Remove redirty_tail(). It's no longer used.
Cc: Michael Rubin <mrubin@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
---
fs/fs-writeback.c | 24 ------------------------
1 files changed, 24 deletions(-)
--- linux-mm.orig/fs/fs-writeback.c
+++ linux-mm/fs/fs-writeback.c
@@ -148,30 +148,6 @@ static int write_inode(struct inode *ino
}
/*
- * Redirty an inode: set its when-it-was dirtied timestamp and move it to the
- * furthest end of its superblock's dirty-inode list.
- *
- * Before stamping the inode's ->dirtied_when, we check to see whether it is
- * already the most-recently-dirtied inode on the s_dirty list. If that is
- * the case then the inode must have been redirtied while it was being written
- * out and we don't reset its dirtied_when.
- */
-static void redirty_tail(struct inode *inode)
-{
- struct super_block *sb = inode->i_sb;
-
- if (!list_empty(&sb->s_dirty)) {
- struct inode *tail_inode;
-
- tail_inode = list_entry(sb->s_dirty.next, struct inode, i_list);
- if (!time_after_eq(inode->dirtied_when,
- tail_inode->dirtied_when))
- inode->dirtied_when = jiffies;
- }
- list_move(&inode->i_list, &sb->s_dirty);
-}
-
-/*
* requeue inode for re-scanning after sb->s_io list is exhausted.
*/
static void requeue_io(struct inode *inode)
--
-
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