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author | Sébastien Szymanski <sebastien.szymanski@armadeus.com> | 2019-03-22 09:33:52 +0100 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2019-03-22 12:15:24 -0400 |
commit | 2e7365518acdb8fb6e9be332c8a6c57b457188d9 (patch) | |
tree | 5951f299b8b05cb6011deb8522a8b883a5d260e2 /include/ext4fs.h | |
parent | 50580a0e7053599abdaa467cb43cff0c66564369 (diff) |
fs: ext4: do not write on filesystem with metadata_csum feature
U-Boot doesn't support metadata_csum feature. Writing to filesystem with
metadata_csum feature makes the filesystem corrupted and unbootable by
Linux:
[ 2.527495] EXT4-fs (mmcblk0p2): ext4_check_descriptors: Checksum for group 0 failed (52188!=0)
[ 2.537421] EXT4-fs (mmcblk0p2): ext4_check_descriptors: Checksum for group 1 failed (5262!=0)
...
[ 2.653308] EXT4-fs (mmcblk0p2): ext4_check_descriptors: Checksum for group 14 failed (42611!=0)
[ 2.662179] EXT4-fs (mmcblk0p2): ext4_check_descriptors: Checksum for group 15 failed (21527!=0)
[ 2.687920] JBD2: journal checksum error
[ 2.691982] EXT4-fs (mmcblk0p2): error loading journal
[ 2.698292] VFS: Cannot open root device "mmcblk0p2" or unknown-block(179,2): error -74
Don't write to filesystem with meatadata_csum feature to not corrupt the
filesystem.
Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
Diffstat (limited to 'include/ext4fs.h')
-rw-r--r-- | include/ext4fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/ext4fs.h b/include/ext4fs.h index bb556391072..24210113411 100644 --- a/include/ext4fs.h +++ b/include/ext4fs.h @@ -32,6 +32,7 @@ #define EXT4_EXTENTS_FL 0x00080000 /* Inode uses extents */ #define EXT4_EXT_MAGIC 0xf30a #define EXT4_FEATURE_RO_COMPAT_GDT_CSUM 0x0010 +#define EXT4_FEATURE_RO_COMPAT_METADATA_CSUM 0x0400 #define EXT4_FEATURE_INCOMPAT_EXTENTS 0x0040 #define EXT4_FEATURE_INCOMPAT_64BIT 0x0080 #define EXT4_INDIRECT_BLOCKS 12 |