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-rw-r--r--arch/powerpc/kernel/head_32.S9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 98c4b29a56f4..c5c24beb8387 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -890,6 +890,15 @@ __secondary_start:
mtspr SPRN_SRR1,r4
SYNC
RFI
+
+_GLOBAL(start_secondary_resume)
+ /* Reset stack */
+ rlwinm r1,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */
+ addi r1,r1,THREAD_SIZE-STACK_FRAME_OVERHEAD
+ li r3,0
+ std r3,0(r1) /* Zero the stack frame pointer */
+ bl start_secondary
+ b .
#endif /* CONFIG_SMP */
#ifdef CONFIG_KVM_BOOK3S_HANDLER