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authorCatalin Marinas <catalin.marinas@arm.com>2012-07-30 14:41:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-30 17:25:16 -0700
commit7463449b8287162454d7e00bf7fd2c64f72c1dc8 (patch)
treec9dd3007ce4cd59489c0cb7b55b0240aa8bbd865 /arch/powerpc/Kconfig
parent6017b485caeae5915956190b4f3d8307021e785d (diff)
downloadblackbird-op-linux-7463449b8287162454d7e00bf7fd2c64f72c1dc8.tar.gz
blackbird-op-linux-7463449b8287162454d7e00bf7fd2c64f72c1dc8.zip
atomic64_test: simplify the #ifdef for atomic64_dec_if_positive() test
Introduce CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE and use this instead of the multitude of #if defined() checks in atomic64_test.c Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 9a5d3cdc3e12..4f681b78dd8b 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -115,6 +115,7 @@ config PPC
select HAVE_OPROFILE
select HAVE_SYSCALL_WRAPPERS if PPC64
select GENERIC_ATOMIC64 if PPC32
+ select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
select HAVE_IRQ_WORK
select HAVE_PERF_EVENTS
select HAVE_REGS_AND_STACK_ACCESS_API
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