From: Chris Wright <chrisw@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Chris Wright <chrisw@redhat.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Jens Axboe <qemu@kernel.dk>,
qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>,
kvm-devel <kvm@vger.kernel.org>
Subject: Re: [Qemu-devel] [RFC] Replace posix-aio with custom thread pool
Date: Fri, 12 Dec 2008 08:52:43 -0800 [thread overview]
Message-ID: <20081212165243.GB30239@acer.localdomain> (raw)
In-Reply-To: <4942967D.2070206@codemonkey.ws>
* Anthony Liguori (anthony@codemonkey.ws) wrote:
> Chris Wright wrote:
>> * Anthony Liguori (anthony@codemonkey.ws) wrote:
>>
>>>> It's available in recent kernels I see! so the fix is easy. Only
>>>> problem is how to pass CLONE_IO to pthread_create... We'll have to
>>>> make a linux-only change and call clone by hand under some #ifdef
>>>> CLONE_IO.
>>>>
>>> I have no problem with this and I believe Chris was going to attempt
>>> an implementation.
>>>
>>
>> I have an implementation that is just raw clone and futex (so not portable
>> from linux/x86). I'll post it later today. We'll need glibc changes
>> down the road to properly handle.
>
> I just committed the posix-aio switch to thread pool so it would be
> great if you could base on that.
That's what I've been basing off of.
thanks,
-chris
WARNING: multiple messages have this Message-ID (diff)
From: Chris Wright <chrisw@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Chris Wright <chrisw@redhat.com>,
Andrea Arcangeli <aarcange@redhat.com>,
kvm-devel <kvm@vger.kernel.org>,
qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Qemu-devel] [RFC] Replace posix-aio with custom thread pool
Date: Fri, 12 Dec 2008 08:52:43 -0800 [thread overview]
Message-ID: <20081212165243.GB30239@acer.localdomain> (raw)
In-Reply-To: <4942967D.2070206@codemonkey.ws>
* Anthony Liguori (anthony@codemonkey.ws) wrote:
> Chris Wright wrote:
>> * Anthony Liguori (anthony@codemonkey.ws) wrote:
>>
>>>> It's available in recent kernels I see! so the fix is easy. Only
>>>> problem is how to pass CLONE_IO to pthread_create... We'll have to
>>>> make a linux-only change and call clone by hand under some #ifdef
>>>> CLONE_IO.
>>>>
>>> I have no problem with this and I believe Chris was going to attempt
>>> an implementation.
>>>
>>
>> I have an implementation that is just raw clone and futex (so not portable
>> from linux/x86). I'll post it later today. We'll need glibc changes
>> down the road to properly handle.
>
> I just committed the posix-aio switch to thread pool so it would be
> great if you could base on that.
That's what I've been basing off of.
thanks,
-chris
next prev parent reply other threads:[~2008-12-12 16:53 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-05 21:21 [RFC] Replace posix-aio with custom thread pool Anthony Liguori
2008-12-05 21:21 ` [Qemu-devel] " Anthony Liguori
2008-12-06 9:03 ` Blue Swirl
2008-12-06 18:26 ` Jamie Lokier
2008-12-08 18:23 ` Anthony Liguori
2008-12-08 18:23 ` Anthony Liguori
2008-12-09 15:51 ` Gerd Hoffmann
2008-12-09 16:01 ` Anthony Liguori
2008-12-10 16:44 ` Andrea Arcangeli
2008-12-10 17:21 ` Anthony Liguori
2008-12-10 17:21 ` Anthony Liguori
2008-12-10 17:29 ` Gerd Hoffmann
2008-12-10 18:50 ` Anthony Liguori
2008-12-10 19:08 ` Andrea Arcangeli
2008-12-10 19:08 ` Andrea Arcangeli
2008-12-11 13:12 ` Andrea Arcangeli
2008-12-11 15:24 ` Gerd Hoffmann
2008-12-11 15:24 ` Gerd Hoffmann
2008-12-11 15:53 ` Andrea Arcangeli
2008-12-11 15:53 ` Andrea Arcangeli
2008-12-11 16:11 ` Gerd Hoffmann
2008-12-11 16:11 ` Gerd Hoffmann
2008-12-11 16:49 ` Andrea Arcangeli
2008-12-11 16:49 ` Andrea Arcangeli
2008-12-11 17:20 ` Gerd Hoffmann
2008-12-11 17:20 ` Gerd Hoffmann
2008-12-11 18:11 ` Andrea Arcangeli
2008-12-11 18:11 ` Andrea Arcangeli
2008-12-11 20:38 ` Gerd Hoffmann
2008-12-11 20:38 ` Gerd Hoffmann
2008-12-11 20:40 ` Anthony Liguori
2008-12-12 8:23 ` Jens Axboe
2008-12-12 8:23 ` Jens Axboe
2008-12-12 11:51 ` Andrea Arcangeli
2008-12-12 11:51 ` Andrea Arcangeli
2008-12-12 11:54 ` Jens Axboe
2008-12-12 11:54 ` Jens Axboe
2008-12-12 14:13 ` Andrea Arcangeli
2008-12-12 14:13 ` Andrea Arcangeli
2008-12-12 14:24 ` Anthony Liguori
2008-12-12 14:24 ` Anthony Liguori
2008-12-12 16:33 ` Chris Wright
2008-12-12 16:33 ` Chris Wright
2008-12-12 16:51 ` Anthony Liguori
2008-12-12 16:51 ` Anthony Liguori
2008-12-12 16:52 ` Chris Wright [this message]
2008-12-12 16:52 ` Chris Wright
2008-12-11 21:32 ` Christoph Hellwig
2008-12-12 0:27 ` Andrea Arcangeli
2008-12-12 0:27 ` Andrea Arcangeli
2008-12-11 21:30 ` Christoph Hellwig
2008-12-11 16:41 ` Anthony Liguori
2008-12-11 16:41 ` Anthony Liguori
2008-12-12 14:24 ` Andrea Arcangeli
2008-12-12 14:24 ` Andrea Arcangeli
2008-12-12 14:35 ` Anthony Liguori
2008-12-12 14:35 ` Anthony Liguori
2008-12-12 15:44 ` Andrea Arcangeli
2008-12-12 15:44 ` Andrea Arcangeli
2008-12-12 16:49 ` Anthony Liguori
2008-12-12 16:49 ` Anthony Liguori
2008-12-12 17:09 ` Andrea Arcangeli
2008-12-12 17:09 ` Andrea Arcangeli
2008-12-12 17:25 ` Anthony Liguori
2008-12-12 17:25 ` Anthony Liguori
2008-12-12 17:52 ` Andrea Arcangeli
2008-12-12 17:52 ` Andrea Arcangeli
2008-12-12 18:17 ` Anthony Liguori
2008-12-12 18:17 ` Anthony Liguori
2008-12-12 18:26 ` Andrea Arcangeli
2008-12-12 20:12 ` Gerd Hoffmann
2008-12-12 20:17 ` Anthony Liguori
2008-12-12 20:35 ` Gerd Hoffmann
2008-12-09 17:16 ` Avi Kivity
2008-12-17 14:44 ` Ian Jackson
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