ia64: use mprintk instead of printk, in ia64_mca_modify_original_stack

PATCH New Hidetoshi Seto 1 participant 1 message Nov 17, 2008

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Hidetoshi Seto

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2008-11-17 01:18 UTC #0 lore raw

PATCH 1/1 ia64: use mprintk instead of printk, in ia64_mca_modify_original_stack

Using printk from MCA/INIT context is unsafe since it can cause deadlock. The ia64_mca_modify_original_stack is called from both of mca handler and init handler, so it should use mprintk instead of printk.

Signed-off-by Hidetoshi Seto <[email protected]>

---
 arch/ia64/kernel/mca.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

arch/ia64/kernel/mca.c +1 -1

index 7dd96c1..bab1de2 100644
@@ -1139,7 +1139,7 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
 	return previous_current;
 
 no_mod:
-	printk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
+	mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
 			smp_processor_id(), type, msg);
 	return previous_current;
 }

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