Messages in this thread | | | Date | Thu, 9 Mar 2023 10:39:11 +0100 | Subject | Re: [PATCH v4 5/8] mm: shrinkers: make count and scan in shrinker debugfs lockless | From | Vlastimil Babka <> |
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On 3/7/23 07:56, Qi Zheng wrote: > Like global and memcg slab shrink, also use SRCU to > make count and scan operations in memory shrinker > debugfs lockless. > > Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com> > --- > mm/shrinker_debug.c | 24 +++++++----------------- > 1 file changed, 7 insertions(+), 17 deletions(-) > > diff --git a/mm/shrinker_debug.c b/mm/shrinker_debug.c > index 39c3491e28a3..6aa7a7ec69da 100644 > --- a/mm/shrinker_debug.c > +++ b/mm/shrinker_debug.c
Forgot to mention that this file should now likely also #include <linux/srcu.h>
> @@ -9,6 +9,7 @@ > /* defined in vmscan.c */ > extern struct rw_semaphore shrinker_rwsem; > extern struct list_head shrinker_list; > +extern struct srcu_struct shrinker_srcu;
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