diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/xfs_iops.c | 13 | ||||
| -rw-r--r-- | fs/xfs/xfs_super.c | 23 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_inode.c | 14 |
3 files changed, 49 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); } diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 93588ea3d3d2..45b6f014c358 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1009,6 +1009,28 @@ xfs_fs_destroy_inode( xfs_inode_set_reclaim_tag(ip); } +static void +xfs_fs_dirty_inode( + struct inode *inode, + int flag) +{ + struct xfs_inode *ip = XFS_I(inode); + struct xfs_mount *mp = ip->i_mount; + struct xfs_trans *tp; + + if (!(inode->i_sb->s_flags & SB_LAZYTIME)) + return; + if (flag != I_DIRTY_SYNC || !(inode->i_state & I_DIRTY_TIME)) + return; + + if (xfs_trans_alloc(mp, &M_RES(mp)->tr_fsyncts, 0, 0, 0, &tp)) + return; + xfs_ilock(ip, XFS_ILOCK_EXCL); + xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL); + xfs_trans_log_inode(tp, ip, XFS_ILOG_TIMESTAMP); + xfs_trans_commit(tp); +} + /* * Slab object creation initialisation for the XFS inode. * This covers only the idempotent fields in the XFS inode; @@ -1789,6 +1811,7 @@ xfs_fs_free_cached_objects( static const struct super_operations xfs_super_operations = { .alloc_inode = xfs_fs_alloc_inode, .destroy_inode = xfs_fs_destroy_inode, + .dirty_inode = xfs_fs_dirty_inode, .drop_inode = xfs_fs_drop_inode, .put_super = xfs_fs_put_super, .sync_fs = xfs_fs_sync_fs, diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c index 4a89da4b6fe7..07cea592dc01 100644 --- a/fs/xfs/xfs_trans_inode.c +++ b/fs/xfs/xfs_trans_inode.c @@ -98,10 +98,24 @@ xfs_trans_log_inode( xfs_inode_t *ip, uint flags) { + struct inode *inode = VFS_I(ip); + ASSERT(ip->i_itemp != NULL); ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); /* + * Don't bother with i_lock for the I_DIRTY_TIME check here, as races + * don't matter - we either will need an extra transaction in 24 hours + * to log the timestamps, or will clear already cleared fields in the + * worst case. + */ + if (inode->i_state & (I_DIRTY_TIME | I_DIRTY_TIME_EXPIRED)) { + spin_lock(&inode->i_lock); + inode->i_state &= ~(I_DIRTY_TIME | I_DIRTY_TIME_EXPIRED); + spin_unlock(&inode->i_lock); + } + + /* * Record the specific change for fdatasync optimisation. This * allows fdatasync to skip log forces for inodes that are only * timestamp dirty. We do this before the change count so that |