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| author | Liu Yibin <jiulong@linux.alibaba.com> | 2020-05-13 15:54:15 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-03 08:21:14 +0200 |
| commit | 68d72327999af2c7d9955ded4c0e9033fd3f477f (patch) | |
| tree | b242cacbb4e1b908e35089c84f7f61bf7616d365 /arch/csky | |
| parent | 99bd434f88930e8212b61827f8b591017835d94b (diff) | |
| download | linux-stable-68d72327999af2c7d9955ded4c0e9033fd3f477f.tar.gz linux-stable-68d72327999af2c7d9955ded4c0e9033fd3f477f.tar.bz2 linux-stable-68d72327999af2c7d9955ded4c0e9033fd3f477f.zip | |
csky: Fixup remove duplicate irq_disable
[ 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>
Diffstat (limited to 'arch/csky')
| -rw-r--r-- | arch/csky/kernel/entry.S | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S index a7a5b67df898..65c55f22532a 100644 --- a/arch/csky/kernel/entry.S +++ b/arch/csky/kernel/entry.S @@ -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 |