diff mbox series

[7/8] powerpc: use lazy mm refcount helper functions

Message ID 20201128160141.1003903-8-npiggin@gmail.com (mailing list archive)
State Not Applicable
Headers show
Series shoot lazy tlbs | expand

Checks

Context Check Description
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/merge (2551450071df2dabd7134e548ac209688ac6741d)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/next (0bd4b96d99108b7ea9bac0573957483be7781d70)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch linus/master (c84e1efae022071a4fcf9f1899bf71777c49943a)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/fixes (b6b79dd53082db11070b4368d85dd6699ff0b063)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch linux-next (6174f05255e65622ff3340257879a4c0f858b0df)
snowpatch_ozlabs/apply_patch fail Failed to apply to any branch

Commit Message

Nicholas Piggin Nov. 28, 2020, 4:01 p.m. UTC 
Use _lazy_tlb functions for lazy mm refcounting in powerpc, to prepare
to move to MMU_LAZY_TLB_SHOOTDOWN.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/kernel/smp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 8c2857cbd960..93c0eaa6f4bf 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1395,7 +1395,7 @@  void start_secondary(void *unused)
 {
 	unsigned int cpu = raw_smp_processor_id();
 
-	mmgrab(&init_mm);
+	mmgrab_lazy_tlb(&init_mm);
 	current->active_mm = &init_mm;
 
 	smp_store_cpu_info(cpu);