Re: [PATCH] x86: Voluntary leave_mm before entering ACPI C3

From: Ingo Molnar
Date: Wed Dec 19 2007 - 15:55:13 EST



FYI, your patch needed the fix below for !SMP. It works fine otherwise.

Ingo

---
include/asm-x86/mmu.h | 6 ++++++
1 file changed, 6 insertions(+)

Index: linux/include/asm-x86/mmu.h
===================================================================
--- linux.orig/include/asm-x86/mmu.h
+++ linux/include/asm-x86/mmu.h
@@ -20,6 +20,12 @@ typedef struct {
void *vdso;
} mm_context_t;

+#ifdef CONFIG_SMP
void leave_mm(int cpu);
+#else
+static inline void leave_mm(int cpu)
+{
+}
+#endif

#endif /* _ASM_X86_MMU_H */
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