Lines Matching refs:cft
654 struct cftype *cft = of_cft(of); in of_css() local
664 if (CGROUP_HAS_SUBSYS_CONFIG && cft->ss) in of_css()
665 return rcu_dereference_raw(cgrp->subsys[cft->ss->id]); in of_css()
1487 static char *cgroup_file_name(struct cgroup *cgrp, const struct cftype *cft, in cgroup_file_name() argument
1490 struct cgroup_subsys *ss = cft->ss; in cgroup_file_name()
1492 if (cft->ss && !(cft->flags & CFTYPE_NO_PREFIX) && in cgroup_file_name()
1494 const char *dbg = (cft->flags & CFTYPE_DEBUG) ? ".__DEBUG__." : ""; in cgroup_file_name()
1498 cft->name); in cgroup_file_name()
1500 strscpy(buf, cft->name, CGROUP_FILE_NAME_MAX); in cgroup_file_name()
1511 static umode_t cgroup_file_mode(const struct cftype *cft) in cgroup_file_mode() argument
1515 if (cft->read_u64 || cft->read_s64 || cft->seq_show) in cgroup_file_mode()
1518 if (cft->write_u64 || cft->write_s64 || cft->write) { in cgroup_file_mode()
1519 if (cft->flags & CFTYPE_WORLD_WRITABLE) in cgroup_file_mode()
1645 static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft) in cgroup_rm_file() argument
1651 if (cft->file_offset) { in cgroup_rm_file()
1652 struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss); in cgroup_rm_file()
1653 struct cgroup_file *cfile = (void *)css + cft->file_offset; in cgroup_rm_file()
1662 kernfs_remove_by_name(cgrp->kn, cgroup_file_name(cgrp, cft, name)); in cgroup_rm_file()
3818 struct cftype *cft = of_cft(of); in cgroup_file_open() local
3830 if (!cft->open) in cgroup_file_open()
3833 ret = cft->open(of); in cgroup_file_open()
3843 struct cftype *cft = of_cft(of); in cgroup_file_release() local
3846 if (cft->release) in cgroup_file_release()
3847 cft->release(of); in cgroup_file_release()
3857 struct cftype *cft = of_cft(of); in cgroup_file_write() local
3871 !(cft->flags & CFTYPE_NS_DELEGATABLE) && in cgroup_file_write()
3875 if (cft->write) in cgroup_file_write()
3876 return cft->write(of, buf, nbytes, off); in cgroup_file_write()
3885 css = cgroup_css(cgrp, cft->ss); in cgroup_file_write()
3888 if (cft->write_u64) { in cgroup_file_write()
3892 ret = cft->write_u64(css, cft, v); in cgroup_file_write()
3893 } else if (cft->write_s64) { in cgroup_file_write()
3897 ret = cft->write_s64(css, cft, v); in cgroup_file_write()
3907 struct cftype *cft = of_cft(of); in cgroup_file_poll() local
3909 if (cft->poll) in cgroup_file_poll()
3910 return cft->poll(of, pt); in cgroup_file_poll()
3933 struct cftype *cft = seq_cft(m); in cgroup_seqfile_show() local
3936 if (cft->seq_show) in cgroup_seqfile_show()
3937 return cft->seq_show(m, arg); in cgroup_seqfile_show()
3939 if (cft->read_u64) in cgroup_seqfile_show()
3940 seq_printf(m, "%llu\n", cft->read_u64(css, cft)); in cgroup_seqfile_show()
3941 else if (cft->read_s64) in cgroup_seqfile_show()
3942 seq_printf(m, "%lld\n", cft->read_s64(css, cft)); in cgroup_seqfile_show()
3990 struct cftype *cft) in cgroup_add_file() argument
3998 key = &cft->lockdep_key; in cgroup_add_file()
4000 kn = __kernfs_create_file(cgrp->kn, cgroup_file_name(cgrp, cft, name), in cgroup_add_file()
4001 cgroup_file_mode(cft), in cgroup_add_file()
4003 0, cft->kf_ops, cft, in cgroup_add_file()
4014 if (cft->file_offset) { in cgroup_add_file()
4015 struct cgroup_file *cfile = (void *)css + cft->file_offset; in cgroup_add_file()
4041 struct cftype *cft, *cft_end = NULL; in cgroup_addrm_files() local
4047 for (cft = cfts; cft != cft_end && cft->name[0] != '\0'; cft++) { in cgroup_addrm_files()
4049 if ((cft->flags & CFTYPE_PRESSURE) && !cgroup_psi_enabled()) in cgroup_addrm_files()
4051 if ((cft->flags & __CFTYPE_ONLY_ON_DFL) && !cgroup_on_dfl(cgrp)) in cgroup_addrm_files()
4053 if ((cft->flags & __CFTYPE_NOT_ON_DFL) && cgroup_on_dfl(cgrp)) in cgroup_addrm_files()
4055 if ((cft->flags & CFTYPE_NOT_ON_ROOT) && !cgroup_parent(cgrp)) in cgroup_addrm_files()
4057 if ((cft->flags & CFTYPE_ONLY_ON_ROOT) && cgroup_parent(cgrp)) in cgroup_addrm_files()
4059 if ((cft->flags & CFTYPE_DEBUG) && !cgroup_debug) in cgroup_addrm_files()
4062 ret = cgroup_add_file(css, cgrp, cft); in cgroup_addrm_files()
4065 __func__, cft->name, ret); in cgroup_addrm_files()
4066 cft_end = cft; in cgroup_addrm_files()
4071 cgroup_rm_file(cgrp, cft); in cgroup_addrm_files()
4105 struct cftype *cft; in cgroup_exit_cftypes() local
4107 for (cft = cfts; cft->name[0] != '\0'; cft++) { in cgroup_exit_cftypes()
4109 if (cft->max_write_len && cft->max_write_len != PAGE_SIZE) in cgroup_exit_cftypes()
4110 kfree(cft->kf_ops); in cgroup_exit_cftypes()
4111 cft->kf_ops = NULL; in cgroup_exit_cftypes()
4112 cft->ss = NULL; in cgroup_exit_cftypes()
4115 cft->flags &= ~(__CFTYPE_ONLY_ON_DFL | __CFTYPE_NOT_ON_DFL); in cgroup_exit_cftypes()
4121 struct cftype *cft; in cgroup_init_cftypes() local
4123 for (cft = cfts; cft->name[0] != '\0'; cft++) { in cgroup_init_cftypes()
4126 WARN_ON(cft->ss || cft->kf_ops); in cgroup_init_cftypes()
4128 if ((cft->flags & CFTYPE_PRESSURE) && !cgroup_psi_enabled()) in cgroup_init_cftypes()
4131 if (cft->seq_start) in cgroup_init_cftypes()
4140 if (cft->max_write_len && cft->max_write_len != PAGE_SIZE) { in cgroup_init_cftypes()
4146 kf_ops->atomic_write_len = cft->max_write_len; in cgroup_init_cftypes()
4149 cft->kf_ops = kf_ops; in cgroup_init_cftypes()
4150 cft->ss = ss; in cgroup_init_cftypes()
4239 struct cftype *cft; in cgroup_add_dfl_cftypes() local
4241 for (cft = cfts; cft && cft->name[0] != '\0'; cft++) in cgroup_add_dfl_cftypes()
4242 cft->flags |= __CFTYPE_ONLY_ON_DFL; in cgroup_add_dfl_cftypes()
4256 struct cftype *cft; in cgroup_add_legacy_cftypes() local
4258 for (cft = cfts; cft && cft->name[0] != '\0'; cft++) in cgroup_add_legacy_cftypes()
4259 cft->flags |= __CFTYPE_NOT_ON_DFL; in cgroup_add_legacy_cftypes()
6694 struct cftype *cft; in show_delegatable_files() local
6697 for (cft = files; cft && cft->name[0] != '\0'; cft++) { in show_delegatable_files()
6698 if (!(cft->flags & CFTYPE_NS_DELEGATABLE)) in show_delegatable_files()
6701 if ((cft->flags & CFTYPE_PRESSURE) && !cgroup_psi_enabled()) in show_delegatable_files()
6707 ret += snprintf(buf + ret, size - ret, "%s\n", cft->name); in show_delegatable_files()