diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-03-06 17:04:00 -0800 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-03-11 20:27:55 -0700 |
| commit | c3b1b13190aec6d7450971b5ff10beaec04af558 (patch) | |
| tree | c4aff8b7ffa76e58b26a3b69f2726161c5ef06c0 /fs/xfs/xfs_iops.c | |
| parent | 0d07e5573ffb3f3b941ca4c2df44f386319b1686 (diff) | |
xfs: implement the lazytime mount option
Use the VFS dirty inode tracking for lazytime inodes only, and just
log them in ->dirty_inode.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_iops.c')
| -rw-r--r-- | fs/xfs/xfs_iops.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index 56475fcd76f2..8567951eff10 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -46,6 +46,7 @@ #include <linux/security.h> #include <linux/iomap.h> #include <linux/slab.h> +#include <linux/iversion.h> /* * Directories have different lock order w.r.t. mmap_sem compared to regular @@ -1052,11 +1053,21 @@ xfs_vn_update_time( { struct xfs_inode *ip = XFS_I(inode); struct xfs_mount *mp = ip->i_mount; + int log_flags = XFS_ILOG_TIMESTAMP; struct xfs_trans *tp; int error; trace_xfs_update_time(ip); + if (inode->i_sb->s_flags & SB_LAZYTIME) { + if (!((flags & S_VERSION) && + inode_maybe_inc_iversion(inode, false))) + return generic_update_time(inode, now, flags); + + /* Capture the iversion update that just occurred */ + log_flags |= XFS_ILOG_CORE; + } + error = xfs_trans_alloc(mp, &M_RES(mp)->tr_fsyncts, 0, 0, 0, &tp); if (error) return error; @@ -1070,7 +1081,7 @@ xfs_vn_update_time( inode->i_atime = *now; xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL); - xfs_trans_log_inode(tp, ip, XFS_ILOG_TIMESTAMP); + xfs_trans_log_inode(tp, ip, log_flags); return xfs_trans_commit(tp); } |