verify.c revision c50ca7bd6d5b84e24e9ddcdb1765fb4070804503
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; 2577d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 258c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe fill_pattern_headers(td, &dummy, hdr->rand_seed, 1); 2597d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 260c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe dump_buf(buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, 261c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe "expected", vc->io_u->file); 2627d9fb455aadc0c0363489591775496f27f4a560aJens Axboe free(buf); 2637d9fb455aadc0c0363489591775496f27f4a560aJens Axboe} 2647d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 265bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboestatic void log_verify_failure(struct verify_header *hdr, struct vcont *vc) 266bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe{ 267bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe unsigned long long offset; 268bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 269bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe offset = vc->io_u->offset; 270bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe offset += vc->hdr_num * hdr->len; 27132c17adf7f75da1f0957d4691633fea60259910fJens Axboe log_err("%.8s: verify failed at file %s offset %llu, length %u\n", 27232c17adf7f75da1f0957d4691633fea60259910fJens Axboe vc->name, vc->io_u->file->file_name, offset, hdr->len); 273bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 274bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (vc->good_crc && vc->bad_crc) { 275bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err(" Expected CRC: "); 276bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe hexdump(vc->good_crc, vc->crc_len); 277bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_err(" Received CRC: "); 278bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe hexdump(vc->bad_crc, vc->crc_len); 279bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe } 2807d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 2817d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dump_verify_buffers(hdr, vc); 282bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe} 283bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe 284936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe/* 285d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe * Return data area 'header_num' 286d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe */ 287936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic inline void *io_u_verify_off(struct verify_header *hdr, struct vcont *vc) 288d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe{ 289936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe return vc->io_u->buf + vc->hdr_num * hdr->len + hdr_size(hdr); 290d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe} 291d9f2caf3de3f2ba6f8ecd8a2688e1eb7715bc2aaJens Axboe 2927437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewisstatic int verify_io_u_meta(struct verify_header *hdr, struct thread_data *td, 293936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe struct vcont *vc) 2947437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis{ 2957437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis struct vhdr_meta *vh = hdr_priv(hdr); 296936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe struct io_u *io_u = vc->io_u; 2977437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 298bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "meta verify io_u %p, len %u\n", io_u, hdr->len); 299bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 300bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (vh->offset == io_u->offset + vc->hdr_num * td->o.verify_interval) 301bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3027437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 303bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "meta"; 304bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 305bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 3067437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis} 3077437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 308936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha512(struct verify_header *hdr, struct vcont *vc) 309cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 310936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 311546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha512 *vh = hdr_priv(hdr); 312cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe uint8_t sha512[128]; 313cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha512_ctx sha512_ctx = { 314cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe .buf = sha512, 315cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 316cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 317936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha512 verify io_u %p, len %u\n", vc->io_u, hdr->len); 318bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 319cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_init(&sha512_ctx); 3208767783245faac99a7e1c330a1d6536e579c8402Jens Axboe sha512_update(&sha512_ctx, p, hdr->len - hdr_size(hdr)); 321cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 322bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha512, sha512_ctx.buf, sizeof(sha512))) 323bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 324cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 325bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha512"; 326bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha512; 327bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha512_ctx.buf; 328bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha512); 329bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 330bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 331cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 332cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 333936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha256(struct verify_header *hdr, struct vcont *vc) 334cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 335936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 336546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha256 *vh = hdr_priv(hdr); 337bc77f56f79f6ae155e9eb26263ed686ef28b47ecJens Axboe uint8_t sha256[64]; 338cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha256_ctx sha256_ctx = { 339cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe .buf = sha256, 340cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 341cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 342936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha256 verify io_u %p, len %u\n", vc->io_u, hdr->len); 343bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 344cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_init(&sha256_ctx); 3458767783245faac99a7e1c330a1d6536e579c8402Jens Axboe sha256_update(&sha256_ctx, p, hdr->len - hdr_size(hdr)); 346cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 347bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha256, sha256_ctx.buf, sizeof(sha256))) 348bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 349cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 350bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha256"; 351bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha256; 352bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha256_ctx.buf; 353bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha256); 354bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 355bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 356cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 357cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 358936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_sha1(struct verify_header *hdr, struct vcont *vc) 3597c353ceb3257b132f4c98326046b42201e070731Jens Axboe{ 360936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 3617c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct vhdr_sha1 *vh = hdr_priv(hdr); 3627c353ceb3257b132f4c98326046b42201e070731Jens Axboe uint32_t sha1[5]; 3637c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct sha1_ctx sha1_ctx = { 3647c353ceb3257b132f4c98326046b42201e070731Jens Axboe .H = sha1, 3657c353ceb3257b132f4c98326046b42201e070731Jens Axboe }; 3667c353ceb3257b132f4c98326046b42201e070731Jens Axboe 367936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "sha1 verify io_u %p, len %u\n", vc->io_u, hdr->len); 3687c353ceb3257b132f4c98326046b42201e070731Jens Axboe 3697c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_init(&sha1_ctx); 3707c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_update(&sha1_ctx, p, hdr->len - hdr_size(hdr)); 3717c353ceb3257b132f4c98326046b42201e070731Jens Axboe 372bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->sha1, sha1_ctx.H, sizeof(sha1))) 373bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3747c353ceb3257b132f4c98326046b42201e070731Jens Axboe 375bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "sha1"; 376bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->sha1; 377bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = sha1_ctx.H; 378bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(vh->sha1); 379bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 380bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 3817c353ceb3257b132f4c98326046b42201e070731Jens Axboe} 3827c353ceb3257b132f4c98326046b42201e070731Jens Axboe 383936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc7(struct verify_header *hdr, struct vcont *vc) 3841e154bdbf14a1d352117aea057035235b66f0381Jens Axboe{ 385936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 386546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc7 *vh = hdr_priv(hdr); 3871e154bdbf14a1d352117aea057035235b66f0381Jens Axboe unsigned char c; 3881e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 389936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc7 verify io_u %p, len %u\n", vc->io_u, hdr->len); 390bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 3918767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc7(p, hdr->len - hdr_size(hdr)); 3921e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 393bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc7) 394bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 3951e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 396bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc7"; 397bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc7; 398bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 399bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 1; 400bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 401bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 4021e154bdbf14a1d352117aea057035235b66f0381Jens Axboe} 4031e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 404936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc16(struct verify_header *hdr, struct vcont *vc) 405969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe{ 406936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 407546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc16 *vh = hdr_priv(hdr); 408969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe unsigned short c; 409969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 410936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc16 verify io_u %p, len %u\n", vc->io_u, hdr->len); 411bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4128767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc16(p, hdr->len - hdr_size(hdr)); 413969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 414bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc16) 415bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 416969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 417bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc16"; 418bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc16; 419bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 420bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 2; 421bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 422bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 423969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe} 424969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 425936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc64(struct verify_header *hdr, struct vcont *vc) 426d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe{ 427936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 428546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc64 *vh = hdr_priv(hdr); 429d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe unsigned long long c; 430d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 431936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc64 verify io_u %p, len %u\n", vc->io_u, hdr->len); 432bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4338767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc64(p, hdr->len - hdr_size(hdr)); 434d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 435bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc64) 436bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 437d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 438bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc64"; 439bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc64; 440bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 441bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 8; 442bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 443bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 444d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe} 445d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 446936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc32(struct verify_header *hdr, struct vcont *vc) 447e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 448936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 449546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 450546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe uint32_t c; 451e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 452936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc32 verify io_u %p, len %u\n", vc->io_u, hdr->len); 453bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 4548767783245faac99a7e1c330a1d6536e579c8402Jens Axboe c = crc32(p, hdr->len - hdr_size(hdr)); 455e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 456bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc32) 457bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 458e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 459bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc32"; 460bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc32; 461bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 462bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 4; 463bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 464bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 465e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 466e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 467936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_crc32c(struct verify_header *hdr, struct vcont *vc) 468bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe{ 469936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 470bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 471bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe uint32_t c; 472bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 473936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "crc32c verify io_u %p, len %u\n", vc->io_u, hdr->len); 474bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 4753845591fadea480177223e28c9d1c03642d34f0eJens Axboe if (hdr->verify_type == VERIFY_CRC32C_INTEL) 4763845591fadea480177223e28c9d1c03642d34f0eJens Axboe c = crc32c_intel(p, hdr->len - hdr_size(hdr)); 4773845591fadea480177223e28c9d1c03642d34f0eJens Axboe else 4783845591fadea480177223e28c9d1c03642d34f0eJens Axboe c = crc32c(p, hdr->len - hdr_size(hdr)); 479bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 480bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (c == vh->crc32) 481bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 482bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 483bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "crc32c"; 484bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = &vh->crc32; 485bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = &c; 486bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = 4; 487bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 488bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 489bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe} 490bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 491936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboestatic int verify_io_u_md5(struct verify_header *hdr, struct vcont *vc) 492e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 493936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe void *p = io_u_verify_off(hdr, vc); 494546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_md5 *vh = hdr_priv(hdr); 4958c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe uint32_t hash[MD5_HASH_WORDS]; 4968c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe struct md5_ctx md5_ctx = { 4978c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe .hash = hash, 4988c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe }; 499e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 500936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe dprint(FD_VERIFY, "md5 verify io_u %p, len %u\n", vc->io_u, hdr->len); 501bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe 50261f821f16cf27d8742e09b3a137c933cd0085e9bJens Axboe md5_init(&md5_ctx); 5038767783245faac99a7e1c330a1d6536e579c8402Jens Axboe md5_update(&md5_ctx, p, hdr->len - hdr_size(hdr)); 504e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 505bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe if (!memcmp(vh->md5_digest, md5_ctx.hash, sizeof(hash))) 506bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return 0; 507e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 508bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->name = "md5"; 509bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->good_crc = vh->md5_digest; 510bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->bad_crc = md5_ctx.hash; 511bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe vc->crc_len = sizeof(hash); 512bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe log_verify_failure(hdr, vc); 513bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe return EILSEQ; 514e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 515e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 5163f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboestatic unsigned int hweight8(unsigned int w) 5173f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe{ 5183f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe unsigned int res = w - ((w >> 1) & 0x55); 5193f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5203f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe res = (res & 0x33) + ((res >> 2) & 0x33); 5213f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe return (res + (res >> 4)) & 0x0F; 5223f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe} 5233f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5240e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandranint verify_io_u_pattern(char *pattern, unsigned long pattern_size, 5255ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe char *buf, unsigned int len, unsigned int mod) 526a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis{ 527a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis unsigned int i; 528a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 529a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis for (i = 0; i < len; i++) { 5300e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran if (buf[i] != pattern[mod]) { 5313f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe unsigned int bits; 5323f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 5330e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran bits = hweight8(buf[i] ^ pattern[mod]); 5343f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe log_err("fio: got pattern %x, wanted %x. Bad bits %d\n", 5350e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran buf[i], pattern[mod], bits); 5363f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe log_err("fio: bad pattern block offset %u\n", i); 5379fd189697dbf9fb7878093be5e41f25b7f932c2dJens Axboe return EILSEQ; 5383f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe } 539a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis mod++; 540a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis if (mod == pattern_size) 541a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis mod = 0; 542a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis } 543a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 544a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis return 0; 545a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis} 546a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis 547e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe/* 548e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe * Push IO verification to a separate thread 549e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe */ 550e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboeint verify_io_u_async(struct thread_data *td, struct io_u *io_u) 551e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 552e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (io_u->file) 553e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe put_file_log(td, io_u->file); 554e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 555e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe io_u->file = NULL; 556e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 557e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 5580c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran 5590c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran if (io_u->flags & IO_U_F_IN_CUR_DEPTH) { 5600c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran td->cur_depth--; 5610c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran io_u->flags &= ~IO_U_F_IN_CUR_DEPTH; 5620c41214ff4e6f31f8df64aac37be7853aada6f1fRadha Ramachandran } 563e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe flist_del(&io_u->list); 564e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe flist_add_tail(&io_u->list, &td->verify_list); 5652ecc1b57721e3cb72bbf558bc169c97037fe3d0aJens Axboe io_u->flags |= IO_U_F_FREE_DEF; 566e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 567e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 568e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_signal(&td->verify_cond); 569e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 0; 570e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 571e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 5720d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboestatic int verify_trimmed_io_u(struct thread_data *td, struct io_u *io_u) 5730d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe{ 5740d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe static char zero_buf[1024]; 5750d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe unsigned int this_len, len; 5760d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe int ret = 0; 5770d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe void *p; 5780d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5790d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (!td->o.trim_zero) 5800d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return 0; 5810d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5820d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe len = io_u->buflen; 5830d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe p = io_u->buf; 5840d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe do { 5850d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe this_len = sizeof(zero_buf); 5860d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (this_len > len) 5870d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe this_len = len; 5880d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (memcmp(p, zero_buf, this_len)) { 5890d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe ret = EILSEQ; 5900d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe break; 5910d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } 5920d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe len -= this_len; 5930d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe p += this_len; 5940d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } while (len); 5950d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 5960d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (!ret) 5970d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return 0; 5980d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 599a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe log_err("trim: verify failed at file %s offset %llu, length %lu" 600a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ", block offset %lu\n", 601a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe io_u->file->file_name, io_u->offset, io_u->buflen, 6022f68124f26e54233db41b462a257dabc48e5c32bJens Axboe (unsigned long) (p - io_u->buf)); 6030d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe return ret; 6040d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe} 6050d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 60636690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboeint verify_io_u(struct thread_data *td, struct io_u *io_u) 607e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 6083f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis struct verify_header *hdr; 609a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis unsigned int hdr_size, hdr_inc, hdr_num = 0; 61095646108f83a34c0486d7f3ed19e99c1d93691e6Jens Axboe void *p; 611e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe int ret; 612e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 6131dcc049824b840df1ee0ef5d019fffa4037e1bb0Shawn Lewis if (td->o.verify == VERIFY_NULL || io_u->ddir != DDIR_READ) 61436690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboe return 0; 6150d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (io_u->flags & IO_U_F_TRIMMED) { 6160d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe ret = verify_trimmed_io_u(td, io_u); 6170d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe goto done; 6180d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe } 61936690c9b5b50736cec1fcd53100f01fd1181fdf4Jens Axboe 6203f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis hdr_inc = io_u->buflen; 621a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe if (td->o.verify_interval) 622a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe hdr_inc = td->o.verify_interval; 623e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 624a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe ret = 0; 6255ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe for (p = io_u->buf; p < io_u->buf + io_u->buflen; 6265ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe p += hdr_inc, hdr_num++) { 627bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe struct vcont vc = { 628bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe .io_u = io_u, 629bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe .hdr_num = hdr_num, 6307d9fb455aadc0c0363489591775496f27f4a560aJens Axboe .td = td, 631bfacf389e9edb1b63ca0b9c6cb2aea8b06d53aceJens Axboe }; 632936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe 633f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (ret && td->o.verify_fatal) 634a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe break; 635f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe 636a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis hdr_size = __hdr_size(td->o.verify); 637a59e170d683f9ccbaa45648d7ae9a13b70e3822cJens Axboe if (td->o.verify_offset) 638a944e335fac62c75966b417a25ec107c40957cdbShawn Lewis memswp(p, p + td->o.verify_offset, hdr_size); 63995646108f83a34c0486d7f3ed19e99c1d93691e6Jens Axboe hdr = p; 640e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 6413f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe if (hdr->fio_magic != FIO_HDR_MAGIC) { 642c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe log_err("verify: bad magic header %x, wanted %x at file %s offset %llu, length %u\n", 643c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe hdr->fio_magic, FIO_HDR_MAGIC, 644c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->file->file_name, 645c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->offset + hdr_num * hdr->len, hdr->len); 6469fd189697dbf9fb7878093be5e41f25b7f932c2dJens Axboe return EILSEQ; 6473f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe } 6483f199b01fc9cc7a0f4915db266d7a28bc46e84f0Jens Axboe 649e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis if (td->o.verify_pattern_bytes) { 650bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "pattern verify io_u %p, len %u\n", 651bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe io_u, hdr->len); 652e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis ret = verify_io_u_pattern(td->o.verify_pattern, 6530e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran td->o.verify_pattern_bytes, 6540e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran p + hdr_size, 6550e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran hdr_inc - hdr_size, 6560e92f873a3d542d2b237d68fd9391c92a85fa0b8Radha Ramachandran hdr_size % td->o.verify_pattern_bytes); 657c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe 658c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe if (ret) { 659c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe log_err("pattern: verify failed at file %s offset %llu, length %u\n", 660c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->file->file_name, 661c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe io_u->offset + hdr_num * hdr->len, 662c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe hdr->len); 663c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe } 664c9b440312ff63c2b4c8548530f24c2eb5820b6a3Jens Axboe 665e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran /* 666e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran * Also verify the meta data, if applicable 667e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran */ 668e92d3d714acfe180413f63a5e5327de594aad0efRadha Ramachandran if (hdr->verify_type == VERIFY_META) 669936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret |= verify_io_u_meta(hdr, td, &vc); 670e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis continue; 671e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis } 672e28218f3017e5eb156d3a4a6e7b33651dc022ceaShawn Lewis 6733f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis switch (hdr->verify_type) { 6743f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_MD5: 675936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_md5(hdr, &vc); 6763f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6773f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC64: 678936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc64(hdr, &vc); 6793f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 680bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe case VERIFY_CRC32C: 6813845591fadea480177223e28c9d1c03642d34f0eJens Axboe case VERIFY_CRC32C_INTEL: 682936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc32c(hdr, &vc); 683bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe break; 6843f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC32: 685936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc32(hdr, &vc); 6863f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6873f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC16: 688936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc16(hdr, &vc); 6893f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 6903f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis case VERIFY_CRC7: 691936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_crc7(hdr, &vc); 6923f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis break; 693cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe case VERIFY_SHA256: 694936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha256(hdr, &vc); 695cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe break; 696cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe case VERIFY_SHA512: 697936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha512(hdr, &vc); 698cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe break; 6997437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis case VERIFY_META: 700936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_meta(hdr, td, &vc); 7017437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis break; 7027c353ceb3257b132f4c98326046b42201e070731Jens Axboe case VERIFY_SHA1: 703936216f8cd8ae2261282453d82a2a8232bb4db45Jens Axboe ret = verify_io_u_sha1(hdr, &vc); 7047c353ceb3257b132f4c98326046b42201e070731Jens Axboe break; 7053f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis default: 7063f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis log_err("Bad verify type %u\n", hdr->verify_type); 707d16d4e09352f618c266d1efe27cbb25a95df6e86Jens Axboe ret = EINVAL; 7083f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis } 7093f9f4e2631c4f5d33f125dd71db20c1773d22c91Shawn Lewis } 710a7dfe862c2e3fe72b8db6a6e67302048d3731c6dJens Axboe 7110d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboedone: 712f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (ret && td->o.verify_fatal) 713f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe td->terminate = 1; 714f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe 715a12a3b4d8903b9941705067442c2c530a94635f3Jens Axboe return ret; 716e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 717e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 7187437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewisstatic void fill_meta(struct verify_header *hdr, struct thread_data *td, 7195ec10eaad3b09875b91e19a20bbdfa06f2117562Jens Axboe struct io_u *io_u, unsigned int header_num) 7207437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis{ 7217437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis struct vhdr_meta *vh = hdr_priv(hdr); 7227437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7237437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->thread = td->thread_number; 7247437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7257437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->time_sec = io_u->start_time.tv_sec; 7267437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->time_usec = io_u->start_time.tv_usec; 7277437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7287437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->numberio = td->io_issues[DDIR_WRITE]; 7297437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 7307437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis vh->offset = io_u->offset + header_num * td->o.verify_interval; 7317437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis} 7327437ee87e4f6457168e8440f9308b4296ddb9263Shawn Lewis 733cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboestatic void fill_sha512(struct verify_header *hdr, void *p, unsigned int len) 734cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 735546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha512 *vh = hdr_priv(hdr); 736cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha512_ctx sha512_ctx = { 737546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .buf = vh->sha512, 738cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 739cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 740cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_init(&sha512_ctx); 741cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha512_update(&sha512_ctx, p, len); 742cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 743cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 744cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboestatic void fill_sha256(struct verify_header *hdr, void *p, unsigned int len) 745cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe{ 746546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_sha256 *vh = hdr_priv(hdr); 747cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe struct sha256_ctx sha256_ctx = { 748546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .buf = vh->sha256, 749cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe }; 750cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 751cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_init(&sha256_ctx); 752cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe sha256_update(&sha256_ctx, p, len); 753cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe} 754cd14cc1079771ece34fce5b30d47c7b273ee56e5Jens Axboe 7557c353ceb3257b132f4c98326046b42201e070731Jens Axboestatic void fill_sha1(struct verify_header *hdr, void *p, unsigned int len) 7567c353ceb3257b132f4c98326046b42201e070731Jens Axboe{ 7577c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct vhdr_sha1 *vh = hdr_priv(hdr); 7587c353ceb3257b132f4c98326046b42201e070731Jens Axboe struct sha1_ctx sha1_ctx = { 7597c353ceb3257b132f4c98326046b42201e070731Jens Axboe .H = vh->sha1, 7607c353ceb3257b132f4c98326046b42201e070731Jens Axboe }; 7617c353ceb3257b132f4c98326046b42201e070731Jens Axboe 7627c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_init(&sha1_ctx); 7637c353ceb3257b132f4c98326046b42201e070731Jens Axboe sha1_update(&sha1_ctx, p, len); 7647c353ceb3257b132f4c98326046b42201e070731Jens Axboe} 7657c353ceb3257b132f4c98326046b42201e070731Jens Axboe 7661e154bdbf14a1d352117aea057035235b66f0381Jens Axboestatic void fill_crc7(struct verify_header *hdr, void *p, unsigned int len) 7671e154bdbf14a1d352117aea057035235b66f0381Jens Axboe{ 768546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc7 *vh = hdr_priv(hdr); 769546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 770546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc7 = crc7(p, len); 7711e154bdbf14a1d352117aea057035235b66f0381Jens Axboe} 7721e154bdbf14a1d352117aea057035235b66f0381Jens Axboe 773969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboestatic void fill_crc16(struct verify_header *hdr, void *p, unsigned int len) 774969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe{ 775546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc16 *vh = hdr_priv(hdr); 776546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 777546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc16 = crc16(p, len); 778969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe} 779969f7ed32353ade93ea30542a4993b75b94e3f8aJens Axboe 780e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboestatic void fill_crc32(struct verify_header *hdr, void *p, unsigned int len) 781e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 782546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 783546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 784546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc32 = crc32(p, len); 785e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 786e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 787bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboestatic void fill_crc32c(struct verify_header *hdr, void *p, unsigned int len) 788bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe{ 789bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe struct vhdr_crc32 *vh = hdr_priv(hdr); 790bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 7913845591fadea480177223e28c9d1c03642d34f0eJens Axboe if (hdr->verify_type == VERIFY_CRC32C_INTEL) 7923845591fadea480177223e28c9d1c03642d34f0eJens Axboe vh->crc32 = crc32c_intel(p, len); 7933845591fadea480177223e28c9d1c03642d34f0eJens Axboe else 7943845591fadea480177223e28c9d1c03642d34f0eJens Axboe vh->crc32 = crc32c(p, len); 795bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe} 796bac39e0e8807a1d52863ad8304e67221df2bc63bJens Axboe 797d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboestatic void fill_crc64(struct verify_header *hdr, void *p, unsigned int len) 798d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe{ 799546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_crc64 *vh = hdr_priv(hdr); 800546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe 801546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe vh->crc64 = crc64(p, len); 802d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe} 803d77a7af3e718200bbd77d76194725ead4bdb3591Jens Axboe 804e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboestatic void fill_md5(struct verify_header *hdr, void *p, unsigned int len) 805e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 806546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe struct vhdr_md5 *vh = hdr_priv(hdr); 8078c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe struct md5_ctx md5_ctx = { 808546dfd9ff99eec4af5d1c6c2ca702b7cf9656334Jens Axboe .hash = (uint32_t *) vh->md5_digest, 8098c432325c3df2075a77b27eab8a87704cf7b48eeJens Axboe }; 810e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 81161f821f16cf27d8742e09b3a137c933cd0085e9bJens Axboe md5_init(&md5_ctx); 812e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe md5_update(&md5_ctx, p, len); 813e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 814e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 8157d9fb455aadc0c0363489591775496f27f4a560aJens Axboestatic void populate_hdr(struct thread_data *td, struct io_u *io_u, 8167d9fb455aadc0c0363489591775496f27f4a560aJens Axboe struct verify_header *hdr, unsigned int header_num, 8177d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned int header_len) 8187d9fb455aadc0c0363489591775496f27f4a560aJens Axboe{ 8197d9fb455aadc0c0363489591775496f27f4a560aJens Axboe unsigned int data_len; 8207d9fb455aadc0c0363489591775496f27f4a560aJens Axboe void *data, *p; 8217d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8227d9fb455aadc0c0363489591775496f27f4a560aJens Axboe p = (void *) hdr; 8237d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8247d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->fio_magic = FIO_HDR_MAGIC; 8257d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->len = header_len; 8267d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->verify_type = td->o.verify; 8277d9fb455aadc0c0363489591775496f27f4a560aJens Axboe hdr->rand_seed = io_u->rand_seed; 8287d9fb455aadc0c0363489591775496f27f4a560aJens Axboe data_len = header_len - hdr_size(hdr); 8297d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 8307d9fb455aadc0c0363489591775496f27f4a560aJens Axboe data = p + hdr_size(hdr); 8317d9fb455aadc0c0363489591775496f27f4a560aJens Axboe switch (td->o.verify) { 8327d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_MD5: 8337d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill md5 io_u %p, len %u\n", 8347d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8357d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_md5(hdr, data, data_len); 8367d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8377d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC64: 8387d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc64 io_u %p, len %u\n", 8397d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8407d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc64(hdr, data, data_len); 8417d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8427d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32C: 8437d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32C_INTEL: 8447d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc32c io_u %p, len %u\n", 8457d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8467d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc32c(hdr, data, data_len); 8477d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8487d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC32: 8497d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc32 io_u %p, len %u\n", 8507d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8517d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc32(hdr, data, data_len); 8527d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8537d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC16: 8547d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc16 io_u %p, len %u\n", 8557d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8567d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc16(hdr, data, data_len); 8577d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8587d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_CRC7: 8597d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill crc7 io_u %p, len %u\n", 8607d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8617d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_crc7(hdr, data, data_len); 8627d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8637d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA256: 8647d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha256 io_u %p, len %u\n", 8657d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8667d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha256(hdr, data, data_len); 8677d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8687d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA512: 8697d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha512 io_u %p, len %u\n", 8707d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8717d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha512(hdr, data, data_len); 8727d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8737d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_META: 8747d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill meta io_u %p, len %u\n", 8757d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8767d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_meta(hdr, td, io_u, header_num); 8777d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8787d9fb455aadc0c0363489591775496f27f4a560aJens Axboe case VERIFY_SHA1: 8797d9fb455aadc0c0363489591775496f27f4a560aJens Axboe dprint(FD_VERIFY, "fill sha1 io_u %p, len %u\n", 8807d9fb455aadc0c0363489591775496f27f4a560aJens Axboe io_u, hdr->len); 8817d9fb455aadc0c0363489591775496f27f4a560aJens Axboe fill_sha1(hdr, data, data_len); 8827d9fb455aadc0c0363489591775496f27f4a560aJens Axboe break; 8837d9fb455aadc0c0363489591775496f27f4a560aJens Axboe default: 8847d9fb455aadc0c0363489591775496f27f4a560aJens Axboe log_err("fio: bad verify type: %d\n", td->o.verify); 8857d9fb455aadc0c0363489591775496f27f4a560aJens Axboe assert(0); 8867d9fb455aadc0c0363489591775496f27f4a560aJens Axboe } 8877d9fb455aadc0c0363489591775496f27f4a560aJens Axboe if (td->o.verify_offset) 8887d9fb455aadc0c0363489591775496f27f4a560aJens Axboe memswp(p, p + td->o.verify_offset, hdr_size(hdr)); 8897d9fb455aadc0c0363489591775496f27f4a560aJens Axboe} 8907d9fb455aadc0c0363489591775496f27f4a560aJens Axboe 891e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe/* 892e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe * fill body of io_u->buf with random data and add a header with the 893c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe * checksum of choice 894e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe */ 895e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboevoid populate_verify_io_u(struct thread_data *td, struct io_u *io_u) 896e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 8979cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe if (td->o.verify == VERIFY_NULL) 8989cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe return; 8999cc3d1506b9f7ce0a9dba38c32c418e54ea0b573Jens Axboe 900c50ca7bd6d5b84e24e9ddcdb1765fb4070804503Jens Axboe fill_pattern_headers(td, io_u, 0, 0); 901e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 902e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 903e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboeint get_next_verify(struct thread_data *td, struct io_u *io_u) 904e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe{ 9058de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe struct io_piece *ipo = NULL; 906e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 907d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe /* 908d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe * this io_u is from a requeue, we already filled the offsets 909d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe */ 910d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe if (io_u->file) 911d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe return 0; 912d2d7fa53c18f1fc3fb89f3fe20df9b39986bde72Jens Axboe 9138de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe if (!RB_EMPTY_ROOT(&td->io_hist_tree)) { 9148de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe struct rb_node *n = rb_first(&td->io_hist_tree); 915e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 9168de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe ipo = rb_entry(n, struct io_piece, rb_node); 9174b87898e8d76aaf05baec83077a11311c1447397Jens Axboe rb_erase(n, &td->io_hist_tree); 918a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe assert(ipo->flags & IP_F_ONRB); 919a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ipo->flags &= ~IP_F_ONRB; 92001743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe } else if (!flist_empty(&td->io_hist_list)) { 92101743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe ipo = flist_entry(td->io_hist_list.next, struct io_piece, list); 92201743ee1718e7ec4b16ae3e53c8f64900c6052ccJens Axboe flist_del(&ipo->list); 923a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe assert(ipo->flags & IP_F_ONLIST); 924a917a8b3dfeefdd7007ba2f46f21fc145574309dJens Axboe ipo->flags &= ~IP_F_ONLIST; 9258de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe } 926e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 9278de8f047bd025f12d23cfc3fc1793434c6d8ff94Jens Axboe if (ipo) { 9280d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe td->io_hist_len--; 9290d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 930e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->offset = ipo->offset; 931e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->buflen = ipo->len; 93236167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->file = ipo->file; 93397af62cec418cd722fb43c6010d6430534e12353Jens Axboe 9340d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe if (ipo->flags & IP_F_TRIMMED) 9350d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe io_u->flags |= IO_U_F_TRIMMED; 9360d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 937d6aed795f2e3e403828abf60874dd2d6e8342a1bJens Axboe if (!fio_file_open(io_u->file)) { 93897af62cec418cd722fb43c6010d6430534e12353Jens Axboe int r = td_io_open_file(td, io_u->file); 93997af62cec418cd722fb43c6010d6430534e12353Jens Axboe 940bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe if (r) { 941bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "failed file %s open\n", 942bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe io_u->file->file_name); 94397af62cec418cd722fb43c6010d6430534e12353Jens Axboe return 1; 944bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe } 94597af62cec418cd722fb43c6010d6430534e12353Jens Axboe } 94697af62cec418cd722fb43c6010d6430534e12353Jens Axboe 94797af62cec418cd722fb43c6010d6430534e12353Jens Axboe get_file(ipo->file); 948d6aed795f2e3e403828abf60874dd2d6e8342a1bJens Axboe assert(fio_file_open(io_u->file)); 949e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe io_u->ddir = DDIR_READ; 95036167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->xfer_buf = io_u->buf; 95136167d82e5f49dee91c6d2cd426068edee90e36fJens Axboe io_u->xfer_buflen = io_u->buflen; 9520d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe 9530d29de831183dfd049c97a03008d425ce21e2fa4Jens Axboe remove_trim_entry(td, ipo); 954e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe free(ipo); 955bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "get_next_verify: ret io_u %p\n", io_u); 956e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe return 0; 957e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe } 958e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe 959bd6f78b2f0b6375383948f126368804612ec0035Jens Axboe dprint(FD_VERIFY, "get_next_verify: empty\n"); 960e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe return 1; 961e29d1b70a21e29801fb35dfbc1b236b7c8514055Jens Axboe} 962e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 963e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboestatic void *verify_async_thread(void *data) 964e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 965e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe struct thread_data *td = data; 966e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe struct io_u *io_u; 967e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe int ret = 0; 968e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 969e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (td->o.verify_cpumask_set && 970e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe fio_setaffinity(td->pid, td->o.verify_cpumask)) { 971e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: failed setting verify thread affinity\n"); 972e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe goto done; 973e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 974e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 975e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe do { 976e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe FLIST_HEAD(list); 977e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe 978e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe read_barrier(); 979e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (td->verify_thread_exit) 980e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 981e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 982e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 983e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 984e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe while (flist_empty(&td->verify_list) && 985e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe !td->verify_thread_exit) { 986b36e298b5bdfc31ffc9a4c14e94a9c5c748888b0Jens Axboe ret = pthread_cond_wait(&td->verify_cond, 987b36e298b5bdfc31ffc9a4c14e94a9c5c748888b0Jens Axboe &td->io_u_lock); 988e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 989e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 990e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 991e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 992e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 993e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 994e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe flist_splice_init(&td->verify_list, &list); 995e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 996e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe 997e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe if (flist_empty(&list)) 998e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe continue; 999e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1000e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe while (!flist_empty(&list)) { 1001e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe io_u = flist_entry(list.next, struct io_u, list); 1002e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe flist_del_init(&io_u->list); 1003e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1004d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe ret = verify_io_u(td, io_u); 1005e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe put_io_u(td, io_u); 1006d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (!ret) 1007d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe continue; 1008d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (td->o.continue_on_error && 1009d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_non_fatal_error(ret)) { 1010d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe update_error_count(td, ret); 1011d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_clear_error(td); 1012d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe ret = 0; 1013d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe } 1014e53ab27c7425241d64e8d64ad77850a776c01375Jens Axboe } 1015e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } while (!ret); 1016e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1017d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe if (ret) { 1018d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe td_verror(td, ret, "async_verify"); 1019f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe if (td->o.verify_fatal) 1020f3e6cb95fecf867ec46e3dfd59ef1a1db1b6ad2aJens Axboe td->terminate = 1; 1021d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe } 1022d561f2ab37ef5729882ef3c6e6ed8ee49414955fJens Axboe 1023e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboedone: 1024e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 1025e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->nr_verify_threads--; 1026e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 1027e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1028e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_signal(&td->free_cond); 1029e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return NULL; 1030e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1031e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1032e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboeint verify_async_init(struct thread_data *td) 1033e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 1034e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe int i, ret; 1035304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_t attr; 1036304a47c7d94f407cc72a87025679a67f02288447bart Van Assche 1037304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_init(&attr); 1038304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN); 1039e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1040e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 0; 1041e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1042e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_threads = malloc(sizeof(pthread_t) * td->o.verify_async); 1043e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe for (i = 0; i < td->o.verify_async; i++) { 1044304a47c7d94f407cc72a87025679a67f02288447bart Van Assche ret = pthread_create(&td->verify_threads[i], &attr, 1045e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe verify_async_thread, td); 1046e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 1047e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: async verify creation failed: %s\n", 1048e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe strerror(ret)); 1049e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 1050e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1051e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe ret = pthread_detach(td->verify_threads[i]); 1052e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (ret) { 1053e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe log_err("fio: async verify thread detach failed: %s\n", 1054e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe strerror(ret)); 1055e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe break; 1056e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1057e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->nr_verify_threads++; 1058e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1059e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1060304a47c7d94f407cc72a87025679a67f02288447bart Van Assche pthread_attr_destroy(&attr); 1061304a47c7d94f407cc72a87025679a67f02288447bart Van Assche 1062e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe if (i != td->o.verify_async) { 1063e40823b10920f679d84f3f2222e319c168b1e7daJens Axboe log_err("fio: only %d verify threads started, exiting\n", i); 1064e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 1; 1065e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe write_barrier(); 1066e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_broadcast(&td->verify_cond); 1067e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 1; 1068e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe } 1069e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1070e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe return 0; 1071e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1072e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1073e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboevoid verify_async_exit(struct thread_data *td) 1074e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe{ 1075e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_thread_exit = 1; 1076e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe write_barrier(); 1077e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_broadcast(&td->verify_cond); 1078e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1079e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_lock(&td->io_u_lock); 1080e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1081e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe while (td->nr_verify_threads) 1082e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_cond_wait(&td->free_cond, &td->io_u_lock); 1083e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe 1084e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe pthread_mutex_unlock(&td->io_u_lock); 1085e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe free(td->verify_threads); 1086e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe td->verify_threads = NULL; 1087e8462bd8250cf3ff2d41f17e1a4d4cefc70b6b37Jens Axboe} 1088