patch-2.4.21 linux-2.4.21/include/asm-arm/system.h

• Lines: 26
• Date: 2003-06-13 07:51:38.000000000 -0700
• Orig file: linux-2.4.20/include/asm-arm/system.h
• Orig date: 2000-11-27 17:07:59.000000000 -0800

diff -urN linux-2.4.20/include/asm-arm/system.h linux-2.4.21/include/asm-arm/system.h
@@ -39,6 +39,8 @@
 #define mb() __asm__ __volatile__ ("" : : : "memory")
 #define rmb() mb()
 #define wmb() mb()
+#define set_mb(var, value)  do { var = value; mb(); } while (0)
+#define set_wmb(var, value) do { var = value; wmb(); } while (0)
 #define nop() __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t");
 
 #define prepare_to_switch()    do { } while(0)
@@ -58,6 +60,7 @@
 
 /* For spinlocks etc */
 #define local_irq_save(x)	__save_flags_cli(x)
+#define local_irq_set(x)	__save_and_sti(x)
 #define local_irq_restore(x)	__restore_flags(x)
 #define local_irq_disable()	__cli()
 #define local_irq_enable()	__sti()
@@ -82,6 +85,8 @@
 #define save_flags(x)		__save_flags(x)
 #define restore_flags(x)	__restore_flags(x)
 #define save_flags_cli(x)	__save_flags_cli(x)
+#define save_and_cli(x)		__save_flags_cli(x)
+#define save_and_sti(x)		__save_flags_sti(x)
 
 #endif /* CONFIG_SMP */