From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Allow the administrator to mark the filesystem's error bit to force a
fsck at the next mount.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Reviewed-by: Andreas Dilger <adilger@xxxxxxxxx>
Reviewed-by: Lukas Czerner <lczerner@xxxxxxxxxx>
---
misc/tune2fs.8.in | 4 ++++
misc/tune2fs.c | 5 +++++
2 files changed, 9 insertions(+)
diff --git a/misc/tune2fs.8.in b/misc/tune2fs.8.in
index 740d166..f1def2b 100644
--- a/misc/tune2fs.8.in
+++ b/misc/tune2fs.8.in
@@ -238,6 +238,10 @@ program.
This superblock setting is only honored in 2.6.35+ kernels;
and not at all by the ext2 and ext3 file system drivers.
.TP
+.B force_fsck
+Set a flag in the filesystem superblock indicating that errors have been found.
+This will force fsck to run at the next mount.
+.TP
.B test_fs
Set a flag in the filesystem superblock indicating that it may be
mounted using experimental kernel code, such as the ext4dev filesystem.
diff --git a/misc/tune2fs.c b/misc/tune2fs.c
index 93160c9..ea84e1e 100644
--- a/misc/tune2fs.c
+++ b/misc/tune2fs.c
@@ -2117,6 +2117,10 @@ static int parse_extended_opts(ext2_filsys fs, const char *opts)
intv);
fs->super->s_mmp_update_interval = intv;
ext2fs_mark_super_dirty(fs);
+ } else if (!strcmp(token, "force_fsck")) {
+ fs->super->s_state |= EXT2_ERROR_FS;
+ printf(_("Setting filesystem error flag to force fsck.\n"));
+ ext2fs_mark_super_dirty(fs);
} else if (!strcmp(token, "test_fs")) {
fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS;
printf("Setting test filesystem flag\n");
@@ -2199,6 +2203,7 @@ static int parse_extended_opts(ext2_filsys fs, const char *opts)
"\tmmp_update_interval=<mmp update interval in seconds>\n"
"\tstride=<RAID per-disk chunk size in blocks>\n"
"\tstripe_width=<RAID stride*data disks in blocks>\n"
+ "\tforce_fsck\n"
"\ttest_fs\n"
"\t^test_fs\n"));
free(buf);
