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Searched refs:user_namespace (Results 1 – 25 of 123) sorted by relevance

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/linux-6.15/include/linux/
H A Duser_namespace.h76 struct user_namespace { struct
80 struct user_namespace *parent; argument
121 struct user_namespace *ns; argument
129 extern struct user_namespace init_user_ns;
132 bool setup_userns_sysctls(struct user_namespace *ns);
133 void retire_userns_sysctls(struct user_namespace *ns);
171 static inline struct user_namespace *get_user_ns(struct user_namespace *ns) in get_user_ns()
180 extern void __put_user_ns(struct user_namespace *ns);
199 const struct user_namespace *child);
204 static inline struct user_namespace *get_user_ns(struct user_namespace *ns) in get_user_ns()
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H A Duidgid.h18 struct user_namespace;
19 extern struct user_namespace init_user_ns;
115 extern kuid_t make_kuid(struct user_namespace *from, uid_t uid);
116 extern kgid_t make_kgid(struct user_namespace *from, gid_t gid);
118 extern uid_t from_kuid(struct user_namespace *to, kuid_t uid);
119 extern gid_t from_kgid(struct user_namespace *to, kgid_t gid);
120 extern uid_t from_kuid_munged(struct user_namespace *to, kuid_t uid);
121 extern gid_t from_kgid_munged(struct user_namespace *to, kgid_t gid);
139 static inline kuid_t make_kuid(struct user_namespace *from, uid_t uid) in make_kuid()
149 static inline uid_t from_kuid(struct user_namespace *to, kuid_t kuid) in from_kuid()
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H A Dcapability.h41 struct user_namespace;
143 struct user_namespace *ns, int cap);
146 struct user_namespace *ns, int cap);
148 extern bool ns_capable(struct user_namespace *ns, int cap);
149 extern bool ns_capable_noaudit(struct user_namespace *ns, int cap);
150 extern bool ns_capable_setid(struct user_namespace *ns, int cap);
153 struct user_namespace *ns, int cap) in has_ns_capability()
162 struct user_namespace *ns, int cap) in has_ns_capability_noaudit()
170 static inline bool ns_capable(struct user_namespace *ns, int cap) in ns_capable()
178 static inline bool ns_capable_setid(struct user_namespace *ns, int cap) in ns_capable_setid()
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H A Dprojid.h17 struct user_namespace;
18 extern struct user_namespace init_user_ns;
53 extern kprojid_t make_kprojid(struct user_namespace *from, projid_t projid);
55 extern projid_t from_kprojid(struct user_namespace *to, kprojid_t projid);
56 extern projid_t from_kprojid_munged(struct user_namespace *to, kprojid_t projid);
58 static inline bool kprojid_has_mapping(struct user_namespace *ns, kprojid_t projid) in kprojid_has_mapping()
65 static inline kprojid_t make_kprojid(struct user_namespace *from, projid_t projid) in make_kprojid()
70 static inline projid_t from_kprojid(struct user_namespace *to, kprojid_t kprojid) in from_kprojid()
75 static inline projid_t from_kprojid_munged(struct user_namespace *to, kprojid_t kprojid) in from_kprojid_munged()
83 static inline bool kprojid_has_mapping(struct user_namespace *ns, kprojid_t projid) in kprojid_has_mapping()
H A Dmnt_idmapping.h9 struct user_namespace;
13 extern struct user_namespace init_user_ns;
128 struct user_namespace *fs_userns, kuid_t kuid);
131 struct user_namespace *fs_userns, kgid_t kgid);
134 struct user_namespace *fs_userns, vfsuid_t vfsuid);
137 struct user_namespace *fs_userns, vfsgid_t vfsgid);
152 struct user_namespace *fs_userns, in vfsuid_has_fsmapping()
158 static inline bool vfsuid_has_mapping(struct user_namespace *userns, in vfsuid_has_mapping()
190 struct user_namespace *fs_userns, in vfsgid_has_fsmapping()
229 struct user_namespace *fs_userns) in mapped_fsuid()
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H A Dutsname.h21 struct user_namespace;
22 extern struct user_namespace init_user_ns;
26 struct user_namespace *user_ns;
39 struct user_namespace *user_ns, struct uts_namespace *old_ns);
59 struct user_namespace *user_ns, struct uts_namespace *old_ns) in copy_utsname()
H A Dtime_namespace.h12 struct user_namespace;
13 extern struct user_namespace init_user_ns;
23 struct user_namespace *user_ns;
46 struct user_namespace *user_ns,
132 struct user_namespace *user_ns, in copy_time_ns()
H A Dposix_acl_xattr.h36 struct posix_acl *posix_acl_from_xattr(struct user_namespace *user_ns,
40 posix_acl_from_xattr(struct user_namespace *user_ns, const void *value, in posix_acl_from_xattr()
47 int posix_acl_to_xattr(struct user_namespace *user_ns,
H A Dipc_namespace.h16 struct user_namespace;
75 struct user_namespace *user_ns;
133 struct user_namespace *user_ns, struct ipc_namespace *ns);
155 struct user_namespace *user_ns, struct ipc_namespace *ns) in copy_ipcs()
H A Dpid_namespace.h38 struct user_namespace *user_ns;
82 struct user_namespace *user_ns, struct pid_namespace *ns);
101 struct user_namespace *user_ns, struct pid_namespace *ns) in copy_pid_ns()
H A Dmnt_namespace.h11 struct user_namespace;
15 struct user_namespace *, struct fs_struct *);
H A Dtsacct_kern.h14 extern void bacct_add_tsk(struct user_namespace *user_ns,
18 static inline void bacct_add_tsk(struct user_namespace *user_ns, in bacct_add_tsk()
/linux-6.15/kernel/
H A Duser_namespace.c29 struct user_namespace *ns, int cap_setid,
198 struct user_namespace *parent, *ns = in free_user_ns()
612 struct user_namespace *ns = seq->private; in uid_m_show()
614 struct user_namespace *lower_ns; in uid_m_show()
633 struct user_namespace *ns = seq->private; in gid_m_show()
635 struct user_namespace *lower_ns; in gid_m_show()
656 struct user_namespace *lower_ns; in projid_m_show()
889 struct user_namespace *map_ns, in verify_root_map()
1313 const struct user_namespace *ns; in in_userns()
1332 struct user_namespace *user_ns; in userns_get()
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H A Dcapability.c277 struct user_namespace *ns, int cap) in has_ns_capability()
302 struct user_namespace *ns, int cap) in has_ns_capability_noaudit()
331 static bool ns_capable_common(struct user_namespace *ns, in ns_capable_common()
361 bool ns_capable(struct user_namespace *ns, int cap) in ns_capable()
379 bool ns_capable_noaudit(struct user_namespace *ns, int cap) in ns_capable_noaudit()
398 bool ns_capable_setid(struct user_namespace *ns, int cap) in ns_capable_setid()
433 bool file_ns_capable(const struct file *file, struct user_namespace *ns, in file_ns_capable()
455 bool privileged_wrt_inode_uidgid(struct user_namespace *ns, in privileged_wrt_inode_uidgid()
476 struct user_namespace *ns = current_user_ns(); in capable_wrt_inode_uidgid()
491 bool ptracer_capable(struct task_struct *tsk, struct user_namespace *ns) in ptracer_capable()
H A Ducount.c45 struct user_namespace *user_ns = in set_permissions()
46 container_of(head->set, struct user_namespace, set); in set_permissions()
95 bool setup_userns_sysctls(struct user_namespace *ns) in setup_userns_sysctls()
120 void retire_userns_sysctls(struct user_namespace *ns) in retire_userns_sysctls()
132 static struct ucounts *find_ucounts(struct user_namespace *ns, kuid_t uid, in find_ucounts()
157 struct ucounts *alloc_ucounts(struct user_namespace *ns, kuid_t uid) in alloc_ucounts()
216 struct ucounts *inc_ucount(struct user_namespace *ns, kuid_t uid, in inc_ucount()
220 struct user_namespace *tns; in inc_ucount()
H A Dutsname.c20 static struct ucounts *inc_uts_namespaces(struct user_namespace *ns) in inc_uts_namespaces()
45 static struct uts_namespace *clone_uts_ns(struct user_namespace *user_ns, in clone_uts_ns()
90 struct user_namespace *user_ns, struct uts_namespace *old_ns) in copy_utsname()
155 static struct user_namespace *utsns_owner(struct ns_common *ns) in utsns_owner()
H A Dgroups.c40 struct user_namespace *user_ns = current_user_ns(); in groups_to_user()
57 struct user_namespace *user_ns = current_user_ns(); in groups_from_user()
187 struct user_namespace *user_ns = current_user_ns(); in may_setgroups()
/linux-6.15/include/trace/events/
H A Dcapability.h28 TP_PROTO(const struct cred *cred, struct user_namespace *target_ns,
29 const struct user_namespace *capable_ns, int cap, int ret),
35 __field(struct user_namespace *, target_ns)
36 __field(const struct user_namespace *, capable_ns)
/linux-6.15/fs/
H A Dmnt_idmapping.c54 static inline bool initial_idmapping(const struct user_namespace *ns) in initial_idmapping()
81 struct user_namespace *fs_userns, in make_vfsuid()
121 struct user_namespace *fs_userns, kgid_t kgid) in make_vfsgid()
151 struct user_namespace *fs_userns, vfsuid_t vfsuid) in from_vfsuid()
180 struct user_namespace *fs_userns, vfsgid_t vfsgid) in from_vfsgid()
287 struct mnt_idmap *alloc_mnt_idmap(struct user_namespace *mnt_userns) in alloc_mnt_idmap()
/linux-6.15/security/keys/
H A Dpersistent.c20 static int key_create_persistent_register(struct user_namespace *ns) in key_create_persistent_register()
40 static key_ref_t key_create_persistent(struct user_namespace *ns, kuid_t uid, in key_create_persistent()
73 static long key_get_persistent(struct user_namespace *ns, kuid_t uid, in key_get_persistent()
131 struct user_namespace *ns = current_user_ns(); in keyctl_get_persistent()
H A Dproc.c66 struct user_namespace *user_ns = seq_user_ns(p); in key_serial_next()
80 struct user_namespace *user_ns = seq_user_ns(p); in find_ge_key()
252 static struct rb_node *__key_user_next(struct user_namespace *user_ns, struct rb_node *n) in __key_user_next()
263 static struct rb_node *key_user_next(struct user_namespace *user_ns, struct rb_node *n) in key_user_next()
268 static struct rb_node *key_user_first(struct user_namespace *user_ns, struct rb_root *r) in key_user_first()
/linux-6.15/ipc/
H A Dnamespace.c28 static struct ucounts *inc_ipc_namespaces(struct user_namespace *ns) in inc_ipc_namespaces()
38 static struct ipc_namespace *create_ipc_ns(struct user_namespace *user_ns, in create_ipc_ns()
110 struct user_namespace *user_ns, struct ipc_namespace *ns) in copy_ipcs()
248 static struct user_namespace *ipcns_owner(struct ns_common *ns) in ipcns_owner()
/linux-6.15/rust/helpers/
H A Dtask.c31 uid_t rust_helper_from_kuid(struct user_namespace *to, kuid_t uid) in rust_helper_from_kuid()
47 struct user_namespace *rust_helper_current_user_ns(void) in rust_helper_current_user_ns()
/linux-6.15/kernel/cgroup/
H A Dnamespace.c12 static struct ucounts *inc_cgroup_namespaces(struct user_namespace *ns) in inc_cgroup_namespaces()
51 struct user_namespace *user_ns, in copy_cgroup_ns()
139 static struct user_namespace *cgroupns_owner(struct ns_common *ns) in cgroupns_owner()
/linux-6.15/security/
H A Dcommoncap.c69 struct user_namespace *target_ns, in cap_capable_helper()
70 const struct user_namespace *cred_ns, in cap_capable_helper()
73 struct user_namespace *ns = target_ns; in cap_capable_helper()
127 const struct user_namespace *cred_ns = cred->user_ns; in cap_capable()
363 struct user_namespace *ns; in rootid_owns_currentns()
423 struct user_namespace *fs_ns; in cap_inode_getsecurity()
524 struct user_namespace *task_ns) in rootid_from_xattr()
567 struct user_namespace *task_ns = current_user_ns(), in cap_convert_nscap()
676 struct user_namespace *fs_ns; in get_vfs_caps_from_disk()
1022 struct user_namespace *user_ns = dentry->d_sb->s_user_ns; in cap_inode_setxattr()
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