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From: Malahal Naineni <malahal@us.ibm.com>
To: Steve Dickson <SteveD@redhat.com>
Cc: Jeff Layton <jlayton@redhat.com>,
	linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
	linux-kernel@vger.kernel.org, miklos@szeredi.hu,
	viro@ZenIV.linux.org.uk, hch@infradead.org,
	michael.brantley@deshaw.com, sven.breuner@itwm.fraunhofer.de,
	chuck.lever@oracle.com, pstaubach@exagrid.com,
	bfields@fieldses.org, trond.myklebust@fys.uio.no, rees@umich.edu
Subject: Re: [PATCH RFC v3] vfs: make fstatat retry once on ESTALE errors from getattr call
Date: Mon, 23 Apr 2012 14:06:22 -0500	[thread overview]
Message-ID: <20120423190622.GA1175@us.ibm.com> (raw)
In-Reply-To: <4F956D5C.5050801@RedHat.com>

Steve Dickson [SteveD@redhat.com] wrote:
> > Returning ESTALERETRY would be registering for it in a way and it is
> > somewhat cleaner than having to go all the way back up to the fstype to
> > figure out whether you want to retry it or not.
> How would legacy apps handle this new errno, esp if they have logic
> to take care of ESTALE errors?
> 
> steved.

As I understand, there is no new errno for the apps. This new
ESTALERETRY is produced and consumed by kernel only.


WARNING: multiple messages have this Message-ID (diff)
From: Malahal Naineni <malahal-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: Steve Dickson <SteveD-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Jeff Layton <jlayton-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	miklos-sUDqSbJrdHQHWmgEVkV9KA@public.gmane.org,
	viro-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org,
	hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
	michael.brantley-Iq/kdjr4a97QT0dZR+AlfA@public.gmane.org,
	sven.breuner-mPn0NPGs4xGatNDF+KUbs4QuADTiUCJX@public.gmane.org,
	chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org,
	pstaubach-83r9SdEf25FBDgjK7y7TUQ@public.gmane.org,
	bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org,
	trond.myklebust-41N18TsMXrtuMpJDpNschA@public.gmane.org,
	rees-63aXycvo3TyHXe+LvDLADg@public.gmane.org
Subject: Re: [PATCH RFC v3] vfs: make fstatat retry once on ESTALE errors from getattr call
Date: Mon, 23 Apr 2012 14:06:22 -0500	[thread overview]
Message-ID: <20120423190622.GA1175@us.ibm.com> (raw)
In-Reply-To: <4F956D5C.5050801-AfCzQyP5zfLQT0dZR+AlfA@public.gmane.org>

Steve Dickson [SteveD-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org] wrote:
> > Returning ESTALERETRY would be registering for it in a way and it is
> > somewhat cleaner than having to go all the way back up to the fstype to
> > figure out whether you want to retry it or not.
> How would legacy apps handle this new errno, esp if they have logic
> to take care of ESTALE errors?
> 
> steved.

As I understand, there is no new errno for the apps. This new
ESTALERETRY is produced and consumed by kernel only.

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  parent reply	other threads:[~2012-04-23 19:06 UTC|newest]

Thread overview: 134+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-13 11:25 [PATCH RFC] vfs: make fstatat retry on ESTALE errors from getattr call Jeff Layton
2012-04-13 11:25 ` Jeff Layton
2012-04-13 12:02 ` Jim Rees
2012-04-13 12:02   ` Jim Rees
2012-04-13 12:09   ` Jeff Layton
2012-04-13 12:09     ` Jeff Layton
2012-04-13 15:05 ` Malahal Naineni
2012-04-13 15:42   ` Jeff Layton
2012-04-13 16:07     ` Steve Dickson
2012-04-13 17:10       ` Jeff Layton
2012-04-13 17:10         ` Jeff Layton
2012-04-13 17:34       ` Peter Staubach
2012-04-13 17:34         ` Peter Staubach
2012-04-13 23:00         ` Jeff Layton
2012-04-13 23:00           ` Jeff Layton
2012-04-14  0:57         ` Trond Myklebust
2012-04-15 19:03     ` Bernd Schubert
2012-04-15 19:27       ` J. Bruce Fields
2012-04-15 19:27         ` J. Bruce Fields
2012-04-16 14:23         ` Bernd Schubert
2012-04-15 19:57       ` Chuck Lever
2012-04-15 19:57         ` Chuck Lever
2012-04-16 11:23         ` Jeff Layton
2012-04-17 11:53         ` Steve Dickson
2012-04-16 11:36       ` Jeff Layton
2012-04-16 11:36         ` Jeff Layton
2012-04-16 12:54         ` Peter Staubach
2012-04-16 12:54           ` Peter Staubach
2012-04-16 16:04           ` Jeff Layton
2012-04-16 14:44         ` Bernd Schubert
2012-04-16 17:46           ` Jeff Layton
2012-04-16 17:46             ` Jeff Layton
2012-04-16 19:33             ` Myklebust, Trond
2012-04-16 19:33               ` Myklebust, Trond
2012-04-16 19:33               ` Myklebust, Trond
2012-04-16 19:43               ` Jeff Layton
2012-04-16 20:25                 ` Myklebust, Trond
2012-04-16 20:25                   ` Myklebust, Trond
2012-04-16 20:25                   ` Myklebust, Trond
2012-04-16 23:05                   ` Jeff Layton
2012-04-17 11:46                     ` Steve Dickson
2012-04-17 11:46                       ` Steve Dickson
2012-04-17 13:36                       ` Jeff Layton
2012-04-17 13:36                         ` Jeff Layton
2012-04-17 14:14                         ` Steve Dickson
2012-04-17 14:14                           ` Steve Dickson
2012-04-17 14:27                           ` Miklos Szeredi
2012-04-17 15:02                             ` Jeff Layton
2012-04-17 15:50                               ` Miklos Szeredi
2012-04-17 15:50                                 ` Miklos Szeredi
2012-04-17 16:03                                 ` Jeff Layton
2012-04-17 16:03                                   ` Jeff Layton
2012-04-17 15:59                               ` Steve Dickson
2012-04-17 15:59                                 ` Steve Dickson
2012-04-17 13:12                     ` Miklos Szeredi
2012-04-17 13:32                       ` Jeff Layton
2012-04-17 14:03                         ` Miklos Szeredi
2012-04-17 14:22                           ` Jeff Layton
2012-04-17 14:22                             ` Jeff Layton
2012-04-17 14:04                         ` Myklebust, Trond
2012-04-17 14:04                           ` Myklebust, Trond
2012-04-17 14:04                           ` Myklebust, Trond
2012-04-17 14:20                           ` Jeff Layton
2012-04-17 15:45                             ` J. Bruce Fields
2012-04-17 15:45                               ` J. Bruce Fields
2012-04-17 16:02                               ` Miklos Szeredi
2012-04-17 16:02                                 ` Miklos Szeredi
2012-04-17 13:39                     ` Peter Staubach
2012-04-17 14:08                       ` Myklebust, Trond
2012-04-17 14:08                         ` Myklebust, Trond
2012-04-17 14:08                         ` Myklebust, Trond
2012-04-17 14:48                         ` Peter Staubach
2012-04-17 14:48                           ` Peter Staubach
2012-04-17 14:48                           ` Peter Staubach
2012-04-18 15:16                           ` Jeff Layton
2012-04-18 15:16                             ` Jeff Layton
2012-04-16 19:43             ` Scott Lovenberg
2012-04-16 19:43               ` Scott Lovenberg
2012-04-16 16:55 ` [PATCH RFC v2] " Jeff Layton
2012-04-18 11:52 ` [PATCH RFC v3] vfs: make fstatat retry once " Jeff Layton
2012-04-18 11:52   ` Jeff Layton
2012-04-20 14:40   ` Jeff Layton
2012-04-20 20:18     ` Steve Dickson
2012-04-20 20:18       ` Steve Dickson
2012-04-20 20:37       ` Malahal Naineni
2012-04-20 20:37         ` Malahal Naineni
2012-04-20 21:13         ` Jeff Layton
2012-04-22  5:40           ` Miklos Szeredi
2012-04-23 12:00             ` Jeff Layton
2012-04-23 12:00               ` Jeff Layton
2012-04-23 13:00               ` J. Bruce Fields
2012-04-23 13:00                 ` J. Bruce Fields
2012-04-23 13:12                 ` Jeff Layton
2012-04-23 13:12                   ` Jeff Layton
2012-04-23 13:34                   ` J. Bruce Fields
2012-04-23 13:34                     ` J. Bruce Fields
2012-04-23 13:50                     ` Jeff Layton
2012-04-23 13:50                       ` Jeff Layton
2012-04-23 13:54                       ` J. Bruce Fields
2012-04-23 14:51                         ` Miklos Szeredi
2012-04-23 15:02                           ` Chuck Lever
2012-04-23 15:02                             ` Chuck Lever
2012-04-23 15:23                             ` Miklos Szeredi
2012-04-23 17:45                               ` Peter Staubach
2012-04-23 15:16                           ` Jeff Layton
2012-04-23 15:16                             ` Jeff Layton
2012-04-23 15:28                             ` Miklos Szeredi
2012-04-23 18:59                               ` Jeff Layton
2012-04-20 21:13       ` Jeff Layton
2012-04-20 21:13         ` Jeff Layton
2012-04-23 14:55         ` Steve Dickson
2012-04-23 14:55           ` Steve Dickson
2012-04-23 15:32           ` Jeff Layton
2012-04-23 15:32             ` Jeff Layton
2012-04-23 18:06             ` Steve Dickson
2012-04-23 18:06               ` Steve Dickson
2012-04-23 18:33               ` Jeff Layton
2012-04-23 20:38               ` Peter Staubach
2012-04-23 20:38                 ` Peter Staubach
2012-04-24 14:50                 ` Jeff Layton
2012-04-24 15:54                   ` Miklos Szeredi
2012-04-24 15:54                     ` Miklos Szeredi
2012-04-24 16:34                     ` Jeff Layton
2012-04-25  9:41                       ` Miklos Szeredi
2012-04-25  9:41                         ` Miklos Szeredi
2012-04-25 12:04                         ` Jeff Layton
2012-04-25 12:04                           ` Jeff Layton
2012-04-23 17:43           ` Peter Staubach
2012-04-23 17:43             ` Peter Staubach
2012-04-23 19:06           ` Malahal Naineni [this message]
2012-04-23 19:06             ` Malahal Naineni
2012-04-22  4:16     ` Ric Wheeler
2012-04-22  4:16       ` Ric Wheeler
2012-04-23 11:20       ` Jeff Layton

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