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-rw-r--r--arch/csky/kernel/entry.S12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S
index de378e479dee..5137ed9062bd 100644
--- a/arch/csky/kernel/entry.S
+++ b/arch/csky/kernel/entry.S
@@ -122,16 +122,6 @@ ENTRY(csky_systemcall)
psrset ee, ie
- /* Stack frame for syscall, origin call set_esp0 */
- mov r12, sp
-
- bmaski r11, 13
- andn r12, r11
- bgeni r11, 9
- addi r11, 32
- addu r12, r11
- st sp, (r12, 0)
-
lrw r11, __NR_syscalls
cmphs syscallid, r11 /* Check nr of syscall */
bt ret_from_exception
@@ -230,8 +220,6 @@ resume_userspace:
1: RESTORE_ALL
exit_work:
- mov a0, sp /* Stack address is arg[0] */
- jbsr set_esp0 /* Call C level */
btsti r8, TIF_NEED_RESCHED
bt work_resched
/* If thread_info->flag is empty, RESTORE_ALL */