Merge master.kernel.org:/home/rmk/linux-2.6-arm

* master.kernel.org:/home/rmk/linux-2.6-arm: (30 commits)
  [ARM] Acorn: move the i2c bus driver into drivers/i2c
  [ARM] ARM SCSI: Don't try to dma_map_sg too many scatterlist entries
  [ARM] ARM FAS216: don't modify scsi_cmnd request_bufflen
  [ARM] rtc-pcf8583: Final fixes for this RTC on RiscPC
  [ARM] rtc-pcf8583: correct month and year offsets
  [ARM] rtc-pcf8583: don't use BCD_TO_BIN/BIN_TO_BCD
  [ARM] EBSA110: Work around build errors
  [ARM] 4241/1: Define mb() as compiler barrier on a uniprocessor system
  [ARM] 4239/1: S3C24XX: Update kconfig entries for PM
  [ARM] 4238/1: S3C24XX: docs: update suspend and resume
  [ARM] 4237/2: oprofile: Always allow backtraces on ARM
  [ARM] Yet more asm/apm-emulation.h stuff
  ARM: OMAP: Add missing get_irqnr_preamble and arch_ret_to_user for omap2
  ARM: OMAP: Use linux/delay.h not asm/delay.h
  ARM: OMAP: Remove obsolete alsa typedefs
  ARM: OMAP: omap1510->15xx conversions needed for sx1
  ARM: OMAP: Add missing includes to board-nokia770
  ARM: OMAP: Workqueue changes for board-h4.c
  ARM: OMAP: dmtimer.c omap1 register fix
  ARM: OMAP: board-nokia770: correct lcd name
  ...

1 files changed, 19 insertions, 21 deletions

diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index f4386906b200..f06d8a43fdee 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -167,11 +167,25 @@ extern unsigned int user_debug;
                                     : : "r" (0) : "memory")
 #define dmb() __asm__ __volatile__ ("" : : : "memory")
 #endif
-#define mb() dmb()
-#define rmb() mb()
-#define wmb() mb()
-#define read_barrier_depends() do { } while(0)
-#define set_mb(var, value)  do { var = value; mb(); } while (0)
+
+#define mb()                    barrier()
+#define rmb()                   barrier()
+#define wmb()                   barrier()
+#define read_barrier_depends()  do { } while(0)
+
+#ifdef CONFIG_SMP
+#define smp_mb()                dmb()
+#define smp_rmb()               dmb()
+#define smp_wmb()               dmb()
+#define smp_read_barrier_depends()      read_barrier_depends()
+#else
+#define smp_mb()                barrier()
+#define smp_rmb()               barrier()
+#define smp_wmb()               barrier()
+#define smp_read_barrier_depends()      read_barrier_depends()
+#endif /* CONFIG_SMP */
+
+#define set_mb(var, value)      do { var = value; smp_mb(); } while (0)
 #define nop() __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t");
 
 extern unsigned long cr_no_alignment;   /* defined in entry-armv.S */
@@ -243,22 +257,6 @@ static inline void sched_cacheflush(void)
 {
 }
 
-#ifdef CONFIG_SMP
-
-#define smp_mb()                mb()
-#define smp_rmb()               rmb()
-#define smp_wmb()               wmb()
-#define smp_read_barrier_depends()              read_barrier_depends()
-
-#else
-
-#define smp_mb()                barrier()
-#define smp_rmb()               barrier()
-#define smp_wmb()               barrier()
-#define smp_read_barrier_depends()              do { } while(0)
-
-#endif /* CONFIG_SMP */
-
 #if defined(CONFIG_CPU_SA1100) || defined(CONFIG_CPU_SA110)
 /*
  * On the StrongARM, "swp" is terminally broken since it bypasses the