This patches solves the problem, thx. The slowness still persists, as
well as the super-active timer soft-irqs. Is there a way to find out
which timers are being fired?
- noah
On 25/07/07 11:49 -0700, Daniel Walker wrote:
> On Wed, 2007-07-25 at 12:59 -0500, Noah Watkins wrote:
> > dmesg below shows two BUGs, one in the middle, one at the end. here are
> > system specs (config attached):
> >
> > Also, this kernel boots up EXTREMELY slow. once it is booted, the timer
> > soft-irqs on both cpus run (according to top) at about 4% of the CPU
> > constantly. X is very jerky, I assume because of the soft-irqs running
> > so much...?
>
> I don't know about the slowness, but I think the BUG warnings are from
> CONFIG_DEBUG_SHIRQ .
>
> Try this patch,
>
> Signed-off-by: Daniel Walker <[EMAIL PROTECTED]>
>
> ---
> kernel/irq/manage.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> Index: linux-2.6.22/kernel/irq/manage.c
> ===================================================================
> --- linux-2.6.22.orig/kernel/irq/manage.c
> +++ linux-2.6.22/kernel/irq/manage.c
> @@ -578,9 +578,9 @@ int request_irq(unsigned int irq, irq_ha
> if (irqflags & IRQF_DISABLED) {
> unsigned long flags;
>
> - local_irq_save(flags);
> + local_irq_save_nort(flags);
> handler(irq, dev_id);
> - local_irq_restore(flags);
> + local_irq_restore_nort(flags);
> } else
> handler(irq, dev_id);
> }
>
-
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