---

yaml --- r: 14502 b: refs/heads/master c: 54c4e6b h: refs/heads/master v: v3
git-mirror · Nov 19, 2005 · 6204e86 · 6204e86
1 parent 516006f
commit 6204e86
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0212ddd839470f7a54cccccbaecd4833b4123da2
+refs/heads/master: 54c4e6b5fee0347ab81e2c2fe4239c455c3422ae
diff --git a/trunk/arch/powerpc/platforms/powermac/smp.c b/trunk/arch/powerpc/platforms/powermac/smp.c
@@ -34,6 +34,7 @@
 #include <linux/errno.h>
 #include <linux/hardirq.h>
 #include <linux/cpu.h>
+#include <linux/compiler.h>
 
 #include <asm/ptrace.h>
 #include <asm/atomic.h>
@@ -631,8 +632,9 @@ void smp_core99_give_timebase(void)
 	mb();
 
 	/* wait for the secondary to have taken it */
-	for (t = 100000; t > 0 && sec_tb_reset; --t)
-		udelay(10);
+	/* note: can't use udelay here, since it needs the timebase running */
+	for (t = 10000000; t > 0 && sec_tb_reset; --t)
+		barrier();
 	if (sec_tb_reset)
 		/* XXX BUG_ON here? */
 		printk(KERN_WARNING "Timeout waiting sync(2) on second CPU\n");