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authorChandan Babu R2021-08-11 10:33:20 +0530
committerChandan Babu R2022-04-13 07:02:45 +0000
commit973ac0eb3a7dfedecd385bd2b48b12e62a0492f2 (patch)
tree961ec84afa23d6614b403438bbb68d9daf2eaa6b /fs/xfs
parentc3c4ecb529c5a1f0590cffb70649d407ee79b8a8 (diff)
xfs: Add XFS_SB_FEAT_INCOMPAT_NREXT64 to the list of supported flags
This commit enables XFS module to work with fs instances having 64-bit per-inode extent counters by adding XFS_SB_FEAT_INCOMPAT_NREXT64 flag to the list of supported incompat feature flags. Reviewed-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/libxfs/xfs_format.h3
-rw-r--r--fs/xfs/xfs_super.c4
2 files changed, 6 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index 3beaa819b790..398fd98bf29e 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -378,7 +378,8 @@ xfs_sb_has_ro_compat_feature(
XFS_SB_FEAT_INCOMPAT_SPINODES| \
XFS_SB_FEAT_INCOMPAT_META_UUID| \
XFS_SB_FEAT_INCOMPAT_BIGTIME| \
- XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR)
+ XFS_SB_FEAT_INCOMPAT_NEEDSREPAIR| \
+ XFS_SB_FEAT_INCOMPAT_NREXT64)
#define XFS_SB_FEAT_INCOMPAT_UNKNOWN ~XFS_SB_FEAT_INCOMPAT_ALL
static inline bool
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 54be9d64093e..d35536a08f82 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1639,6 +1639,10 @@ xfs_fs_fill_super(
goto out_filestream_unmount;
}
+ if (xfs_has_large_extent_counts(mp))
+ xfs_warn(mp,
+ "EXPERIMENTAL Large extent counts feature in use. Use at your own risk!");
+
error = xfs_mountfs(mp);
if (error)
goto out_filestream_unmount;