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-rw-r--r--tools/virtio/asm/barrier.h2
-rw-r--r--tools/virtio/linux/export.h3
-rw-r--r--tools/virtio/linux/kernel.h8
3 files changed, 13 insertions, 0 deletions
diff --git a/tools/virtio/asm/barrier.h b/tools/virtio/asm/barrier.h
index aff61e13306c..26b7926bda88 100644
--- a/tools/virtio/asm/barrier.h
+++ b/tools/virtio/asm/barrier.h
@@ -3,6 +3,8 @@
#define mb() __sync_synchronize()
#define smp_mb() mb()
+# define dma_rmb() barrier()
+# define dma_wmb() barrier()
# define smp_rmb() barrier()
# define smp_wmb() barrier()
/* Weak barriers should be used. If not - it's a bug */
diff --git a/tools/virtio/linux/export.h b/tools/virtio/linux/export.h
new file mode 100644
index 000000000000..416875e29254
--- /dev/null
+++ b/tools/virtio/linux/export.h
@@ -0,0 +1,3 @@
+#define EXPORT_SYMBOL_GPL(sym) extern typeof(sym) sym
+#define EXPORT_SYMBOL(sym) extern typeof(sym) sym
+
diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index 1e8ce6979c1e..0a3da64638ce 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -22,6 +22,7 @@
typedef unsigned long long dma_addr_t;
typedef size_t __kernel_size_t;
+typedef unsigned int __wsum;
struct page {
unsigned long long dummy;
@@ -47,6 +48,13 @@ static inline void *kmalloc(size_t s, gfp_t gfp)
return __kmalloc_fake;
return malloc(s);
}
+static inline void *kzalloc(size_t s, gfp_t gfp)
+{
+ void *p = kmalloc(s, gfp);
+
+ memset(p, 0, s);
+ return p;
+}
static inline void kfree(void *p)
{