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yaml --- r: 88178 b: refs/heads/master c: 61407f8 h: refs/heads/master v: v3
git-mirror · Apr 3, 2008 · 6a70f3e · 6a70f3e
1 parent a501637
commit 6a70f3e
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Showing 2 changed files with 10 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 84f59370c519449c70dcc813b050f5cbbf0098e7
+refs/heads/master: 61407f80f72970d52d4339f81c6c3cd03f4ca0f0
diff --git a/trunk/lib/random32.c b/trunk/lib/random32.c
@@ -97,13 +97,18 @@ EXPORT_SYMBOL(random32);
  *	@seed: seed value
  *
  *	Add some additional seeding to the random32() pool.
- *	Note: this pool is per cpu so it only affects current CPU.
  */
 void srandom32(u32 entropy)
 {
-	struct rnd_state *state = &get_cpu_var(net_rand_state);
-	__set_random32(state, state->s1 ^ entropy);
-	put_cpu_var(state);
+	int i;
+	/*
+	 * No locking on the CPUs, but then somewhat random results are, well,
+	 * expected.
+	 */
+	for_each_possible_cpu (i) {
+		struct rnd_state *state = &per_cpu(net_rand_state, i);
+		__set_random32(state, state->s1 ^ entropy);
+	}
 }
 EXPORT_SYMBOL(srandom32);