lkml.org 
[lkml]   [2006]   [Dec]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH -rt][RESEND] fix preempt hardirqs on OMAP
From
Date
On Mon, 2006-12-11 at 19:54 +0000, Russell King wrote:

> > > what if the irq got disabled meanwhile? Also, chip->enable is a
> > > compatibility method, not something we should use in a flow handler.
> >
> > I don't know how other arches deal with IRQ_PENDING, but ARM (OMAP at
> > least) disables the IRQ on IRQ_PENDING.
>
> Please point out where it's doing that, and I'll take a look to see
> if it's doing something it shouldn't.

It's in arch/arm/plat-omap/gpio.c . It uses the lowlevel function to
disable the interrupt, not chip->disable() . In gpio_irq_handler() .

Daniel

-
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: 2006-12-11 21:01    [W:0.043 / U:6.980 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site