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 326bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha512"; 327bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha512; 328bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha512_ctx.buf; 329bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha512); 330bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 331bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 332cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 333cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 334936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha256(struct verify_header *hdr, struct vcont *vc) 335cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 336936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 337546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha256 *vh = hdr_priv(hdr); 338bc77f56f79f6ae155e9eb26263ed686ef28b47ecJens Axboe uint8_t sha256[64]; 339cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha256_ctx sha256_ctx = { 340cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe .buf = sha256, 341cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 342cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 343936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha256 verify io_u %p, len %u\n", vc->io_u, hdr->len); 344bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 345cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_init(&sha256_ctx); 3468767783245faac99a7e1c330a1d6536e579c8402Jens Axboe sha256_update(&sha256_ctx, p, hdr->len - hdr_size(hdr)); 347cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 348bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha256, sha256_ctx.buf, sizeof(sha256))) 349bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 350cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 351bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha256"; 352bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha256; 353bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha256_ctx.buf; 354bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha256); 355bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 356bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 357cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 358cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 359936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha1(struct verify_header *hdr, struct vcont *vc) 3607c353ceb3257b132f4c98326046b42201e070731Jens Axboe{ 361936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 3627c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct vhdr_sha1 *vh = hdr_priv(hdr); 3637c353ceb3257b132f4c98326046b42201e070731Jens Axboe uint32_t sha1[5]; 3647c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct sha1_ctx sha1_ctx = { 3657c353ceb3257b132f4c98326046b42201e070731Jens Axboe .H = sha1, 3667c353ceb3257b132f4c98326046b42201e070731Jens Axboe }; 3677c353ceb3257b132f4c98326046b42201e070731Jens Axboe 368936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha1 verify io_u %p, len %u\n", vc->io_u, hdr->len); 3697c353ceb3257b132f4c98326046b42201e070731Jens Axboe 3707c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_init(&sha1_ctx); 3717c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_update(&sha1_ctx, p, hdr->len - hdr_size(hdr)); 3727c353ceb3257b132f4c98326046b42201e070731Jens Axboe 373bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha1, sha1_ctx.H, sizeof(sha1))) 374bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3757c353ceb3257b132f4c98326046b42201e070731Jens Axboe 376bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha1"; 377bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha1; 378bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha1_ctx.H; 379bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha1); 380bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 381bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 3827c353ceb3257b132f4c98326046b42201e070731Jens Axboe} 3837c353ceb3257b132f4c98326046b42201e070731Jens Axboe 384936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc7(struct verify_header *hdr, struct vcont *vc) 3851e154bdbf14a1d352117aea057035235b66f0381Jens Axboe{ 386936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 387546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc7 *vh = hdr_priv(hdr); 3881e154bdbf14a1d352117aea057035235b66f0381Jens Axboe unsigned char c; 3891e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 390936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc7 verify io_u %p, len %u\n", vc->io_u, hdr->len); 391bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 3928767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc7(p, hdr->len - hdr_size(hdr)); 3931e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 394bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc7) 395bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3961e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 397bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc7"; 398bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc7; 399bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 400bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 1; 401bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 402bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 4031e154bdbf14a1d352117aea057035235b66f0381Jens Axboe} 4041e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 405936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc16(struct verify_header *hdr, struct vcont *vc) 406969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe{ 407936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 408546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc16 *vh = hdr_priv(hdr); 409969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe unsigned short c; 410969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 411936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc16 verify io_u %p, len %u\n", vc->io_u, hdr->len); 412bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4138767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc16(p, hdr->len - hdr_size(hdr)); 414969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 415bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc16) 416bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 417969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 418bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc16"; 419bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc16; 420bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 421bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 2; 422bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 423bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 424969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe} 425969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 426936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc64(struct verify_header *hdr, struct vcont *vc) 427d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe{ 428936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 429546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc64 *vh = hdr_priv(hdr); 430d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe unsigned long long c; 431d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 432936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc64 verify io_u %p, len %u\n", vc->io_u, hdr->len); 433bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4348767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc64(p, hdr->len - hdr_size(hdr)); 435d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 436bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc64) 437bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 438d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 439bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc64"; 440bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc64; 441bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 442bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 8; 443bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 444bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 445d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe} 446d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 447936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc32(struct verify_header *hdr, struct vcont *vc) 448e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 449936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 450546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 451546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe uint32_t c; 452e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 453936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc32 verify io_u %p, len %u\n", vc->io_u, hdr->len); 454bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4558767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc32(p, hdr->len - hdr_size(hdr)); 456e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 457bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc32) 458bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 459e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 460bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc32"; 461bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc32; 462bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 463bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 4; 464bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 465bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 466e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 467e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 468936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc32c(struct verify_header *hdr, struct vcont *vc) 469bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe{ 470936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 471bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 472bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe uint32_t c; 473bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 474936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc32c verify io_u %p, len %u\n", vc->io_u, hdr->len); 475bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 4763845591fadea480177223e28c9d1c03642d34f0eJens Axboe if (hdr->verify_type == VERIFY_CRC32C_INTEL) 4773845591fadea480177223e28c9d1c03642d34f0eJens Axboe c = crc32c_intel(p, hdr->len - hdr_size(hdr)); 4783845591fadea480177223e28c9d1c03642d34f0eJens Axboe else 4793845591fadea480177223e28c9d1c03642d34f0eJens Axboe c = crc32c(p, hdr->len - hdr_size(hdr)); 480bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 481bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc32) 482bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 483bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 484bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc32c"; 485bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc32; 486bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 487bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 4; 488bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 489bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 490bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe} 491bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 492936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_md5(struct verify_header *hdr, struct vcont *vc) 493e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 494936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 495546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_md5 *vh = hdr_priv(hdr); 4968c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe uint32_t hash[MD5_HASH_WORDS]; 4978c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe struct md5_ctx md5_ctx = { 4988c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe .hash = hash, 4998c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe }; 500e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 501936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "md5 verify io_u %p, len %u\n", vc->io_u, hdr->len); 502bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 50361f821f16cf27d8742e09b3a137c933cd0085e9bJens Axboe md5_init(&md5_ctx); 5048767783245faac99a7e1c330a1d6536e579c8402Jens Axboe md5_update(&md5_ctx, p, hdr->len - hdr_size(hdr)); 505e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 506bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->md5_digest, md5_ctx.hash, sizeof(hash))) 507bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 508e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 509bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "md5"; 510bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->md5_digest; 511bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = md5_ctx.hash; 512bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(hash); 513bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 514bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 515e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 516e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 5173f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboestatic unsigned int hweight8(unsigned int w) 5183f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe{ 5193f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe unsigned int res = w - ((w >> 1) & 0x55); 5203f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5213f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe res = (res & 0x33) + ((res >> 2) & 0x33); 5223f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe return (res + (res >> 4)) & 0x0F; 5233f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe} 5243f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5250e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandranint verify_io_u_pattern(char *pattern, unsigned long pattern_size, 5265ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe char *buf, unsigned int len, unsigned int mod) 527a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis{ 528a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis unsigned int i; 529a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 530a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis for (i = 0; i < len; i++) { 5310e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran if (buf[i] != pattern[mod]) { 5323f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe unsigned int bits; 5333f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5340e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran bits = hweight8(buf[i] ^ pattern[mod]); 5353f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe log_err("fio: got pattern %x, wanted %x. Bad bits %d\n", 5360e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran buf[i], pattern[mod], bits); 5373f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe log_err("fio: bad pattern block offset %u\n", i); 5389fd189697dbf9fb7878093be5e41f25b7f932c2dJens Axboe return EILSEQ; 5393f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe } 540a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis mod++; 541a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis if (mod == pattern_size) 542a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis mod = 0; 543a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis } 544a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 545a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis return 0; 546a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis} 547a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 548e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe/* 549e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe * Push IO verification to a separate thread 550e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe */ 551e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboeint verify_io_u_async(struct thread_data *td, struct io_u *io_u) 552e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 553e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (io_u->file) 554e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe put_file_log(td, io_u->file); 555e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 556e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe io_u->file = NULL; 557e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 558e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 5590c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran 5600c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran if (io_u->flags & IO_U_F_IN_CUR_DEPTH) { 5610c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran td->cur_depth--; 5620c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran io_u->flags &= ~IO_U_F_IN_CUR_DEPTH; 5630c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran } 564e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe flist_del(&io_u->list); 565e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe flist_add_tail(&io_u->list, &td->verify_list); 5662ecc1b57721e3cb72bbf558bc169c97037fe3d0aJens Axboe io_u->flags |= IO_U_F_FREE_DEF; 567e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 568e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 569e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_signal(&td->verify_cond); 570e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 0; 571e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 572e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 5730d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboestatic int verify_trimmed_io_u(struct thread_data *td, struct io_u *io_u) 5740d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe{ 5750d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe static char zero_buf[1024]; 5760d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe unsigned int this_len, len; 5770d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe int ret = 0; 5780d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe void *p; 5790d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5800d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (!td->o.trim_zero) 5810d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return 0; 5820d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5830d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe len = io_u->buflen; 5840d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe p = io_u->buf; 5850d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe do { 5860d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe this_len = sizeof(zero_buf); 5870d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (this_len > len) 5880d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe this_len = len; 5890d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (memcmp(p, zero_buf, this_len)) { 5900d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe ret = EILSEQ; 5910d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe break; 5920d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } 5930d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe len -= this_len; 5940d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe p += this_len; 5950d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } while (len); 5960d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5970d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (!ret) 5980d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return 0; 5990d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 600a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe log_err("trim: verify failed at file %s offset %llu, length %lu" 601a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ", block offset %lu\n", 602a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe io_u->file->file_name, io_u->offset, io_u->buflen, 6032f68124f26e54233db41b462a257dabc48e5c32bJens Axboe (unsigned long) (p - io_u->buf)); 6040d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return ret; 6050d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe} 6060d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 60736690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboeint verify_io_u(struct thread_data *td, struct io_u *io_u) 608e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 6093f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis struct verify_header *hdr; 610a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis unsigned int hdr_size, hdr_inc, hdr_num = 0; 61195646108f83a34c0486d7f3ed19e99c1d93691e6Jens Axboe void *p; 612e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe int ret; 613e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 6141dcc049824b840df1ee0ef5d019fffa4037e1bb0Shawn Lewis if (td->o.verify == VERIFY_NULL || io_u->ddir != DDIR_READ) 61536690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboe return 0; 6160d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (io_u->flags & IO_U_F_TRIMMED) { 6170d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe ret = verify_trimmed_io_u(td, io_u); 6180d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe goto done; 6190d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } 62036690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboe 6213f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis hdr_inc = io_u->buflen; 622a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe if (td->o.verify_interval) 623a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe hdr_inc = td->o.verify_interval; 624e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 625a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe ret = 0; 6265ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe for (p = io_u->buf; p < io_u->buf + io_u->buflen; 6275ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe p += hdr_inc, hdr_num++) { 628bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe struct vcont vc = { 629bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe .io_u = io_u, 630bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe .hdr_num = hdr_num, 6317d9fb455aadc0c0363489591775496f27f4a560aJens Axboe .td = td, 632bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe }; 633936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe 634f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (ret && td->o.verify_fatal) 635a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe break; 636f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe 637a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis hdr_size = __hdr_size(td->o.verify); 638a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe if (td->o.verify_offset) 639a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis memswp(p, p + td->o.verify_offset, hdr_size); 64095646108f83a34c0486d7f3ed19e99c1d93691e6Jens Axboe hdr = p; 641e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 6423f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe if (hdr->fio_magic != FIO_HDR_MAGIC) { 643c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe log_err("verify: bad magic header %x, wanted %x at file %s offset %llu, length %u\n", 644c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe hdr->fio_magic, FIO_HDR_MAGIC, 645c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->file->file_name, 646c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->offset + hdr_num * hdr->len, hdr->len); 6479fd189697dbf9fb7878093be5e41f25b7f932c2dJens Axboe return EILSEQ; 6483f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe } 6493f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 650e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis if (td->o.verify_pattern_bytes) { 651bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "pattern verify io_u %p, len %u\n", 652bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe io_u, hdr->len); 653e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis ret = verify_io_u_pattern(td->o.verify_pattern, 6540e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran td->o.verify_pattern_bytes, 6550e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran p + hdr_size, 6560e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran hdr_inc - hdr_size, 6570e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran hdr_size % td->o.verify_pattern_bytes); 658c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe 659c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe if (ret) { 660c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe log_err("pattern: verify failed at file %s offset %llu, length %u\n", 661c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->file->file_name, 662c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->offset + hdr_num * hdr->len, 663c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe hdr->len); 664c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe } 665c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe 666e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran /* 667e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran * Also verify the meta data, if applicable 668e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran */ 669e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran if (hdr->verify_type == VERIFY_META) 670936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret |= verify_io_u_meta(hdr, td, &vc); 671e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis continue; 672e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis } 673e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis 6743f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis switch (hdr->verify_type) { 6753f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_MD5: 676936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_md5(hdr, &vc); 6773f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6783f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC64: 679936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc64(hdr, &vc); 6803f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 681bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe case VERIFY_CRC32C: 6823845591fadea480177223e28c9d1c03642d34f0eJens Axboe case VERIFY_CRC32C_INTEL: 683936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc32c(hdr, &vc); 684bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe break; 6853f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC32: 686936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc32(hdr, &vc); 6873f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6883f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC16: 689936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc16(hdr, &vc); 6903f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6913f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC7: 692936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc7(hdr, &vc); 6933f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 694cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe case VERIFY_SHA256: 695936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha256(hdr, &vc); 696cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe break; 697cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe case VERIFY_SHA512: 698936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha512(hdr, &vc); 699cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe break; 7007437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis case VERIFY_META: 701936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_meta(hdr, td, &vc); 7027437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis break; 7037c353ceb3257b132f4c98326046b42201e070731Jens Axboe case VERIFY_SHA1: 704936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha1(hdr, &vc); 7057c353ceb3257b132f4c98326046b42201e070731Jens Axboe break; 7063f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis default: 7073f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis log_err("Bad verify type %u\n", hdr->verify_type); 708d16d4e09352f618c266d1efe27cbb25a95df6e86Jens Axboe ret = EINVAL; 7093f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis } 7103f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis } 711a7dfe862c2e3fe72b8db6a6e67302048d3731c6dJens Axboe 7120d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboedone: 713f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (ret && td->o.verify_fatal) 714f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe td->terminate = 1; 715f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe 716a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe return ret; 717e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 718e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 7197437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewisstatic void fill_meta(struct verify_header *hdr, struct thread_data *td, 7205ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe struct io_u *io_u, unsigned int header_num) 7217437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis{ 7227437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis struct vhdr_meta *vh = hdr_priv(hdr); 7237437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7247437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->thread = td->thread_number; 7257437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7267437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->time_sec = io_u->start_time.tv_sec; 7277437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->time_usec = io_u->start_time.tv_usec; 7287437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7297437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->numberio = td->io_issues[DDIR_WRITE]; 7307437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7317437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->offset = io_u->offset + header_num * td->o.verify_interval; 7327437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis} 7337437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 734cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboestatic void fill_sha512(struct verify_header *hdr, void *p, unsigned int len) 735cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 736546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha512 *vh = hdr_priv(hdr); 737cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha512_ctx sha512_ctx = { 738546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .buf = vh->sha512, 739cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 740cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 741cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_init(&sha512_ctx); 742cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_update(&sha512_ctx, p, len); 743cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 744cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 745cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboestatic void fill_sha256(struct verify_header *hdr, void *p, unsigned int len) 746cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 747546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha256 *vh = hdr_priv(hdr); 748cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha256_ctx sha256_ctx = { 749546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .buf = vh->sha256, 750cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 751cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 752cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_init(&sha256_ctx); 753cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_update(&sha256_ctx, p, len); 754cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 755cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 7567c353ceb3257b132f4c98326046b42201e070731Jens Axboestatic void fill_sha1(struct verify_header *hdr, void *p, unsigned int len) 7577c353ceb3257b132f4c98326046b42201e070731Jens Axboe{ 7587c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct vhdr_sha1 *vh = hdr_priv(hdr); 7597c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct sha1_ctx sha1_ctx = { 7607c353ceb3257b132f4c98326046b42201e070731Jens Axboe .H = vh->sha1, 7617c353ceb3257b132f4c98326046b42201e070731Jens Axboe }; 7627c353ceb3257b132f4c98326046b42201e070731Jens Axboe 7637c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_init(&sha1_ctx); 7647c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_update(&sha1_ctx, p, len); 7657c353ceb3257b132f4c98326046b42201e070731Jens Axboe} 7667c353ceb3257b132f4c98326046b42201e070731Jens Axboe 7671e154bdbf14a1d352117aea057035235b66f0381Jens Axboestatic void fill_crc7(struct verify_header *hdr, void *p, unsigned int len) 7681e154bdbf14a1d352117aea057035235b66f0381Jens Axboe{ 769546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc7 *vh = hdr_priv(hdr); 770546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 771546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc7 = crc7(p, len); 7721e154bdbf14a1d352117aea057035235b66f0381Jens Axboe} 7731e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 774969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboestatic void fill_crc16(struct verify_header *hdr, void *p, unsigned int len) 775969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe{ 776546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc16 *vh = hdr_priv(hdr); 777546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 778546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc16 = crc16(p, len); 779969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe} 780969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 781e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboestatic void fill_crc32(struct verify_header *hdr, void *p, unsigned int len) 782e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 783546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 784546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 785546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc32 = crc32(p, len); 786e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 787e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 788bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboestatic void fill_crc32c(struct verify_header *hdr, void *p, unsigned int len) 789bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe{ 790bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 791bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 7923845591fadea480177223e28c9d1c03642d34f0eJens Axboe if (hdr->verify_type == VERIFY_CRC32C_INTEL) 7933845591fadea480177223e28c9d1c03642d34f0eJens Axboe vh->crc32 = crc32c_intel(p, len); 7943845591fadea480177223e28c9d1c03642d34f0eJens Axboe else 7953845591fadea480177223e28c9d1c03642d34f0eJens Axboe vh->crc32 = crc32c(p, len); 796bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe} 797bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 798d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboestatic void fill_crc64(struct verify_header *hdr, void *p, unsigned int len) 799d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe{ 800546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc64 *vh = hdr_priv(hdr); 801546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 802546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc64 = crc64(p, len); 803d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe} 804d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 805e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboestatic void fill_md5(struct verify_header *hdr, void *p, unsigned int len) 806e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 807546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_md5 *vh = hdr_priv(hdr); 8088c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe struct md5_ctx md5_ctx = { 809546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .hash = (uint32_t *) vh->md5_digest, 8108c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe }; 811e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 81261f821f16cf27d8742e09b3a137c933cd0085e9bJens Axboe md5_init(&md5_ctx); 813e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe md5_update(&md5_ctx, p, len); 814e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 815e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 8167d9fb455aadc0c0363489591775496f27f4a560aJens Axboestatic void populate_hdr(struct thread_data *td, struct io_u *io_u, 8177d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct verify_header *hdr, unsigned int header_num, 8187d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned int header_len) 8197d9fb455aadc0c0363489591775496f27f4a560aJens Axboe{ 8207d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned int data_len; 8217d9fb455aadc0c0363489591775496f27f4a560aJens Axboe void *data, *p; 8227d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8237d9fb455aadc0c0363489591775496f27f4a560aJens Axboe p = (void *) hdr; 8247d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8257d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->fio_magic = FIO_HDR_MAGIC; 8267d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->len = header_len; 8277d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->verify_type = td->o.verify; 8287d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->rand_seed = io_u->rand_seed; 8297d9fb455aadc0c0363489591775496f27f4a560aJens Axboe data_len = header_len - hdr_size(hdr); 8307d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8317d9fb455aadc0c0363489591775496f27f4a560aJens Axboe data = p + hdr_size(hdr); 8327d9fb455aadc0c0363489591775496f27f4a560aJens Axboe switch (td->o.verify) { 8337d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_MD5: 8347d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill md5 io_u %p, len %u\n", 8357d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8367d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_md5(hdr, data, data_len); 8377d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8387d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC64: 8397d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc64 io_u %p, len %u\n", 8407d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8417d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc64(hdr, data, data_len); 8427d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8437d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32C: 8447d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32C_INTEL: 8457d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc32c io_u %p, len %u\n", 8467d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8477d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc32c(hdr, data, data_len); 8487d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8497d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32: 8507d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc32 io_u %p, len %u\n", 8517d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8527d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc32(hdr, data, data_len); 8537d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8547d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC16: 8557d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc16 io_u %p, len %u\n", 8567d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8577d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc16(hdr, data, data_len); 8587d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8597d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC7: 8607d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc7 io_u %p, len %u\n", 8617d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8627d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc7(hdr, data, data_len); 8637d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8647d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA256: 8657d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha256 io_u %p, len %u\n", 8667d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8677d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha256(hdr, data, data_len); 8687d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8697d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA512: 8707d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha512 io_u %p, len %u\n", 8717d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8727d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha512(hdr, data, data_len); 8737d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8747d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_META: 8757d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill meta io_u %p, len %u\n", 8767d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8777d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_meta(hdr, td, io_u, header_num); 8787d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8797d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA1: 8807d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha1 io_u %p, len %u\n", 8817d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8827d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha1(hdr, data, data_len); 8837d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8847d9fb455aadc0c0363489591775496f27f4a560aJens Axboe default: 8857d9fb455aadc0c0363489591775496f27f4a560aJens Axboe log_err("fio: bad verify type: %d\n", td->o.verify); 8867d9fb455aadc0c0363489591775496f27f4a560aJens Axboe assert(0); 8877d9fb455aadc0c0363489591775496f27f4a560aJens Axboe } 8887d9fb455aadc0c0363489591775496f27f4a560aJens Axboe if (td->o.verify_offset) 8897d9fb455aadc0c0363489591775496f27f4a560aJens Axboe memswp(p, p + td->o.verify_offset, hdr_size(hdr)); 8907d9fb455aadc0c0363489591775496f27f4a560aJens Axboe} 8917d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 892e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe/* 893e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe * fill body of io_u->buf with random data and add a header with the 894c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * checksum of choice 895e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe */ 896e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboevoid populate_verify_io_u(struct thread_data *td, struct io_u *io_u) 897e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 8989cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe if (td->o.verify == VERIFY_NULL) 8999cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe return; 9009cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe 901c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe fill_pattern_headers(td, io_u, 0, 0); 902e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 903e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 904e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboeint get_next_verify(struct thread_data *td, struct io_u *io_u) 905e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 9068de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe struct io_piece *ipo = NULL; 907e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 908d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe /* 909d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe * this io_u is from a requeue, we already filled the offsets 910d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe */ 911d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe if (io_u->file) 912d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe return 0; 913d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe 9148de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe if (!RB_EMPTY_ROOT(&td->io_hist_tree)) { 9158de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe struct rb_node *n = rb_first(&td->io_hist_tree); 916e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 9178de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe ipo = rb_entry(n, struct io_piece, rb_node); 9184b87898e8d76aaf05baec83077a11311c1447397Jens Axboe rb_erase(n, &td->io_hist_tree); 919a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe assert(ipo->flags & IP_F_ONRB); 920a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ipo->flags &= ~IP_F_ONRB; 92101743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe } else if (!flist_empty(&td->io_hist_list)) { 92201743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe ipo = flist_entry(td->io_hist_list.next, struct io_piece, list); 92301743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe flist_del(&ipo->list); 924a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe assert(ipo->flags & IP_F_ONLIST); 925a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ipo->flags &= ~IP_F_ONLIST; 9268de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe } 927e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 9288de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe if (ipo) { 9290d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe td->io_hist_len--; 9300d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 931e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->offset = ipo->offset; 932e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->buflen = ipo->len; 93336167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->file = ipo->file; 93497af62cec418cd722fb43c6010d6430534e12353Jens Axboe 9350d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (ipo->flags & IP_F_TRIMMED) 9360d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe io_u->flags |= IO_U_F_TRIMMED; 9370d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 938d6aed795f2e3e403828abf60874dd2d6e8342a1bJens Axboe if (!fio_file_open(io_u->file)) { 93997af62cec418cd722fb43c6010d6430534e12353Jens Axboe int r = td_io_open_file(td, io_u->file); 94097af62cec418cd722fb43c6010d6430534e12353Jens Axboe 941bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe if (r) { 942bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "failed file %s open\n", 943bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe io_u->file->file_name); 94497af62cec418cd722fb43c6010d6430534e12353Jens Axboe return 1; 945bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe } 94697af62cec418cd722fb43c6010d6430534e12353Jens Axboe } 94797af62cec418cd722fb43c6010d6430534e12353Jens Axboe 94897af62cec418cd722fb43c6010d6430534e12353Jens Axboe get_file(ipo->file); 949d6aed795f2e3e403828abf60874dd2d6e8342a1bJens Axboe assert(fio_file_open(io_u->file)); 950e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->ddir = DDIR_READ; 95136167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->xfer_buf = io_u->buf; 95236167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->xfer_buflen = io_u->buflen; 9530d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 9540d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe remove_trim_entry(td, ipo); 955e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe free(ipo); 956bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "get_next_verify: ret io_u %p\n", io_u); 957e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe return 0; 958e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe } 959e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 960bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "get_next_verify: empty\n"); 961e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe return 1; 962e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 963e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 964e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboestatic void *verify_async_thread(void *data) 965e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 966e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe struct thread_data *td = data; 967e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe struct io_u *io_u; 968e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe int ret = 0; 969e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 970e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (td->o.verify_cpumask_set && 971e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe fio_setaffinity(td->pid, td->o.verify_cpumask)) { 972e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: failed setting verify thread affinity\n"); 973e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe goto done; 974e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 975e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 976e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe do { 977e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe FLIST_HEAD(list); 978e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe 979e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe read_barrier(); 980e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (td->verify_thread_exit) 981e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 982e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 983e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 984e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 985e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe while (flist_empty(&td->verify_list) && 986e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe !td->verify_thread_exit) { 987b36e298b5bdfc31ffc9a4c14e94a9c5c748888b0Jens Axboe ret = pthread_cond_wait(&td->verify_cond, 988b36e298b5bdfc31ffc9a4c14e94a9c5c748888b0Jens Axboe &td->io_u_lock); 989e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 990e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 991e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 992e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 993e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 994e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 995e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe flist_splice_init(&td->verify_list, &list); 996e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 997e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe 998e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe if (flist_empty(&list)) 999e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe continue; 1000e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1001e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe while (!flist_empty(&list)) { 1002e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe io_u = flist_entry(list.next, struct io_u, list); 1003e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe flist_del_init(&io_u->list); 1004e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1005d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe ret = verify_io_u(td, io_u); 1006e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe put_io_u(td, io_u); 1007d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (!ret) 1008d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe continue; 1009d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (td->o.continue_on_error && 1010d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_non_fatal_error(ret)) { 1011d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe update_error_count(td, ret); 1012d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_clear_error(td); 1013d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe ret = 0; 1014d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe } 1015e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe } 1016e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } while (!ret); 1017e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1018d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (ret) { 1019d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_verror(td, ret, "async_verify"); 1020f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (td->o.verify_fatal) 1021f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe td->terminate = 1; 1022d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe } 1023d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe 1024e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboedone: 1025e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 1026e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->nr_verify_threads--; 1027e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 1028e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1029e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_signal(&td->free_cond); 1030e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return NULL; 1031e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1032e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1033e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboeint verify_async_init(struct thread_data *td) 1034e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 1035e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe int i, ret; 1036304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_t attr; 1037304a47c7d94f407cc72a87025679a67f02288447bart Van Assche 1038304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_init(&attr); 1039304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN); 1040e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1041e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 0; 1042e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1043e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_threads = malloc(sizeof(pthread_t) * td->o.verify_async); 1044e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe for (i = 0; i < td->o.verify_async; i++) { 1045304a47c7d94f407cc72a87025679a67f02288447bart Van Assche ret = pthread_create(&td->verify_threads[i], &attr, 1046e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe verify_async_thread, td); 1047e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 1048e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: async verify creation failed: %s\n", 1049e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe strerror(ret)); 1050e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 1051e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1052e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe ret = pthread_detach(td->verify_threads[i]); 1053e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 1054e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: async verify thread detach failed: %s\n", 1055e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe strerror(ret)); 1056e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 1057e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1058e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->nr_verify_threads++; 1059e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1060e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1061304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_destroy(&attr); 1062304a47c7d94f407cc72a87025679a67f02288447bart Van Assche 1063e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (i != td->o.verify_async) { 1064e40823b10920f679d84f3f2222e319c168b1e7daJens Axboe log_err("fio: only %d verify threads started, exiting\n", i); 1065e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 1; 1066e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe write_barrier(); 1067e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_broadcast(&td->verify_cond); 1068e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 1; 1069e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1070e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1071e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 0; 1072e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1073e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1074e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboevoid verify_async_exit(struct thread_data *td) 1075e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 1076e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 1; 1077e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe write_barrier(); 1078e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_broadcast(&td->verify_cond); 1079e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1080e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 1081e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1082e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe while (td->nr_verify_threads) 1083e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_wait(&td->free_cond, &td->io_u_lock); 1084e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1085e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 1086e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe free(td->verify_threads); 1087e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_threads = NULL; 1088e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1089