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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Dave Chinner <david@fromorbit.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>, Jan Kara <jack@suse.cz>,
	"Luis R. Rodriguez" <mcgrof@kernel.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	bart.vanassche@wdc.com, ming.lei@redhat.com,
	Ted Ts'o <tytso@mit.edu>,
	"Darrick J. Wong" <darrick.wong@oracle.com>,
	Jiri Kosina <jikos@kernel.org>, Pavel Machek <pavel@ucw.cz>,
	Len Brown <len.brown@intel.com>,
	linux-fsdevel@vger.kernel.org,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	Juergen Gross <jgross@suse.com>,
	Todd Brandt <todd.e.brandt@linux.intel.com>,
	nborisov@suse.com,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	Oliver Neukum <ONeukum@suse.com>,
	oleksandr@natalenko.name,
	Oleg Antonyan <oleg.b.antonyan@gmail.com>,
	Yu Chen <yu.chen.surf@gmail.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Linux PM <linux-pm@vger.kernel.org>,
	linux-block@vger.kernel.org, linux-xfs@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 07/11] xfs: remove not needed freezing calls
Date: Fri, 01 Dec 2017 00:40:31 +0100
Message-ID: <28033585.qtnqnMzzMp@aspire.rjw.lan> (raw)
In-Reply-To: <20171130233033.GO5858@dastard>

On Friday, December 1, 2017 12:30:33 AM CET Dave Chinner wrote:
> On Thu, Nov 30, 2017 at 09:32:53PM +0100, Rafael J. Wysocki wrote:
> > On Thu, Nov 30, 2017 at 5:21 PM, Jan Kara <jack@suse.cz> wrote:
> > > On Wed 29-11-17 15:23:52, Luis R. Rodriguez wrote:
> > >> This removes superflous freezer calls as they are no longer needed
> > >> as the VFS now performs filesystem freezing/thaw if the filesystem has
> > >> support for it.
> > >>
> > >> The following Coccinelle rule was used as follows:
> > >>
> > >> spatch --sp-file fs-freeze-cleanup.cocci --in-place fs/$FS/
> > >
> > > I think your rule misses WQ_FREEZABLE flag for workqueues? That would be
> > > also good to get rid of...
> > 
> > We need that one (or equivalent) for the runtime PM workqueue at least.
> 
> I think Jan was talking about all the WQ_FREEZABLE flags in
> filesystem workqueues (such as all the XFS wqs) that are no longer
> necessary once filesystems are frozen appropriately.

I see, thanks.  That was unclear to me, sorry for the confusion.

Thanks,
Rafael

  reply index

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-29 23:23 [PATCH 00/11] fs: use freeze_fs on suspend/hibernate Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 01/11] fs: provide unlocked helper for freeze_super() Luis R. Rodriguez
2017-11-30 16:58   ` Jan Kara
2017-11-29 23:23 ` [PATCH 02/11] fs: provide unlocked helper thaw_super() Luis R. Rodriguez
2017-11-30 16:59   ` Jan Kara
2017-11-29 23:23 ` [PATCH 03/11] fs: add frozen sb state helpers Luis R. Rodriguez
2017-11-30 17:13   ` Jan Kara
2017-11-30 19:05     ` Luis R. Rodriguez
2017-12-01 11:47       ` Jan Kara
2017-12-01 21:13         ` Luis R. Rodriguez
2017-12-21 11:03           ` Jan Kara
2018-04-18  0:59             ` Luis R. Rodriguez
2018-04-18 10:12               ` Jan Kara
2018-04-20 18:49               ` Luis R. Rodriguez
2018-04-21 23:53                 ` Jan Kara
2018-04-22  1:22                   ` Luis R. Rodriguez
2018-04-22  2:53     ` Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 04/11] fs: distinguish between user initiated freeze and kernel initiated freeze Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 05/11] fs: add iterate_supers_excl() and iterate_supers_reverse_excl() Luis R. Rodriguez
2017-11-29 23:48   ` Rafael J. Wysocki
2017-11-30  0:22     ` Luis R. Rodriguez
2017-11-30  1:34     ` Dave Chinner
2017-11-30  1:40       ` Rafael J. Wysocki
2017-11-30 16:57   ` Jan Kara
2017-11-29 23:23 ` [PATCH 06/11] fs: freeze on suspend and thaw on resume Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 07/11] xfs: remove not needed freezing calls Luis R. Rodriguez
2017-11-30 16:21   ` Jan Kara
2017-11-30 20:32     ` Rafael J. Wysocki
2017-11-30 23:30       ` Dave Chinner
2017-11-30 23:40         ` Rafael J. Wysocki [this message]
2017-11-29 23:23 ` [PATCH 08/11] ext4: " Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 09/11] f2fs: " Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 10/11] nilfs2: " Luis R. Rodriguez
2017-11-29 23:23 ` [PATCH 11/11] jfs: " Luis R. Rodriguez
2017-11-30 16:36 ` [PATCH 00/11] fs: use freeze_fs on suspend/hibernate Yu Chen
2017-11-30 16:41   ` Jiri Kosina
2017-11-30 16:50     ` Yu Chen
2017-12-01 19:05     ` Jeff Layton
2017-12-01 21:51       ` Dave Chinner
2017-11-30 17:01 ` Bart Van Assche
2017-11-30 19:42   ` Luis R. Rodriguez
2017-11-30 20:53     ` Bart Van Assche
2017-11-30 21:03       ` Dave Chinner
2017-11-30 21:51 ` Pavel Machek
2017-12-01  0:44   ` Luis R. Rodriguez
2017-12-13  1:09 ` Rafael J. Wysocki
2017-12-19 16:50   ` Luis R. Rodriguez

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