Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Olof Johansson
On Fri, Nov 8, 2013 at 4:01 PM, Russell King - ARM Linux wrote: > On Fri, Nov 08, 2013 at 03:39:13PM -0800, Stephen Boyd wrote: >> On 11/08/13 15:35, Olof Johansson wrote: >> > On Fri, Nov 8, 2013 at 1:53 PM, Stephen Boyd wrote: >> >> >> >> Ah yes. We don't have IPI support on UP kernels but SMP_

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Russell King - ARM Linux
On Fri, Nov 08, 2013 at 03:39:13PM -0800, Stephen Boyd wrote: > On 11/08/13 15:35, Olof Johansson wrote: > > On Fri, Nov 8, 2013 at 1:53 PM, Stephen Boyd wrote: > >> > >> Ah yes. We don't have IPI support on UP kernels but SMP_ON_UP exposes > >> arch_irq_work_raise(). How about this? We should jus

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Stephen Boyd
On 11/08/13 15:35, Olof Johansson wrote: > On Fri, Nov 8, 2013 at 1:53 PM, Stephen Boyd wrote: >> >> Ah yes. We don't have IPI support on UP kernels but SMP_ON_UP exposes >> arch_irq_work_raise(). How about this? We should just skip this function >> if we're running on UP. > Yep. > > Tested-by: Ol

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Olof Johansson
On Fri, Nov 8, 2013 at 1:53 PM, Stephen Boyd wrote: > On 11/08/13 12:45, Olof Johansson wrote: >> On Fri, Nov 8, 2013 at 12:06 PM, Olof Johansson wrote: >>> On Mon, Oct 28, 2013 at 11:00 PM, Stephen Boyd wrote: On 10/28, Kevin Hilman wrote: > Stephen Boyd writes: > >> This will

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Stephen Boyd
On 11/08/13 12:45, Olof Johansson wrote: > On Fri, Nov 8, 2013 at 12:06 PM, Olof Johansson wrote: >> On Mon, Oct 28, 2013 at 11:00 PM, Stephen Boyd wrote: >>> On 10/28, Kevin Hilman wrote: Stephen Boyd writes: > This will allow the scheduler tick to be restarted if we're in > f

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Olof Johansson
On Fri, Nov 8, 2013 at 12:06 PM, Olof Johansson wrote: > On Mon, Oct 28, 2013 at 11:00 PM, Stephen Boyd wrote: >> On 10/28, Kevin Hilman wrote: >>> Stephen Boyd writes: >>> >>> > This will allow the scheduler tick to be restarted if we're in >>> > full NOHZ mode. >>> > >>> > Cc: Kevin Hilman >>

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-11-08 Thread Olof Johansson
On Mon, Oct 28, 2013 at 11:00 PM, Stephen Boyd wrote: > On 10/28, Kevin Hilman wrote: >> Stephen Boyd writes: >> >> > This will allow the scheduler tick to be restarted if we're in >> > full NOHZ mode. >> > >> > Cc: Kevin Hilman >> > Cc: Frederic Weisbecker >> > Signed-off-by: Stephen Boyd >>

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-10-29 Thread Kevin Hilman
Stephen Boyd writes: > On 10/28, Kevin Hilman wrote: >> Stephen Boyd writes: >> >> > This will allow the scheduler tick to be restarted if we're in >> > full NOHZ mode. >> > >> > Cc: Kevin Hilman >> > Cc: Frederic Weisbecker >> > Signed-off-by: Stephen Boyd >> >> Minor nit, but I'd prefer a

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-10-29 Thread Frederic Weisbecker
On Mon, Oct 28, 2013 at 11:00:58PM -0700, Stephen Boyd wrote: > On 10/28, Kevin Hilman wrote: > > Stephen Boyd writes: > > > > > This will allow the scheduler tick to be restarted if we're in > > > full NOHZ mode. > > > > > > Cc: Kevin Hilman > > > Cc: Frederic Weisbecker > > > Signed-off-by: S

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-10-28 Thread Stephen Boyd
On 10/28, Kevin Hilman wrote: > Stephen Boyd writes: > > > This will allow the scheduler tick to be restarted if we're in > > full NOHZ mode. > > > > Cc: Kevin Hilman > > Cc: Frederic Weisbecker > > Signed-off-by: Stephen Boyd > > Minor nit, but I'd prefer a more verbose changelog (I forget t

Re: [PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-10-28 Thread Kevin Hilman
Stephen Boyd writes: > This will allow the scheduler tick to be restarted if we're in > full NOHZ mode. > > Cc: Kevin Hilman > Cc: Frederic Weisbecker > Signed-off-by: Stephen Boyd Minor nit, but I'd prefer a more verbose changelog (I forget things quickly and like to rely on changelogs for m

[PATCH] ARM: Support arch_irq_work_raise() via self IPIs

2013-10-28 Thread Stephen Boyd
This will allow the scheduler tick to be restarted if we're in full NOHZ mode. Cc: Kevin Hilman Cc: Frederic Weisbecker Signed-off-by: Stephen Boyd --- arch/arm/include/asm/hardirq.h | 2 +- arch/arm/kernel/smp.c | 18 ++ 2 files changed, 19 insertions(+), 1 deletion(