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net: tcp_memcontrol: simplify the per-memcg limit access

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tcp_memcontrol replicates the global sysctl_mem limit array per cgroup,
but it only ever sets these entries to the value of the memory_allocated
page_counter limit.  Use the latter directly.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Vladimir Davydov <vdavydov@virtuozzo.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Johannes Weiner
2016-01-14 15:21:11 -08:00
committed by Linus Torvalds
parent af95d7df40
commit 80f23124f5
3 changed files with 5 additions and 12 deletions
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include/linux/memcontrol.h
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@@ -89,7 +89,6 @@ struct cg_proto {
struct page_counter memory_allocated; /* Current allocated memory. */
int memory_pressure;
bool active;
long sysctl_mem[3];
/*
* memcg field is used to find which memcg we belong directly
* Each memcg struct can hold more than one cg_proto, so container_of