From: Fengguang Wu <fengguang.wu@intel.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Subject: [GIT PULL] a writeback locking fix
Date: Tue, 12 Jun 2012 19:58:07 +0800 [thread overview]
Message-ID: <20120612115807.GA17717@localhost> (raw)
The following changes since commit f8f5701bdaf9134b1f90e5044a82c66324d2073f:
Linux 3.5-rc1 (2012-06-02 18:29:26 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux.git tags/writeback-lock-fix
for you to fetch changes up to ead188f9f930fb5d7f0c49315a7fce3d8bd16b7e:
writeback: Fix lock imbalance in writeback_sb_inodes() (2012-06-09 08:32:15 +0900)
----------------------------------------------------------------
fix unbalanced wb->list_lock in 3.5-rc1
----------------------------------------------------------------
Jan Kara (1):
writeback: Fix lock imbalance in writeback_sb_inodes()
fs/fs-writeback.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 8d2fb8c..41a3ccf 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -664,6 +664,7 @@ static long writeback_sb_inodes(struct super_block *sb,
/* Wait for I_SYNC. This function drops i_lock... */
inode_sleep_on_writeback(inode);
/* Inode may be gone, start again */
+ spin_lock(&wb->list_lock);
continue;
}
inode->i_state |= I_SYNC;
reply other threads:[~2012-06-12 11:58 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20120612115807.GA17717@localhost \
--to=fengguang.wu@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=torvalds@linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox