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csky: entry: Remove unneeded need_resched() loop 

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.

Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
This commit is contained in:
Valentin Schneider 2019-09-23 15:36:14 +01:00 committed by Guo Ren
parent 3a09d8e289
commit a2139d3b4f
1 changed files with 0 additions and 4 deletions
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4
arch/csky/kernel/entry.S
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@ -302,11 +302,7 @@ ENTRY(csky_irq)
ldw r12, (r9, TINFO_FLAGS)
btsti r12, 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