diff options
Diffstat (limited to 'unmodified_drivers/linux-2.6')
-rw-r--r-- | unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h b/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h index eceac2a4ff..fd696704ee 100644 --- a/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h +++ b/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h @@ -157,4 +157,8 @@ typedef irqreturn_t (*irq_handler_t)(int, void *, struct pt_regs *); #define setup_xen_features xen_setup_features #endif +#ifndef atomic_cmpxchg +#define atomic_cmpxchg(v, old, new) (cmpxchg(&((v)->counter), (old), (new))) +#endif + #endif |