---

yaml --- r: 118534 b: refs/heads/master c: d6f0f39 h: refs/heads/master v: v3
git-mirror · Nov 6, 2008 · 627c4a4 · 627c4a4
1 parent 6536a81
commit 627c4a4
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Showing 3 changed files with 12 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7db282fa67b58daff8a57f9e1c93d4474b5908ff
+refs/heads/master: d6f0f39b7d05e62b347c4352d070e4afb3ade4b5
diff --git a/trunk/arch/x86/kernel/tlb_32.c b/trunk/arch/x86/kernel/tlb_32.c
@@ -154,6 +154,12 @@ void native_flush_tlb_others(const cpumask_t *cpumaskp, struct mm_struct *mm,
 	flush_mm = mm;
 	flush_va = va;
 	cpus_or(flush_cpumask, cpumask, flush_cpumask);
+
+	/*
+	 * Make the above memory operations globally visible before
+	 * sending the IPI.
+	 */
+	smp_mb();
 	/*
 	 * We have to send the IPI only to
 	 * CPUs affected.

diff --git a/trunk/arch/x86/kernel/tlb_64.c b/trunk/arch/x86/kernel/tlb_64.c
@@ -182,6 +182,11 @@ void native_flush_tlb_others(const cpumask_t *cpumaskp, struct mm_struct *mm,
 	f->flush_va = va;
 	cpus_or(f->flush_cpumask, cpumask, f->flush_cpumask);
 
+	/*
+	 * Make the above memory operations globally visible before
+	 * sending the IPI.
+	 */
+	smp_mb();
 	/*
 	 * We have to send the IPI only to
 	 * CPUs affected.