From: Ryan Harper <ryanh@us.ibm.com>
To: qemu-devel@nongnu.org
Cc: Anthony Liguori <aliguori@us.ibm.com>,
Ryan Harper <ryanh@us.ibm.com>,
kvm@vger.kernel.org
Subject: [Qemu-devel] [PATCH 3/3] Add linux aio implementation for raw block devices
Date: Mon, 22 Sep 2008 20:22:24 -0500 [thread overview]
Message-ID: <20080923012224.GI31395@us.ibm.com> (raw)
In-Reply-To: <1222125454-21744-4-git-send-email-ryanh@us.ibm.com>
* Ryan Harper <ryanh@us.ibm.com> [2008-09-22 18:18]:
> This patch adds a linux aio raw block driver implementation. If a raw block
> device is opened with cached=off (O_DIRECT) then we can utilize linux aio to
> submit io to/from the block device. Utilizing linux aio allows for multiple
> outstanding requests to be in flight against the io device potentially providing
> higher IO throughput. This implementation uses eventfd for event completion
> notification.
Hrm, git-send-email didn't seem to set the right subject for this email.
This is [PATCH 3/3], the linux aio implementation.
--
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253 T/L: 678-9253
ryanh@us.ibm.com
next prev parent reply other threads:[~2008-09-23 1:22 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-22 23:17 [Qemu-devel] [PATCH 0/3] Refactor AIO to allow multiple AIO implementations Ryan Harper
2008-09-22 23:17 ` [Qemu-devel] [PATCH 1/3] Only call aio flush handler if set Ryan Harper
2008-09-23 2:38 ` [Qemu-devel] " Anthony Liguori
2008-09-23 14:26 ` Ryan Harper
2008-09-23 14:34 ` Anthony Liguori
2008-09-23 14:41 ` Ryan Harper
2008-09-23 14:50 ` Anthony Liguori
2008-09-22 23:17 ` [Qemu-devel] [PATCH 2/3] Move aio implementation out of raw block driver Ryan Harper
2008-09-23 1:16 ` [Qemu-devel] " Ryan Harper
2008-09-23 2:45 ` Anthony Liguori
2008-09-23 14:39 ` Ryan Harper
2008-09-23 14:40 ` Anthony Liguori
2008-09-23 14:53 ` Gerd Hoffmann
2008-09-23 16:06 ` Anthony Liguori
2008-09-23 18:04 ` Gerd Hoffmann
2008-09-23 18:28 ` Anthony Liguori
2008-09-24 22:31 ` Marcelo Tosatti
2008-09-22 23:17 ` [Qemu-devel] " Ryan Harper
2008-09-23 1:22 ` Ryan Harper [this message]
2008-09-23 3:32 ` [Qemu-devel] Re: [PATCH 0/3] Refactor AIO to allow multiple AIO implementations Anthony Liguori
2008-09-23 14:43 ` Ryan Harper
2008-09-23 14:47 ` Anthony Liguori
2008-09-23 16:09 ` Anthony Liguori
2008-09-23 10:27 ` [Qemu-devel] " Jamie Lokier
2008-10-02 22:41 ` [Qemu-devel] " john cooper
2008-10-03 13:33 ` Ryan Harper
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