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[Qemu-devel] [PATCH v7 17/24] vhost-user: use an enum helper for feature
From: |
marcandre . lureau |
Subject: |
[Qemu-devel] [PATCH v7 17/24] vhost-user: use an enum helper for features mask |
Date: |
Thu, 1 Oct 2015 19:24:01 +0200 |
From: Thibaut Collet <address@hidden>
The VHOST_USER_PROTOCOL_FEATURE_MASK will be automatically updated when
adding new features to the enum.
Signed-off-by: Thibaut Collet <address@hidden>
[Adapted from mailing list discussion - Marc-André]
Signed-off-by: Marc-André Lureau <address@hidden>
---
hw/virtio/vhost-user.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index 5ab888d..bbf5eeb 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -28,10 +28,15 @@
#define VHOST_MEMORY_MAX_NREGIONS 8
#define VHOST_USER_F_PROTOCOL_FEATURES 30
-#define VHOST_USER_PROTOCOL_FEATURE_MASK 0x7ULL
-#define VHOST_USER_PROTOCOL_F_MQ 0
-#define VHOST_USER_PROTOCOL_F_LOG_SHMFD 1
-#define VHOST_USER_PROTOCOL_F_RARP 2
+enum VhostUserProtocolFeature {
+ VHOST_USER_PROTOCOL_F_MQ = 0,
+ VHOST_USER_PROTOCOL_F_LOG_SHMFD = 1,
+ VHOST_USER_PROTOCOL_F_RARP = 2,
+
+ VHOST_USER_PROTOCOL_F_MAX
+};
+
+#define VHOST_USER_PROTOCOL_FEATURE_MASK ((1 << VHOST_USER_PROTOCOL_F_MAX) - 1)
typedef enum VhostUserRequest {
VHOST_USER_NONE = 0,
--
2.4.3
- [Qemu-devel] [PATCH v7 15/24] vhost user: add support of live migration, (continued)
[Qemu-devel] [PATCH v7 24/24] vhost-user-test: check ownership during migration, marcandre . lureau, 2015/10/08
[Qemu-devel] [PATCH v7 01/24] configure: probe for memfd, marcandre . lureau, 2015/10/08
[Qemu-devel] [PATCH v7 07/24] vhost: add vhost_set_log_base op, marcandre . lureau, 2015/10/08
[Qemu-devel] [PATCH v7 17/24] vhost-user: use an enum helper for features mask,
marcandre . lureau <=
[Qemu-devel] [PATCH v7 20/24] vhost-user-test: remove useless static check, marcandre . lureau, 2015/10/08
[Qemu-devel] [PATCH v7 04/24] util: add memfd helpers, marcandre . lureau, 2015/10/08
Re: [Qemu-devel] [PATCH v7 00/24] vhost-user: add migration support, Michael S. Tsirkin, 2015/10/08