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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-15 15:34:32 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-15 15:35:31 +0200 |
| commit | 8bb851900f5d0a79d3fddac808cc670d9894ef67 (patch) | |
| tree | ba6a245195959495d5479a0cb3eae70d683e0b9e | |
| parent | x86, NMI: fix watchdog failure message (diff) | |
| download | linux-8bb851900f5d0a79d3fddac808cc670d9894ef67.tar.xz linux-8bb851900f5d0a79d3fddac808cc670d9894ef67.zip | |
x86, nmi: clean UP NMI watchdog failure message
clean up the failure message - and redirect people to bugzilla
instead of lkml.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/kernel/nmi.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 919473ad4a29..abb78a2cc4ad 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -114,6 +114,23 @@ static __init void nmi_cpu_busy(void *data) } #endif +static void report_broken_nmi(int cpu, int *prev_nmi_count) +{ + printk(KERN_CONT "\n"); + + printk(KERN_WARNING + "WARNING: CPU#%d: NMI appears to be stuck (%d->%d)!\n", + cpu, prev_nmi_count[cpu], get_nmi_count(cpu)); + + printk(KERN_WARNING + "Please report this to bugzilla.kernel.org,\n"); + printk(KERN_WARNING + "and attach the output of the 'dmesg' command.\n"); + + per_cpu(wd_enabled, cpu) = 0; + atomic_dec(&nmi_active); +} + int __init check_nmi_watchdog(void) { unsigned int *prev_nmi_count; @@ -141,19 +158,8 @@ int __init check_nmi_watchdog(void) for_each_online_cpu(cpu) { if (!per_cpu(wd_enabled, cpu)) continue; - if (get_nmi_count(cpu) - prev_nmi_count[cpu] <= 5) { - printk("\n"); - printk(KERN_WARNING "WARNING: CPU#%d: NMI " - "appears to be stuck (%d->%d)!\n", - cpu, - prev_nmi_count[cpu], - get_nmi_count(cpu)); - printk(KERN_WARNING "Please report this to " - "linux-kernel@vger.kernel.org and attach " - "the output of 'dmesg' command.\n"); - per_cpu(wd_enabled, cpu) = 0; - atomic_dec(&nmi_active); - } + if (get_nmi_count(cpu) - prev_nmi_count[cpu] <= 5) + report_broken_nmi(cpu, prev_nmi_count); } endflag = 1; if (!atomic_read(&nmi_active)) { |