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-rw-r--r--arch/tile/kernel/intvec_32.S15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/tile/kernel/intvec_32.S b/arch/tile/kernel/intvec_32.S
index 6943515100f8..58aad519b7d6 100644
--- a/arch/tile/kernel/intvec_32.S
+++ b/arch/tile/kernel/intvec_32.S
@@ -1291,6 +1291,21 @@ STD_ENTRY(ret_from_fork)
}
STD_ENDPROC(ret_from_fork)
+STD_ENTRY(ret_from_kernel_thread)
+ jal sim_notify_fork
+ jal schedule_tail
+ FEEDBACK_REENTER(ret_from_fork)
+ {
+ move r0, r31
+ jalr r30
+ }
+ FEEDBACK_REENTER(ret_from_kernel_thread)
+ {
+ movei r30, 0 /* not an NMI */
+ j .Lresume_userspace /* jump into middle of interrupt_return */
+ }
+ STD_ENDPROC(ret_from_kernel_thread)
+
/*
* Code for ill interrupt.
*/