#define E2F_OPT_UNSHARE_BLOCKS 0x40000
#define E2F_OPT_CLEAR_UNINIT 0x80000 /* Hack to clear the uninit bit */
#define E2F_OPT_CHECK_ENCODING 0x100000 /* Force verification of encoded filenames */
+#define E2F_OPT_MULTITHREAD 0x200000 /* Use multiple threads to speedup */
/*
* E2fsck flags
static void usage(e2fsck_t ctx)
{
fprintf(stderr,
- _("Usage: %s [-panyrcdfktvDFV] [-b superblock] [-B blocksize]\n"
+ _("Usage: %s [-pamnyrcdfktvDFV] [-b superblock] [-B blocksize]\n"
"\t\t[-l|-L bad_blocks_file] [-C fd] [-j external_journal]\n"
"\t\t[-E extended-options] [-z undo_file] device\n"),
ctx->program_name ? ctx->program_name : "e2fsck");
fprintf(stderr, "%s", _("\nEmergency help:\n"
" -p Automatic repair (no questions)\n"
+ " -m multiple threads to speedup fsck\n"
" -n Make no changes to the filesystem\n"
" -y Assume \"yes\" to all questions\n"
" -c Check for bad blocks and add them to the badblock list\n"
phys_mem_kb = get_memory_size() / 1024;
ctx->readahead_kb = ~0ULL;
- while ((c = getopt(argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDkz:")) != EOF)
+
+ while ((c = getopt(argc, argv, "pamnyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDkz:")) != EOF)
switch (c) {
case 'C':
ctx->progress = e2fsck_update_progress;
}
ctx->options |= E2F_OPT_PREEN;
break;
+ case 'm':
+ ctx->options |= E2F_OPT_MULTITHREAD;
+ break;
case 'n':
if (ctx->options & (E2F_OPT_YES|E2F_OPT_PREEN))
goto conflict_opt;
_("The -n and -l/-L options are incompatible."));
fatal_error(ctx, 0);
}
+ if (ctx->options & E2F_OPT_MULTITHREAD) {
+ if ((ctx->options & (E2F_OPT_YES|E2F_OPT_NO|E2F_OPT_PREEN)) == 0) {
+ com_err(ctx->program_name, 0, "%s",
+ _("The -m option should be used together with one of -p/-y/-n options."));
+ fatal_error(ctx, 0);
+ }
+ if (ctx->progress) {
+ com_err(ctx->program_name, 0, "%s",
+ _("Only one of the options -C or -m may be specified."));
+ fatal_error(ctx, 0);
+ }
+ }
if (ctx->options & E2F_OPT_NO)
ctx->options |= E2F_OPT_READONLY;
#ifdef SA_RESTART
sa.sa_flags = SA_RESTART;
#endif
- sa.sa_handler = signal_progress_on;
- sigaction(SIGUSR1, &sa, 0);
- sa.sa_handler = signal_progress_off;
- sigaction(SIGUSR2, &sa, 0);
+ if ((ctx->options & E2F_OPT_MULTITHREAD) == 0) {
+ sa.sa_handler = signal_progress_on;
+ sigaction(SIGUSR1, &sa, 0);
+ sa.sa_handler = signal_progress_off;
+ sigaction(SIGUSR2, &sa, 0);
+ }
#endif
/* Update our PATH to include /sbin if we need to run badblocks */
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
--- /dev/null
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 0
--- /dev/null
+../f_zero_super/image.gz
\ No newline at end of file
--- /dev/null
+test "e2fsck -m" option
\ No newline at end of file
--- /dev/null
+FSCK_OPT="-fy -m"
+SECOND_FSCK_OPT=-yf
+
+. $cmd_dir/run_e2fsck
--- /dev/null
+../e2fsck/e2fsck: Only one of the options -C or -m may be specified.
+Exit status is 8
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
--- /dev/null
+../f_zero_super/image.gz
\ No newline at end of file
--- /dev/null
+test "e2fsck -m" option conflicts with "-C"
\ No newline at end of file
--- /dev/null
+FSCK_OPT="-fy -m -C 1"
+SECOND_FSCK_OPT=-yf
+
+. $cmd_dir/run_e2fsck
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? no
+
+Free blocks count wrong (11602, counted=11597).
+Fix? no
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? no
+
+Free inodes count wrong (2997, counted=2992).
+Fix? no
+
+
+test_filesys: ********** WARNING: Filesystem still has errors **********
+
+test_filesys: 11/3008 files (0.0% non-contiguous), 398/12000 blocks
+Exit status is 4
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
--- /dev/null
+../f_zero_super/image.gz
\ No newline at end of file
--- /dev/null
+test "e2fsck -m" option works with "-n"
\ No newline at end of file
--- /dev/null
+FSCK_OPT="-fn -m"
+SECOND_FSCK_OPT=-yf
+
+. $cmd_dir/run_e2fsck
--- /dev/null
+../e2fsck/e2fsck: Bad magic number in super-block while trying to open test.img
+test_filesys:
+The superblock could not be read or does not describe a valid ext2/ext3/ext4
+filesystem. If the device is valid and it really contains an ext2/ext3/ext4
+filesystem (and not swap or ufs or something else), then the superblock
+is corrupt, and you might try running e2fsck with an alternate superblock:
+ e2fsck -b 8193 <device>
+ or
+ e2fsck -b 32768 <device>
+
+Exit status is 8
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
--- /dev/null
+../f_zero_super/image.gz
\ No newline at end of file
--- /dev/null
+test "e2fsck -m" option works with "-p"
\ No newline at end of file
--- /dev/null
+FSCK_OPT="-fp -m"
+SECOND_FSCK_OPT=-yf
+
+. $cmd_dir/run_e2fsck
--- /dev/null
+../e2fsck/e2fsck: The -m option should be used together with one of -p/-y/-n options.
+Exit status is 8
--- /dev/null
+ext2fs_open2: Bad magic number in super-block
+../e2fsck/e2fsck: Superblock invalid, trying backup blocks...
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+Free blocks count wrong for group #0 (7987, counted=7982).
+Fix? yes
+
+Free blocks count wrong (11602, counted=11597).
+Fix? yes
+
+Free inodes count wrong for group #0 (1493, counted=1488).
+Fix? yes
+
+Free inodes count wrong (2997, counted=2992).
+Fix? yes
+
+
+test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
+test_filesys: 16/3008 files (0.0% non-contiguous), 403/12000 blocks
+Exit status is 1
--- /dev/null
+../f_zero_super/image.gz
\ No newline at end of file
--- /dev/null
+test "e2fsck -m" option works with "-y"
\ No newline at end of file
--- /dev/null
+FSCK_OPT="-f -m"
+SECOND_FSCK_OPT=-yf
+
+. $cmd_dir/run_e2fsck