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x86: Select HAS_PERSISTENT_CLOCK on x86

Select HAS_PERSISTENT_CLOCK on x86 to simplify RTC options
and allow the compiler to remove unused code.

Signed-off-by: John Stultz <john.stultz@linaro.org>
John Stultz 12 年之前
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共有 1 個文件被更改,包括 1 次插入0 次删除
  1. 1 0
      arch/x86/Kconfig

+ 1 - 0
arch/x86/Kconfig

@@ -108,6 +108,7 @@ config X86
 	select GENERIC_STRNLEN_USER
 	select HAVE_RCU_USER_QS if X86_64
 	select HAVE_IRQ_TIME_ACCOUNTING
+	select HAS_PERSISTENT_CLOCK
 	select GENERIC_KERNEL_THREAD
 	select GENERIC_KERNEL_EXECVE
 	select MODULES_USE_ELF_REL if X86_32