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-rw-r--r--include/linux/memcontrol.h16
-rw-r--r--mm/memcontrol.c40
-rw-r--r--mm/vmscan.c6
-rw-r--r--mm/workingset.c7
4 files changed, 36 insertions, 33 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index fa098d168b75..0aa0889218bf 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -554,8 +554,8 @@ void unlock_page_memcg(struct page *page);
* idx can be of type enum memcg_stat_item or node_stat_item.
* Keep in sync with memcg_exact_page_state().
*/
-static inline unsigned long memcg_page_state(struct mem_cgroup *memcg,
- int idx)
+static inline unsigned long memcg_page_state_local(struct mem_cgroup *memcg,
+ int idx)
{
long x = atomic_long_read(&memcg->vmstats[idx]);
#ifdef CONFIG_SMP
@@ -624,8 +624,8 @@ static inline void mod_memcg_page_state(struct page *page,
mod_memcg_state(page->mem_cgroup, idx, val);
}
-static inline unsigned long lruvec_page_state(struct lruvec *lruvec,
- enum node_stat_item idx)
+static inline unsigned long lruvec_page_state_local(struct lruvec *lruvec,
+ enum node_stat_item idx)
{
struct mem_cgroup_per_node *pn;
long x;
@@ -1011,8 +1011,8 @@ static inline void mem_cgroup_print_oom_group(struct mem_cgroup *memcg)
{
}
-static inline unsigned long memcg_page_state(struct mem_cgroup *memcg,
- int idx)
+static inline unsigned long memcg_page_state_local(struct mem_cgroup *memcg,
+ int idx)
{
return 0;
}
@@ -1041,8 +1041,8 @@ static inline void mod_memcg_page_state(struct page *page,
{
}
-static inline unsigned long lruvec_page_state(struct lruvec *lruvec,
- enum node_stat_item idx)
+static inline unsigned long lruvec_page_state_local(struct lruvec *lruvec,
+ enum node_stat_item idx)
{
return node_page_state(lruvec_pgdat(lruvec), idx);
}
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 52a47f4e28c7..9e95bf221feb 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -687,8 +687,8 @@ mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_node *mctz)
return mz;
}
-static unsigned long memcg_sum_events(struct mem_cgroup *memcg,
- int event)
+static unsigned long memcg_events_local(struct mem_cgroup *memcg,
+ int event)
{
return atomic_long_read(&memcg->vmevents[event]);
}
@@ -1325,12 +1325,14 @@ void mem_cgroup_print_oom_meminfo(struct mem_cgroup *memcg)
if (memcg1_stats[i] == MEMCG_SWAP && !do_swap_account)
continue;
pr_cont(" %s:%luKB", memcg1_stat_names[i],
- K(memcg_page_state(iter, memcg1_stats[i])));
+ K(memcg_page_state_local(iter,
+ memcg1_stats[i])));
}
for (i = 0; i < NR_LRU_LISTS; i++)
pr_cont(" %s:%luKB", mem_cgroup_lru_names[i],
- K(memcg_page_state(iter, NR_LRU_BASE + i)));
+ K(memcg_page_state_local(iter,
+ NR_LRU_BASE + i)));
pr_cont("\n");
}
@@ -1396,13 +1398,13 @@ static bool test_mem_cgroup_node_reclaimable(struct mem_cgroup *memcg,
{
struct lruvec *lruvec = mem_cgroup_lruvec(NODE_DATA(nid), memcg);
- if (lruvec_page_state(lruvec, NR_INACTIVE_FILE) ||
- lruvec_page_state(lruvec, NR_ACTIVE_FILE))
+ if (lruvec_page_state_local(lruvec, NR_INACTIVE_FILE) ||
+ lruvec_page_state_local(lruvec, NR_ACTIVE_FILE))
return true;
if (noswap || !total_swap_pages)
return false;
- if (lruvec_page_state(lruvec, NR_INACTIVE_ANON) ||
- lruvec_page_state(lruvec, NR_ACTIVE_ANON))
+ if (lruvec_page_state_local(lruvec, NR_INACTIVE_ANON) ||
+ lruvec_page_state_local(lruvec, NR_ACTIVE_ANON))
return true;
return false;
@@ -2961,16 +2963,16 @@ static void accumulate_vmstats(struct mem_cgroup *memcg,
for_each_mem_cgroup_tree(mi, memcg) {
for (i = 0; i < acc->vmstats_size; i++)
- acc->vmstats[i] += memcg_page_state(mi,
+ acc->vmstats[i] += memcg_page_state_local(mi,
acc->vmstats_array ? acc->vmstats_array[i] : i);
for (i = 0; i < acc->vmevents_size; i++)
- acc->vmevents[i] += memcg_sum_events(mi,
+ acc->vmevents[i] += memcg_events_local(mi,
acc->vmevents_array
? acc->vmevents_array[i] : i);
for (i = 0; i < NR_LRU_LISTS; i++)
- acc->lru_pages[i] += memcg_page_state(mi,
+ acc->lru_pages[i] += memcg_page_state_local(mi,
NR_LRU_BASE + i);
}
}
@@ -2983,10 +2985,10 @@ static unsigned long mem_cgroup_usage(struct mem_cgroup *memcg, bool swap)
struct mem_cgroup *iter;
for_each_mem_cgroup_tree(iter, memcg) {
- val += memcg_page_state(iter, MEMCG_CACHE);
- val += memcg_page_state(iter, MEMCG_RSS);
+ val += memcg_page_state_local(iter, MEMCG_CACHE);
+ val += memcg_page_state_local(iter, MEMCG_RSS);
if (swap)
- val += memcg_page_state(iter, MEMCG_SWAP);
+ val += memcg_page_state_local(iter, MEMCG_SWAP);
}
} else {
if (!swap)
@@ -3328,7 +3330,7 @@ static unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
for_each_lru(lru) {
if (!(BIT(lru) & lru_mask))
continue;
- nr += lruvec_page_state(lruvec, NR_LRU_BASE + lru);
+ nr += lruvec_page_state_local(lruvec, NR_LRU_BASE + lru);
}
return nr;
}
@@ -3342,7 +3344,7 @@ static unsigned long mem_cgroup_nr_lru_pages(struct mem_cgroup *memcg,
for_each_lru(lru) {
if (!(BIT(lru) & lru_mask))
continue;
- nr += memcg_page_state(memcg, NR_LRU_BASE + lru);
+ nr += memcg_page_state_local(memcg, NR_LRU_BASE + lru);
}
return nr;
}
@@ -3427,17 +3429,17 @@ static int memcg_stat_show(struct seq_file *m, void *v)
if (memcg1_stats[i] == MEMCG_SWAP && !do_memsw_account())
continue;
seq_printf(m, "%s %lu\n", memcg1_stat_names[i],
- memcg_page_state(memcg, memcg1_stats[i]) *
+ memcg_page_state_local(memcg, memcg1_stats[i]) *
PAGE_SIZE);
}
for (i = 0; i < ARRAY_SIZE(memcg1_events); i++)
seq_printf(m, "%s %lu\n", memcg1_event_names[i],
- memcg_sum_events(memcg, memcg1_events[i]));
+ memcg_events_local(memcg, memcg1_events[i]));
for (i = 0; i < NR_LRU_LISTS; i++)
seq_printf(m, "%s %lu\n", mem_cgroup_lru_names[i],
- memcg_page_state(memcg, NR_LRU_BASE + i) *
+ memcg_page_state_local(memcg, NR_LRU_BASE + i) *
PAGE_SIZE);
/* Hierarchical information */
diff --git a/mm/vmscan.c b/mm/vmscan.c
index d96c54703948..7acd0afdfc2a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -346,7 +346,7 @@ unsigned long lruvec_lru_size(struct lruvec *lruvec, enum lru_list lru, int zone
int zid;
if (!mem_cgroup_disabled())
- lru_size = lruvec_page_state(lruvec, NR_LRU_BASE + lru);
+ lru_size = lruvec_page_state_local(lruvec, NR_LRU_BASE + lru);
else
lru_size = node_page_state(lruvec_pgdat(lruvec), NR_LRU_BASE + lru);
@@ -2150,7 +2150,7 @@ static bool inactive_list_is_low(struct lruvec *lruvec, bool file,
* is being established. Disable active list protection to get
* rid of the stale workingset quickly.
*/
- refaults = lruvec_page_state(lruvec, WORKINGSET_ACTIVATE);
+ refaults = lruvec_page_state_local(lruvec, WORKINGSET_ACTIVATE);
if (file && actual_reclaim && lruvec->refaults != refaults) {
inactive_ratio = 0;
} else {
@@ -2912,7 +2912,7 @@ static void snapshot_refaults(struct mem_cgroup *root_memcg, pg_data_t *pgdat)
struct lruvec *lruvec;
lruvec = mem_cgroup_lruvec(pgdat, memcg);
- refaults = lruvec_page_state(lruvec, WORKINGSET_ACTIVATE);
+ refaults = lruvec_page_state_local(lruvec, WORKINGSET_ACTIVATE);
lruvec->refaults = refaults;
} while ((memcg = mem_cgroup_iter(root_memcg, memcg, NULL)));
}
diff --git a/mm/workingset.c b/mm/workingset.c
index 6419baebd306..e0b4edcb88c8 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -430,9 +430,10 @@ static unsigned long count_shadow_nodes(struct shrinker *shrinker,
lruvec = mem_cgroup_lruvec(NODE_DATA(sc->nid), sc->memcg);
for (pages = 0, i = 0; i < NR_LRU_LISTS; i++)
- pages += lruvec_page_state(lruvec, NR_LRU_BASE + i);
- pages += lruvec_page_state(lruvec, NR_SLAB_RECLAIMABLE);
- pages += lruvec_page_state(lruvec, NR_SLAB_UNRECLAIMABLE);
+ pages += lruvec_page_state_local(lruvec,
+ NR_LRU_BASE + i);
+ pages += lruvec_page_state_local(lruvec, NR_SLAB_RECLAIMABLE);
+ pages += lruvec_page_state_local(lruvec, NR_SLAB_UNRECLAIMABLE);
} else
#endif
pages = node_present_pages(sc->nid);