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authorBorislav Petkov <bp@suse.de>2014-07-11 12:43:38 +0200
committerH. Peter Anvin <hpa@linux.intel.com>2014-07-11 17:28:51 -0700
commitb08ee5f7e4135d64b8edd769367f8964a725122e (patch)
treec23c93542548c4ef5da24ed60d3c5dc038b3b607 /arch/x86/include/asm/mc146818rtc.h
parent891715793f0451e5114d200be932ac14ce8521a3 (diff)
downloadlinux-0-day-b08ee5f7e4135d64b8edd769367f8964a725122e.tar.gz
linux-0-day-b08ee5f7e4135d64b8edd769367f8964a725122e.tar.xz
x86: Simplify __HAVE_ARCH_CMPXCHG tests
Both the 32-bit and 64-bit cmpxchg.h header define __HAVE_ARCH_CMPXCHG and there's ifdeffery which checks it. But since both bitness define it, we can just as well move it up to the main cmpxchg header and simpify a bit of code in doing that. Signed-off-by: Borislav Petkov <bp@suse.de> Link: http://lkml.kernel.org/r/20140711104338.GB17083@pd.tnic Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/mc146818rtc.h')
-rw-r--r--arch/x86/include/asm/mc146818rtc.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/mc146818rtc.h b/arch/x86/include/asm/mc146818rtc.h
index a55c7efcc4ed1..0f555cc319841 100644
--- a/arch/x86/include/asm/mc146818rtc.h
+++ b/arch/x86/include/asm/mc146818rtc.h
@@ -13,7 +13,7 @@
#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */
#endif
-#if defined(CONFIG_X86_32) && defined(__HAVE_ARCH_CMPXCHG)
+#if defined(CONFIG_X86_32)
/*
* This lock provides nmi access to the CMOS/RTC registers. It has some
* special properties. It is owned by a CPU and stores the index register