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authorPaolo Bonzini <pbonzini@redhat.com>2017-02-13 14:52:31 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2017-02-21 11:39:39 +0000
commit1919631e6b5562e474690853eca3c35610201e16 (patch)
treef2a7e1da7d7d0ad988faa4801309a45a68c78b60 /hw/block
parent9d456654482a8bd1ff72f0bdbe1f393149a5680a (diff)
downloadqemu-1919631e6b5562e474690853eca3c35610201e16.tar.gz
block: explicitly acquire aiocontext in bottom halves that need it
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 20170213135235.12274-15-pbonzini@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'hw/block')
-rw-r--r--hw/block/virtio-blk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 1743953aaf..de3cf7b294 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -647,6 +647,7 @@ static void virtio_blk_dma_restart_bh(void *opaque)
s->rq = NULL;
+ aio_context_acquire(blk_get_aio_context(s->conf.conf.blk));
while (req) {
VirtIOBlockReq *next = req->next;
if (virtio_blk_handle_request(req, &mrb)) {
@@ -667,6 +668,7 @@ static void virtio_blk_dma_restart_bh(void *opaque)
if (mrb.num_reqs) {
virtio_blk_submit_multireq(s->blk, &mrb);
}
+ aio_context_release(blk_get_aio_context(s->conf.conf.blk));
}
static void virtio_blk_dma_restart_cb(void *opaque, int running,