ftest03.c revision bdbaec51a423e715c2b03ed9e497e9a1fba6103e
124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Copyright (c) International Business Machines Corp., 2002 424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * This program is free software; you can redistribute it and/or modify 624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * it under the terms of the GNU General Public License as published by 724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * the Free Software Foundation; either version 2 of the License, or 824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * (at your option) any later version. 924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 1024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * This program is distributed in the hope that it will be useful, 1124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * but WITHOUT ANY WARRANTY; without even the implied warranty of 1224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 1324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * the GNU General Public License for more details. 1424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 1524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * You should have received a copy of the GNU General Public License 1624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * along with this program; if not, write to the Free Software 1724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 1824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 1924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 2024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 2124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * NAME 2224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * ftest03.c -- test file I/O with readv and writev (ported from SPIE section2/filesuite/ftest4.c, by Airong Zhang) 2324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 2424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * CALLS 2524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * lseek, readv, writev, 2624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * truncate, ftruncate, fsync, sync, fstat 2724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 2824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * ALGORITHM 2924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * A bitmap is used to map pieces of a file. 3024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Loop: pick a random piece of the file 3124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * if we haven't seen it before make sure it is zero, 3224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * write pattern 3324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * if we have seen it before make sure correct pattern. 3424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 3524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * This was originally written by rbk - was program tfio.c 3624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Modified by dale to integrate with test suites. 3724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Modified by G. Stevens to use readv and writev. 3824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Modofied by K. Hakim to integrate with SPIES. 3924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 4024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * RESTRICTIONS 4124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 1. Runs a long time with default args - can take others on input 4224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * line. Use with "term mode". 4324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * If run on vax the ftruncate will not be random - will always go to 4424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * start of file. NOTE: produces a very high load average!! 4524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 4624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 2. The "csize" argument must be evenly divisible by MAXIOVCNT. 4724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 4824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * CAUTION!! 4924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * If a file is supplied to this program with the "-f" option 5024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * it will be removed with a system("rm -rf filename") call. 51bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak * 5224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 5324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 5424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define _XOPEN_SOURCE 500 5524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <sys/types.h> 5624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <sys/param.h> 5724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <sys/wait.h> 5824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <sys/stat.h> 59f81795e0876f9dd0d95b42aec99a9a5de04d883dvapier#include <errno.h> 6024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <sys/uio.h> 6124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <fcntl.h> 6224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <signal.h> /* DEM - added SIGTERM support */ 6324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include <stdio.h> /* needed by testhead.h */ 6424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include "test.h" 6524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#include "usctest.h" 6624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 6724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar *TCID = "ftest03"; 6824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint TST_TOTAL = 1; 6924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewextern int Tst_count; 7024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 7124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define PASSED 1 7224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define FAILED 0 7324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 7424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewvoid setup(); 7524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint runtest(); 7624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dotest(int, int, int); 7724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint domisc(int, int, char*); 7824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint bfill(char*, char, int); 7924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dumpiov(struct iovec*); 8024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dumpbits(char*, int); 8124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint orbits(char*, char*, int); 8224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint term(); 8324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 8424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define MAXCHILD 25 /* max number of children to allow */ 8524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define K_1 1024 8624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define K_2 2048 8724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define K_4 4096 8824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define MAXIOVCNT 16 8924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 9024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 9124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint csize; /* chunk size */ 9224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint iterations; /* # total iterations */ 9324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint max_size; /* max file size */ 9424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint misc_intvl; /* for doing misc things; 0 ==> no */ 9524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint nchild; /* how many children */ 9624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint nwait; 9724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint fd; /* file descriptor used by child */ 9824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint parent_pid; 9924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint pidlist[MAXCHILD]; 10024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar test_name[2]; /* childs test directory name */ 10124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar *prog, *getcwd() ; 10224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 10324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar fuss[40] = ""; /* directory to do this in */ 10424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar homedir[200]= ""; /* where we started */ 10524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 10624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint local_flag; 10724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/*--------------------------------------------------------------*/ 10824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint main (ac, av) 10924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int ac; 11024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *av[]; 11124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 11224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int lc; /* loop counter */ 11324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *msg; /* message returned from parse_opts */ 11424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 11524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 11624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * parse standard options 11724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 11824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((msg = parse_opts(ac, av, (option_t *)NULL, NULL)) != (char *)NULL){ 11924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TBROK, "OPTION PARSING ERROR - %s", msg); 12024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 12124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /*NOTREACHED*/ 12224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 12324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 12424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew setup(); 125bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 12624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for (lc = 0; TEST_LOOPING(lc); lc++) { 12724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 12824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew local_flag = PASSED; 12924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 13024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew runtest(); 13124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 13224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (local_flag == PASSED) { 133af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TPASS, "Test passed."); 13424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else { 135af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "Test failed."); 13624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 137bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 13824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_rmdir(); 13924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 14024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } /* end for */ 14143337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 14224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 14324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/*--------------------------------------------------------------*/ 14424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 14524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewvoid 14624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewsetup() 14724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 14824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char wdbuf[MAXPATHLEN], *cwd ; 14924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int term(); 15024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 15124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 15224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Make a directory to do this in; ignore error if already exists. 15324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Save starting directory. 15424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 15524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_tmpdir(); 15624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ( (cwd = getcwd(homedir, sizeof( homedir))) == NULL ) { 157af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "pwd") ; 15824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit() ; 15924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 16024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 16124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew parent_pid = getpid(); 16224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 16324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (!fuss[0]) 16424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew sprintf(fuss, "%s/ftest03.%d", getcwd(wdbuf, sizeof( wdbuf)), getpid()); 16524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 16624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew mkdir(fuss, 0755); 16724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 16824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (chdir(fuss) < 0) { 169af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK,"\tCan't chdir(%s), error %d.", fuss, errno); 17024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit() ; 17124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 17224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 173bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 17424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 17524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Default values for run conditions. 17624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 17724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 17824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew iterations = 10; 17924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew nchild = 5; 18024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew csize = K_2; /* should run with 1, 2, and 4 K sizes */ 18124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew max_size = K_1 * K_1; 18224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew misc_intvl = 10; 18324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 18424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (sigset(SIGTERM, (void (*)())term) == SIG_ERR) { 18524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew perror("sigset failed"); 186af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, " sigset failed: signo = 15") ; 18724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit() ; 18824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 18924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 19024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 19124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 19224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 19324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint runtest() 19424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 19524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int i; 19624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int pid; 19724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int child; 19824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int status; 19924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int count; 20024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 20124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 20224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 20324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i = 0; i < nchild; i++) { 20424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew test_name[0] = 'a' + i; 20524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew test_name[1] = '\0'; 20624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew fd = open(test_name, O_RDWR|O_CREAT|O_TRUNC, 0666); 20724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (fd < 0) { 208af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tError %d creating %s/%s.", errno, fuss, test_name); 20924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 21024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 21124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((child = fork()) == 0) { /* child */ 21224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dotest(nchild, i, fd); /* do it! */ 21324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); /* when done, exit */ 21424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 21524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 21624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew close(fd); 21724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 21824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (child < 0) { 21924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TINFO, "System resource may be too low, fork() malloc()" 220af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier " etc are likely to fail."); 221af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "Test broken due to inability of fork."); 22224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 22324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 22424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else { 22524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew pidlist[i] = child; 22624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew nwait++; 22724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 22824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 22924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 23024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 23124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Wait for children to finish. 23224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 23324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 23424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew count = 0; 23524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew while(1) 23624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew { 23724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((child = wait(&status)) >= 0) { 238af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier //tst_resm(TINFO, "\tTest{%d} exited status = 0x%x", child, status); 23924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (status) { 240af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest{%d} failed, expected 0 exit.", child); 24124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew local_flag = FAILED; 24224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 24324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++count; 24424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 24524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew else 24624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew { 24724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (errno != EINTR) 24824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew break; 24924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 25024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 25124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 25224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 25324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Should have collected all children. 25424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 25524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 25624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (count != nwait) { 257af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tWrong # children waited on, count = %d", count); 25824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew local_flag = FAILED; 25924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 26024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 26124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew chdir(homedir); 26224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 26324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew pid = fork(); 26424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (pid < 0) { 26524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TINFO, "System resource may be too low, fork() malloc()" 266af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier " etc are likely to fail."); 267af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "Test broken due to inability of fork."); 26824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew sync(); /* safeness */ 26924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 27024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 27124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 27224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (pid == 0) { 2737fdd5140a541cba0961c35161e2fa43426dce653robbiew execl("/bin/rm", "rm", "-rf", fuss, NULL); 27424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 27524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else 27624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew wait(&status); 27724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (status) { 278af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "CAUTION - ftest03, '%s' may not be removed", fuss); 279af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "CAUTION - ftest03, '%s' may not be removed", 28024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew fuss); 28124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 282bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 28324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew sync(); /* safeness */ 28443337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 28524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 28624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 28724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 28824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * dotest() 28924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Children execute this. 29024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 29124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Randomly read/mod/write chunks with known pattern and check. 29224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * When fill sectors, iterate. 29324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 29424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 29524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define NMISC 4 29624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewenum m_type { m_fsync, m_trunc, m_fstat }; 29724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewchar *m_str[] = { 29824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew "fsync", "trunc", "sync", "fstat" 29924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew}; 30024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 30124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint misc_cnt[NMISC]; /* counts # of each kind of misc */ 30224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint file_max; /* file-max size */ 30324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint nchunks; 30424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint last_trunc = -1; 30524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint tr_flag; 30624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewenum m_type type = m_fsync; 30724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 30824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define CHUNK(i) ((i) * csize) 30924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew#define NEXTMISC ((rand() % misc_intvl) + 5) 31024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 31124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dotest(testers, me, fd) 31224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int testers; 31324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int me; 31424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int fd; 31524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 31624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int i; 31724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *bits; 31824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *hold_bits; 31924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int count; 32024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int collide; 32124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char val; 32224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int chunk; 32324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int whenmisc; 32424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int xfr; 32524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 32624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* Stuff for the readv call */ 32724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew struct iovec r_iovec[MAXIOVCNT]; 32824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int r_ioveclen; 32924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 33024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* Stuff for the writev call */ 33124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew struct iovec val_iovec[MAXIOVCNT]; 33224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 33324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew struct iovec zero_iovec[MAXIOVCNT]; 33424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int w_ioveclen; 33524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 33624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew nchunks = max_size / csize; 33724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if( (bits = (char*)malloc((nchunks+7) / 8)) == 0) { 338af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 33924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 34024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 34124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if( (hold_bits = (char*)malloc((nchunks+7) / 8)) == 0) { 342af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 34324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 34424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 34524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 34624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /*Allocate memory for the iovec buffers and init the iovec arrays 34724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 34824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew r_ioveclen = w_ioveclen = csize / MAXIOVCNT; 34924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 35024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* Please note that the above statement implies that csize 35124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * be evenly divisible by MAXIOVCNT. 35224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 35324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 35424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for (i = 0; i < MAXIOVCNT; i++) { 3551530d9c99454f0c6aa79340c17b2e821fd6bf46erobbiew if( (r_iovec[i].iov_base = (char*)calloc(r_ioveclen, 1)) == 0) { 356af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_brkm(TBROK, NULL, "\tmalloc failed"); 35724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* tst_exit(); */ 35824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 35924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew r_iovec[i].iov_len = r_ioveclen; 36024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 36124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* Allocate unused memory areas between all the buffers to 36224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * make things more diffult for the OS. 36324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 36424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 36524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if(malloc((i+1)*8) == 0) { 366af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_brkm(TBROK,NULL, "\tmalloc failed"); 36724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 3681530d9c99454f0c6aa79340c17b2e821fd6bf46erobbiew if( (val_iovec[i].iov_base = (char*)calloc(w_ioveclen, 1)) == 0) { 369af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 37024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 37124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 37224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew val_iovec[i].iov_len = w_ioveclen; 373bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 37424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if(malloc((i+1)*8) == 0) { 375af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 37624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 37724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 3781530d9c99454f0c6aa79340c17b2e821fd6bf46erobbiew if( (zero_iovec[i].iov_base = (char*)calloc(w_ioveclen, 1)) == 0) { 379af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 38024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 38124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 38224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew zero_iovec[i].iov_len = w_ioveclen; 38324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 38424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if(malloc((i+1)*8) == 0) { 385af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "\tmalloc failed"); 38624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 38724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 38824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 38924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 39024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * No init sectors; allow file to be sparse. 39124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 39224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew val = (64/testers) * me + 1; 39324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 3944bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak /* 3954bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak * For each iteration: 3964bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak * zap bits array 3974bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak * loop 3984bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak * pick random chunk, read it. 3994bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak * if corresponding bit off { 40024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * verify = 0. (sparse file) 40124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * ++count; 40224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * } else 40324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * verify = val. 40424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * write "val" on it. 40524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * repeat unitl count = nchunks. 40624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * ++val. 40724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 40824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 40924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew srand(getpid()); 41024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (misc_intvl) whenmisc = NEXTMISC; 41124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew while(iterations-- > 0) { 41224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i = 0; i < NMISC; i++) 41324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew misc_cnt[i] = 0; 41424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ftruncate(fd,0); 41524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew file_max = 0; 41624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bfill(bits, 0, (nchunks+7) / 8); 41724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bfill(hold_bits, 0, (nchunks+7) / 8); 41824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 41924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* Have to fill the val and zero iov buffers in a different manner 42024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 42124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i = 0; i < MAXIOVCNT; i++) { 42224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bfill(val_iovec[i].iov_base,val,val_iovec[i].iov_len); 42324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bfill(zero_iovec[i].iov_base,0,zero_iovec[i].iov_len); 42424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 42524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 42624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew count = 0; 42724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew collide = 0; 42824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew while(count < nchunks) { 42924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew chunk = rand() % nchunks; 43024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 43124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Read it. 43224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 43324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (lseek(fd, (long)CHUNK(chunk), 0) < 0) { 434af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: lseek(0) fail at %x, errno = %d.", 43524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), errno); 43624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 43724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 43824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((xfr = readv(fd, &r_iovec[0], MAXIOVCNT)) < 0) { 439af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: readv fail at %x, errno = %d.", 44024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), errno); 44124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 44224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 44324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 44424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * If chunk beyond EOF just write on it. 44524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Else if bit off, haven't seen it yet. 44624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Else, have. Verify values. 44724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 44824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (CHUNK(chunk) >= file_max) { 44924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bits[chunk/8] |= (1<<(chunk%8)); 45024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++count; 45124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else if ((bits[chunk/8] & (1<<(chunk%8))) == 0) { 45224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (xfr != csize) { 453af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: xfr=%d != %d, zero read.", 45424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, xfr, csize); 45524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 45624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 45724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i=0;i<MAXIOVCNT; i++) { 45824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (memcmp(r_iovec[i].iov_base, zero_iovec[i].iov_base, r_iovec[i].iov_len)) { 45924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TFAIL, 460af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier "\tTest[%d] bad verify @ 0x%x for val %d count %d xfr %d file_max 0x%x, should be 0.", 46124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), val, count, xfr, file_max); 462af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\tTest[%d]: last_trunc = 0x%x.", 46324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, last_trunc); 46424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew sync(); 46524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpiov(&r_iovec[i]); 46624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpbits(bits, (nchunks+7)/8); 46724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew orbits(hold_bits, bits, (nchunks+7)/8); 4684bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak tst_resm(TINFO, "\tHold "); 46924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpbits(hold_bits, (nchunks+7)/8); 47024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 47124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 47224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 47324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bits[chunk/8] |= (1<<(chunk%8)); 47424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++count; 47524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else { 47624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (xfr != csize) { 477af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: xfr=%d != %d, val read.", 47824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, xfr, csize); 47924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 48024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 48124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++collide; 48224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i=0; i<MAXIOVCNT; i++) { 48324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (memcmp(r_iovec[i].iov_base, val_iovec[i].iov_base, r_iovec[i].iov_len)) { 484af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d] bad verify @ 0x%x for val %d count %d xfr %d file_max 0x%x.", 48524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), val, count, xfr, file_max); 486af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\tTest[%d]: last_trunc = 0x%x.", 48724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, last_trunc); 48824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew sync(); 48924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpiov(&r_iovec[i]); 49024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpbits(bits, (nchunks+7)/8); 49124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew orbits(hold_bits, bits, (nchunks+7)/8); 4924bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak tst_resm(TINFO, "\tHold "); 49324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew dumpbits(hold_bits, (nchunks+7)/8); 49424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 49524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 49624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 49724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 49824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 49924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Writev it. 50024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 50124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (lseek(fd, -((long)xfr), 1) < 0) { 502af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: lseek(1) fail at %x, errno = %d.", 50324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), errno); 50424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 50524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 50624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((xfr = writev(fd, &val_iovec[0], MAXIOVCNT)) < csize) { 50724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (errno == ENOSPC) { 508af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: no space, exiting.", me); 50924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew fsync(fd); 51024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 51124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 512af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: writev fail at %x xfr %d, errno = %d.", 51324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, CHUNK(chunk), xfr, errno); 51424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 51524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 51624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (CHUNK(chunk) + csize > file_max) 51724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew file_max = CHUNK(chunk) + csize; 51824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 51924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * If hit "misc" interval, do it. 52024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 52124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (misc_intvl && --whenmisc <= 0) { 52224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew orbits(hold_bits, bits, (nchunks+7)/8); 52324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew domisc(me, fd, bits); 52424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew whenmisc = NEXTMISC; 52524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 52624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (count + collide > 2 * nchunks) 52724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew break; 52824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 52924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 53024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 53124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * End of iteration, maybe before doing all chunks. 53224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 53324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 53424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew fsync(fd); 53524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++misc_cnt[(int)m_fsync]; 536af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier //tst_resm(TINFO, "\tTest{%d} val %d done, count = %d, collide = {%d}", 53724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew // me, val, count, collide); 53824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew //for(i = 0; i < NMISC; i++) 539af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier // tst_resm(TINFO, "\t\tTest{%d}: {%d} %s's.", me, misc_cnt[i], m_str[i]); 54024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++val; 54124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 54243337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 54324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 54424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 54524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 54624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * domisc() 54724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Inject misc syscalls into the thing. 54824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 54924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 55024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint domisc(me, fd, bits) 55124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int me; 55224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int fd; 55324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *bits; 55424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 55524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int chunk; 55624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew struct stat sb; 55724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 55824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((int) type > (int) m_fstat) 55924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew type = m_fsync; 56024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew switch(type) { 56124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew case m_fsync: 56224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (fsync(fd) < 0) { 563af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: fsync error %d.", me, errno); 56424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 56524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 56624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew break; 56724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew case m_trunc: 56824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew chunk = rand() % (file_max / csize); 56924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew file_max = CHUNK(chunk); 57024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew last_trunc = file_max; 57124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (tr_flag) { 57224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (ftruncate(fd, file_max) < 0) { 573af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: ftruncate error %d @ 0x%x.", me, errno, file_max); 57424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 57524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 57624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tr_flag = 0; 57724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } else { 57824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (truncate(test_name, file_max) < 0) { 579af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: truncate error %d @ 0x%x.", me, errno, file_max); 58024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 58124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 58224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tr_flag = 1; 58324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 58424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(; chunk%8 != 0; chunk++) 58524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bits[chunk/8] &= ~(1<<(chunk%8)); 58624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(; chunk < nchunks; chunk += 8) 58724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew bits[chunk/8] = 0; 58824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew break; 58924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew case m_fstat: 59024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (fstat(fd, &sb) < 0) { 591af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: fstat() error %d.", me, errno); 59224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 59324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 59424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (sb.st_size != file_max) { 595af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TFAIL, "\tTest[%d]: fstat() mismatch; st_size=%x,file_max=%x.", 59624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew me, sb.st_size, file_max); 59724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 59824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 59924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew break; 60024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 60124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++misc_cnt[(int)type]; 60224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew type = (enum m_type) ((int) type + 1); 60343337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 60424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 60524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 60624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint bfill(buf, val, size) 60724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register char *buf; 60824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char val; 60924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int size; 61024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 61124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int i; 61224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 61324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i = 0; i < size; i++) 61424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew buf[i] = val; 61543337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 61624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 61724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 61824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 61924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * dumpiov 62024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Dump the contents of the r_iovec buffer. 62124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 62224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 62324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dumpiov(iovptr) 62424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register struct iovec *iovptr; 62524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 62624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int i; 62724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char val; 62824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int idx; 62924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew int nout; 63024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 63124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew nout = 0; 63224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew idx = 0; 63324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew val = ((char *)iovptr->iov_base)[0]; 63424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(i = 0; i < iovptr->iov_len; i++) { 63524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (((char *)iovptr->iov_base)[i] != val) { 63624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (i == idx+1) 63724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TINFO, "\t%x, ", ((char *)iovptr->iov_base)[idx] & 0xff); 63824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew else 63924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TINFO, "\t%d*%x, ", i-idx, ((char *)iovptr->iov_base)[idx] & 0xff); 64024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew idx = i; 64124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew ++nout; 64224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 64324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (nout > 10) { 644af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\t ... more"); 64543337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 64624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 64724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 64824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (i == idx+1) 649af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\t%x", ((char *)iovptr->iov_base)[idx] & 0xff); 65024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew else 651af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\t%d*%x", i-idx, ((char *)iovptr->iov_base)[idx]); 65243337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 65324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 65424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 65524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* 65624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * dumpbits 65724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * Dump the bit-map. 65824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 65924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 66024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint dumpbits(bits, size) 66124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew char *bits; 66224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int size; 66324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 66424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register char *buf; 66524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 66624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for(buf = bits; size > 0; --size, ++buf) { 66724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if ((buf-bits) % 16 == 0) 668af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\t%04x:\t", 8*(buf-bits)); 66924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_resm(TINFO, "\t%02x ", (int)*buf & 0xff); 67024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 67143337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 67224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 67324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 67424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint orbits(hold, bits, count) 67524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register char *hold; 67624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register char *bits; 67724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int count; 67824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 67924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew while(count-- > 0) 68024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew *hold++ |= *bits++; 68143337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 68224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 68324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 68424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 68524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew/* term() 68624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * 68724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * This is called when a SIGTERM signal arrives. 68824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 68924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 69024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiewint term() 69124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew{ 69224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew register int i; 69324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 694af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\tterm -[%d]- got sig term.", getpid()); 69524e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 69624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew /* 69724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * If run by hand we like to have the parent send the signal to 69824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew * the child processes. This makes life easy. 69924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew */ 70024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 70124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (parent_pid == getpid()) { 70224e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew for (i=0; i < nchild; i++) 70324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (pidlist[i]) /* avoid embarassment */ 70424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew kill(pidlist[i], SIGTERM); 70543337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 70624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew } 70724e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 708af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TINFO, "\tunlinking '%s'", test_name); 70924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 71024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew close(fd); 71124e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew if (unlink(test_name)) 712af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "Unlink of '%s' failed, errno = %d.", 71324e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew test_name, errno); 71424e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew else 715af64a878a5f86f98675e1d00691f12f9fa57bd8fvapier tst_resm(TBROK, "Unlink of '%s' successful.", test_name); 71624e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew tst_exit(); 71743337a3cf6f8809647cf9fc6c0054241f44b1fb1subrata_modak return 0; 71824e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew} 71924e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 72024e30ab69eb6e1b128ea1eb2dc12df4066c2227erobbiew 721