From: "Guo Ren (Alibaba DAMO Academy)" <guoren@xxxxxxxxxx>
As drivers/vhost/vringh.c uses BUILD_BUG_ON(sizeof(struct iovec)
!= sizeof(struct kvec)), make them the same.
Signed-off-by: Guo Ren (Alibaba DAMO Academy) <guoren@xxxxxxxxxx>
---
include/linux/uio.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/linux/uio.h b/include/linux/uio.h
index 8ada84e85447..0e1ca023374c 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -17,7 +17,13 @@ typedef unsigned int __bitwise iov_iter_extraction_t;
struct kvec {
void *iov_base; /* and that should *never* hold a userland pointer */
+#if defined(CONFIG_64BIT) && (BITS_PER_LONG == 32)
+ u32 __pad1;
+#endif
size_t iov_len;
+#if defined(CONFIG_64BIT) && (BITS_PER_LONG == 32)
+ u32 __pad2;
+#endif
};
enum iter_type {
--
2.40.1
