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From: Jiri Kosina <jikos@jikos.cz>
To: "Ananiev, Leonid I" <leonid.i.ananiev@intel.com>
Cc: suparna@in.ibm.com, Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-aio <linux-aio@kvack.org>,
	Zach Brown <zach.brown@oracle.com>,
	Chris Mason <chris.mason@oracle.com>,
	Badari Pulavarty <pbadari@us.ibm.com>, Jan Kara <jack@suse.cz>
Subject: RE: [PATCH] aio: fix kernel bug when page is  temporally busy
Date: Fri, 9 Feb 2007 11:11:52 +0100 (CET)	[thread overview]
Message-ID: <Pine.LNX.4.64.0702091106100.25686@twin.jikos.cz> (raw)
In-Reply-To: <B41635854730A14CA71C92B36EC22AAC804976@mssmsx411>

On Fri, 9 Feb 2007, Ananiev, Leonid I wrote:

> I have used EIOCBRETRY in the patch to minimize source code modification 
> only. It is notable that EIOCBRETRY is never set in kernel, but tested 
> only.

There is indeed something strange in aio in 2.6.20 (and maybe older) - for 
example do_generic_mapping_read() gets stuck inside lock_page() in the 
situation when the page is not up-to-date, instead of returning properl 
error to aio_run_cb().

Or does it work in some other way and I get it wrong?

-- 
Jiri Kosina

  reply	other threads:[~2007-02-09 10:12 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-09  4:29 Ananiev, Leonid I
2007-02-09  4:35 ` Andrew Morton
2007-02-09  5:41   ` Ananiev, Leonid I
2007-02-09  5:52     ` Andrew Morton
2007-02-12 22:52       ` Ananiev, Leonid I
2007-02-12 23:21       ` Ananiev, Leonid I
2007-02-09  7:16     ` Suparna Bhattacharya
2007-02-09  9:52       ` Ananiev, Leonid I
2007-02-09 10:11         ` Jiri Kosina [this message]
2007-02-10 18:05         ` Ken Chen
2007-02-10 18:17           ` Ananiev, Leonid I
2007-02-10 18:27           ` Ananiev, Leonid I
2007-02-10 21:57           ` Ananiev, Leonid I
2007-02-15  9:16           ` Ananiev, Leonid I
2007-02-15 18:25             ` Zach Brown
2007-02-15 19:11               ` Ananiev, Leonid I
2007-02-15 19:22                 ` Zach Brown
2007-02-15 21:06                   ` Ananiev, Leonid I
2007-02-15 23:32                   ` Ananiev, Leonid I
2007-02-16  0:01                     ` Zach Brown
2007-02-16 12:18                       ` Ananiev, Leonid I
2007-02-09  9:54 ` Jiri Kosina
2007-02-09 10:14   ` Andrew Morton
2007-02-09 10:40     ` Jiri Kosina
2007-02-09 11:05       ` Suparna Bhattacharya
2007-02-09 11:18         ` Ananiev, Leonid I
2007-02-09 17:02         ` Zach Brown
2007-02-10 19:36 Ananiev, Leonid I
2007-02-14 17:51 Ananiev, Leonid I
2007-02-15  3:30 ` Andrew Morton
2007-02-15  5:26   ` Ananiev, Leonid I

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