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-rw-r--r--arch/csky/kernel/entry.S12
1 files changed, 2 insertions, 10 deletions
diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S
index 364819536f2e..3760397fdd3d 100644
--- a/arch/csky/kernel/entry.S
+++ b/arch/csky/kernel/entry.S
@@ -330,11 +330,6 @@ ENTRY(__switch_to)
lrw a3, TASK_THREAD
addu a3, a0
- 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
stw sp, (a3, THREAD_KSP)
@@ -345,12 +340,9 @@ ENTRY(__switch_to)
ldw sp, (a3, THREAD_KSP) /* Set next kernel sp */
- ldw a2, (a3, THREAD_SR) /* Set next PSR */
- mtcr a2, psr
-
#if defined(__CSKYABIV2__)
- addi r7, a1, TASK_THREAD_INFO
- ldw tls, (r7, TINFO_TP_VALUE)
+ addi a3, a1, TASK_THREAD_INFO
+ ldw tls, (a3, TINFO_TP_VALUE)
#endif
RESTORE_SWITCH_STACK