Pull asus into release branch

[pandora-kernel.git] / include / asm-mips / irqflags.h

diff --git a/include/asm-mips/irqflags.h b/include/asm-mips/irqflags.h
index 46bf5de..e459fa0 100644 (file)
--- a/include/asm-mips/irqflags.h
+++ b/include/asm-mips/irqflags.h
@@ -13,6 +13,7 @@
 
 #ifndef __ASSEMBLY__
 
+#include <linux/compiler.h>
 #include <asm/hazards.h>
 
 __asm__ (
@@ -184,16 +185,28 @@ __asm__ (
        "       .set    pop                                             \n"
        "       .endm                                                   \n");
 
-#define raw_local_irq_restore(flags)                                   \
-do {                                                                   \
-       unsigned long __tmp1;                                           \
-                                                                       \
-       __asm__ __volatile__(                                           \
-               "raw_local_irq_restore\t%0"                             \
-               : "=r" (__tmp1)                                         \
-               : "0" (flags)                                           \
-               : "memory");                                            \
-} while(0)
+extern void smtc_ipi_replay(void);
+
+static inline void raw_local_irq_restore(unsigned long flags)
+{
+       unsigned long __tmp1;
+
+#ifdef CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY
+       /*
+        * CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY does prompt replay of deferred
+        * IPIs, at the cost of branch and call overhead on each
+        * local_irq_restore()
+        */
+       if (unlikely(!(flags & 0x0400)))
+               smtc_ipi_replay();
+#endif
+
+       __asm__ __volatile__(
+               "raw_local_irq_restore\t%0"
+               : "=r" (__tmp1)
+               : "0" (flags)
+               : "memory");
+}
 
 static inline int raw_irqs_disabled_flags(unsigned long flags)
 {