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xfs: refactor remote attr value buffer invalidation

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Hoist the code that invalidates remote extended attribute value buffers
into a separate helper function.  This prepares us for a memory
corruption fix in the next patch.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
2020-01-08 09:08:07 -08:00
parent 7b53b868a1
commit 8edbb26b06
2 changed files with 34 additions and 20 deletions
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fs/xfs/libxfs/xfs_attr_remote.h
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@@ -11,5 +11,7 @@ int xfs_attr3_rmt_blocks(struct xfs_mount *mp, int attrlen);
int xfs_attr_rmtval_get(struct xfs_da_args *args);
int xfs_attr_rmtval_set(struct xfs_da_args *args);
int xfs_attr_rmtval_remove(struct xfs_da_args *args);
int xfs_attr_rmtval_stale(struct xfs_inode *ip, struct xfs_bmbt_irec *map,
xfs_buf_flags_t incore_flags);
#endif /* __XFS_ATTR_REMOTE_H__ */