Re: [PATCH] nios2: Use preempt_schedule_irq

From: Ley Foon Tan
Date: Tue Dec 30 2014 - 21:54:31 EST


On Tue, Dec 30, 2014 at 10:02 PM, Tobias Klauser <tklauser@xxxxxxxxxx> wrote:
> Follow aa0d53260596 ("ia64: Use preempt_schedule_irq") and use
> preempt_schedule_irq instead of enabling/disabling interrupts and messing around
> with PREEMPT_ACTIVE in the nios2 low-level preemption code ourselves. Also get
> rid of the now needless re-check for TIF_NEED_RESCHED, preempt_schedule_irq
> will already take care of rescheduling.
>
> This also fixes the following build error when building with CONFIG_PREEMPT:
>
> arch/nios2/kernel/built-in.o: In function `need_resched':
> arch/nios2/kernel/entry.S:374: undefined reference to `PREEMPT_ACTIVE'
>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Signed-off-by: Tobias Klauser <tklauser@xxxxxxxxxx>
> ---
Acked-by: Ley Foon Tan <lftan@xxxxxxxxxx>
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