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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2020-01-24 04:01:15 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2020-01-27 01:32:25 +0300 |
| commit | 3848b5f6709221b7ab52c9639baee50dc4b006bb (patch) | |
| tree | 48c1fecf9dee9aa436060c9240ce9e6bfcfa6f71 /fs/xfs/xfs_buf.h | |
| parent | 32dff5e5d1b5889b068e411d490453834c639701 (diff) | |
| download | linux-3848b5f6709221b7ab52c9639baee50dc4b006bb.tar.xz | |
xfs: make xfs_buf_get_map return an error code
Convert xfs_buf_get_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_buf.h')
| -rw-r--r-- | fs/xfs/xfs_buf.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h index 56e081dd1d96..25dd2aa4322b 100644 --- a/fs/xfs/xfs_buf.h +++ b/fs/xfs/xfs_buf.h @@ -192,9 +192,8 @@ struct xfs_buf *xfs_buf_incore(struct xfs_buftarg *target, xfs_daddr_t blkno, size_t numblks, xfs_buf_flags_t flags); -struct xfs_buf *xfs_buf_get_map(struct xfs_buftarg *target, - struct xfs_buf_map *map, int nmaps, - xfs_buf_flags_t flags); +int xfs_buf_get_map(struct xfs_buftarg *target, struct xfs_buf_map *map, + int nmaps, xfs_buf_flags_t flags, struct xfs_buf **bpp); struct xfs_buf *xfs_buf_read_map(struct xfs_buftarg *target, struct xfs_buf_map *map, int nmaps, xfs_buf_flags_t flags, @@ -209,8 +208,14 @@ xfs_buf_get( xfs_daddr_t blkno, size_t numblks) { + struct xfs_buf *bp; + int error; DEFINE_SINGLE_BUF_MAP(map, blkno, numblks); - return xfs_buf_get_map(target, &map, 1, 0); + + error = xfs_buf_get_map(target, &map, 1, 0, &bp); + if (error) + return NULL; + return bp; } static inline struct xfs_buf * |