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| author | Eric Sandeen <sandeen@redhat.com> | 2014-02-27 08:18:23 +0400 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2014-02-27 08:18:23 +0400 |
| commit | f1dbcd7e38c80c2165516b4432231b46f1adc76c (patch) | |
| tree | bde886fc74ed712e9beb016151edf068a68d7a01 /fs/xfs/xfs_buf.h | |
| parent | 5158217058fc2cdb92e05b9bb3c1a350d2a51ed9 (diff) | |
| download | linux-f1dbcd7e38c80c2165516b4432231b46f1adc76c.tar.xz | |
xfs: add helper for updating checksums on xfs_bufs
Many/most callers of xfs_update_cksum() pass bp->b_addr and
BBTOB(bp->b_length) as the first 2 args. Add a helper
which can just accept the bp and the crc offset, and work
it out on its own, for brevity.
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_buf.h')
| -rw-r--r-- | fs/xfs/xfs_buf.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h index 5edcfbaddb26..b8a3abf6cf47 100644 --- a/fs/xfs/xfs_buf.h +++ b/fs/xfs/xfs_buf.h @@ -376,6 +376,13 @@ xfs_buf_verify_cksum(struct xfs_buf *bp, unsigned long cksum_offset) cksum_offset); } +static inline void +xfs_buf_update_cksum(struct xfs_buf *bp, unsigned long cksum_offset) +{ + xfs_update_cksum(bp->b_addr, BBTOB(bp->b_length), + cksum_offset); +} + /* * Handling of buftargs. */ |