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authorArnd Bergmann <arnd@arndb.de>2011-12-27 22:45:51 +0000
committerArnd Bergmann <arnd@arndb.de>2011-12-27 22:45:51 +0000
commite5570bbc9c06634cfac94e06ac1432b53d8595e5 (patch)
treebfaf6b5ddedaa03d31400b25b25cfaa3bd0c9107 /arch/arm/include/asm/assembler.h
parent5611cc4572e889b62a7b4c72a413536bf6a9c416 (diff)
parent6cc04a4420391c3f034afe8ea6e28d75912a70a3 (diff)
Merge branch 'for-3.3/soc' of git://git.kernel.org/pub/scm/linux/kernel/git/olof/tegra into tegra/soc
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
-rw-r--r--arch/arm/include/asm/assembler.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 29035e86a59d..b6e65dedfd71 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -187,6 +187,17 @@
#endif
/*
+ * Instruction barrier
+ */
+ .macro instr_sync
+#if __LINUX_ARM_ARCH__ >= 7
+ isb
+#elif __LINUX_ARM_ARCH__ == 6
+ mcr p15, 0, r0, c7, c5, 4
+#endif
+ .endm
+
+/*
* SMP data memory barrier
*/
.macro smp_dmb mode