btrfs: fix the comment on btrfs_update_time

Christoph Hellwig · brauner · commit f981264ae75e · 2025-11-26T14:50:10.000+01:00
Since commit e41f941 ("Btrfs: move over to use ->update_time") this is not a copy of the high-level file_update_time helper. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://patch.msgid.link/20251120064859.2911749-6-hch@lst.de Signed-off-by: Christian Brauner <brauner@kernel.org>
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
@@ -6291,8 +6291,8 @@ static int btrfs_dirty_inode(struct btrfs_inode *inode)
 }
 
 /*
- * This is a copy of file_update_time.  We need this so we can return error on
- * ENOSPC for updating the inode in the case of file write and mmap writes.
+ * We need our own ->update_time so that we can return error on ENOSPC for
+ * updating the inode in the case of file write and mmap writes.
  */
 static int btrfs_update_time(struct inode *inode, int flags)
 {

Original file line number	Diff line number	Diff line change
`@@ -6291,8 +6291,8 @@ static int btrfs_dirty_inode(struct btrfs_inode *inode)`
`6291`	`6291`	`}`
`6292`	`6292`
`6293`	`6293`	`/*`
`6294`		`- * This is a copy of file_update_time. We need this so we can return error on`
`6295`		`- * ENOSPC for updating the inode in the case of file write and mmap writes.`
	`6294`	`+ * We need our own ->update_time so that we can return error on ENOSPC for`
	`6295`	`+ * updating the inode in the case of file write and mmap writes.`
`6296`	`6296`	`*/`
`6297`	`6297`	`static int btrfs_update_time(struct inode *inode, int flags)`
`6298`	`6298`	`{`