diff options
| author |   Andi Kleen <ak@suse.de> | 2007-04-02 12:14:12 +0200 |
|---|---|---|
| committer |   Andi Kleen <andi@basil.nowhere.org> | 2007-04-02 12:14:12 +0200 |
| commit | 0fb2ebfcb5f0b1916ed5ff260ec953ef616fec7c (patch) | |
| tree | f012819926b8f611c1dfd987ba29521642286622 /arch | |
| parent | [PATCH] x86-64: Let oprofile reserve MSR on all CPUs (diff) | |
| download | linux-dev-0fb2ebfcb5f0b1916ed5ff260ec953ef616fec7c.tar.xz linux-dev-0fb2ebfcb5f0b1916ed5ff260ec953ef616fec7c.zip | |
[PATCH] x86-64: Increase NMI watchdog probing timeout
A 4 core Opteron needs longer than 10 ticks for this.
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/nmi.c | 2 | ||||
| -rw-r--r-- | arch/x86_64/kernel/nmi.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c index 851f3b1c5b1c..a98ba88a8c0c 100644 --- a/arch/i386/kernel/nmi.c +++ b/arch/i386/kernel/nmi.c @@ -328,7 +328,7 @@ static int __init check_nmi_watchdog(void) for_each_possible_cpu(cpu) prev_nmi_count[cpu] = per_cpu(irq_stat, cpu).__nmi_count; local_irq_enable(); - mdelay((10*1000)/nmi_hz); // wait 10 ticks + mdelay((20*1000)/nmi_hz); // wait 20 ticks for_each_possible_cpu(cpu) { #ifdef CONFIG_SMP diff --git a/arch/x86_64/kernel/nmi.c b/arch/x86_64/kernel/nmi.c index 17cf2d6b5e99..a90996c27dc8 100644 --- a/arch/x86_64/kernel/nmi.c +++ b/arch/x86_64/kernel/nmi.c @@ -317,7 +317,7 @@ int __init check_nmi_watchdog (void) for (cpu = 0; cpu < NR_CPUS; cpu++) counts[cpu] = cpu_pda(cpu)->__nmi_count; local_irq_enable(); - mdelay((10*1000)/nmi_hz); // wait 10 ticks + mdelay((20*1000)/nmi_hz); // wait 20 ticks for_each_online_cpu(cpu) { if (!per_cpu(nmi_watchdog_ctlblk, cpu).enabled) |