Messages in this thread | | | Subject | Re: [PATCH] irqtrace-option-off-compile-fix | From | Arjan van de Ven <> | Date | Tue, 11 Jul 2006 19:13:13 +0200 |
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On Tue, 2006-07-11 at 09:23 -0700, Tim Chen wrote: > I was testing on x86_64 and turned off the option in > arch/x86_64/Kconfig.debug. > > When the option is turned off, the following functions become undefined: > local_irq_disable() > local_irq_enable() > local_irq_save(flags) > local_irq_restore(flags) > safe_halt() > local_save_flags() > irqs_disabled() > irqs_disabled_flags(flags) > > It seems plausible that some users may want to avoid the overhead of > tracing IRQFLAGS by turning the option off.
eh that is a different config option!
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