From f8e3a8257538af8dbdd15d098c0cfba6ccbabe7a Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 19 Sep 2016 11:09:28 +1000 Subject: [PATCH] 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 Reviewed-by: Dave Chinner Signed-off-by: Dave Chinner --- fs/xfs/xfs_iomap.c | 31 +++++++++++++++++++++---------- 1 file 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; } -- 2.39.5