cgroup_rm_file

Name:cgroup_rm_file

Proto:static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft)

Type:void

Parameter:

Type	Parameter	Name
struct cgroup *	cgrp
const struct cftype *	cft

1627

lockdep_assert_held( & cgroup_mutex is the master lock)

1629

If If non-zero, should contain the offset from the start of css to* a struct cgroup_file field. cgroup will record the handle of* the created file into it. The recorded handle can be used as* long as the containing css remains accessible. Then

1630

css = group_css - obtain a cgroup's css for the specified subsystem*@cgrp: the cgroup of interest*@ss: the subsystem of interest (%NULL returns @cgrp->self)* Return @cgrp's css (cgroup_subsys_state) associated with @ss

1631

cfile = css + If non-zero, should contain the offset from the start of css to* a struct cgroup_file field. cgroup will record the handle of* the created file into it. The recorded handle can be used as* long as the containing css remains accessible.

1633

spin_lock_irq( & Protects cgroup_file->kn for !self csses. It synchronizes notifications* against file removal/re-creation across css hiding.)

1634

do not access any fields from outside cgroup core = NULL

1635

spin_unlock_irq( & Protects cgroup_file->kn for !self csses. It synchronizes notifications* against file removal/re-creation across css hiding.)

1637

del_timer_sync( & notify_timer)

1640

kernfs_remove_by_name( cgroup kernfs entry , cgroup_file_name(cgrp, cft, name))

**Caller**
Name	Describe
cgroup_addrm_files

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