[PATCH] arm64: Kconfig: select HAVE_FUTEX_CMPXCHG
From: Vladimir Murzin <hidden>
Date: 2020-01-20 10:36:31
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
arm64 provides always working implementation of futex_atomic_cmpxchg_inatomic(), so there is no need to check it runtime. Reported-by: Piyush swami <redacted> Signed-off-by: Vladimir Murzin <redacted> --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index b1b4476..910a686 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig@@ -161,6 +161,7 @@ config ARM64 select HAVE_PERF_USER_STACK_DUMP select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_FUNCTION_ARG_ACCESS_API + select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_RCU_TABLE_FREE select HAVE_RSEQ select HAVE_STACKPROTECTOR
--
2.7.4
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