[Bug testsuite/10212] System hangs on running check.exp in systemtap snapshot : 0.9.7/0.141 commit release-0.9.7-167-geee30f4

[ananth at in dot ibm dot com]

------- Additional Comments From ananth at in dot ibm dot com  2009-06-16 11:05 -------
I believe stop_cpu() in kernel/stop_machine.c has a bug.. need someone
conversant in that area to confirm the veracity of this bugfix:

---
 kernel/stop_machine.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.30/kernel/stop_machine.c
===================================================================
--- linux-2.6.30.orig/kernel/stop_machine.c
+++ linux-2.6.30/kernel/stop_machine.c
@@ -68,7 +68,7 @@ static void stop_cpu(struct work_struct 
 {
 	enum stopmachine_state curstate = STOPMACHINE_NONE;
 	struct stop_machine_data *smdata = &idle;
-	int cpu = smp_processor_id();
+	int cpu = raw_smp_processor_id();
 	int err;
 
 	if (!active_cpus) {


-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=10212

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