On 3/3/23 09:19, Paolo Bonzini wrote:
The barrier comes after an atomic increment, so it is enough to use smp_mb__after_rmw(); this avoids a double barrier on x86 systems.Signed-off-by: Paolo Bonzini<pbonz...@redhat.com> --- include/block/aio-wait.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Reviewed-by: Richard Henderson <richard.hender...@linaro.org> r~
