Merge branch 'for-next/asm-annotations' into for-next/core

[linux-2.6-microblaze.git] / arch / arm64 / include / asm / mmu.h

diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index a3324d6..3c95333 100644 (file)
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -24,9 +24,9 @@ typedef struct {
 } mm_context_t;
 
 /*
- * This macro is only used by the TLBI code, which cannot race with an
- * ASID change and therefore doesn't need to reload the counter using
- * atomic64_read.
+ * This macro is only used by the TLBI and low-level switch_mm() code,
+ * neither of which can race with an ASID change. We therefore don't
+ * need to reload the counter using atomic64_read().
  */
 #define ASID(mm)       ((mm)->context.id.counter & 0xffff)