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Posted to commits@nuttx.apache.org by GitBox <gi...@apache.org> on 2020/12/11 08:17:29 UTC

[GitHub] [incubator-nuttx] xiaoxiang781216 commented on a change in pull request #2517: spinlock: Introduce SP_WFE() and SP_SEV()

xiaoxiang781216 commented on a change in pull request #2517:
URL: https://github.com/apache/incubator-nuttx/pull/2517#discussion_r540766144



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File path: arch/arm/include/spinlock.h
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@@ -95,6 +95,11 @@
 #define SP_DSB(n) __asm__ __volatile__ ("dsb sy" : : : "memory")
 #define SP_DMB(n) __asm__ __volatile__ ("dmb st" : : : "memory")
 
+#ifdef CONFIG_ARM_WFE_SEV

Review comment:
       why not always define SP_WFE/SP_SEV instead?




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