From: Tejun Heo <tj@kernel.org>
To: unlisted-recipients:; (no To-header on input)
Cc: axboe@kernel.dk, vgoyal@redhat.com, ctalbott@google.com,
rni@google.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/13] ida: make ida_simple_get/put() IRQ safe
Date: Wed, 26 Oct 2011 13:28:26 -0700 [thread overview]
Message-ID: <20111026202826.GE24261@google.com> (raw)
In-Reply-To: <87r520nz2u.fsf@rustcorp.com.au>
Hello,
On Wed, Oct 26, 2011 at 03:12:17PM +1030, Rusty Russell wrote:
> On Tue, 25 Oct 2011 18:48:27 -0700, Tejun Heo <tj@kernel.org> wrote:
> > It's often convenient to be able to release resource from IRQ context.
> > Make ida_simple_*() use irqsave/restore spin ops so that they are IRQ
> > safe.
> >
> > Signed-off-by: Tejun Heo <tj@kernel.org>
> > Cc: Rusty Russell <rusty@rustcorp.com.au>
>
> Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Heh, I just realized this patch doesn't need to be part of this
series. I originally had ida free from rcu and thus needed this but
later on removed it. I'll route it separately.
Thank you.
--
tejun
next prev parent reply other threads:[~2011-10-26 20:28 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-26 1:48 [PATCHSET block:for-3.2/core] rescue cfq from RCU death sprial :) Tejun Heo
2011-10-26 1:48 ` [PATCH 01/13] ida: make ida_simple_get/put() IRQ safe Tejun Heo
2011-10-26 4:42 ` Rusty Russell
2011-10-26 20:28 ` Tejun Heo [this message]
2011-10-26 1:48 ` [PATCH 02/13] block, cfq: move cfqd->cic_index to q->id Tejun Heo
2011-10-26 1:48 ` [PATCH 03/13] block: misc ioc cleanups Tejun Heo
2011-10-26 1:48 ` [PATCH 04/13] block: make ioc get/put interface more conventional and fix race on alloction Tejun Heo
2011-10-26 16:01 ` Vivek Goyal
2011-10-26 19:29 ` Tejun Heo
2011-10-26 21:30 ` [PATCH UPDATED " Tejun Heo
2011-10-26 1:48 ` [PATCH 05/13] block: misc updates to blk_get_queue() Tejun Heo
2011-10-26 1:48 ` [PATCH 06/13] block, cfq: misc updates to cfq_io_context Tejun Heo
2011-10-27 15:39 ` Vivek Goyal
2011-10-27 16:24 ` Tejun Heo
2011-10-26 1:48 ` [PATCH 07/13] block, cfq: move ioc ioprio/cgroup changed handling to cic Tejun Heo
2011-10-26 1:48 ` [PATCH 08/13] block, cfq: fix race condition in cic creation path and tighten locking Tejun Heo
2011-10-26 1:48 ` [PATCH 09/13] block, cfq: fix cic lookup locking Tejun Heo
2011-10-26 1:48 ` [PATCH 10/13] block, cfq: unlink cfq_io_context's immediately Tejun Heo
2011-10-26 19:48 ` Vivek Goyal
2011-10-26 19:55 ` Tejun Heo
2011-10-26 20:38 ` Vivek Goyal
2011-10-26 20:54 ` Tejun Heo
2011-10-26 21:31 ` [PATCH UPDATED " Tejun Heo
2011-10-27 14:31 ` Vivek Goyal
2011-10-27 16:17 ` Tejun Heo
2011-10-27 17:05 ` Vivek Goyal
2011-10-27 17:11 ` Tejun Heo
2011-10-26 1:48 ` [PATCH 11/13] block, cfq: remove delayed unlink Tejun Heo
2011-10-26 1:48 ` [PATCH 12/13] block, cfq: kill ioc_gone Tejun Heo
2011-10-26 1:48 ` [PATCH 13/13] block, cfq: kill cic->key Tejun Heo
2011-10-26 21:36 ` [PATCHSET block:for-3.2/core] rescue cfq from RCU death sprial :) Tejun Heo
2011-10-27 15:32 ` Vivek Goyal
2011-10-27 16:10 ` Tejun Heo
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