From: Fengguang Wu <wfg@mail.ustc.edu.cn>
To: Andrew Morton <akpm@osdl.org>
Cc: Peter Zijlstra <peterz@infradead.org>, Michael Rubin <mrubin@google.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 05/11] writeback: requeue_io_wait() on congested blockdev
Date: Fri, 28 Dec 2007 21:41:24 +0800 [thread overview]
Message-ID: <398849894.81584@ustc.edu.cn> (raw)
Message-ID: <20071228135122.352597180@mail.ustc.edu.cn> (raw)
In-Reply-To: 20071228134119.112899193@mail.ustc.edu.cn
[-- Attachment #1: writeback-more_io_wait-c.patch --]
[-- Type: text/plain, Size: 768 bytes --]
Convert to requeue_io_wait() for case:
congested blockdev
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 | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-2.6.24-rc6-mm1.orig/fs/fs-writeback.c
+++ linux-2.6.24-rc6-mm1/fs/fs-writeback.c
@@ -413,11 +413,11 @@ int generic_sync_sb_inodes(struct super_
if (wbc->nonblocking && bdi_write_congested(bdi)) {
wbc->encountered_congestion = 1;
if (!sb_is_blkdev_sb(sb))
break; /* Skip a congested fs */
- requeue_io(inode);
+ requeue_io_wait(inode);
continue; /* Skip a congested blockdev */
}
if (wbc->bdi && bdi != wbc->bdi) {
if (!sb_is_blkdev_sb(sb))
--
next prev parent reply other threads:[~2007-12-28 13:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20071228134119.112899193@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 00/11] writeback bug fixes and simplifications Fengguang Wu
[not found] ` <20071228135121.729972858@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 01/11] writeback: introduce s_more_io_wait for inodes to be re-synced after a while Fengguang Wu
[not found] ` <20071228135121.907366463@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 02/11] writeback: requeue_io_wait() on blocked kupdate Fengguang Wu
[not found] ` <20071228135122.055004293@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 03/11] writeback: replace redirty_tail() on more-pages-to-sync Fengguang Wu
[not found] ` <20071228135122.207057056@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 04/11] writeback: requeue_io_wait() on locked inode Fengguang Wu
[not found] ` <20071228135122.352597180@mail.ustc.edu.cn>
2007-12-28 13:41 ` Fengguang Wu [this message]
[not found] ` <20071228135122.498901458@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 06/11] writeback: requeue_io_wait() on locked buffers Fengguang Wu
[not found] ` <20071228135122.639594456@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 07/11] writeback: requeue_io() on redirtied inode Fengguang Wu
[not found] ` <20071228135122.779152029@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 08/11] writeback: introduce queue_dirty() Fengguang Wu
[not found] ` <20071228135122.931500020@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 09/11] writeback: replace redirty_tail() on memory-backed bdi Fengguang Wu
[not found] ` <20071228135123.092384048@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 10/11] writeback: remove redirty_tail() Fengguang Wu
[not found] ` <20071228135123.237186756@mail.ustc.edu.cn>
2007-12-28 13:41 ` [PATCH 11/11] writeback: __sync_single_inode() code cleanup Fengguang Wu
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