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yaml --- r: 89 b: refs/heads/master c: 1c17340 h: refs/heads/master i: 87: 10c727d v: v3
git-mirror · Apr 16, 2005 · 584d8b9 · 584d8b9
1 parent f8e9bae
commit 584d8b9
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 72e76be2fedb4db320a4855d870f731c1242a9d3
+refs/heads/master: 1c1734090ebcd31e479798b3af4c260ae09bf3a4
diff --git a/trunk/include/asm-x86_64/local.h b/trunk/include/asm-x86_64/local.h
@@ -45,7 +45,8 @@ static __inline__ void local_sub(unsigned long i, local_t *v)
 		:"ir" (i), "m" (v->counter));
 }
 
-/* On x86, these are no better than the atomic variants. */
+/* On x86-64 these are better than the atomic variants on SMP kernels
+   because they dont use a lock prefix. */
 #define __local_inc(l)		local_inc(l)
 #define __local_dec(l)		local_dec(l)
 #define __local_add(i,l)	local_add((i),(l))