From: Cyrill Gorcunov <gorcunov@gmail.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Pavel Emelyanov <xemul@parallels.com>
Subject: Re: [linux-next] splice call weird results
Date: Tue, 27 May 2014 14:27:28 +0400 [thread overview]
Message-ID: <20140527102728.GD20436@moon> (raw)
In-Reply-To: <20140527102013.3BF61E009B@blue.fi.intel.com>
On Tue, May 27, 2014 at 01:20:13PM +0300, Kirill A. Shutemov wrote:
> Cyrill Gorcunov wrote:
> > Hi! While been trying to run criu on linux-next (due to recent Kirill's patch related
> > to /proc/pid/clear_refs with THP enabled) I noticed that it fails dumping programs when
> > moves data from memory pages into an image file. So I wrote pretty idiotic test and
> > run it on current fedora 20 kernel and then on linux-next.
> >
>
> +Al. He reworked splice code in linux-next.
Thanks Kirill. Al, it looks like iter_file_splice_write no longer honor @len while
building kiocb vector but pushes as much as it can.
next prev parent reply other threads:[~2014-05-27 10:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-27 9:13 [linux-next] splice call weird results Cyrill Gorcunov
2014-05-27 10:20 ` Kirill A. Shutemov
2014-05-27 10:27 ` Cyrill Gorcunov [this message]
2014-05-27 17:20 ` Cong Wang
2014-05-27 17:51 ` Cyrill Gorcunov
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