*
* This file is based on the minix file system programs fsck and mkfs
* written and copyrighted by Linus Torvalds <Linus.Torvalds@cs.helsinki.fi>
- *
+ *
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Public
* License.
* 99/06/30...99/07/26 - Added non-destructive write-testing,
* configurable blocks-at-once parameter,
* loading of badblocks list to avoid testing
- * blocks known to be bad, multiple passes to
+ * blocks known to be bad, multiple passes to
* make sure that no new blocks are added to the
* list. (Work done by David Beattie)
*/
+#ifndef _GNU_SOURCE
#define _GNU_SOURCE /* for O_DIRECT */
+#endif
+
+#ifndef O_LARGEFILE
+#define O_LARGEFILE 0
+#endif
#include <errno.h>
#include <fcntl.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"
#include "nls-enable.h"
const char * program_name = "badblocks";
-const char * done_string = N_("done \n");
+const char * done_string = N_("done \n");
static int v_flag = 0; /* verbose */
static int w_flag = 0; /* do r/w test: 0=no, 1=yes,
static int t_max = 0; /* allocated test patterns */
static unsigned int *t_patts = NULL; /* test patterns */
static int current_O_DIRECT = 0; /* Current status of O_DIRECT flag */
+static int use_buffered_io = 0;
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 */
+static struct timeval time_start;
#define T_INC 32
static void exclusive_usage(void)
{
- fprintf(stderr,
- _("%s: The -n and -w options are mutually exclusive.\n\n"),
+ fprintf(stderr,
+ _("%s: The -n and -w options are mutually exclusive.\n\n"),
program_name);
exit(1);
}
static blk_t currently_testing = 0;
static blk_t num_blocks = 0;
+static blk_t num_read_errors = 0;
+static blk_t num_write_errors = 0;
+static blk_t num_corruption_errors = 0;
static ext2_badblocks_list bb_list = NULL;
static FILE *out;
static blk_t next_bad = 0;
static ext2_badblocks_iterate bb_iter = NULL;
+enum error_types { READ_ERROR, WRITE_ERROR, CORRUPTION_ERROR };
+
static void *allocate_buffer(size_t size)
{
void *ret = 0;
-
+
#ifdef HAVE_POSIX_MEMALIGN
if (posix_memalign(&ret, sys_page_size, size) < 0)
ret = 0;
#ifdef HAVE_VALLOC
ret = valloc(size);
#endif /* HAVE_VALLOC */
-#endif /* HAVE_MEMALIGN */
+#endif /* HAVE_MEMALIGN */
#endif /* HAVE_POSIX_MEMALIGN */
if (!ret)
* 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 (blk_t bad)
+static int bb_output (blk_t bad, enum error_types error_type)
{
errcode_t errcode;
}
/* kludge:
- increment the iteration through the bb_list if
+ increment the iteration through the bb_list if
an element was just added before the current iteration
position. This should not cause next_bad to change. */
if (bb_iter && bad < next_bad)
ext2fs_badblocks_list_iterate (bb_iter, &next_bad);
+
+ if (error_type == READ_ERROR) {
+ num_read_errors++;
+ } else if (error_type == WRITE_ERROR) {
+ num_write_errors++;
+ } else if (error_type == CORRUPTION_ERROR) {
+ num_corruption_errors++;
+ }
return 1;
}
+static char *time_diff_format(struct timeval *tv1,
+ struct timeval *tv2, char *buf)
+{
+ time_t diff = (tv1->tv_sec - tv2->tv_sec);
+ int hr,min,sec;
+
+ sec = diff % 60;
+ diff /= 60;
+ min = diff % 60;
+ hr = diff / 60;
+
+ if (hr)
+ sprintf(buf, "%d:%02d:%02d", hr, min, sec);
+ else
+ sprintf(buf, "%d:%02d", min, sec);
+ return buf;
+}
+
+static float calc_percent(unsigned long current, unsigned long total) {
+ float percent = 0.0;
+ if (total <= 0)
+ return percent;
+ if (current >= total) {
+ percent = 100.0;
+ } else {
+ percent=(100.0*(float)current/(float)total);
+ }
+ return percent;
+}
+
static void print_status(void)
{
- 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);
+ struct timeval time_end;
+ char diff_buf[32], line_buf[128];
+ int len;
+
+ gettimeofday(&time_end, 0);
+ len = snprintf(line_buf, sizeof(line_buf),
+ _("%6.2f%% done, %s elapsed. "
+ "(%d/%d/%d errors)"),
+ calc_percent((unsigned long) currently_testing,
+ (unsigned long) num_blocks),
+ time_diff_format(&time_end, &time_start, diff_buf),
+ num_read_errors,
+ num_write_errors,
+ num_corruption_errors);
+#ifdef HAVE_MBSTOWCS
+ len = mbstowcs(NULL, line_buf, sizeof(line_buf));
+#endif
+ fputs(line_buf, stderr);
+ memset(line_buf, '\b', len);
+ line_buf[len] = 0;
+ fputs(line_buf, stderr);
fflush (stderr);
}
static void terminate_intr(int signo EXT2FS_ATTR((unused)))
{
+ fflush(out);
+ fprintf(stderr, "\n\nInterrupted at block %llu\n",
+ (unsigned long long) currently_testing);
+ fflush(stderr);
if (terminate_addr)
longjmp(terminate_addr,1);
exit(1);
signal (SIGUSR2, SIG_DFL);
}
+/* Linux requires that O_DIRECT I/Os be 512-byte sector aligned */
+
+#define O_DIRECT_SIZE 512
+
static void set_o_direct(int dev, unsigned char *buffer, size_t size,
- blk_t current_block)
+ ext2_loff_t offset)
{
#ifdef O_DIRECT
int new_flag = O_DIRECT;
int flag;
-
- if ((((unsigned long) buffer & (sys_page_size - 1)) != 0) ||
+
+ if ((use_buffered_io != 0) ||
+ (((unsigned long) buffer & (sys_page_size - 1)) != 0) ||
((size & (sys_page_size - 1)) != 0) ||
- ((current_block & ((sys_page_size >> 9)-1)) != 0))
+ ((offset & (O_DIRECT_SIZE - 1)) != 0))
new_flag = 0;
if (new_flag != current_O_DIRECT) {
{
unsigned int i, nb;
unsigned char bpattern[sizeof(pattern)], *ptr;
-
+
if (pattern == (unsigned int) ~0) {
for (ptr = buffer; ptr < buffer + n; ptr++) {
(*ptr) = random() % (1 << (8 * sizeof(char)));
#define NANOSEC (1000000000L)
#define MILISEC (1000L)
- set_o_direct(dev, buffer, try * block_size, current_block);
+#if 0
+ printf("do_read: block %d, try %d\n", current_block, try);
+#endif
+ set_o_direct(dev, buffer, try * block_size,
+ ((ext2_loff_t) current_block) * block_size);
if (v_flag > 1)
print_status();
if (d_flag)
gettimeofday(&tv2, NULL);
if (got < 0)
- got = 0;
+ got = 0;
if (got & 511)
fprintf(stderr, _("Weird value (%ld) in do_read\n"), got);
got /= block_size;
{
long got;
- set_o_direct(dev, buffer, try * block_size, current_block);
+#if 0
+ printf("do_write: block %lu, try %d\n", current_block, try);
+#endif
+ set_o_direct(dev, buffer, try * block_size,
+ ((ext2_loff_t) current_block) * block_size);
if (v_flag > 1)
print_status();
/* Try the write */
got = write (dev, buffer, try * block_size);
if (got < 0)
- got = 0;
+ got = 0;
if (got & 511)
fprintf(stderr, "Weird value (%ld) in do_write\n", got);
got /= block_size;
{
errcode_t retval;
+#ifdef O_DIRECT
+ if (!use_buffered_io)
+ return;
+#endif
retval = ext2fs_sync_device(host_dev, 1);
if (retval)
com_err(program_name, retval, _("during ext2fs_sync_device"));
int got;
unsigned int bb_count = 0;
errcode_t errcode;
+ blk_t recover_block = ~0;
+
+ /* set up abend handler */
+ capture_terminate(NULL);
errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter);
if (errcode) {
exit (1);
}
if (v_flag) {
- fprintf (stderr, _("Checking blocks %lu to %lu\n"),
- (unsigned long) first_block,
+ fprintf (stderr, _("Checking blocks %lu to %lu\n"),
+ (unsigned long) first_block,
(unsigned long) last_block - 1);
}
if (t_flag) {
if (memcmp (blkbuf+i*block_size,
blkbuf+blocks_at_once*block_size,
block_size))
- bb_count += bb_output(currently_testing + i);
+ bb_count += bb_output(currently_testing + i, CORRUPTION_ERROR);
}
+ if (got == 0 && try == 1)
+ bb_count += bb_output(currently_testing++, READ_ERROR);
currently_testing += got;
- if (got == try) {
- try = blocks_at_once;
- /* recover page-aligned offset for O_DIRECT */
- if ( (blocks_at_once >= sys_page_size >> 9)
- && (currently_testing % (sys_page_size >> 9)!= 0))
- try -= (sys_page_size >> 9)
- - (currently_testing
- % (sys_page_size >> 9));
- continue;
- }
- else
+ if (got != try) {
try = 1;
- if (got == 0) {
- bb_count += bb_output(currently_testing++);
+ if (recover_block == ~0)
+ recover_block = currently_testing - got +
+ blocks_at_once;
+ continue;
+ } else if (currently_testing == recover_block) {
+ try = blocks_at_once;
+ recover_block = ~0;
}
}
num_blocks = 0;
ext2fs_badblocks_list_iterate_end(bb_iter);
+ uncapture_terminate();
+
return bb_count;
}
const unsigned int *pattern;
int i, try, got, nr_pattern, pat_idx;
unsigned int bb_count = 0;
+ blk_t recover_block = ~0;
+
+ /* set up abend handler */
+ capture_terminate(NULL);
buffer = allocate_buffer(2 * blocks_at_once * block_size);
read_buffer = buffer + blocks_at_once * block_size;
-
+
if (!buffer) {
com_err (program_name, ENOMEM, _("while allocating buffers"));
exit (1);
flush_bufs();
if (v_flag) {
- fputs(_("Checking for bad blocks in read-write mode\n"),
+ fputs(_("Checking for bad blocks in read-write mode\n"),
stderr);
fprintf(stderr, _("From block %lu to %lu\n"),
- (unsigned long) first_block,
+ (unsigned long) first_block,
(unsigned long) last_block - 1);
}
if (t_flag) {
if (v_flag > 1)
print_status();
+ if (got == 0 && try == 1)
+ bb_count += bb_output(currently_testing++, WRITE_ERROR);
currently_testing += got;
- if (got == try) {
- try = blocks_at_once;
- /* recover page-aligned offset for O_DIRECT */
- if ( (blocks_at_once >= sys_page_size >> 9)
- && (currently_testing %
- (sys_page_size >> 9)!= 0))
- try -= (sys_page_size >> 9)
- - (currently_testing
- % (sys_page_size >> 9));
- continue;
- } else
+ if (got != try) {
try = 1;
- if (got == 0) {
- bb_count += bb_output(currently_testing++);
+ if (recover_block == ~0)
+ recover_block = currently_testing -
+ got + blocks_at_once;
+ continue;
+ } else if (currently_testing == recover_block) {
+ try = blocks_at_once;
+ recover_block = ~0;
}
}
-
+
num_blocks = 0;
alarm (0);
if (s_flag | v_flag)
try = last_block - currently_testing;
got = do_read (dev, read_buffer, try, block_size,
currently_testing);
- if (got == 0) {
- bb_count += bb_output(currently_testing++);
+ if (got == 0 && try == 1)
+ bb_count += bb_output(currently_testing++, READ_ERROR);
+ currently_testing += got;
+ if (got != try) {
+ try = 1;
+ if (recover_block == ~0)
+ recover_block = currently_testing -
+ got + blocks_at_once;
continue;
+ } else if (currently_testing == recover_block) {
+ try = blocks_at_once;
+ recover_block = ~0;
}
for (i=0; i < got; i++) {
if (memcmp(read_buffer + i * block_size,
buffer + i * block_size,
block_size))
- bb_count += bb_output(currently_testing+i);
+ bb_count += bb_output(currently_testing+i, CORRUPTION_ERROR);
}
- currently_testing += got;
- /* recover page-aligned offset for O_DIRECT */
- 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
- % (sys_page_size >> 9));
- else
- try = blocks_at_once;
if (v_flag > 1)
print_status();
}
-
+
num_blocks = 0;
alarm (0);
if (s_flag | v_flag)
errcode_t errcode;
unsigned long buf_used;
static unsigned int bb_count;
+ int granularity = blocks_at_once;
+ blk_t recover_block = ~0;
bb_count = 0;
errcode = ext2fs_badblocks_list_iterate_begin(bb_list,&bb_iter);
save_base = blkbuf;
test_base = blkbuf + (blocks_at_once * block_size);
read_base = blkbuf + (2 * blocks_at_once * block_size);
-
+
num_saved = 0;
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"),
+ fprintf (stderr, _("From block %lu to %lu\n"),
(unsigned long) first_block,
(unsigned long) last_block - 1);
}
fflush (out);
exit(1);
}
-
+
/* set up abend handler */
capture_terminate(terminate_env);
}
break;
}
- got = try = blocks_at_once - buf_used;
+ got = try = granularity - buf_used;
if (next_bad) {
if (currently_testing == next_bad) {
/* fprintf (out, "%lu\n", nextbad); */
got = do_read (dev, save_ptr, try, block_size,
currently_testing);
if (got == 0) {
+ if (recover_block == ~0)
+ recover_block = currently_testing +
+ blocks_at_once;
+ if (granularity != 1) {
+ granularity = 1;
+ continue;
+ }
/* First block must have been bad. */
- bb_count += bb_output(currently_testing++);
+ bb_count += bb_output(currently_testing++, READ_ERROR);
goto check_for_more;
}
if (written != got)
com_err (program_name, errno,
_("during test data write, block %lu"),
- (unsigned long) currently_testing +
+ (unsigned long) currently_testing +
written);
buf_used += got;
save_ptr += got * block_size;
test_ptr += got * block_size;
currently_testing += got;
- if (got != try)
- bb_count += bb_output(currently_testing++);
+ if (got != try) {
+ try = 1;
+ if (recover_block == ~0)
+ recover_block = currently_testing -
+ got + blocks_at_once;
+ continue;
+ }
check_for_more:
/*
* around, and we're not done yet testing the disk, go
* back and get some more blocks.
*/
- if ((buf_used != blocks_at_once) &&
+ if ((buf_used != granularity) &&
(currently_testing < last_block))
continue;
+ if (currently_testing >= recover_block) {
+ granularity = blocks_at_once;
+ recover_block = ~0;
+ }
+
flush_bufs();
save_currently_testing = currently_testing;
try = test_record[used2].num;
used2++;
}
-
+
got = do_read (dev, read_ptr, try,
block_size, currently_testing);
for (i = 0; i < got; ++i)
if (memcmp (test_ptr+i*block_size,
read_ptr+i*block_size, block_size))
- bb_count += bb_output(currently_testing + i);
+ bb_count += bb_output(currently_testing + i, CORRUPTION_ERROR);
if (got < try) {
- bb_count += bb_output(currently_testing + got);
+ bb_count += bb_output(currently_testing + got, READ_ERROR);
got++;
}
-
+
/* write back original data */
do_write (dev, save_ptr, got,
block_size, currently_testing);
{
char *tmp;
unsigned long ret;
-
+
errno = 0;
ret = strtoul(str, &tmp, 0);
if (*tmp || errno || (ret > UINT_MAX) ||
FILE * in = NULL;
int block_size = 1024;
unsigned int blocks_at_once = 64;
- blk_t last_block, first_block;
+ blk64_t last_block, first_block;
int num_passes = 0;
int passes_clean = 0;
int dev;
unsigned int (*test_func)(int, blk_t,
int, blk_t,
unsigned int);
- int open_flag = 0;
+ int open_flag;
long sysval;
setbuf(stdout, NULL);
sys_page_size = sysval;
#endif /* _SC_PAGESIZE */
#endif /* HAVE_SYSCONF */
-
+
if (argc && *argv)
program_name = *argv;
- while ((c = getopt (argc, argv, "b:d:e:fi:o:svwnc:p:h:t:X")) != EOF) {
+ while ((c = getopt (argc, argv, "b:d:e:fi:o:svwnc:p:h:t:BX")) != EOF) {
switch (c) {
case 'b':
block_size = parse_uint(optarg, "block size");
- if (block_size > 4096) {
- com_err (program_name, 0,
- _("bad block size - %s"), optarg);
- exit (1);
- }
break;
case 'f':
force++;
d_flag = parse_uint(optarg, "read delay factor");
break;
case 'p':
- num_passes = parse_uint(optarg,
+ num_passes = parse_uint(optarg,
"number of clean passes");
break;
case 'h':
if (t_flag + 1 > t_max) {
unsigned int *t_patts_new;
- t_patts_new = realloc(t_patts, sizeof(int) *
+ t_patts_new = realloc(t_patts, sizeof(int) *
(t_max + T_INC));
if (!t_patts_new) {
com_err(program_name, ENOMEM,
t_patts[t_flag++] = pattern;
}
break;
+ case 'B':
+ use_buffered_io = 1;
+ break;
case 'X':
exclusive_ok++;
break;
usage();
device_name = argv[optind++];
if (optind > argc - 1) {
- errcode = ext2fs_get_device_size(device_name,
+ errcode = ext2fs_get_device_size2(device_name,
block_size,
&last_block);
if (errcode == EXT2_ET_UNIMPLEMENTED) {
}
if (w_flag)
check_mount(device_name);
-
- open_flag = w_flag ? O_RDWR : O_RDONLY;
+
+ gettimeofday(&time_start, 0);
+ open_flag = O_LARGEFILE | (w_flag ? O_RDWR : O_RDONLY);
dev = open (device_name, open_flag);
if (dev == -1) {
com_err (program_name, errno, _("while trying to open %s"),
passes_clean = 0;
else
++passes_clean;
-
+
if (v_flag)
fprintf(stderr,
- _("Pass completed, %u bad blocks found.\n"),
- bb_count);
+ _("Pass completed, %u bad blocks found. (%d/%d/%d errors)\n"),
+ bb_count, num_read_errors, num_write_errors, num_corruption_errors);
} while (passes_clean < num_passes);
close (dev);
if (out != stdout)
fclose (out);
- if (t_patts)
- free(t_patts);
+ free(t_patts);
return 0;
}
-
git://git.whamcloud.com / tools / e2fsprogs.git / blobdiff