From: Ming Lei <ming.lei@canonical.com>
To: qemu-devel@nongnu.org, Peter Maydell <peter.maydell@linaro.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Kevin Wolf <kwolf@redhat.com>
Cc: Ming Lei <ming.lei@canonical.com>
Subject: [Qemu-devel] [PATCH 3/4] linux-aio: increase max event to 256
Date: Thu, 14 Aug 2014 17:41:43 +0800 [thread overview]
Message-ID: <1408009304-19241-4-git-send-email-ming.lei@canonical.com> (raw)
In-Reply-To: <1408009304-19241-1-git-send-email-ming.lei@canonical.com>
This patch increases max event to 256 for the comming
virtio-blk multi virtqueue support.
Signed-off-by: Ming Lei <ming.lei@canonical.com>
---
block/linux-aio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/linux-aio.c b/block/linux-aio.c
index 0e21f76..bf94ae9 100644
--- a/block/linux-aio.c
+++ b/block/linux-aio.c
@@ -23,7 +23,7 @@
* than this we will get EAGAIN from io_submit which is communicated to
* the guest as an I/O error.
*/
-#define MAX_EVENTS 128
+#define MAX_EVENTS 256
#define MAX_QUEUED_IO 128
--
1.7.9.5
next prev parent reply other threads:[~2014-08-14 9:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-14 9:41 [Qemu-devel] linux-aio: fix batch submission Ming Lei
2014-08-14 9:41 ` [Qemu-devel] [PATCH 1/4] linux-aio: fix submit aio as a batch Ming Lei
2014-09-04 14:59 ` Benoît Canet
2014-09-04 16:16 ` Ming Lei
2014-08-14 9:41 ` [Qemu-devel] [PATCH 2/4] linux-aio: handling -EAGAIN for !s->io_q.plugged case Ming Lei
2014-08-14 9:41 ` Ming Lei [this message]
2014-09-04 14:36 ` [Qemu-devel] [PATCH 3/4] linux-aio: increase max event to 256 Benoît Canet
2014-08-14 9:41 ` [Qemu-devel] [PATCH 4/4] linux-aio: remove 'node' from 'struct qemu_laiocb' Ming Lei
2014-08-21 9:24 ` [Qemu-devel] linux-aio: fix batch submission Ming Lei
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