#include <time.h>
#include <limits.h>
+#include <sys/time.h>
#include <sys/ioctl.h>
#include <sys/types.h>
+#include <sys/time.h>
#include "et/com_err.h"
#include "ext2fs/ext2_io.h"
static unsigned int *t_patts = NULL; /* test patterns */
static int current_O_DIRECT = 0; /* Current status of O_DIRECT flag */
static int exclusive_ok = 0;
+static unsigned int max_bb = 0; /* Abort test if more than this number of bad blocks has been encountered */
+static unsigned int d_flag = 0; /* delay factor between reads */
#define T_INC 32
-int sys_page_size = 4096;
+unsigned int sys_page_size = 4096;
static void usage(void)
{
- fprintf(stderr, _("Usage: %s [-b block_size] [-i input_file] [-o output_file] [-svwnf]\n [-c blocks_at_once] [-p num_passes] [-t test_pattern [-t test_pattern [...]]]\n device [last_block [start_block]]\n"),
+ fprintf(stderr, _(
+"Usage: %s [-b block_size] [-i input_file] [-o output_file] [-svwnf]\n"
+" [-c blocks_at_once] [-d delay_factor_between_reads] [-e max_bad_blocks]\n"
+" [-p num_passes] [-t test_pattern [-t test_pattern [...]]]\n"
+" device [last_block [first_block]]\n"),
program_name);
exit (1);
}
exit(1);
}
-static unsigned long currently_testing = 0;
-static unsigned long num_blocks = 0;
+static blk_t currently_testing = 0;
+static blk_t num_blocks = 0;
static ext2_badblocks_list bb_list = NULL;
static FILE *out;
static blk_t next_bad = 0;
* This routine reports a new bad block. If the bad block has already
* been seen before, then it returns 0; otherwise it returns 1.
*/
-static int bb_output (unsigned long bad)
+static int bb_output (blk_t bad)
{
errcode_t errcode;
if (ext2fs_badblocks_list_test(bb_list, bad))
return 0;
- fprintf(out, "%lu\n", bad);
+ fprintf(out, "%lu\n", (unsigned long) bad);
fflush(out);
errcode = ext2fs_badblocks_list_add (bb_list, bad);
static void print_status(void)
{
- fprintf(stderr, "%15ld/%15ld", currently_testing, num_blocks);
+ fprintf(stderr, "%15lu/%15lu", (unsigned long) currently_testing,
+ (unsigned long) num_blocks);
fputs("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b", stderr);
fflush (stderr);
}
}
static void set_o_direct(int dev, unsigned char *buffer, size_t size,
- unsigned long current_block)
+ blk_t current_block)
{
#ifdef O_DIRECT
int new_flag = O_DIRECT;
* Perform a read of a sequence of blocks; return the number of blocks
* successfully sequentially read.
*/
-static long do_read (int dev, unsigned char * buffer, int try, int block_size,
- unsigned long current_block)
+static int do_read (int dev, unsigned char * buffer, int try, int block_size,
+ blk_t current_block)
{
long got;
+ struct timeval tv1, tv2;
+#define NANOSEC (1000000000L)
+#define MILISEC (1000L)
set_o_direct(dev, buffer, try * block_size, current_block);
com_err (program_name, errno, _("during seek"));
/* Try the read */
+ if (d_flag)
+ gettimeofday(&tv1, NULL);
got = read (dev, buffer, try * block_size);
+ if (d_flag)
+ gettimeofday(&tv2, NULL);
if (got < 0)
got = 0;
if (got & 511)
fprintf(stderr, _("Weird value (%ld) in do_read\n"), got);
got /= block_size;
+ if (d_flag && got == try) {
+#ifdef HAVE_NANOSLEEP
+ struct timespec ts;
+ ts.tv_sec = tv2.tv_sec - tv1.tv_sec;
+ ts.tv_nsec = (tv2.tv_usec - tv1.tv_usec) * MILISEC;
+ if (ts.tv_nsec < 0) {
+ ts.tv_nsec += NANOSEC;
+ ts.tv_sec -= 1;
+ }
+ /* increase/decrease the sleep time based on d_flag value */
+ ts.tv_sec = ts.tv_sec * d_flag / 100;
+ ts.tv_nsec = ts.tv_nsec * d_flag / 100;
+ if (ts.tv_nsec > NANOSEC) {
+ ts.tv_sec += ts.tv_nsec / NANOSEC;
+ ts.tv_nsec %= NANOSEC;
+ }
+ if (ts.tv_sec || ts.tv_nsec)
+ nanosleep(&ts, NULL);
+#else
+#ifdef HAVE_USLEEP
+ struct timeval tv;
+ tv.tv_sec = tv2.tv_sec - tv1.tv_sec;
+ tv.tv_usec = tv2.tv_usec - tv1.tv_usec;
+ tv.tv_sec = tv.tv_sec * d_flag / 100;
+ tv.tv_usec = tv.tv_usec * d_flag / 100;
+ if (tv.tv_usec > 1000000) {
+ tv.tv_sec += tv.tv_usec / 1000000;
+ tv.tv_usec %= 1000000;
+ }
+ if (tv.tv_sec)
+ sleep(tv.tv_sec);
+ if (tv.tv_usec)
+ usleep(tv.tv_usec);
+#endif
+#endif
+ }
return got;
}
* Perform a write of a sequence of blocks; return the number of blocks
* successfully sequentially written.
*/
-static long do_write (int dev, unsigned char * buffer, int try, int block_size,
- unsigned long current_block)
+static int do_write(int dev, unsigned char * buffer, int try, int block_size,
+ unsigned long current_block)
{
long got;
com_err(program_name, retval, _("during ext2fs_sync_device"));
}
-static unsigned int test_ro (int dev, unsigned long last_block,
- int block_size, unsigned long from_count,
- unsigned long blocks_at_once)
+static unsigned int test_ro (int dev, blk_t last_block,
+ int block_size, blk_t first_block,
+ unsigned int blocks_at_once)
{
unsigned char * blkbuf;
int try;
- long got;
+ int got;
unsigned int bb_count = 0;
errcode_t errcode;
}
do {
ext2fs_badblocks_list_iterate (bb_iter, &next_bad);
- } while (next_bad && next_bad < from_count);
+ } while (next_bad && next_bad < first_block);
if (t_flag) {
blkbuf = allocate_buffer((blocks_at_once + 1) * block_size);
exit (1);
}
if (v_flag) {
- fprintf (stderr, _("Checking blocks %lu to %lu\n"), from_count,
- last_block - 1);
+ fprintf (stderr, _("Checking blocks %lu to %lu\n"),
+ (unsigned long) first_block,
+ (unsigned long) last_block - 1);
}
if (t_flag) {
fputs(_("Checking for bad blocks in read-only mode\n"), stderr);
}
flush_bufs();
try = blocks_at_once;
- currently_testing = from_count;
+ currently_testing = first_block;
num_blocks = last_block - 1;
if (!t_flag && (s_flag || v_flag)) {
fputs(_("Checking for bad blocks (read-only test): "), stderr);
}
while (currently_testing < last_block)
{
+ if (max_bb && bb_count >= max_bb) {
+ if (s_flag || v_flag) {
+ fputs(_("Too many bad blocks, aborting test\n"), stderr);
+ }
+ break;
+ }
if (next_bad) {
if (currently_testing == next_bad) {
/* fprintf (out, "%lu\n", nextbad); */
if (got == try) {
try = blocks_at_once;
/* recover page-aligned offset for O_DIRECT */
- if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9)
+ if ( (blocks_at_once >= sys_page_size >> 9)
&& (currently_testing % (sys_page_size >> 9)!= 0))
try -= (sys_page_size >> 9)
- (currently_testing
return bb_count;
}
-static unsigned int test_rw (int dev, unsigned long last_block,
- int block_size, unsigned long from_count,
- unsigned long blocks_at_once)
+static unsigned int test_rw (int dev, blk_t last_block,
+ int block_size, blk_t first_block,
+ unsigned int blocks_at_once)
{
unsigned char *buffer, *read_buffer;
const unsigned int patterns[] = {0xaa, 0x55, 0xff, 0x00};
fputs(_("Checking for bad blocks in read-write mode\n"),
stderr);
fprintf(stderr, _("From block %lu to %lu\n"),
- from_count, last_block);
+ (unsigned long) first_block,
+ (unsigned long) last_block - 1);
}
if (t_flag) {
pattern = t_patts;
pattern_fill(buffer, pattern[pat_idx],
blocks_at_once * block_size);
num_blocks = last_block - 1;
- currently_testing = from_count;
+ currently_testing = first_block;
if (s_flag && v_flag <= 1)
alarm_intr(SIGALRM);
try = blocks_at_once;
while (currently_testing < last_block) {
+ if (max_bb && bb_count >= max_bb) {
+ if (s_flag || v_flag) {
+ fputs(_("Too many bad blocks, aborting test\n"), stderr);
+ }
+ break;
+ }
if (currently_testing + try > last_block)
try = last_block - currently_testing;
got = do_write(dev, buffer, try, block_size,
if (got == try) {
try = blocks_at_once;
/* recover page-aligned offset for O_DIRECT */
- if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9)
+ if ( (blocks_at_once >= sys_page_size >> 9)
&& (currently_testing %
(sys_page_size >> 9)!= 0))
try -= (sys_page_size >> 9)
if (s_flag | v_flag)
fputs(_("Reading and comparing: "), stderr);
num_blocks = last_block;
- currently_testing = from_count;
+ currently_testing = first_block;
if (s_flag && v_flag <= 1)
alarm_intr(SIGALRM);
try = blocks_at_once;
while (currently_testing < last_block) {
+ if (max_bb && bb_count >= max_bb) {
+ if (s_flag || v_flag) {
+ fputs(_("Too many bad blocks, aborting test\n"), stderr);
+ }
+ break;
+ }
if (currently_testing + try > last_block)
try = last_block - currently_testing;
got = do_read (dev, read_buffer, try, block_size,
}
currently_testing += got;
/* recover page-aligned offset for O_DIRECT */
- if ( blocks_at_once >= (unsigned long) (sys_page_size >> 9)
+ if ( (blocks_at_once >= sys_page_size >> 9)
&& (currently_testing % (sys_page_size >> 9)!= 0))
try = blocks_at_once - (sys_page_size >> 9)
- (currently_testing
int num;
};
-static unsigned int test_nd (int dev, unsigned long last_block,
- int block_size, unsigned long from_count,
- unsigned long blocks_at_once)
+static unsigned int test_nd (int dev, blk_t last_block,
+ int block_size, blk_t first_block,
+ unsigned int blocks_at_once)
{
unsigned char *blkbuf, *save_ptr, *test_ptr, *read_ptr;
unsigned char *test_base, *save_base, *read_base;
const unsigned int patterns[] = { ~0 };
const unsigned int *pattern;
int nr_pattern, pat_idx;
- long got, used2, written, save_currently_testing;
+ int got, used2, written;
+ blk_t save_currently_testing;
struct saved_blk_record *test_record;
/* This is static to prevent being clobbered by the longjmp */
static int num_saved;
}
do {
ext2fs_badblocks_list_iterate (bb_iter, &next_bad);
- } while (next_bad && next_bad < from_count);
+ } while (next_bad && next_bad < first_block);
blkbuf = allocate_buffer(3 * blocks_at_once * block_size);
test_record = malloc (blocks_at_once*sizeof(struct saved_blk_record));
flush_bufs();
if (v_flag) {
fputs(_("Checking for bad blocks in non-destructive read-write mode\n"), stderr);
- fprintf (stderr, _("From block %lu to %lu\n"), from_count, last_block);
+ fprintf (stderr, _("From block %lu to %lu\n"),
+ (unsigned long) first_block,
+ (unsigned long) last_block - 1);
}
if (s_flag || v_flag > 1) {
fputs(_("Checking for bad blocks (non-destructive read-write test)\n"), stderr);
bb_count = 0;
save_ptr = save_base;
test_ptr = test_base;
- currently_testing = from_count;
+ currently_testing = first_block;
num_blocks = last_block - 1;
if (s_flag && v_flag <= 1)
alarm_intr(SIGALRM);
while (currently_testing < last_block) {
+ if (max_bb && bb_count >= max_bb) {
+ if (s_flag || v_flag) {
+ fputs(_("Too many bad blocks, aborting test\n"), stderr);
+ }
+ break;
+ }
got = try = blocks_at_once - buf_used;
if (next_bad) {
if (currently_testing == next_bad) {
if (written != got)
com_err (program_name, errno,
_("during test data write, block %lu"),
- currently_testing + written);
+ (unsigned long) currently_testing +
+ written);
buf_used += got;
save_ptr += got * block_size;
}
+/*
+ * This function will convert a string to an unsigned long, printing
+ * an error message if it fails, and returning success or failure in err.
+ */
+static unsigned int parse_uint(const char *str, const char *descr)
+{
+ char *tmp;
+ unsigned long ret;
+
+ errno = 0;
+ ret = strtoul(str, &tmp, 0);
+ if (*tmp || errno || (ret > UINT_MAX) ||
+ (ret == ULONG_MAX && errno == ERANGE)) {
+ com_err (program_name, 0, _("invalid %s - %s"), descr, str);
+ exit (1);
+ }
+ return ret;
+}
int main (int argc, char ** argv)
{
int c;
- char * tmp;
char * device_name;
char * host_device_name = NULL;
char * input_file = NULL;
char * output_file = NULL;
FILE * in = NULL;
int block_size = 1024;
- unsigned long blocks_at_once = 64;
- blk_t last_block, from_count;
+ unsigned int blocks_at_once = 64;
+ blk_t last_block, first_block;
int num_passes = 0;
int passes_clean = 0;
int dev;
errcode_t errcode;
unsigned int pattern;
- unsigned int (*test_func)(int, unsigned long,
- int, unsigned long,
- unsigned long);
+ unsigned int (*test_func)(int, blk_t,
+ int, blk_t,
+ unsigned int);
int open_flag = 0;
long sysval;
if (argc && *argv)
program_name = *argv;
- while ((c = getopt (argc, argv, "b:fi:o:svwnc:p:h:t:X")) != EOF) {
+ while ((c = getopt (argc, argv, "b:d:e:fi:o:svwnc:p:h:t:X")) != EOF) {
switch (c) {
case 'b':
- block_size = strtoul (optarg, &tmp, 0);
- if (*tmp || block_size > 4096) {
+ block_size = parse_uint(optarg, "block size");
+ if (block_size > 4096) {
com_err (program_name, 0,
_("bad block size - %s"), optarg);
exit (1);
w_flag = 2;
break;
case 'c':
- blocks_at_once = strtoul (optarg, &tmp, 0);
- if (*tmp) {
- com_err (program_name, 0,
- "bad simultaneous block count - %s", optarg);
- exit (1);
- }
+ blocks_at_once = parse_uint(optarg, "blocks at once");
+ break;
+ case 'e':
+ max_bb = parse_uint(optarg, "max bad block count");
+ break;
+ case 'd':
+ d_flag = parse_uint(optarg, "read delay factor");
break;
case 'p':
- num_passes = strtoul (optarg, &tmp, 0);
- if (*tmp) {
- com_err (program_name, 0,
- "bad number of clean passes - %s", optarg);
- exit (1);
- }
+ num_passes = parse_uint(optarg,
+ "number of clean passes");
break;
case 'h':
host_device_name = optarg;
if (t_flag + 1 > t_max) {
unsigned int *t_patts_new;
- t_patts_new = realloc(t_patts, t_max + T_INC);
+ t_patts_new = realloc(t_patts, sizeof(int) *
+ (t_max + T_INC));
if (!t_patts_new) {
com_err(program_name, ENOMEM,
_("can't allocate memory for "
if (!strcmp(optarg, "r") || !strcmp(optarg,"random")) {
t_patts[t_flag++] = ~0;
} else {
- pattern = strtoul(optarg, &tmp, 0);
- if (*tmp) {
- com_err(program_name, 0,
- _("invalid test_pattern: %s\n"),
- optarg);
- exit(1);
- }
+ pattern = parse_uint(optarg, "test pattern");
if (pattern == (unsigned int) ~0)
pattern = 0xffff;
t_patts[t_flag++] = pattern;
}
} else {
errno = 0;
- last_block = strtoul (argv[optind], &tmp, 0);
- printf("last_block = %d (%s)\n", last_block, argv[optind]);
- if (*tmp || errno ||
- (last_block == ULONG_MAX && errno == ERANGE)) {
- com_err (program_name, 0, _("invalid blocks count - %s"),
- argv[optind]);
- exit (1);
- }
+ last_block = parse_uint(argv[optind], _("last block"));
last_block++;
optind++;
}
if (optind <= argc-1) {
errno = 0;
- from_count = strtoul (argv[optind], &tmp, 0);
- printf("from_count = %d\n", from_count);
- if (*tmp || errno ||
- (from_count == ULONG_MAX && errno == ERANGE)) {
- com_err (program_name, 0, _("invalid starting block - %s"),
- argv[optind]);
- exit (1);
- }
- } else from_count = 0;
- if (from_count >= last_block) {
+ first_block = parse_uint(argv[optind], _("first block"));
+ } else first_block = 0;
+ if (first_block >= last_block) {
com_err (program_name, 0, _("invalid starting block (%lu): must be less than %lu"),
- (unsigned long) from_count, (unsigned long) last_block);
+ (unsigned long) first_block, (unsigned long) last_block);
exit (1);
}
if (w_flag)
unsigned int bb_count;
bb_count = test_func(dev, last_block, block_size,
- from_count, blocks_at_once);
+ first_block, blocks_at_once);
if (bb_count)
passes_clean = 0;
else