mem_cgroup_is_root

Name:mem_cgroup_is_root

Proto:static inline bool mem_cgroup_is_root(struct mem_cgroup *memcg)

Type:bool

Parameter:

Type	Parameter	Name
struct mem_cgroup *	memcg

339

Return memcg == root_mem_cgroup

**Caller**
Name	Describe
shrink_slab	shrink_slab - shrink slab caches@gfp_mask: allocation context@nid: node whose slab caches to target@memcg: memory cgroup whose slab caches to target@priority: the reclaim priority* Call the shrink functions to age shrinkable caches
memcg_free_shrinker_maps
memcg_alloc_shrinker_maps
memcg_expand_shrinker_maps
memcg_set_shrinker_bit
try_charge
cancel_charge
mem_cgroup_force_empty_write
mem_cgroup_usage
mem_cgroup_write	The user of this function is...* RES_LIMIT.
__mem_cgroup_clear_mc	ancels all extra charges on mc.from and mc.to, and wakes up all waiters.
uncharge_batch
mem_cgroup_swapout	mem_cgroup_swapout - transfer a memsw charge to swap@page: page whose memsw charge to transfer@entry: swap entry to move the charge to* Transfer the memsw charge of @page to @entry.
mem_cgroup_try_charge_swap	mem_cgroup_try_charge_swap - try charging swap space for a page@page: page being added to swap@entry: swap entry to charge* Try to charge @page's memcg for the swap space at @entry.* Returns 0 on success, -ENOMEM on failure.
mem_cgroup_uncharge_swap	mem_cgroup_uncharge_swap - uncharge swap space@entry: swap entry to uncharge@nr_pages: the amount of swap space to uncharge

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