From: Nick Piggin <nickpiggin@yahoo.com.au>
Fix an oops in the domain debug code when isolated CPUs are specified.
Introduced by 5/8 "sched add load balance flag"
Signed-off-by: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/kernel/sched.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletion(-)
diff -puN kernel/sched.c~sched-fix-domain-debug-for-isolcpus kernel/sched.c
--- 25/kernel/sched.c~sched-fix-domain-debug-for-isolcpus 2004-09-21 01:53:27.607726352 -0700
+++ 25-akpm/kernel/sched.c 2004-09-21 01:53:27.613725440 -0700
@@ -4353,7 +4353,17 @@ static void sched_domain_debug(void)
printk(KERN_DEBUG);
for (j = 0; j < level + 1; j++)
printk(" ");
- printk("domain %d: span %s\n", level, str);
+ printk("domain %d: ", level);
+
+ if (!(sd->flags & SD_LOAD_BALANCE)) {
+ printk("does not balance");
+ if (sd->parent)
+ printk(" ERROR !SD_LOAD_BALANCE domain has parent");
+ printk("\n");
+ break;
+ }
+
+ printk("span %s\n", str);
if (!cpu_isset(i, sd->span))
printk(KERN_DEBUG "ERROR domain->span does not contain CPU%d\n", i);
_