From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/linux/virtio_ring.h | 19 +++++++++----------
1 files changed, 9 insertions(+), 10 deletions(-)
diff --git a/kernel/include/linux/virtio_ring.h b/kernel/include/linux/virtio_ring.h
index 3dc70ad..b485b13 100644
--- a/kernel/include/linux/virtio_ring.h
+++ b/kernel/include/linux/virtio_ring.h
@@ -46,16 +46,15 @@
dma_wmb();
}
-static inline void virtio_store_mb(bool weak_barriers,
- __virtio16 *p, __virtio16 v)
-{
- if (weak_barriers) {
- virt_store_mb(*p, v);
- } else {
- WRITE_ONCE(*p, v);
- mb();
- }
-}
+#define virtio_store_mb(weak_barriers, p, v) \
+do { \
+ if (weak_barriers) { \
+ virt_store_mb(*p, v); \
+ } else { \
+ WRITE_ONCE(*p, v); \
+ mb(); \
+ } \
+} while (0) \
struct virtio_device;
struct virtqueue;
--
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