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-rw-r--r--fs/inode.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/fs/inode.c b/fs/inode.c
index e08767fd57b0..e177769f3b41 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1204,16 +1204,20 @@ void update_atime(struct inode *inode)
EXPORT_SYMBOL(update_atime);
/**
- * inode_update_time - update mtime and ctime time
- * @inode: inode accessed
- * @ctime_too: update ctime too
+ * file_update_time - update mtime and ctime time
+ * @file: file accessed
*
- * Update the mtime time on an inode and mark it for writeback.
- * When ctime_too is specified update the ctime too.
+ * Update the mtime and ctime members of an inode and mark the inode
+ * for writeback. Note that this function is meant exclusively for
+ * usage in the file write path of filesystems, and filesystems may
+ * choose to explicitly ignore update via this function with the
+ * S_NOCTIME inode flag, e.g. for network filesystem where these
+ * timestamps are handled by the server.
*/
-void inode_update_time(struct inode *inode, int ctime_too)
+void file_update_time(struct file *file)
{
+ struct inode *inode = file->f_dentry->d_inode;
struct timespec now;
int sync_it = 0;
@@ -1227,16 +1231,15 @@ void inode_update_time(struct inode *inode, int ctime_too)
sync_it = 1;
inode->i_mtime = now;
- if (ctime_too) {
- if (!timespec_equal(&inode->i_ctime, &now))
- sync_it = 1;
- inode->i_ctime = now;
- }
+ if (!timespec_equal(&inode->i_ctime, &now))
+ sync_it = 1;
+ inode->i_ctime = now;
+
if (sync_it)
mark_inode_dirty_sync(inode);
}
-EXPORT_SYMBOL(inode_update_time);
+EXPORT_SYMBOL(file_update_time);
int inode_needs_sync(struct inode *inode)
{