Lines Matching refs:cft
660 struct cftype *cft = of_cft(of); in of_css() local
670 if (CGROUP_HAS_SUBSYS_CONFIG && cft->ss) in of_css()
671 return rcu_dereference_raw(cgrp->subsys[cft->ss->id]); in of_css()
1524 static char *cgroup_file_name(struct cgroup *cgrp, const struct cftype *cft, in cgroup_file_name() argument
1527 struct cgroup_subsys *ss = cft->ss; in cgroup_file_name()
1529 if (cft->ss && !(cft->flags & CFTYPE_NO_PREFIX) && in cgroup_file_name()
1531 const char *dbg = (cft->flags & CFTYPE_DEBUG) ? ".__DEBUG__." : ""; in cgroup_file_name()
1535 cft->name); in cgroup_file_name()
1537 strscpy(buf, cft->name, CGROUP_FILE_NAME_MAX); in cgroup_file_name()
1548 static umode_t cgroup_file_mode(const struct cftype *cft) in cgroup_file_mode() argument
1552 if (cft->read_u64 || cft->read_s64 || cft->seq_show) in cgroup_file_mode()
1555 if (cft->write_u64 || cft->write_s64 || cft->write) { in cgroup_file_mode()
1556 if (cft->flags & CFTYPE_WORLD_WRITABLE) in cgroup_file_mode()
1682 static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft) in cgroup_rm_file() argument
1688 if (cft->file_offset) { in cgroup_rm_file()
1689 struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss); in cgroup_rm_file()
1690 struct cgroup_file *cfile = (void *)css + cft->file_offset; in cgroup_rm_file()
1699 kernfs_remove_by_name(cgrp->kn, cgroup_file_name(cgrp, cft, name)); in cgroup_rm_file()
4003 struct cftype *cft = of_cft(of); in cgroup_file_open() local
4015 if (!cft->open) in cgroup_file_open()
4018 ret = cft->open(of); in cgroup_file_open()
4028 struct cftype *cft = of_cft(of); in cgroup_file_release() local
4031 if (cft->release) in cgroup_file_release()
4032 cft->release(of); in cgroup_file_release()
4042 struct cftype *cft = of_cft(of); in cgroup_file_write() local
4056 !(cft->flags & CFTYPE_NS_DELEGATABLE) && in cgroup_file_write()
4060 if (cft->write) in cgroup_file_write()
4061 return cft->write(of, buf, nbytes, off); in cgroup_file_write()
4070 css = cgroup_css(cgrp, cft->ss); in cgroup_file_write()
4073 if (cft->write_u64) { in cgroup_file_write()
4077 ret = cft->write_u64(css, cft, v); in cgroup_file_write()
4078 } else if (cft->write_s64) { in cgroup_file_write()
4082 ret = cft->write_s64(css, cft, v); in cgroup_file_write()
4092 struct cftype *cft = of_cft(of); in cgroup_file_poll() local
4094 if (cft->poll) in cgroup_file_poll()
4095 return cft->poll(of, pt); in cgroup_file_poll()
4118 struct cftype *cft = seq_cft(m); in cgroup_seqfile_show() local
4121 if (cft->seq_show) in cgroup_seqfile_show()
4122 return cft->seq_show(m, arg); in cgroup_seqfile_show()
4124 if (cft->read_u64) in cgroup_seqfile_show()
4125 seq_printf(m, "%llu\n", cft->read_u64(css, cft)); in cgroup_seqfile_show()
4126 else if (cft->read_s64) in cgroup_seqfile_show()
4127 seq_printf(m, "%lld\n", cft->read_s64(css, cft)); in cgroup_seqfile_show()
4175 struct cftype *cft) in cgroup_add_file() argument
4183 key = &cft->lockdep_key; in cgroup_add_file()
4185 kn = __kernfs_create_file(cgrp->kn, cgroup_file_name(cgrp, cft, name), in cgroup_add_file()
4186 cgroup_file_mode(cft), in cgroup_add_file()
4188 0, cft->kf_ops, cft, in cgroup_add_file()
4199 if (cft->file_offset) { in cgroup_add_file()
4200 struct cgroup_file *cfile = (void *)css + cft->file_offset; in cgroup_add_file()
4226 struct cftype *cft, *cft_end = NULL; in cgroup_addrm_files() local
4232 for (cft = cfts; cft != cft_end && cft->name[0] != '\0'; cft++) { in cgroup_addrm_files()
4234 if ((cft->flags & __CFTYPE_ONLY_ON_DFL) && !cgroup_on_dfl(cgrp)) in cgroup_addrm_files()
4236 if ((cft->flags & __CFTYPE_NOT_ON_DFL) && cgroup_on_dfl(cgrp)) in cgroup_addrm_files()
4238 if ((cft->flags & CFTYPE_NOT_ON_ROOT) && !cgroup_parent(cgrp)) in cgroup_addrm_files()
4240 if ((cft->flags & CFTYPE_ONLY_ON_ROOT) && cgroup_parent(cgrp)) in cgroup_addrm_files()
4242 if ((cft->flags & CFTYPE_DEBUG) && !cgroup_debug) in cgroup_addrm_files()
4245 ret = cgroup_add_file(css, cgrp, cft); in cgroup_addrm_files()
4248 __func__, cft->name, ret); in cgroup_addrm_files()
4249 cft_end = cft; in cgroup_addrm_files()
4254 cgroup_rm_file(cgrp, cft); in cgroup_addrm_files()
4288 struct cftype *cft; in cgroup_exit_cftypes() local
4290 for (cft = cfts; cft->name[0] != '\0'; cft++) { in cgroup_exit_cftypes()
4292 if (cft->max_write_len && cft->max_write_len != PAGE_SIZE) in cgroup_exit_cftypes()
4293 kfree(cft->kf_ops); in cgroup_exit_cftypes()
4294 cft->kf_ops = NULL; in cgroup_exit_cftypes()
4295 cft->ss = NULL; in cgroup_exit_cftypes()
4298 cft->flags &= ~(__CFTYPE_ONLY_ON_DFL | __CFTYPE_NOT_ON_DFL | in cgroup_exit_cftypes()
4305 struct cftype *cft; in cgroup_init_cftypes() local
4308 for (cft = cfts; cft->name[0] != '\0'; cft++) { in cgroup_init_cftypes()
4311 WARN_ON(cft->ss || cft->kf_ops); in cgroup_init_cftypes()
4313 if (cft->flags & __CFTYPE_ADDED) { in cgroup_init_cftypes()
4318 if (cft->seq_start) in cgroup_init_cftypes()
4327 if (cft->max_write_len && cft->max_write_len != PAGE_SIZE) { in cgroup_init_cftypes()
4333 kf_ops->atomic_write_len = cft->max_write_len; in cgroup_init_cftypes()
4336 cft->kf_ops = kf_ops; in cgroup_init_cftypes()
4337 cft->ss = ss; in cgroup_init_cftypes()
4338 cft->flags |= __CFTYPE_ADDED; in cgroup_init_cftypes()
4432 struct cftype *cft; in cgroup_add_dfl_cftypes() local
4434 for (cft = cfts; cft && cft->name[0] != '\0'; cft++) in cgroup_add_dfl_cftypes()
4435 cft->flags |= __CFTYPE_ONLY_ON_DFL; in cgroup_add_dfl_cftypes()
4449 struct cftype *cft; in cgroup_add_legacy_cftypes() local
4451 for (cft = cfts; cft && cft->name[0] != '\0'; cft++) in cgroup_add_legacy_cftypes()
4452 cft->flags |= __CFTYPE_NOT_ON_DFL; in cgroup_add_legacy_cftypes()
6993 struct cftype *cft; in show_delegatable_files() local
6996 for (cft = files; cft && cft->name[0] != '\0'; cft++) { in show_delegatable_files()
6997 if (!(cft->flags & CFTYPE_NS_DELEGATABLE)) in show_delegatable_files()
7003 ret += snprintf(buf + ret, size - ret, "%s\n", cft->name); in show_delegatable_files()