Messages in this thread | | | Date | Fri, 3 Oct 2014 14:03:45 +0200 | From | Richard Cochran <> | Subject | Re: Why do we still have 32 bit counters? Interrupt counters overflow within 50 days |
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On Fri, Oct 03, 2014 at 06:54:22AM -0500, Christoph Lameter wrote: > Subject: Increase irq counters to 64 bit
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> Index: linux/arch/x86/include/asm/processor.h > =================================================================== > --- linux.orig/arch/x86/include/asm/processor.h > +++ linux/arch/x86/include/asm/processor.h > @@ -432,7 +432,7 @@ DECLARE_PER_CPU_FIRST(union irq_stack_un > DECLARE_INIT_PER_CPU(irq_stack_union); > > DECLARE_PER_CPU(char *, irq_stack_ptr); > -DECLARE_PER_CPU(unsigned int, irq_count); > +DECLARE_PER_CPU(unsigned long, irq_count);
Still 32 bit on 32 bit machines...
Thanks, Richard
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