Re: [PATCH 3.18-rc3 v8 1/4] irqchip: gic: Make gic_raise_softirq() FIQ-safe
From: Thomas Gleixner
Date: Mon Nov 24 2014 - 16:30:13 EST
On Mon, 24 Nov 2014, Daniel Thompson wrote:
> On 24/11/14 20:38, Thomas Gleixner wrote:
> > So while I cannot come up with a brilliant replacement, it would be
> > really helpful documentation wise if you could do the following:
> >
> > 1) Create a patch which introduces irq_migration_lock as a raw
> > spinlock and replaces the usage of irq_controller_lock in
> > gic_raise_softirq() and gic_migrate_target() along with a proper
> > explanation in the code and the changelog of course.
>
> Replace irq_controller_lock or augment it with a new one?
Replace it in gic_raise_softirq() and add it to gic_migrate_target()
as you did with the RW lock.
Thanks,
tglx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/