From: "Maria Wikström" <maria@ponstudios.se>
To: "Zhong, Xin" <xin.zhong@intel.com>
Cc: Johannes Hirte <johannes.hirte@fem.tu-ilmenau.de>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: RE: [PATCH v2]Btrfs: pwrite blocked when writing from the mmaped buffer of the same page
Date: Fri, 18 Feb 2011 12:31:52 +0100 [thread overview]
Message-ID: <1298028713.11103.13.camel@mainframe> (raw)
In-Reply-To: <1865303E0DED764181A9D882DEF65FB68621CA7167@shsmsx502.ccr.corp.intel.com>
[-- Attachment #1: Type: text/plain, Size: 1348 bytes --]
Seems like my reply got eaten by the lists spam filter, so I resend with
attachment compressed. Should have thought of that :p
fre 2011-02-11 klockan 12:39 +0800 skrev Zhong, Xin:
> Hi,
>
> Could you paste the output of sysrq+t here? Thanks!
Yes, it's in the attachment. I tried latest btrfs from git (last commit
Mon Feb 14 00:45:29 2011 +0000) but it hang so bad that I couldn't get
the output from sysrq+t to hit the disk. So the output is from vanilla
2.6.37
// Maria
> -----Original Message-----
> From: Johannes Hirte [mailto:johannes.hirte@fem.tu-ilmenau.de]
> Sent: Wednesday, February 02, 2011 7:35 AM
> To: Zhong, Xin
> Cc: Maria Wikström; linux-btrfs@vger.kernel.org
> Subject: Re: [PATCH v2]Btrfs: pwrite blocked when writing from the mmaped buffer of the same page
>
> On Friday 28 January 2011 04:53:24 Zhong, Xin wrote:
> > Could you describe the steps to recreate it?
> > It will be a great help for me to look further. Thanks!
>
> It's a little strange. I have to systems with btrfs, both Gentoo-based. One is
> affected by this bug the other is not. On the affected system it is enough to do
> a 'emerge dev-libs/libgcrypt' that should normaly compile and install
> libgcrypt. The emerge command is part of portage, the package management of
> Gentoo.
> The strace output looks similar to the one from Maria:
>
[-- Attachment #2: vanilla_2.6.37_sysrq-t.txt.tar.gz --]
[-- Type: application/x-compressed-tar, Size: 22248 bytes --]
next prev parent reply other threads:[~2011-02-18 11:31 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-09 9:30 [PATCH v2]Btrfs: pwrite blocked when writing from the mmaped buffer of the same page Zhong, Xin
2011-01-27 13:09 ` Johannes Hirte
2011-01-27 22:12 ` Maria Wikström
2011-01-28 1:26 ` Zhong, Xin
2011-01-28 2:54 ` Johannes Hirte
2011-01-28 3:53 ` Zhong, Xin
2011-02-01 23:34 ` Johannes Hirte
2011-02-11 4:39 ` Zhong, Xin
2011-02-18 11:31 ` Maria Wikström [this message]
2011-02-21 1:51 ` Zhong, Xin
2011-02-24 14:51 ` Maria Wikström
2011-02-24 15:55 ` Mitch Harder
2011-02-24 16:00 ` Chris Mason
2011-02-24 16:03 ` Mitch Harder
2011-02-24 16:19 ` Chris Mason
2011-02-24 16:32 ` Mitch Harder
[not found] ` <AANLkTinvyb-bTVVignd1KGojvh-QrYCFmCnwYKBsYC_2@mail.gmail.com>
2011-02-25 17:11 ` Mitch Harder
2011-02-25 18:43 ` Mitch Harder
2011-02-25 19:19 ` Chris Mason
2011-02-28 1:46 ` [PATCH] btrfs file write debugging patch Chris Mason
2011-02-28 8:56 ` Zhong, Xin
2011-02-28 14:02 ` Chris Mason
2011-02-28 10:13 ` Johannes Hirte
2011-02-28 14:00 ` Chris Mason
2011-02-28 16:10 ` Josef Bacik
2011-02-28 16:45 ` Maria Wikström
2011-02-28 17:47 ` Mitch Harder
2011-02-28 20:20 ` Mitch Harder
2011-03-01 5:09 ` Mitch Harder
2011-03-01 10:14 ` Zhong, Xin
2011-03-01 11:56 ` Zhong, Xin
2011-03-01 14:54 ` Mitch Harder
2011-03-01 14:51 ` Mitch Harder
2011-03-01 21:56 ` Piotr Szymaniak
2011-02-24 23:35 ` [PATCH v2]Btrfs: pwrite blocked when writing from the mmaped buffer of the same page Piotr Szymaniak
2011-02-22 22:27 ` Johannes Hirte
2011-02-23 7:27 ` Zhong, Xin
2011-02-23 21:56 ` Chris Mason
2011-02-23 23:02 ` Johannes Hirte
2011-02-24 15:23 ` Chris Mason
2011-01-28 16:47 ` Maria Wikström
2011-01-28 18:27 ` Rui Miguel Silva
2011-01-29 15:38 ` Maria Wikström
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