From: Christoph Hellwig <hch@lst.de>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 2/5] Convert vectored aio emulation to use a dedicated pool
Date: Mon, 16 Mar 2009 14:44:58 +0100 [thread overview]
Message-ID: <20090316134458.GA4612@lst.de> (raw)
In-Reply-To: <49BE5692.1030509@redhat.com>
On Mon, Mar 16, 2009 at 03:39:30PM +0200, Avi Kivity wrote:
> Right, when you don't use a synthetic aiocb, the need goes away.
>
> We'll still have one for the block-dma-helpers, due to the need to
> fragment a request when bounce resources are exhausted.
The pools might also help with the independent scsi-generic
implementation, by not requiring it to be tied to the block layer
while still beeing able to use posix-aio-compat.c. Still need to sort
out the setup issue, but we might just keep a dummy BlockDriverState
for it for now.
next prev parent reply other threads:[~2009-03-16 13:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-16 13:11 [Qemu-devel] [PATCH 0/5] Fix aio cancellation with synthetic aiocbs Avi Kivity
2009-03-16 13:11 ` [Qemu-devel] [PATCH 1/5] Refactor aio callback allocation to use an aiocb pool Avi Kivity
2009-03-16 13:11 ` [Qemu-devel] [PATCH 2/5] Convert vectored aio emulation to use a dedicated pool Avi Kivity
2009-03-16 13:32 ` Christoph Hellwig
2009-03-16 13:39 ` Avi Kivity
2009-03-16 13:44 ` Christoph Hellwig [this message]
2009-03-16 13:11 ` [Qemu-devel] [PATCH 3/5] Implement cancellation method for dma async I/O Avi Kivity
2009-03-16 13:11 ` [Qemu-devel] [PATCH 4/5] Use vectored aiocb storage to store vector translation state Avi Kivity
2009-03-16 13:11 ` [Qemu-devel] [PATCH 5/5] Move block dma helpers aiocb to store dma state Avi Kivity
2009-03-20 18:26 ` [Qemu-devel] Re: [PATCH 0/5] Fix aio cancellation with synthetic aiocbs Anthony Liguori
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20090316134458.GA4612@lst.de \
--to=hch@lst.de \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.