diff mbox

[1/5] add QEMU style defines for __sync_add_and_fetch

Message ID 1441699228-25767-2-git-send-email-den@openvz.org
State New
Headers show

Commit Message

Denis V. Lunev Sept. 8, 2015, 8 a.m. UTC 
From: Raushaniya Maksudova <rmaksudova@virtuozzo.com>

Signed-off-by: Raushaniya Maksudova <rmaksudova@virtuozzo.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
---
 include/qemu/atomic.h | 3 +++
 1 file changed, 3 insertions(+)

Comments

Stefan Hajnoczi Sept. 10, 2015, 8:19 a.m. UTC | #1 
On Tue, Sep 08, 2015 at 11:00:24AM +0300, Denis V. Lunev wrote:
> From: Raushaniya Maksudova <rmaksudova@virtuozzo.com>
> 
> Signed-off-by: Raushaniya Maksudova <rmaksudova@virtuozzo.com>
> Signed-off-by: Denis V. Lunev <den@openvz.org>
> CC: Stefan Hajnoczi <stefanha@redhat.com>
> CC: Kevin Wolf <kwolf@redhat.com>
> CC: Paolo Bonzini <pbonzini@redhat.com>
> ---
>  include/qemu/atomic.h | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
diff mbox

Patch

diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index bd2c075..d26729a 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -249,6 +249,9 @@ 
 #endif
 #endif
 
+#define atomic_inc_fetch(ptr)  __sync_add_and_fetch(ptr, 1)
+#define atomic_dec_fetch(ptr)  __sync_add_and_fetch(ptr, -1)
+
 /* Provide shorter names for GCC atomic builtins.  */
 #define atomic_fetch_inc(ptr)  __sync_fetch_and_add(ptr, 1)
 #define atomic_fetch_dec(ptr)  __sync_fetch_and_add(ptr, -1)