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SubjectRe: 2.6.13-rc3-mm3
Date
On Thursday, 28 of July 2005 11:58, Andrew Morton wrote:
>
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.13-rc3/2.6.13-rc3-mm3/
>
> - Added the anonymous pagefault scalability enhancement patches.
>
> I remain fairly dubious about this - it seems a fairly specific and
> complex piece of work to speed up one extremely specific part of one type of
> computer's one type of workload. Surely there's a better way :(
>
> The patches at present spit warnings or don't compile on lots of
> architectures. x86, x86_64, ppc64 and ia64 are OK.
>
> - There's a pretty large x86_64 update here which naughty maintainer wants
> in 2.6.13. Extra testing, please.

There are two problems with the compilation of arch/x86_64/kernel/nmi.c.
The following patch fixes them.

Greets,
Rafael


Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

--- linux-2.6.13-rc3-mm3/arch/x86_64/kernel/nmi.c 2005-07-28 21:05:53.000000000 +0200
+++ patched/arch/x86_64/kernel/nmi.c 2005-07-28 18:58:02.000000000 +0200
@@ -152,8 +152,10 @@ int __init check_nmi_watchdog (void)

printk(KERN_INFO "testing NMI watchdog ... ");

+#ifdef CONFIG_SMP
if (nmi_watchdog == NMI_LOCAL_APIC)
smp_call_function(nmi_cpu_busy, (void *)&endflag, 0, 0);
+#endif

for (cpu = 0; cpu < NR_CPUS; cpu++)
counts[cpu] = cpu_pda[cpu].__nmi_count;
@@ -290,7 +292,7 @@ void enable_timer_nmi_watchdog(void)

static int nmi_pm_active; /* nmi_active before suspend */

-static int lapic_nmi_suspend(struct sys_device *dev, u32 state)
+static int lapic_nmi_suspend(struct sys_device *dev, pm_message_t state)
{
nmi_pm_active = nmi_active;
disable_lapic_nmi_watchdog();
-
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