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authorDavid S. Miller <davem@davemloft.net>2009-06-15 06:02:23 -0400
committerDavid S. Miller <davem@davemloft.net>2009-06-15 06:02:23 -0400
commit9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch)
tree8d104ec2a459346b99413b0b77421ca7b9936c1a /arch/arm/include/asm/assembler.h
parentca44d6e60f9de26281fda203f58b570e1748c015 (diff)
parent45e3e1935e2857c54783291107d33323b3ef33c8 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
-rw-r--r--arch/arm/include/asm/assembler.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 6116e4893c0a..15f8a092b700 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -114,3 +114,16 @@
114 .align 3; \ 114 .align 3; \
115 .long 9999b,9001f; \ 115 .long 9999b,9001f; \
116 .previous 116 .previous
117
118/*
119 * SMP data memory barrier
120 */
121 .macro smp_dmb
122#ifdef CONFIG_SMP
123#if __LINUX_ARM_ARCH__ >= 7
124 dmb
125#elif __LINUX_ARM_ARCH__ == 6
126 mcr p15, 0, r0, c7, c10, 5 @ dmb
127#endif
128#endif
129 .endm