netdev - [PATCH net-next 09/12] tools/virtio: switch to __ptr_ring

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Date:   Fri, 26 Jan 2018 01:36:39 +0200
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     netdev@...r.kernel.org, Jason Wang <jasowang@...hat.com>,
        John Fastabend <john.fastabend@...il.com>,
        David Miller <davem@...emloft.net>,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH net-next 09/12] tools/virtio: switch to __ptr_ring_empty

We don't rely on lockless guarantees, but it
seems cleaner than inverting __ptr_ring_peek.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---
 tools/virtio/ringtest/ptr_ring.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/virtio/ringtest/ptr_ring.c b/tools/virtio/ringtest/ptr_ring.c
index e6e8130..477899c 100644
--- a/tools/virtio/ringtest/ptr_ring.c
+++ b/tools/virtio/ringtest/ptr_ring.c
@@ -187,7 +187,7 @@ bool enable_kick()
 
 bool avail_empty()
 {
-	return !__ptr_ring_peek(&array);
+	return __ptr_ring_empty(&array);
 }
 
 bool use_buf(unsigned *lenp, void **bufp)
-- 
MST