From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: Jens Axboe <jens.axboe@oracle.com>, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 1 of 5] xen/blkfront: Make sure we don't use bounce buffers, we don't need them
Date: Sat, 31 May 2008 01:01:31 +0100 [thread overview]
Message-ID: <967afd96e8ece92cb863.1212192091@localhost> (raw)
In-Reply-To: <patchbomb.1212192090@localhost>
From: Ian Campbell <ian.campbell@xensource.com>
[ linux-2.6.18-xen changeset 667228bf8fc5 ]
Signed-off-by: Ian Campbell <ian.campbell@xensource.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---
drivers/block/xen-blkfront.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -324,6 +324,9 @@
/* Make sure buffer addresses are sector-aligned. */
blk_queue_dma_alignment(rq, 511);
+ /* Make sure we don't use bounce buffers. */
+ blk_queue_bounce_limit(rq, BLK_BOUNCE_ANY);
+
gd->queue = rq;
return 0;
next prev parent reply other threads:[~2008-05-31 0:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-31 0:01 [PATCH 0 of 5] xen device driver updates [resend] Jeremy Fitzhardinge
2008-05-31 0:01 ` Jeremy Fitzhardinge [this message]
2008-05-31 1:55 ` [PATCH 1 of 5] xen/blkfront: Make sure we don't use bounce buffers, we don't need them Jeff Garzik
2008-05-31 0:01 ` [PATCH 2 of 5] xn/blkfront: Add the CDROM_GET_CAPABILITY ioctl to blkfront Jeremy Fitzhardinge
2008-05-31 1:57 ` Jeff Garzik
2008-05-31 7:08 ` Jeremy Fitzhardinge
2008-05-31 0:01 ` [PATCH 3 of 5] xen/blkfront: Make sure that the device is fully ready before allowing release Jeremy Fitzhardinge
2008-05-31 0:01 ` [PATCH 4 of 5] xen/blkfront: add __exit to module_exit() handlers Jeremy Fitzhardinge
2008-05-31 1:57 ` Jeff Garzik
2008-05-31 0:01 ` [PATCH 5 of 5] xen: Avoid allocations causing swap activity on the resume path Jeremy Fitzhardinge
2008-05-31 1:58 ` Jeff Garzik
2008-05-31 9:50 ` Jeremy Fitzhardinge
2008-05-31 9:59 ` Andrew Morton
2008-05-31 10:10 ` Jeremy Fitzhardinge
2008-05-31 23:47 ` Andrew Morton
2008-06-01 0:38 ` Jeremy Fitzhardinge
2008-05-31 1:54 ` [PATCH 0 of 5] xen device driver updates [resend] Jeff Garzik
2008-05-31 6:31 ` Jeremy Fitzhardinge
-- strict thread matches above, loose matches on Subject: below --
2008-05-30 23:50 [PATCH 0 of 5] xen device driver updates Jeremy Fitzhardinge
2008-05-30 23:50 ` [PATCH 1 of 5] xen/blkfront: Make sure we don't use bounce buffers, we don't need them Jeremy Fitzhardinge
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=967afd96e8ece92cb863.1212192091@localhost \
--to=jeremy@goop.org \
--cc=jens.axboe@oracle.com \
--cc=jgarzik@pobox.com \
--cc=linux-kernel@vger.kernel.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox