blkcg_policy_enabled

Name:blkcg_policy_enabled

Proto:static bool blkcg_policy_enabled(struct request_queue *q, const struct blkcg_policy *pol)

Type:bool

Parameter:

Type	Parameter	Name
struct request_queue *	q
const struct blkcg_policy *	pol

63

Return pol && Determine whether a bit is set(plid, blkcg_pols)

**Caller**
Name	Describe
blkg_alloc	lkg_alloc - allocate a blkg@blkcg: block cgroup the new blkg is associated with@q: request_queue the new blkg is associated with@gfp_mask: allocation mask to use Allocate a new blkg assocating @blkcg and @q.
blkcg_print_blkgs	lkcg_print_blkgs - helper for printing per-blkg data@sf: seq_file to print to@blkcg: blkcg of interest@prfill: fill function to print out a blkg@pol: policy in question@data: data to be passed to @prfill@show_total: to print out sum of prfill return
blkg_lookup_check	Performs queue bypass and policy enabled checks then looks up blkg.
blkcg_activate_policy	lkcg_activate_policy - activate a blkcg policy on a request_queue@q: request_queue of interest@pol: blkcg policy to activate* Activate @pol on @q
blkcg_deactivate_policy	lkcg_deactivate_policy - deactivate a blkcg policy on a request_queue@q: request_queue of interest@pol: blkcg policy to deactivate* Deactivate @pol on @q. Follows the same synchronization rules as* blkcg_activate_policy().

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