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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
commit8f949b9a7e0bac3a9c3c29dc27c476a87e21db3e (patch)
tree88cd7852d59ebae54fcc2f57019ea13284042962 /arch/arm/include/asm/assembler.h
parent6f586e663e3b3674cadad0d5329424b006a0a289 (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
Merge 3.6-rc7 into driver-core-next
This pulls in the fixes in that branch that are needed here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/include/asm/assembler.h')
-rw-r--r--arch/arm/include/asm/assembler.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 03fb93621d0..5c8b3bf4d82 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -320,4 +320,12 @@
.size \name , . - \name
.endm
+ .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req
+#ifndef CONFIG_CPU_USE_DOMAINS
+ adds \tmp, \addr, #\size - 1
+ sbcccs \tmp, \tmp, \limit
+ bcs \bad
+#endif
+ .endm
+
#endif /* __ASM_ASSEMBLER_H__ */