parent_mem_cgroup

函数名称：parent_mem_cgroup - find the accounting parent of a memcg*@memcg: memcg whose parent to find* Returns the parent memcg, or NULL if this is the root or the memory* controller is in legacy no-hierarchy mode.

函数原型：static inline struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *memcg)

返回类型：struct mem_cgroup

参数：

类型	参数	名称
struct mem_cgroup *	memcg

**调用者**
名称	描述
advance_inactive_age
page_cgroup_ino	page_cgroup_ino - return inode number of the memcg a page is charged to@page: the page Look up the closest online ancestor of the memory cgroup @page is charged to* and return its inode number or 0 if @page is not charged to any cgroup. It
mem_cgroup_update_tree
__mod_memcg_state	__mod_memcg_state - update cgroup memory statistics@memcg: the memory cgroup@idx: the stat item - can be enum memcg_stat_item or enum node_stat_item*@val: delta to add to the counter, can be negative
parent_nodeinfo
__count_memcg_events	__count_memcg_events - account VM events in a cgroup@memcg: the memory cgroup@idx: the event item*@count: the number of events that occured
invalidate_reclaim_iterators
mem_cgroup_get_oom_group	mem_cgroup_get_oom_group - get a memory cgroup to clean up after OOM@victim: task to be killed by the OOM killer@oom_domain: memcg in case of memcg OOM, NULL in case of system-wide OOM* Returns a pointer to a memory cgroup, which has to be cleaned up
memcg_hotplug_cpu_dead
reclaim_high
try_charge
memcg_flush_percpu_vmstats
memcg_flush_percpu_vmevents
memcg_stat_show
mem_cgroup_threshold
mem_cgroup_protected	mem_cgroup_protected - check if memory consumption is in the normal range@root: the top ancestor of the sub-tree being checked@memcg: the memory cgroup to check* WARNING: This function is not stateless! It can only be used as part
mem_cgroup_id_get_online
mem_cgroup_get_nr_swap_pages
mem_cgroup_swap_full
vmpressure_parent
memcg_memory_event
mem_cgroup_under_socket_pressure

函数逻辑报告