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authorHidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>2008-11-16 20:18:08 -0500
committerTony Luck <tony.luck@intel.com>2008-11-20 16:31:10 -0500
commitef23cdbefc3ab7f2ee9ee6dc6d4a94d7d6ec5e2b (patch)
tree1030256e984b98b65b6741112441d9af0622cceb
parentb704882e70d87d7f56db5ff17e2253f3fa90e4f3 (diff)
[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 <seto.hidetoshi@jp.fujitsu.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
-rw-r--r--arch/ia64/kernel/mca.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 7dd96c127177..bab1de2d2f6a 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1139,7 +1139,7 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
1139 return previous_current; 1139 return previous_current;
1140 1140
1141no_mod: 1141no_mod:
1142 printk(KERN_INFO "cpu %d, %s %s, original stack not modified\n", 1142 mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
1143 smp_processor_id(), type, msg); 1143 smp_processor_id(), type, msg);
1144 return previous_current; 1144 return previous_current;
1145} 1145}