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Diffstat (limited to 'fs/xfs/xfs_trans_inode.c')
-rw-r--r--fs/xfs/xfs_trans_inode.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
index cdc53a1050c5..ccb34532768b 100644
--- a/fs/xfs/xfs_trans_inode.c
+++ b/fs/xfs/xfs_trans_inode.c
@@ -118,6 +118,36 @@ xfs_trans_ijoin_ref(
}
/*
+ * Transactional inode timestamp update. Requires the inode to be locked and
+ * joined to the transaction supplied. Relies on the transaction subsystem to
+ * track dirty state and update/writeback the inode accordingly.
+ */
+void
+xfs_trans_ichgtime(
+ struct xfs_trans *tp,
+ struct xfs_inode *ip,
+ int flags)
+{
+ struct inode *inode = VFS_I(ip);
+ timespec_t tv;
+
+ ASSERT(tp);
+ ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
+ ASSERT(ip->i_transp == tp);
+
+ tv = current_fs_time(inode->i_sb);
+
+ if ((flags & XFS_ICHGTIME_MOD) &&
+ !timespec_equal(&inode->i_mtime, &tv)) {
+ inode->i_mtime = tv;
+ }
+ if ((flags & XFS_ICHGTIME_CHG) &&
+ !timespec_equal(&inode->i_ctime, &tv)) {
+ inode->i_ctime = tv;
+ }
+}
+
+/*
* This is called to mark the fields indicated in fieldmask as needing
* to be logged when the transaction is committed. The inode must
* already be associated with the given transaction.