[PATCH AUTOSEL 4.19 87/97] virtio: fix test build after uio.h change

[Sasha Levin]

From: "Michael S. Tsirkin" <mst@xxxxxxxxxx>

[ Upstream commit c5c08bed843c2b2c048c16d1296d7631d7c1620e ]

Fixes: d38499530e5 ("fs: decouple READ and WRITE from the block layer ops")
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 tools/virtio/linux/kernel.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index fb22bccfbc8a..7ef45a4a3cba 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -23,6 +23,10 @@
 #define PAGE_MASK (~(PAGE_SIZE-1))
 #define PAGE_ALIGN(x) ((x + PAGE_SIZE - 1) & PAGE_MASK)
 
+/* generic data direction definitions */
+#define READ                    0
+#define WRITE                   1
+
 typedef unsigned long long phys_addr_t;
 typedef unsigned long long dma_addr_t;
 typedef size_t __kernel_size_t;
-- 
2.19.1