lkml.org 
[lkml]   [2012]   [Nov]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 041/270] pnfsblock: fix partial page buffer wirte
From
Date
On Mon, 2012-11-26 at 14:55 -0200, Herton Ronaldo Krzesinski wrote:
> 3.5.7u1 -stable review patch. If anyone has any objections, please let me know.
>
> ------------------
>
> From: Peng Tao <bergwolf@gmail.com>
>
> commit fe6e1e8d9fad86873eb74a26e80a8f91f9e870b5 upstream.
>
> If applications use flock to protect its write range, generic NFS
> will not do read-modify-write cycle at page cache level. Therefore
> LD should know how to handle non-sector aligned writes. Otherwise
> there will be data corruption.
>
> Signed-off-by: Peng Tao <tao.peng@emc.com>
> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
[...]

I notice that this fix is missing from 3.4, and will need backporting.

Ben.

--
Ben Hutchings
Never attribute to conspiracy what can adequately be explained by stupidity.
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2012-11-27 04:01    [W:0.656 / U:26.664 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site