- inlined memcg_kmem_release_css() to improve function reference in css_stack - removed css_get/css_put extra calls in refill_stock/drain_stock
https://bugs.openvz.org/browse/OVZ-7250 Signed-off-by: Vasily Averin <[email protected]> --- mm/memcontrol.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 3c2538d..ca426134 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -439,7 +439,7 @@ enum { KMEM_ACCOUNTED_DEAD, /* dead memcg with pending kmem charges */ }; -static void memcg_kmem_release_css(struct mem_cgroup *memcg); +static inline void memcg_kmem_release_css(struct mem_cgroup *memcg); static struct mem_cgroup_per_node * mem_cgroup_nodeinfo(struct mem_cgroup *memcg, int nid) @@ -2948,7 +2948,6 @@ static void drain_stock(struct memcg_stock_pcp *stock) stock->kmem_nr_pages = 0; stock->cache_nr_pages = 0; } - css_put(&old->css); if (kmem == 0) memcg_kmem_release_css(old); stock->cached = NULL; @@ -2987,7 +2986,6 @@ static void refill_stock(struct mem_cgroup *memcg, unsigned int nr_pages, if (stock->cached != memcg) { /* reset if necessary */ drain_stock(stock); - css_get(&memcg->css); stock->cached = memcg; } @@ -3622,7 +3620,7 @@ void memcg_uncharge_kmem(struct mem_cgroup *memcg, memcg_kmem_release_css(memcg); } -static void memcg_kmem_release_css(struct mem_cgroup *memcg) +static inline void memcg_kmem_release_css(struct mem_cgroup *memcg) { /* * Releases a reference taken in memcg_deactivate_kmem in case -- 1.8.3.1 _______________________________________________ Devel mailing list [email protected] https://lists.openvz.org/mailman/listinfo/devel
