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[Qemu-devel] [PATCH v4 02/17] dataplane/virtio-blk: check exit condition
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH v4 02/17] dataplane/virtio-blk: check exit conditions before aio_poll() |
Date: |
Fri, 14 Jun 2013 13:43:48 +0200 |
Check exit conditions before entering blocking aio_poll(). This is
mainly for consistency since it's unlikely that we are stopping in the
first event loop iteration.
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
hw/block/dataplane/virtio-blk.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/block/dataplane/virtio-blk.c b/hw/block/dataplane/virtio-blk.c
index 0356665..0509d3f 100644
--- a/hw/block/dataplane/virtio-blk.c
+++ b/hw/block/dataplane/virtio-blk.c
@@ -379,9 +379,9 @@ static void *data_plane_thread(void *opaque)
{
VirtIOBlockDataPlane *s = opaque;
- do {
+ while (!s->stopping || s->num_reqs > 0) {
aio_poll(s->ctx, true);
- } while (!s->stopping || s->num_reqs > 0);
+ }
return NULL;
}
--
1.8.1.4
- [Qemu-devel] [PATCH v4 01/17] block: stop relying on io_flush() in bdrv_drain_all(), (continued)
- [Qemu-devel] [PATCH v4 01/17] block: stop relying on io_flush() in bdrv_drain_all(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 04/17] tests: adjust test-thread-pool to new aio_poll() semantics, Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 06/17] block/curl: drop curl_aio_flush(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 07/17] block/gluster: drop qemu_gluster_aio_flush_cb(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 08/17] block/iscsi: drop iscsi_process_flush(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 09/17] block/linux-aio: drop qemu_laio_completion_cb(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 10/17] block/nbd: drop nbd_have_request(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 11/17] block/rbd: drop qemu_rbd_aio_flush_cb(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 02/17] dataplane/virtio-blk: check exit conditions before aio_poll(),
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH v4 12/17] block/sheepdog: drop have_co_req() and aio_flush_request(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 03/17] tests: adjust test-aio to new aio_poll() semantics, Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 13/17] block/ssh: drop return_true(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 15/17] thread-pool: drop thread_pool_active(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 16/17] tests: drop event_active_cb(), Stefan Hajnoczi, 2013/06/14
- [Qemu-devel] [PATCH v4 17/17] aio: drop io_flush argument, Stefan Hajnoczi, 2013/06/14