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csky: Fixup remove duplicate irq_disable

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[ Upstream commit 6633a5aa8eb6bda70eb3a9837efd28a67ccc6e0a ]

Interrupt has been disabled in __schedule() with local_irq_disable()
and enabled in finish_task_switch->finish_lock_switch() with
local_irq_enabled(), So needn't to disable irq here.

Signed-off-by: Liu Yibin <jiulong@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Liu Yibin 2020-05-13 15:54:15 +08:00 • committed by Greg Kroah-Hartman
commit 68d7232799
1 changed files with 0 additions and 2 deletions
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arch/csky/kernel/entry.S
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@ -318,8 +318,6 @@ ENTRY(__switch_to)
mfcr a2, psr /* Save PSR value */
stw a2, (a3, THREAD_SR) /* Save PSR in task struct */
bclri a2, 6 /* Disable interrupts */
mtcr a2, psr
SAVE_SWITCH_STACK