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| author | Christoph Hellwig <hch@lst.de> | 2016-09-19 03:09:28 +0200 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2016-09-19 03:09:28 +0200 |
| commit | f8e3a8257538af8dbdd15d098c0cfba6ccbabe7a (patch) | |
| tree | 760a12f5d4064d713c80c837f9c733c91552c467 /fs/xfs/xfs_iomap.c | |
| parent | xfs: move xfs_bmbt_to_iomap up (diff) | |
| download | linux-f8e3a8257538af8dbdd15d098c0cfba6ccbabe7a.tar.xz linux-f8e3a8257538af8dbdd15d098c0cfba6ccbabe7a.zip | |
xfs: factor our a helper to calculate the EOF alignment
And drop the pointless mp argument to xfs_iomap_eof_align_last_fsb,
while we're at it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_iomap.c')
| -rw-r--r-- | fs/xfs/xfs_iomap.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index ba3592f3b98c..918511ae115c 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -70,15 +70,13 @@ xfs_bmbt_to_iomap( iomap->bdev = xfs_find_bdev_for_inode(VFS_I(ip)); } -STATIC int -xfs_iomap_eof_align_last_fsb( - xfs_mount_t *mp, - xfs_inode_t *ip, - xfs_extlen_t extsize, - xfs_fileoff_t *last_fsb) +static xfs_extlen_t +xfs_eof_alignment( + struct xfs_inode *ip, + xfs_extlen_t extsize) { - xfs_extlen_t align = 0; - int eof, error; + struct xfs_mount *mp = ip->i_mount; + xfs_extlen_t align = 0; if (!XFS_IS_REALTIME_INODE(ip)) { /* @@ -109,8 +107,21 @@ xfs_iomap_eof_align_last_fsb( align = extsize; } + return align; +} + +STATIC int +xfs_iomap_eof_align_last_fsb( + struct xfs_inode *ip, + xfs_extlen_t extsize, + xfs_fileoff_t *last_fsb) +{ + xfs_extlen_t align = xfs_eof_alignment(ip, extsize); + if (align) { xfs_fileoff_t new_last_fsb = roundup_64(*last_fsb, align); + int eof, error; + error = xfs_bmap_eof(ip, new_last_fsb, XFS_DATA_FORK, &eof); if (error) return error; @@ -180,7 +191,7 @@ xfs_iomap_write_direct( */ ASSERT(XFS_IFORK_PTR(ip, XFS_DATA_FORK)->if_flags & XFS_IFEXTENTS); - error = xfs_iomap_eof_align_last_fsb(mp, ip, extsz, &last_fsb); + error = xfs_iomap_eof_align_last_fsb(ip, extsz, &last_fsb); if (error) goto out_unlock; } else { @@ -638,7 +649,7 @@ retry: } if (prealloc || extsz) { - error = xfs_iomap_eof_align_last_fsb(mp, ip, extsz, &last_fsb); + error = xfs_iomap_eof_align_last_fsb(ip, extsz, &last_fsb); if (error) return error; } |