> -----Original Message-----
> From: Greg Kurz [mailto:gr...@kaod.org]
> Sent: Friday, March 31, 2017 7:28 PM
> To: qemu-devel@nongnu.org
> Cc: Eric Blake; 李强; Greg Kurz
> Subject: [for-2.9 PATCH 3/3] 9pfs: drop useless loop in v9fs_reset()
>
> We don't need to wait for the PDU active list to be empty: virtfs_reset()
> already
> takes care of that.
>
> Signed-off-by: Greg Kurz <gr...@kaod.org>
> ---
Reviewed-by: Li Qiang <liqiang...@360.cn>
> hw/9pfs/9p.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c index 86ed9065c4e2..16ef6bd5bd8c
> 100644
> --- a/hw/9pfs/9p.c
> +++ b/hw/9pfs/9p.c
> @@ -3601,6 +3601,7 @@ static void coroutine_fn virtfs_co_reset(void
> *opaque)
> VirtfsCoResetData *data = opaque;
>
> virtfs_reset(&data->pdu);
> + assert(QLIST_EMPTY(&data->pdu.s->active_list));
> data->done = true;
> }
>
> @@ -3609,10 +3610,6 @@ void v9fs_reset(V9fsState *s)
> VirtfsCoResetData data = { .pdu = { .s = s }, .done = false };
> Coroutine *co;
>
> - while (!QLIST_EMPTY(&s->active_list)) {
> - aio_poll(qemu_get_aio_context(), true);
> - }
> -
> co = qemu_coroutine_create(virtfs_co_reset, &data);
> qemu_coroutine_enter(co);
>
