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Searched refs:kn (Results 1 – 25 of 41) sorted by relevance

12

/linux/fs/kernfs/
A Ddir.c44 if (!kn) in kernfs_name_locked()
159 kn = kn->parent; in kernfs_path_from_node_locked()
400 rb_erase(&kn->rb, &kn->parent->dir.children); in kernfs_unlink_sibling()
513 if (!kn || !atomic_dec_and_test(&kn->count)) in kernfs_put()
586 if (!kn) in __kernfs_new_node()
677 if (!kn) in kernfs_find_and_get_node_by_id()
743 kn->hash = kernfs_name_hash(kn->name, kn->ns); in kernfs_add_one()
942 root->kn = kn; in kernfs_create_root()
1321 if (!kn || (kn->parent && RB_EMPTY_NODE(&kn->rb))) in __kernfs_remove()
1543 if (kn) in kernfs_remove_by_name_ns()
[all …]
A Dinode.c34 if (kn->iattr || !alloc) in __kernfs_iattrs()
38 if (!kn->iattr) in __kernfs_iattrs()
46 kn->iattr->ia_mtime = kn->iattr->ia_atime; in __kernfs_iattrs()
47 kn->iattr->ia_ctime = kn->iattr->ia_atime; in __kernfs_iattrs()
53 ret = kn->iattr; in __kernfs_iattrs()
116 if (!kn) in kernfs_iop_setattr()
200 kernfs_get(kn); in kernfs_init_inode()
201 inode->i_private = kn; in kernfs_init_inode()
270 kernfs_put(kn); in kernfs_evict_inode()
276 struct kernfs_node *kn; in kernfs_iop_permission() local
[all …]
A Dfile.c68 return kn->attr.ops; in kernfs_ops()
537 on = kn->attr.open; in kernfs_get_open_node()
652 of->kn = kn; in kernfs_fop_open()
881 name = (struct qstr)QSTR_INIT(kn->name, strlen(kn->name)); in kernfs_notify_workfn()
902 kernfs_put(kn); in kernfs_notify_workfn()
934 kernfs_get(kn); in kernfs_notify()
987 if (!kn) in __kernfs_create_file()
992 kn->ns = ns; in __kernfs_create_file()
993 kn->priv = priv; in __kernfs_create_file()
1016 kernfs_put(kn); in __kernfs_create_file()
[all …]
A Dsymlink.c40 if (!kn) in kernfs_create_link()
50 return kn; in kernfs_create_link()
52 kernfs_put(kn); in kernfs_create_link()
67 while (kn->parent && base != kn) in kernfs_get_target_path()
68 kn = kn->parent; in kernfs_get_target_path()
82 kn = target; in kernfs_get_target_path()
83 while (kn->parent && kn != base) { in kernfs_get_target_path()
85 kn = kn->parent; in kernfs_get_target_path()
96 kn = target; in kernfs_get_target_path()
97 while (kn->parent && kn != base) { in kernfs_get_target_path()
[all …]
A Dmount.c67 *(u64 *)fh = kn->id; in kernfs_encode_fh()
76 struct kernfs_node *kn; in __kernfs_fh_to_dentry() local
102 if (!kn) in __kernfs_fh_to_dentry()
108 parent = kernfs_get_parent(kn); in __kernfs_fh_to_dentry()
109 kernfs_put(kn); in __kernfs_fh_to_dentry()
110 kn = parent; in __kernfs_fh_to_dentry()
111 if (!kn) in __kernfs_fh_to_dentry()
115 inode = kernfs_get_inode(sb, kn); in __kernfs_fh_to_dentry()
116 kernfs_put(kn); in __kernfs_fh_to_dentry()
206 if (!kn->parent) in kernfs_node_dentry()
[all …]
A Dkernfs-internal.h45 static inline struct kernfs_root *kernfs_root(struct kernfs_node *kn) in kernfs_root() argument
48 if (kn->parent) in kernfs_root()
49 kn = kn->parent; in kernfs_root()
50 return kn->dir.root; in kernfs_root()
120 int __kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr);
130 struct kernfs_node *kernfs_get_active(struct kernfs_node *kn);
131 void kernfs_put_active(struct kernfs_node *kn);
132 int kernfs_add_one(struct kernfs_node *kn);
143 void kernfs_drain_open_files(struct kernfs_node *kn);
/linux/include/linux/
A Dkernfs.h178 int (*rmdir)(struct kernfs_node *kn);
187 struct kernfs_node *kn; member
204 struct kernfs_node *kn; member
290 return kn->flags & KERNFS_TYPE_MASK; in kernfs_type()
313 return kernfs_id_ino(kn->id); in kernfs_ino()
318 return kernfs_id_gen(kn->id); in kernfs_gen()
333 kn->flags |= KERNFS_NS; in kernfs_enable_ns()
344 return kn->flags & KERNFS_NS; in kernfs_ns_enabled()
357 void kernfs_get(struct kernfs_node *kn);
358 void kernfs_put(struct kernfs_node *kn);
[all …]
A Dsysfs.h266 void sysfs_unbreak_active_protection(struct kernfs_node *kn);
324 static inline void sysfs_enable_ns(struct kernfs_node *kn) in sysfs_enable_ns() argument
326 return kernfs_enable_ns(kn); in sysfs_enable_ns()
553 static inline void sysfs_enable_ns(struct kernfs_node *kn) in sysfs_enable_ns() argument
622 static inline void sysfs_notify_dirent(struct kernfs_node *kn) in sysfs_notify_dirent() argument
624 kernfs_notify(kn); in sysfs_notify_dirent()
633 static inline struct kernfs_node *sysfs_get(struct kernfs_node *kn) in sysfs_get() argument
635 kernfs_get(kn); in sysfs_get()
636 return kn; in sysfs_get()
639 static inline void sysfs_put(struct kernfs_node *kn) in sysfs_put() argument
[all …]
A Dcgroup.h312 return cgrp->kn->id; in cgroup_id()
627 return kernfs_ino(cgrp->kn); in cgroup_ino()
633 return of->kn->priv; in of_cft()
656 return kernfs_name(cgrp->kn, buf, buflen); in cgroup_name()
661 return kernfs_path(cgrp->kn, buf, buflen); in cgroup_path()
666 pr_cont_kernfs_name(cgrp->kn); in pr_cont_cgroup_name()
671 pr_cont_kernfs_path(cgrp->kn); in pr_cont_cgroup_path()
/linux/fs/sysfs/
A Dfile.c184 if (kn && dir) in sysfs_notify()
185 kn = kernfs_find_and_get(kn, dir); in sysfs_notify()
187 kernfs_get(kn); in sysfs_notify()
191 kernfs_put(kn); in sysfs_notify()
192 kn = tmp; in sysfs_notify()
195 if (kn) { in sysfs_notify()
421 if (!kn) in sysfs_chmod_file()
451 if (kn) in sysfs_break_active_protection()
453 return kn; in sysfs_break_active_protection()
621 if (!kn) in sysfs_link_change_owner()
[all …]
A Ddir.c42 struct kernfs_node *parent, *kn; in sysfs_create_dir_ns() local
61 if (IS_ERR(kn)) { in sysfs_create_dir_ns()
62 if (PTR_ERR(kn) == -EEXIST) in sysfs_create_dir_ns()
64 return PTR_ERR(kn); in sysfs_create_dir_ns()
67 kobj->sd = kn; in sysfs_create_dir_ns()
99 if (kn) { in sysfs_remove_dir()
101 kernfs_remove(kn); in sysfs_remove_dir()
126 return kernfs_rename_ns(kn, new_parent, kn->name, new_ns); in sysfs_move_dir_ns()
139 if (IS_ERR(kn)) { in sysfs_create_mount_point()
140 if (PTR_ERR(kn) == -EEXIST) in sysfs_create_mount_point()
[all …]
A Dgroup.c130 if (!kn) { in internal_create_group()
146 kn = kobj->sd; in internal_create_group()
147 kernfs_get(kn); in internal_create_group()
153 kernfs_put(kn); in internal_create_group()
156 kernfs_put(kn); in internal_create_group()
277 if (!kn) { in sysfs_remove_group()
284 kn = parent; in sysfs_remove_group()
285 kernfs_get(kn); in sysfs_remove_group()
292 kernfs_put(kn); in sysfs_remove_group()
479 if (!kn) in sysfs_group_attrs_change_owner()
[all …]
A Dsymlink.c24 struct kernfs_node *kn, *target = NULL; in sysfs_do_create_link_sd() local
44 kn = kernfs_create_link(parent, name, target); in sysfs_do_create_link_sd()
47 if (!IS_ERR(kn)) in sysfs_do_create_link_sd()
50 if (warn && PTR_ERR(kn) == -EEXIST) in sysfs_do_create_link_sd()
52 return PTR_ERR(kn); in sysfs_do_create_link_sd()
169 struct kernfs_node *parent, *kn = NULL; in sysfs_rename_link_ns() local
182 kn = kernfs_find_and_get_ns(parent, old, old_ns); in sysfs_rename_link_ns()
183 if (!kn) in sysfs_rename_link_ns()
187 if (kernfs_type(kn) != KERNFS_LINK) in sysfs_rename_link_ns()
189 if (kn->symlink.target_kn->priv != targ) in sysfs_rename_link_ns()
[all …]
/linux/arch/x86/kernel/cpu/resctrl/
A Drdtgroup.c213 if (IS_ERR(kn)) in rdtgroup_add_file()
1646 kn = kernfs_find_and_get_ns(r->kn, name, NULL); in rdtgroup_kn_mode_restrict()
1647 if (!kn) in rdtgroup_kn_mode_restrict()
1663 kernfs_put(kn); in rdtgroup_kn_mode_restrict()
1694 kn = kernfs_find_and_get_ns(r->kn, name, NULL); in rdtgroup_kn_mode_restore()
1695 if (!kn) in rdtgroup_kn_mode_restore()
1716 kernfs_put(kn); in rdtgroup_kn_mode_restore()
1982 if (kn == kn_info || kn->parent == kn_info) in kernfs_to_rdtgroup()
2873 rdtgrp->kn = kn; in mkdir_rdt_prepare()
2980 kn = rdtgrp->kn; in rdtgroup_mkdir_ctrl_mon()
[all …]
A Dctrlmondata.c367 rdtgrp = rdtgroup_kn_lock_live(of->kn); in rdtgroup_schemata_write()
369 rdtgroup_kn_unlock(of->kn); in rdtgroup_schemata_write()
425 rdtgroup_kn_unlock(of->kn); in rdtgroup_schemata_write()
470 rdtgrp = rdtgroup_kn_lock_live(of->kn); in rdtgroup_schemata_show()
497 rdtgroup_kn_unlock(of->kn); in rdtgroup_schemata_show()
530 rdtgrp = rdtgroup_kn_lock_live(of->kn); in rdtgroup_mondata_show()
536 md.priv = of->kn->priv; in rdtgroup_mondata_show()
559 rdtgroup_kn_unlock(of->kn); in rdtgroup_mondata_show()
A Dinternal.h217 struct kernfs_node *kn; member
500 struct rdtgroup *rdtgroup_kn_lock_live(struct kernfs_node *kn);
501 void rdtgroup_kn_unlock(struct kernfs_node *kn);
/linux/kernel/cgroup/
A Dcgroup.c2027 root_cgrp->kn = root->kf_root->kn; in cgroup_setup_root()
2286 return kernfs_path_from_node(cgrp->kn, root->kn, buf, buflen); in cgroup_path_ns_locked()
4020 cfile->kn = kn; in cgroup_add_file()
5191 if (cgrp->kn) in css_release_work_fn()
5363 kn = kernfs_create_dir(parent->kn, name, mode, cgrp); in cgroup_create()
5368 cgrp->kn = kn; in cgroup_create()
5952 if (!kn) in cgroup_path_from_kernfs_id()
5969 if (!kn) in cgroup_get_from_id()
6494 !kn || kernfs_type(kn) != KERNFS_DIR) in css_tryget_online_from_dir()
6543 kn = kernfs_walk_and_get(cgrp_dfl_root.cgrp.kn, path); in cgroup_get_from_path()
[all …]
A Dcgroup-v1.c499 cgrp = cgroup_kn_lock_live(of->kn, false); in __cgroup1_procs_write()
528 cgroup_kn_unlock(of->kn); in __cgroup1_procs_write()
552 cgrp = cgroup_kn_lock_live(of->kn, false); in cgroup_release_agent_write()
559 cgroup_kn_unlock(of->kn); in cgroup_release_agent_write()
698 kernfs_type(kn) != KERNFS_DIR) in cgroupstats_build()
820 struct cgroup *cgrp = kn->priv; in cgroup1_rename()
827 if (kernfs_type(kn) != KERNFS_DIR) in cgroup1_rename()
829 if (kn->parent != new_parent) in cgroup1_rename()
838 kernfs_break_active_protection(kn); in cgroup1_rename()
842 ret = kernfs_rename(kn, new_parent, new_name_str); in cgroup1_rename()
[all …]
A Ddebug.c48 if (!cgroup_kn_lock_live(of->kn, false)) in current_css_set_read()
72 cgroup_kn_unlock(of->kn); in current_css_set_read()
212 cgrp = cgroup_kn_lock_live(of->kn, false); in cgroup_subsys_states_read()
232 cgroup_kn_unlock(of->kn); in cgroup_subsys_states_read()
260 cgrp = cgroup_kn_lock_live(of->kn, false); in cgroup_masks_read()
267 cgroup_kn_unlock(of->kn); in cgroup_masks_read()
A Dcgroup-internal.h232 struct cgroup *cgroup_kn_lock_live(struct kernfs_node *kn, bool drain_offline);
233 void cgroup_kn_unlock(struct kernfs_node *kn);
262 int cgroup_rmdir(struct kernfs_node *kn);
/linux/drivers/net/ethernet/apm/xgene/
A Dxgene_enet_cle.c55 buf[j++] = SET_VAL(CLE_TYPE, kn->node_type); in xgene_cle_kn_to_hw()
56 for (i = 0; i < kn->num_keys; i++) { in xgene_cle_kn_to_hw()
569 struct xgene_cle_ptree_kn *kn = ptree->kn; in xgene_cle_setup_node() local
585 xgene_cle_kn_to_hw(&kn[j - num_dn], buf); in xgene_cle_setup_node()
767 struct xgene_cle_ptree_kn kn; in xgene_enet_cle_init() local
806 memset(&kn, 0, sizeof(kn)); in xgene_enet_cle_init()
807 kn.node_type = KN; in xgene_enet_cle_init()
808 kn.num_keys = 1; in xgene_enet_cle_init()
809 kn.key[0].priority = 0; in xgene_enet_cle_init()
810 kn.key[0].result_pointer = DB_RES_ACCEPT; in xgene_enet_cle_init()
[all …]
/linux/scripts/gdb/linux/
A Ddevice.py73 for kn in klist_for_each(bus['p']['klist_devices']):
74 dp = container_of(kn, device_private_type.get_type().pointer(), 'knode_bus')
79 for kn in klist_for_each(cls['p']['klist_devices']):
80 dp = container_of(kn, device_private_type.get_type().pointer(), 'knode_class')
85 for kn in klist_for_each(dev['p']['klist_children']):
86 dp = container_of(kn, device_private_type.get_type().pointer(), 'knode_parent')
/linux/arch/s390/pci/
A Dpci_sysfs.c55 struct kernfs_node *kn; in recover_store() local
70 kn = sysfs_break_active_protection(&dev->kobj, &attr->attr); in recover_store()
71 WARN_ON_ONCE(!kn); in recover_store()
117 if (kn) in recover_store()
118 sysfs_unbreak_active_protection(kn); in recover_store()
/linux/drivers/of/
A Dkobj.c43 struct kernfs_node *kn; in safe_name() local
47 while (i < 16 && (kn = sysfs_get_dirent(kobj->sd, name))) { in safe_name()
48 sysfs_put(kn); in safe_name()
/linux/tools/cgroup/
A Dmemcg_slabinfo.py41 name = prefix + '/' + css.cgroup.kn.name.string_().decode('utf-8')
43 MEMCGS[css.cgroup.kn.id.value_()] = memcg

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