Messages in this thread | | | Date | Tue, 15 Apr 2008 09:46:30 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 2/3] x86: Implement prctl PR_GET_TSC and PR_SET_TSC |
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* Andrew Morton <akpm@linux-foundation.org> wrote:
> > --- a/arch/x86/kernel/process_32.c > > +++ b/arch/x86/kernel/process_32.c > > @@ -36,6 +36,7 @@ > > #include <linux/personality.h> > > #include <linux/tick.h> > > #include <linux/percpu.h> > > +#include <linux/prctl.h> > > > > #include <asm/uaccess.h> > > #include <asm/pgtable.h> > > @@ -528,11 +529,12 @@ start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp) > > } > > EXPORT_SYMBOL_GPL(start_thread); > > > > -#ifdef CONFIG_SECCOMP > > +#ifdef CONFIG_DISABLE_TSC > > static void hard_disable_TSC(void) > > { > > write_cr4(read_cr4() | X86_CR4_TSD); > > } > > Won't this break this build if CONFIG_DISABLE_TSC=n and > CONFIG_SECCOMP=y?
it would break - but there was an update patch to this 2/3 patch which was the one i picked up into x86.git yesterday and which worked fine in 500 overnight randconfig build and bootup tests.
Ingo
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