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authorDarrick J. Wong <darrick.wong@oracle.com>2020-01-23 17:01:18 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2020-01-26 14:32:26 -0800
commit9676b54e6e28689af1b4247569f14466bdfc5390 (patch)
treed3990f7db1dd029a83465e86b531da8f36ad05cf /fs/xfs/xfs_trans.h
parent0e3eccce5e0e438bc1aa3c2913221d3d43a1bef4 (diff)
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xfs: make xfs_trans_get_buf_map return an error code
Convert xfs_trans_get_buf_map() to return numeric error codes like most everywhere else in xfs. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_trans.h')
-rw-r--r--fs/xfs/xfs_trans.h15
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index 64d7f171ebd3..a0be934ec811 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -169,10 +169,9 @@ int xfs_trans_alloc_empty(struct xfs_mount *mp,
struct xfs_trans **tpp);
void xfs_trans_mod_sb(xfs_trans_t *, uint, int64_t);
-struct xfs_buf *xfs_trans_get_buf_map(struct xfs_trans *tp,
- struct xfs_buftarg *target,
- struct xfs_buf_map *map, int nmaps,
- uint flags);
+int xfs_trans_get_buf_map(struct xfs_trans *tp, struct xfs_buftarg *target,
+ struct xfs_buf_map *map, int nmaps, xfs_buf_flags_t flags,
+ struct xfs_buf **bpp);
static inline struct xfs_buf *
xfs_trans_get_buf(
@@ -182,8 +181,14 @@ xfs_trans_get_buf(
int numblks,
uint flags)
{
+ struct xfs_buf *bp;
+ int error;
+
DEFINE_SINGLE_BUF_MAP(map, blkno, numblks);
- return xfs_trans_get_buf_map(tp, target, &map, 1, flags);
+ error = xfs_trans_get_buf_map(tp, target, &map, 1, flags, &bp);
+ if (error)
+ return NULL;
+ return bp;
}
int xfs_trans_read_buf_map(struct xfs_mount *mp,