Messages in this thread | | | Date | Fri, 20 Jan 2006 08:22:36 -0500 | From | Vivek Goyal <> | Subject | Re: [PATCH 2/5] stack overflow safe kdump (2.6.15-i386) - use_safe_smp_processor_id |
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On Mon, Jan 16, 2006 at 10:23:53PM +0900, Fernando Luis Vazquez Cao wrote: > Substitute "smp_processor_id" with the stack overflow-safe > "safe_smp_processor_id" in the reboot path to the second kernel. >
Acked-by: Vivek Goyal <vgoyal@in.ibm.com>
> --- > diff -urNp linux-2.6.15/arch/i386/kernel/crash.c > linux-2.6.15-sov/arch/i386/kernel/crash.c > --- linux-2.6.15/arch/i386/kernel/crash.c 2006-01-03 12:21:10.000000000 > +0900 > +++ linux-2.6.15-sov/arch/i386/kernel/crash.c 2006-01-16 > 20:28:31.000000000 +0900 > @@ -120,7 +120,7 @@ static void crash_save_self(struct pt_re > struct pt_regs regs; > int cpu; > > - cpu = smp_processor_id(); > + cpu = safe_smp_processor_id(); > if (saved_regs) > crash_setup_regs(®s, saved_regs); > else > @@ -211,7 +211,7 @@ void machine_crash_shutdown(struct pt_re > local_irq_disable(); > > /* Make a note of crashing cpu. Will be used in NMI callback.*/ > - crashing_cpu = smp_processor_id(); > + crashing_cpu = safe_smp_processor_id(); > nmi_shootdown_cpus(); > lapic_shutdown(); > #if defined(CONFIG_X86_IO_APIC) > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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