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block: explicitly acquire aiocontext in aio callbacks that need it

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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: 20170213135235.12274-16-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-02-13 14:52:32 +01:00 • committed by Stefan Hajnoczi
parent 1919631e6b
commit b9e413dd37
17 changed files with 72 additions and 50 deletions
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4
util/thread-pool.c
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@ -185,7 +185,9 @@ restart:
*/
qemu_bh_schedule(pool->completion_bh);
aio_context_release(pool->ctx);
elem->common.cb(elem->common.opaque, elem->ret);
aio_context_acquire(pool->ctx);
qemu_aio_unref(elem);
goto restart;
} else {
@ -269,7 +271,7 @@ static void thread_pool_co_cb(void *opaque, int ret)
ThreadPoolCo *co = opaque;
co->ret = ret;
qemu_coroutine_enter(co->co);
aio_co_wake(co->co);
}
int coroutine_fn thread_pool_submit_co(ThreadPool *pool, ThreadPoolFunc *func,