![]() | |||||||||||||
Messages in this thread |
On Thu, 8 Dec 2005, Venkatesh Pallipadi wrote: > Whenever we see that a CPU is capable of C3 (during ACPI cstate init), we > disable local APIC timer and switch to using a broadcast from external timer > interrupt (IRQ 0). > > Index: linux-2.6.15-rc3/include/asm-i386/apic.h > =================================================================== > --- linux-2.6.15-rc3.orig/include/asm-i386/apic.h > +++ linux-2.6.15-rc3/include/asm-i386/apic.h > @@ -132,6 +132,11 @@ extern unsigned int nmi_watchdog; > > extern int disable_timer_pin_1; > > +void smp_send_timer_broadcast_ipi(struct pt_regs *regs); > +void switch_APIC_timer_to_ipi(void *cpumask); > +void switch_ipi_to_APIC_timer(void *cpumask); When is this used? - 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/ | ||||||||||||
| Last update: 2005-12-09 09:04 [from the cache] ©2003-2008 | |||||||||||||