From: David Edmondson <david.edmond...@oracle.com> When taking the slow path for mutex acquisition, set the coroutine value in the CoWaitRecord in push_waiter(), rather than both there and in the caller.
Reviewed-by: Paolo Bonzini <pbonz...@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com> Signed-off-by: David Edmondson <david.edmond...@oracle.com> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> Message-id: 20210325112941.365238-4-pbonz...@redhat.com Message-Id: <20210309144015.557477-4-david.edmond...@oracle.com> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com> --- util/qemu-coroutine-lock.c | 1 - 1 file changed, 1 deletion(-) diff --git a/util/qemu-coroutine-lock.c b/util/qemu-coroutine-lock.c index 5816bf8900..eb73cf11dc 100644 --- a/util/qemu-coroutine-lock.c +++ b/util/qemu-coroutine-lock.c @@ -204,7 +204,6 @@ static void coroutine_fn qemu_co_mutex_lock_slowpath(AioContext *ctx, unsigned old_handoff; trace_qemu_co_mutex_lock_entry(mutex, self); - w.co = self; push_waiter(mutex, &w); /* This is the "Responsibility Hand-Off" protocol; a lock() picks from -- 2.30.2