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authorJan Beulich <JBeulich@novell.com>2009-11-20 14:00:14 +0000
committerIngo Molnar <mingo@elte.hu>2009-11-23 11:45:34 +0100
commit0e7810be30f66e9f430c4ce2cd3b14634211690f (patch)
treeeb8e4f1c8ed8020c4a7aea9b4dbf66dc33af97b0
parent31c997cac76e62918858a432fff6e43fd48425f9 (diff)
downloadop-kernel-dev-0e7810be30f66e9f430c4ce2cd3b14634211690f.zip
op-kernel-dev-0e7810be30f66e9f430c4ce2cd3b14634211690f.tar.gz
x86: Suppress stack overrun message for init_task
init_task doesn't get its stack end location set to STACK_END_MAGIC, and hence the message is confusing rather than helpful in this case. Signed-off-by: Jan Beulich <jbeulich@novell.com> LKML-Reference: <4B06AEFE02000078000211F4@vpn.id2.novell.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/mm/fault.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index f4cee90..071eee6 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -658,7 +658,7 @@ no_context(struct pt_regs *regs, unsigned long error_code,
show_fault_oops(regs, error_code, address);
stackend = end_of_stack(tsk);
- if (*stackend != STACK_END_MAGIC)
+ if (tsk != &init_task && *stackend != STACK_END_MAGIC)
printk(KERN_ALERT "Thread overran stack, or stack corrupted\n");
tsk->thread.cr2 = address;
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