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virtio-blk: Schedule BH in the right context 

The BH must be called in the AioContext of bs. Currently it is only the
main loop, but with coming changes, it could also be a dataplane
IOThread.

Signed-off-by: Fam Zheng <famz@redhat.com>
Tested-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fam Zheng 2014-06-17 14:32:08 +08:00 committed by Kevin Wolf
parent fee65db771
commit 4407c1c56a
1 changed files with 2 additions and 1 deletions
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3
hw/block/virtio-blk.c
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@ -469,7 +469,8 @@ static void virtio_blk_dma_restart_cb(void *opaque, int running,
}
if (!s->bh) {
s->bh = qemu_bh_new(virtio_blk_dma_restart_bh, s);
s->bh = aio_bh_new(bdrv_get_aio_context(s->blk.conf.bs),
virtio_blk_dma_restart_bh, s);
qemu_bh_schedule(s->bh);
}
}