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[Qemu-devel] [PATCH v2 02/17] dataplane/virtio-blk: check exit condition
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PATCH v2 02/17] dataplane/virtio-blk: check exit conditions before aio_poll() |
Date: |
Wed, 17 Apr 2013 15:07:38 +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 5baef23..982896c 100644
--- a/hw/block/dataplane/virtio-blk.c
+++ b/hw/block/dataplane/virtio-blk.c
@@ -378,9 +378,9 @@ 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 v2 00/17] aio: drop io_flush(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 01/17] block: stop relying on io_flush() in bdrv_drain_all(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 06/17] block/curl: drop curl_aio_flush(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 09/17] block/linux-aio: drop qemu_laio_completion_cb(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 10/17] block/nbd: drop nbd_have_request(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 02/17] dataplane/virtio-blk: check exit conditions before aio_poll(),
Stefan Hajnoczi <=
- [Qemu-devel] [PATCH v2 05/17] aio: stop using .io_flush(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 04/17] tests: adjust test-thread-pool to new aio_poll() semantics, Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 13/17] block/ssh: drop return_true(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 03/17] tests: adjust test-aio to new aio_poll() semantics, Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 08/17] block/iscsi: drop iscsi_process_flush(), Stefan Hajnoczi, 2013/04/17
- [Qemu-devel] [PATCH v2 12/17] block/sheepdog: drop have_co_req() and aio_flush_request(), Stefan Hajnoczi, 2013/04/17