From: Mike Snitzer <snitzer@redhat.com>
To: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>,
dm-crypt@saout.de, Christian Schmidt <schmidt@digadd.de>,
linux-kernel@vger.kernel.org,
Christoph Hellwig <hch@infradead.org>,
dm-devel@redhat.com, Andi Kleen <andi@firstfloor.org>,
Mikulas Patocka <mpatocka@redhat.com>,
"Alasdair G. Kergon" <agk@redhat.com>,
Milan Broz <gmazyland@gmail.com>, Vivek Goyal <vgoyal@redhat.com>
Subject: Re: [dm-crypt] [PATCH v2] make dm and dm-crypt forward cgroup context (was: dm-crypt parallelization patches)
Date: Wed, 22 May 2013 14:50:14 -0400 [thread overview]
Message-ID: <20130522185014.GA17423@redhat.com> (raw)
In-Reply-To: <20130418170317.GA9897@mtj.dyndns.org>
On Thu, Apr 18 2013 at 1:03pm -0400,
Tejun Heo <tj@kernel.org> wrote:
> Hello, Mike.
>
> On Thu, Apr 18, 2013 at 12:47:42PM -0400, Mike Snitzer wrote:
> > I see you nack and raise you with: please reconsider in the near term.
>
> The thing is that percpu-refcnting is already in mostly ready-form, so
> unless this dm series is planned to be merged for v3.10-rc1, I don't
> see the need for a separate near term solution. Mikulas can just do
> the normal refcnting and cgroup will most likely adopt per-cpu ref
> anyway once percpu-refcnting is in, so it should all fall in places
> pretty quickly. For devel / testing / whatever, Mikulas can surely
> turn off cgroup, right?
Hey Tejun,
Was wondering: how is percpu-refcounting coming along? Do you have a
pointer to the code that can be pulled in for use by Mikulas' dm-crypt
changes?
Would be nice to get this stuff sorted out for the 3.11 merge window.
Mike
WARNING: multiple messages have this Message-ID (diff)
From: Mike Snitzer <snitzer@redhat.com>
To: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>,
dm-crypt@saout.de, Christian Schmidt <schmidt@digadd.de>,
linux-kernel@vger.kernel.org,
Christoph Hellwig <hch@infradead.org>,
dm-devel@redhat.com, Andi Kleen <andi@firstfloor.org>,
Mikulas Patocka <mpatocka@redhat.com>,
Vivek Goyal <vgoyal@redhat.com>, Milan Broz <gmazyland@gmail.com>,
"Alasdair G. Kergon" <agk@redhat.com>
Subject: Re: [PATCH v2] make dm and dm-crypt forward cgroup context (was: dm-crypt parallelization patches)
Date: Wed, 22 May 2013 14:50:14 -0400 [thread overview]
Message-ID: <20130522185014.GA17423@redhat.com> (raw)
In-Reply-To: <20130418170317.GA9897@mtj.dyndns.org>
On Thu, Apr 18 2013 at 1:03pm -0400,
Tejun Heo <tj@kernel.org> wrote:
> Hello, Mike.
>
> On Thu, Apr 18, 2013 at 12:47:42PM -0400, Mike Snitzer wrote:
> > I see you nack and raise you with: please reconsider in the near term.
>
> The thing is that percpu-refcnting is already in mostly ready-form, so
> unless this dm series is planned to be merged for v3.10-rc1, I don't
> see the need for a separate near term solution. Mikulas can just do
> the normal refcnting and cgroup will most likely adopt per-cpu ref
> anyway once percpu-refcnting is in, so it should all fall in places
> pretty quickly. For devel / testing / whatever, Mikulas can surely
> turn off cgroup, right?
Hey Tejun,
Was wondering: how is percpu-refcounting coming along? Do you have a
pointer to the code that can be pulled in for use by Mikulas' dm-crypt
changes?
Would be nice to get this stuff sorted out for the 3.11 merge window.
Mike
next prev parent reply other threads:[~2013-05-22 18:51 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-26 3:47 dm-crypt performance Mikulas Patocka
2013-03-26 6:52 ` Christoph Hellwig
2013-03-26 12:27 ` [dm-crypt] [dm-devel] " Alasdair G Kergon
2013-03-26 12:27 ` Alasdair G Kergon
2013-03-26 20:05 ` [dm-crypt] " Milan Broz
2013-03-26 20:05 ` Milan Broz
2013-03-26 20:28 ` [dm-crypt] " Mike Snitzer
2013-03-26 20:28 ` Mike Snitzer
2013-03-26 20:58 ` [dm-crypt] " Milan Broz
2013-03-26 20:58 ` Milan Broz
2013-03-28 18:53 ` [dm-crypt] " Tejun Heo
2013-03-28 18:53 ` Tejun Heo
2013-03-28 19:33 ` [dm-crypt] " Vivek Goyal
2013-03-28 19:33 ` Vivek Goyal
2013-03-28 19:44 ` [dm-crypt] " Tejun Heo
2013-03-28 19:44 ` Tejun Heo
2013-03-28 20:38 ` [dm-crypt] " Vivek Goyal
2013-03-28 20:38 ` Vivek Goyal
2013-03-28 20:45 ` Tejun Heo
2013-04-09 17:51 ` [dm-crypt] dm-crypt parallelization patches Mikulas Patocka
2013-04-09 17:51 ` Mikulas Patocka
2013-04-09 17:57 ` Tejun Heo
2013-04-09 18:08 ` [dm-crypt] " Mikulas Patocka
2013-04-09 18:08 ` Mikulas Patocka
2013-04-09 18:10 ` Tejun Heo
2013-04-09 18:42 ` [dm-crypt] " Vivek Goyal
2013-04-09 18:42 ` Vivek Goyal
2013-04-09 18:57 ` Tejun Heo
2013-04-09 19:13 ` [dm-crypt] " Vivek Goyal
2013-04-09 19:13 ` Vivek Goyal
2013-04-09 19:42 ` [dm-crypt] " Mikulas Patocka
2013-04-09 19:42 ` Mikulas Patocka
2013-04-09 19:52 ` Tejun Heo
2013-04-09 20:32 ` [dm-crypt] " Mikulas Patocka
2013-04-09 20:32 ` Mikulas Patocka
2013-04-09 21:02 ` Tejun Heo
2013-04-09 21:03 ` Tejun Heo
2013-04-09 21:07 ` [dm-crypt] " Vivek Goyal
2013-04-09 21:07 ` Vivek Goyal
2013-04-09 21:18 ` [dm-crypt] " Mikulas Patocka
2013-04-09 21:18 ` Mikulas Patocka
2013-04-10 19:24 ` [dm-crypt] " Vivek Goyal
2013-04-10 19:24 ` Vivek Goyal
2013-04-10 23:42 ` [dm-crypt] [PATCH] make dm and dm-crypt forward cgroup context (was: dm-crypt parallelization patches) Mikulas Patocka
2013-04-10 23:42 ` Mikulas Patocka
2013-04-10 23:50 ` Tejun Heo
2013-04-11 19:49 ` [dm-crypt] [PATCH v2] " Mikulas Patocka
2013-04-11 19:49 ` Mikulas Patocka
2013-04-11 19:52 ` Tejun Heo
2013-04-11 20:00 ` Tejun Heo
2013-04-12 0:06 ` [dm-crypt] " Mikulas Patocka
2013-04-12 0:06 ` Mikulas Patocka
2013-04-12 0:22 ` Tejun Heo
2013-04-12 5:59 ` [dm-crypt] [PATCH v2] make dm and dm-crypt forward cgroup context Milan Broz
2013-04-12 5:59 ` Milan Broz
2013-04-12 18:17 ` [dm-crypt] [PATCH v2] make dm and dm-crypt forward cgroup context (was: dm-crypt parallelization patches) Mikulas Patocka
2013-04-12 18:17 ` Mikulas Patocka
2013-04-12 18:01 ` [dm-crypt] " Mikulas Patocka
2013-04-12 18:01 ` Mikulas Patocka
2013-04-12 18:29 ` Tejun Heo
2013-04-15 13:02 ` [dm-crypt] " Mikulas Patocka
2013-04-15 13:02 ` Mikulas Patocka
2013-04-16 17:24 ` Tejun Heo
2013-04-16 19:41 ` [dm-crypt] " Mikulas Patocka
2013-04-16 19:41 ` Mikulas Patocka
2013-04-18 16:47 ` [dm-crypt] " Mike Snitzer
2013-04-18 16:47 ` Mike Snitzer
2013-04-18 17:03 ` Tejun Heo
2013-05-22 18:50 ` Mike Snitzer [this message]
2013-05-22 18:50 ` Mike Snitzer
2013-05-22 19:48 ` Tejun Heo
2013-04-09 18:36 ` [dm-crypt] dm-crypt parallelization patches Vivek Goyal
2013-04-09 18:36 ` Vivek Goyal
2013-04-09 18:08 ` [dm-crypt] [dm-devel] dm-crypt performance Mikulas Patocka
2013-04-09 18:08 ` Mikulas Patocka
2013-04-09 18:08 ` Mikulas Patocka
2013-04-09 18:40 ` [dm-crypt] " Arno Wagner
2013-04-21 20:38 ` Yves-Alexis Perez
2013-04-22 2:28 ` Arno Wagner
2013-04-09 18:59 ` Milan Broz
2013-04-09 18:59 ` Milan Broz
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