mm: memcontrol: clean up memory.events counting function
We only ever count single events, drop the @nr parameter. Rename the
function accordingly. Remove low-information kerneldoc.
Link: http://lkml.kernel.org/r/20170404220148.28338-1-hannes@cmpxchg.org
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Vladimir Davydov <vdavydov.dev@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 108d5b0..1ffa3ad 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1825,7 +1825,7 @@
do {
if (page_counter_read(&memcg->memory) <= memcg->high)
continue;
- mem_cgroup_events(memcg, MEMCG_HIGH, 1);
+ mem_cgroup_event(memcg, MEMCG_HIGH);
try_to_free_mem_cgroup_pages(memcg, nr_pages, gfp_mask, true);
} while ((memcg = parent_mem_cgroup(memcg)));
}
@@ -1916,7 +1916,7 @@
if (!gfpflags_allow_blocking(gfp_mask))
goto nomem;
- mem_cgroup_events(mem_over_limit, MEMCG_MAX, 1);
+ mem_cgroup_event(mem_over_limit, MEMCG_MAX);
nr_reclaimed = try_to_free_mem_cgroup_pages(mem_over_limit, nr_pages,
gfp_mask, may_swap);
@@ -1959,7 +1959,7 @@
if (fatal_signal_pending(current))
goto force;
- mem_cgroup_events(mem_over_limit, MEMCG_OOM, 1);
+ mem_cgroup_event(mem_over_limit, MEMCG_OOM);
mem_cgroup_oom(mem_over_limit, gfp_mask,
get_order(nr_pages * PAGE_SIZE));
@@ -5142,7 +5142,7 @@
continue;
}
- mem_cgroup_events(memcg, MEMCG_OOM, 1);
+ mem_cgroup_event(memcg, MEMCG_OOM);
if (!mem_cgroup_out_of_memory(memcg, GFP_KERNEL, 0))
break;
}