diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/memcontrol.h | 3 | ||||
| -rw-r--r-- | include/linux/page_counter.h | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 577a19a6a93b..891945507044 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -181,8 +181,7 @@ struct mem_cgroup { struct page_counter kmem; struct page_counter tcpmem; - /* Normal memory consumption range */ - unsigned long low; + /* Upper bound of normal memory consumption range */ unsigned long high; /* Range enforcement for interrupt charges */ diff --git a/include/linux/page_counter.h b/include/linux/page_counter.h index 94029dad9317..7902a727d3b6 100644 --- a/include/linux/page_counter.h +++ b/include/linux/page_counter.h @@ -9,8 +9,14 @@ struct page_counter { atomic_long_t usage; unsigned long max; + unsigned long low; struct page_counter *parent; + /* effective memory.low and memory.low usage tracking */ + unsigned long elow; + atomic_long_t low_usage; + atomic_long_t children_low_usage; + /* legacy */ unsigned long watermark; unsigned long failcnt; @@ -42,6 +48,7 @@ bool page_counter_try_charge(struct page_counter *counter, struct page_counter **fail); void page_counter_uncharge(struct page_counter *counter, unsigned long nr_pages); int page_counter_set_max(struct page_counter *counter, unsigned long nr_pages); +void page_counter_set_low(struct page_counter *counter, unsigned long nr_pages); int page_counter_memparse(const char *buf, const char *max, unsigned long *nr_pages); |