linux-kernel - [PATCH 1/3] vringh: 64 bit features

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Message-ID: <1418678019-31629-2-git-send-email-mst@redhat.com>
Date:	Mon, 15 Dec 2014 23:14:02 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
	netdev@...r.kernel.org
Subject: [PATCH 1/3] vringh: 64 bit features

Pass u64 everywhere.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---
 include/linux/vringh.h | 4 ++--
 drivers/vhost/vringh.c | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/vringh.h b/include/linux/vringh.h
index 749cde2..f696dd0 100644
--- a/include/linux/vringh.h
+++ b/include/linux/vringh.h
@@ -105,7 +105,7 @@ struct vringh_kiov {
 #define VRINGH_IOV_ALLOCATED 0x8000000
 
 /* Helpers for userspace vrings. */
-int vringh_init_user(struct vringh *vrh, u32 features,
+int vringh_init_user(struct vringh *vrh, u64 features,
 		     unsigned int num, bool weak_barriers,
 		     struct vring_desc __user *desc,
 		     struct vring_avail __user *avail,
@@ -167,7 +167,7 @@ bool vringh_notify_enable_user(struct vringh *vrh);
 void vringh_notify_disable_user(struct vringh *vrh);
 
 /* Helpers for kernelspace vrings. */
-int vringh_init_kern(struct vringh *vrh, u32 features,
+int vringh_init_kern(struct vringh *vrh, u64 features,
 		     unsigned int num, bool weak_barriers,
 		     struct vring_desc *desc,
 		     struct vring_avail *avail,
diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
index 5174eba..ac3fe27 100644
--- a/drivers/vhost/vringh.c
+++ b/drivers/vhost/vringh.c
@@ -577,7 +577,7 @@ static inline int xfer_to_user(void *dst, void *src, size_t len)
  * Returns an error if num is invalid: you should check pointers
  * yourself!
  */
-int vringh_init_user(struct vringh *vrh, u32 features,
+int vringh_init_user(struct vringh *vrh, u64 features,
 		     unsigned int num, bool weak_barriers,
 		     struct vring_desc __user *desc,
 		     struct vring_avail __user *avail,
@@ -836,7 +836,7 @@ static inline int xfer_kern(void *src, void *dst, size_t len)
  *
  * Returns an error if num is invalid.
  */
-int vringh_init_kern(struct vringh *vrh, u32 features,
+int vringh_init_kern(struct vringh *vrh, u64 features,
 		     unsigned int num, bool weak_barriers,
 		     struct vring_desc *desc,
 		     struct vring_avail *avail,
-- 
MST

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