Messages in this thread | | | From | Guo Ren <> | Date | Tue, 24 Sep 2019 00:55:47 +0800 | Subject | Re: [PATCH v2 3/9] csky: entry: Remove unneeded need_resched() loop |
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Ok, I'll put in my tree :)
On Mon, Sep 23, 2019 at 10:36 PM Valentin Schneider <valentin.schneider@arm.com> wrote: > > Since the enabling and disabling of IRQs within preempt_schedule_irq() > is contained in a need_resched() loop, we don't need the outer arch > code loop. > > Acked-by: Guo Ren <guoren@kernel.org> > Signed-off-by: Valentin Schneider <valentin.schneider@arm.com> > --- > arch/csky/kernel/entry.S | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S > index a7e84ccccbd8..679afbcc2001 100644 > --- a/arch/csky/kernel/entry.S > +++ b/arch/csky/kernel/entry.S > @@ -292,11 +292,7 @@ ENTRY(csky_irq) > ldw r8, (r9, TINFO_FLAGS) > btsti r8, TIF_NEED_RESCHED > bf 2f > -1: > jbsr preempt_schedule_irq /* irq en/disable is done inside */ > - ldw r7, (r9, TINFO_FLAGS) /* get new tasks TI_FLAGS */ > - btsti r7, TIF_NEED_RESCHED > - bt 1b /* go again */ > #endif > 2: > jmpi ret_from_exception > -- > 2.22.0 >
-- Best Regards Guo Ren
ML: https://lore.kernel.org/linux-csky/
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