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| author | Chandan Babu R <chandanrlinux@gmail.com> | 2021-01-23 01:48:15 +0100 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-01-23 01:54:48 +0100 |
| commit | f9fa87169d2bc1bf55ab42bb6085114378c53b86 (patch) | |
| tree | 3631687fa6a9f5eba0b7bffa4b65a857ff30127a /fs/xfs/xfs_error.c | |
| parent | xfs: Check for extent overflow when swapping extents (diff) | |
| download | linux-f9fa87169d2bc1bf55ab42bb6085114378c53b86.tar.xz linux-f9fa87169d2bc1bf55ab42bb6085114378c53b86.zip | |
xfs: Introduce error injection to reduce maximum inode fork extent count
This commit adds XFS_ERRTAG_REDUCE_MAX_IEXTENTS error tag which enables
userspace programs to test "Inode fork extent count overflow detection"
by reducing maximum possible inode fork extent count to 10.
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Allison Henderson <allison.henderson@oracle.com>
Signed-off-by: Chandan Babu R <chandanrlinux@gmail.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_error.c')
| -rw-r--r-- | fs/xfs/xfs_error.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c index 7f6e20899473..3780b118cc47 100644 --- a/fs/xfs/xfs_error.c +++ b/fs/xfs/xfs_error.c @@ -54,6 +54,7 @@ static unsigned int xfs_errortag_random_default[] = { XFS_RANDOM_FORCE_SUMMARY_RECALC, XFS_RANDOM_IUNLINK_FALLBACK, XFS_RANDOM_BUF_IOERROR, + XFS_RANDOM_REDUCE_MAX_IEXTENTS, }; struct xfs_errortag_attr { @@ -164,6 +165,7 @@ XFS_ERRORTAG_ATTR_RW(force_repair, XFS_ERRTAG_FORCE_SCRUB_REPAIR); XFS_ERRORTAG_ATTR_RW(bad_summary, XFS_ERRTAG_FORCE_SUMMARY_RECALC); XFS_ERRORTAG_ATTR_RW(iunlink_fallback, XFS_ERRTAG_IUNLINK_FALLBACK); XFS_ERRORTAG_ATTR_RW(buf_ioerror, XFS_ERRTAG_BUF_IOERROR); +XFS_ERRORTAG_ATTR_RW(reduce_max_iextents, XFS_ERRTAG_REDUCE_MAX_IEXTENTS); static struct attribute *xfs_errortag_attrs[] = { XFS_ERRORTAG_ATTR_LIST(noerror), @@ -202,6 +204,7 @@ static struct attribute *xfs_errortag_attrs[] = { XFS_ERRORTAG_ATTR_LIST(bad_summary), XFS_ERRORTAG_ATTR_LIST(iunlink_fallback), XFS_ERRORTAG_ATTR_LIST(buf_ioerror), + XFS_ERRORTAG_ATTR_LIST(reduce_max_iextents), NULL, }; |