Commit a2139d3b authored Sep 23, 2019 by Valentin Schneider Committed by Guo Ren Sep 30, 2019

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>

parent 3a09d8e2

arch/csky/kernel/entry.S

+0 −4

Original line number	Diff line number	Diff line
		@@ -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