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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2017-06-20 17:54:47 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-06-27 18:23:20 -0700 |
| commit | c684010115221978b17968dbddc8e31a09da85e7 (patch) | |
| tree | d54d400178c72c7014718a92b511bd6063ffe345 /fs/xfs/xfs_error.h | |
| parent | 31965ef34802f49903bba06dd7c3b96a2e2ed4e4 (diff) | |
| download | lwn-c684010115221978b17968dbddc8e31a09da85e7.tar.gz lwn-c684010115221978b17968dbddc8e31a09da85e7.zip | |
xfs: expose errortag knobs via sysfs
Creates a /sys/fs/xfs/$dev/errortag/ directory to control the errortag
values directly. This enables us to control the randomness values,
rather than having to accept the defaults.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_error.h')
| -rw-r--r-- | fs/xfs/xfs_error.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h index b4316d39e1ca..8915bdeb6128 100644 --- a/fs/xfs/xfs_error.h +++ b/fs/xfs/xfs_error.h @@ -138,6 +138,7 @@ extern bool xfs_errortag_test(struct xfs_mount *mp, const char *expression, #define XFS_TEST_ERROR(expr, mp, tag, rf) \ ((expr) || xfs_errortag_test((mp), #expr, __FILE__, __LINE__, (tag))) +extern int xfs_errortag_get(struct xfs_mount *mp, unsigned int error_tag); extern int xfs_errortag_set(struct xfs_mount *mp, unsigned int error_tag, unsigned int tag_value); extern int xfs_errortag_add(struct xfs_mount *mp, unsigned int error_tag); |