[PATCH] x86: Mention PCI instead of RAM in NMI parity error message

On modern systems RAM errors don't cause NMIs, but it's usually
caused by PCI SERR. Mention PCI instead of RAM in the printk.

Reported by r_hayashi@ctc-g.co.jp (Ryutaro Hayashi)

Cc:  r_hayashi@ctc-g.co.jp
Signed-off-by: Andi Kleen <ak@suse.de>

diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 4a6fa28..237f488 100644 (file)
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -708,8 +708,7 @@ mem_parity_error(unsigned char reason, struct pt_regs * regs)
 {
        printk(KERN_EMERG "Uhhuh. NMI received for unknown reason %02x on "
                "CPU %d.\n", reason, smp_processor_id());
-       printk(KERN_EMERG "You probably have a hardware problem with your RAM "
-                       "chips\n");
+       printk(KERN_EMERG "You have some hardware problem, likely on the PCI bus.\n");
        if (panic_on_unrecovered_nmi)
                 panic("NMI: Not continuing");
 

diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index e37b4d7..70bfaab 100644 (file)
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -793,8 +793,7 @@ mem_parity_error(unsigned char reason, struct pt_regs * regs)
 {
        printk(KERN_EMERG "Uhhuh. NMI received for unknown reason %02x.\n",
                reason);
-       printk(KERN_EMERG "You probably have a hardware problem with your "
-               "RAM chips\n");
+       printk(KERN_EMERG "You have some hardware problem, likely on the PCI bus.\n");
 
        if (panic_on_unrecovered_nmi)
                panic("NMI: Not continuing");