| /kernel/linux/linux-6.6/fs/ |
| H A D | namespace.c | 112 static inline struct hlist_head *m_hash(struct vfsmount *mnt, struct dentry *dentry) in m_hash() argument
114 unsigned long tmp = ((unsigned long)mnt / L1_CACHE_BYTES); in m_hash()
127 static int mnt_alloc_id(struct mount *mnt) in mnt_alloc_id() argument
133 mnt->mnt_id = res; in mnt_alloc_id()
137 static void mnt_free_id(struct mount *mnt) in mnt_free_id() argument
139 ida_free(&mnt_id_ida, mnt->mnt_id); in mnt_free_id()
145 static int mnt_alloc_group_id(struct mount *mnt) in mnt_alloc_group_id() argument
151 mnt->mnt_group_id = res; in mnt_alloc_group_id()
158 void mnt_release_group_id(struct mount *mnt) in mnt_release_group_id() argument
160 ida_free(&mnt_group_ida, mnt in mnt_release_group_id()
167 mnt_add_count(struct mount *mnt, int n) mnt_add_count() argument
181 mnt_get_count(struct mount *mnt) mnt_get_count() argument
199 struct mount *mnt = kmem_cache_zalloc(mnt_cache, GFP_KERNEL); alloc_vfsmnt() local
270 __mnt_is_readonly(struct vfsmount *mnt) __mnt_is_readonly() argument
276 mnt_inc_writers(struct mount *mnt) mnt_inc_writers() argument
285 mnt_dec_writers(struct mount *mnt) mnt_dec_writers() argument
294 mnt_get_writers(struct mount *mnt) mnt_get_writers() argument
310 mnt_is_readonly(struct vfsmount *mnt) mnt_is_readonly() argument
344 struct mount *mnt = real_mount(m); __mnt_want_write() local
463 __mnt_drop_write(struct vfsmount *mnt) __mnt_drop_write() argument
478 mnt_drop_write(struct vfsmount *mnt) mnt_drop_write() argument
516 mnt_hold_writers(struct mount *mnt) mnt_hold_writers() argument
559 mnt_unhold_writers(struct mount *mnt) mnt_unhold_writers() argument
569 mnt_make_readonly(struct mount *mnt) mnt_make_readonly() argument
582 struct mount *mnt; sb_prepare_remount_readonly() local
611 free_vfsmnt(struct mount *mnt) free_vfsmnt() argument
629 struct mount *mnt; __legitimize_mnt() local
688 __lookup_mnt(struct vfsmount *mnt, struct dentry *dentry) __lookup_mnt() argument
741 mnt_is_cursor(struct mount *mnt) mnt_is_cursor() argument
764 struct mount *mnt; __is_local_mountpoint() local
870 check_mnt(struct mount *mnt) check_mnt() argument
900 unhash_mnt(struct mount *mnt) unhash_mnt() argument
916 umount_mnt(struct mount *mnt) umount_mnt() argument
924 mnt_set_mountpoint(struct mount *mnt, struct mountpoint *mp, struct mount *child_mnt) mnt_set_mountpoint() argument
963 __attach_mnt(struct mount *mnt, struct mount *parent) __attach_mnt() argument
992 attach_mnt(struct mount *mnt, struct mount *parent, struct mountpoint *mp, bool beneath) attach_mnt() argument
1008 mnt_change_mountpoint(struct mount *parent, struct mountpoint *mp, struct mount *mnt) mnt_change_mountpoint() argument
1026 commit_tree(struct mount *mnt) commit_tree() argument
1085 struct mount *mnt; vfs_create_mount() local
1126 struct vfsmount *mnt; vfs_kern_mount() local
1170 struct mount *mnt; clone_mnt() local
1234 cleanup_mnt(struct mount *mnt) cleanup_mnt() argument
1275 mntput_no_expire(struct mount *mnt) mntput_no_expire() argument
1343 mntput(struct vfsmount *mnt) mntput() argument
1355 mntget(struct vfsmount *mnt) mntget() argument
1368 mnt_make_shortterm(struct vfsmount *mnt) mnt_make_shortterm() argument
1418 struct mount *mnt, *ret = NULL; mnt_list_next() local
1456 struct mount *mnt = v; m_next() local
1465 struct mount *mnt = v; m_stop() local
1510 struct mount *mnt = real_mount(m); may_umount_tree() local
1545 may_umount(struct vfsmount *mnt) may_umount() argument
1595 disconnect_mount(struct mount *mnt, enum umount_tree_flags how) disconnect_mount() argument
1628 umount_tree(struct mount *mnt, enum umount_tree_flags how) umount_tree() argument
1707 do_umount(struct mount *mnt, int flags) do_umount() argument
1816 struct mount *mnt; __detach_mounts() local
1871 struct mount *mnt = real_mount(path->mnt); can_umount() local
1889 struct mount *mnt = real_mount(path->mnt); path_umount() local
1949 from_mnt_ns(struct mnt_namespace *mnt) from_mnt_ns() argument
1967 copy_tree(struct mount *mnt, struct dentry *dentry, int flag) copy_tree() argument
2052 dissolve_on_fput(struct vfsmount *mnt) dissolve_on_fput() argument
2070 drop_collected_mounts(struct vfsmount *mnt) drop_collected_mounts() argument
2079 has_locked_children(struct mount *mnt, struct dentry *dentry) has_locked_children() argument
2138 struct mount *mnt; iterate_mounts() local
2150 lock_mnt_tree(struct mount *mnt) lock_mnt_tree() argument
2177 cleanup_group_ids(struct mount *mnt, struct mount *end) cleanup_group_ids() argument
2187 invent_group_ids(struct mount *mnt, bool recurse) invent_group_ids() argument
2204 count_mounts(struct mnt_namespace *ns, struct mount *mnt) count_mounts() argument
2438 struct vfsmount *mnt = path->mnt; do_lock_mount() local
2511 graft_tree(struct mount *mnt, struct mount *p, struct mountpoint *mp) graft_tree() argument
2546 struct mount *mnt = real_mount(path->mnt); do_change_type() local
2577 struct mount *mnt = ERR_PTR(-EINVAL), *old = real_mount(old_path->mnt); __do_loopback() local
2606 struct mount *mnt = NULL, *parent; do_loopback() local
2652 struct mount *mnt, *p; open_detached_copy() local
2744 can_change_locked_flags(struct mount *mnt, unsigned int mnt_flags) can_change_locked_flags() argument
2771 change_mount_ro_state(struct mount *mnt, unsigned int mnt_flags) change_mount_ro_state() argument
2785 set_mount_attributes(struct mount *mnt, unsigned int mnt_flags) set_mount_attributes() argument
2792 mnt_warn_timestamp_expiry(struct path *mountpoint, struct vfsmount *mnt) mnt_warn_timestamp_expiry() argument
2821 struct mount *mnt = real_mount(path->mnt); do_reconfigure_mnt() local
2860 struct mount *mnt = real_mount(path->mnt); do_remount() local
2903 tree_contains_unbindable(struct mount *mnt) tree_contains_unbindable() argument
3261 struct vfsmount *mnt; do_new_mount_fc() local
3358 struct mount *mnt; finish_automount() local
3426 mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list) mnt_set_expiry() argument
3443 struct mount *mnt, *next; mark_mounts_for_expiry() local
3492 struct mount *mnt = list_entry(tmp, struct mount, mnt_child); select_submounts() local
3527 shrink_submounts(struct mount *mnt) shrink_submounts() argument
3837 struct mount *mnt = real_mount(m); mount_subtree() local
3947 struct mount *mnt; SYSCALL_DEFINE3() local
4132 is_path_reachable(struct mount *mnt, struct dentry *dentry, const struct path *root) is_path_reachable() argument
4276 recalc_flags(struct mount_kattr *kattr, struct mount *mnt) recalc_flags() argument
4288 can_idmap_mount(const struct mount_kattr *kattr, struct mount *mnt) can_idmap_mount() argument
4335 mnt_allow_writers(const struct mount_kattr *kattr, const struct mount *mnt) mnt_allow_writers() argument
4343 mount_setattr_prepare(struct mount_kattr *kattr, struct mount *mnt) mount_setattr_prepare() argument
4392 do_idmap_mount(const struct mount_kattr *kattr, struct mount *mnt) do_idmap_mount() argument
4408 mount_setattr_commit(struct mount_kattr *kattr, struct mount *mnt) mount_setattr_commit() argument
4433 struct mount *mnt = real_mount(path->mnt); do_mount_setattr() local
4695 struct vfsmount *mnt; init_mount_tree() local
4768 struct vfsmount *mnt; kern_mount() local
4781 kern_unmount(struct vfsmount *mnt) kern_unmount() argument
4792 kern_unmount_array(struct vfsmount *mnt[], unsigned int num) kern_unmount_array() argument
4804 our_mnt(struct vfsmount *mnt) our_mnt() argument
4838 struct mount *mnt; mnt_already_visible() local
4925 mnt_may_suid(struct vfsmount *mnt) mnt_may_suid() argument
[all...] |
| H A D | pnode.c | 37 static struct mount *get_peer_under_root(struct mount *mnt, in get_peer_under_root() argument
41 struct mount *m = mnt; in get_peer_under_root()
45 if (m->mnt_ns == ns && is_path_reachable(m, m->mnt.mnt_root, root)) in get_peer_under_root()
49 } while (m != mnt); in get_peer_under_root()
60 int get_dominating_id(struct mount *mnt, const struct path *root) in get_dominating_id() argument
64 for (m = mnt->mnt_master; m != NULL; m = m->mnt_master) { in get_dominating_id()
65 struct mount *d = get_peer_under_root(m, mnt->mnt_ns, root); in get_dominating_id()
73 static int do_make_slave(struct mount *mnt) in do_make_slave() argument
77 if (list_empty(&mnt->mnt_share)) { in do_make_slave()
78 if (IS_MNT_SHARED(mnt)) { in do_make_slave()
122 change_mnt_propagation(struct mount *mnt, int type) change_mnt_propagation() argument
334 find_topper(struct mount *mnt) find_topper() argument
352 do_refcount_check(struct mount *mnt, int count) do_refcount_check() argument
407 propagate_mount_busy(struct mount *mnt, int refcnt) propagate_mount_busy() argument
450 propagate_mount_unlock(struct mount *mnt) propagate_mount_unlock() argument
465 umount_one(struct mount *mnt, struct list_head *to_umount) umount_one() argument
478 __propagate_umount(struct mount *mnt, struct list_head *to_umount, struct list_head *to_restore) __propagate_umount() argument
522 struct mount *mnt, *child, *tmp; umount_list() local
538 struct mount *mnt, *parent; restore_mounts() local
560 struct mount *mnt = cleanup_umount_visitations() local
575 struct mount *mnt; propagate_umount() local
[all...] |
| H A D | pnode.h | 13 #define IS_MNT_SHARED(m) ((m)->mnt.mnt_flags & MNT_SHARED)
16 #define CLEAR_MNT_SHARED(m) ((m)->mnt.mnt_flags &= ~MNT_SHARED)
17 #define IS_MNT_UNBINDABLE(m) ((m)->mnt.mnt_flags & MNT_UNBINDABLE)
18 #define IS_MNT_MARKED(m) ((m)->mnt.mnt_flags & MNT_MARKED)
19 #define SET_MNT_MARK(m) ((m)->mnt.mnt_flags |= MNT_MARKED)
20 #define CLEAR_MNT_MARK(m) ((m)->mnt.mnt_flags &= ~MNT_MARKED)
21 #define IS_MNT_LOCKED(m) ((m)->mnt.mnt_flags & MNT_LOCKED)
33 static inline void set_mnt_shared(struct mount *mnt) in set_mnt_shared() argument
35 mnt->mnt in set_mnt_shared()
[all...] |
| H A D | proc_namespace.c | 64 static void show_mnt_opts(struct seq_file *m, struct vfsmount *mnt) in show_mnt_opts() argument
79 if (mnt->mnt_flags & fs_infop->flag) in show_mnt_opts()
83 if (is_idmapped_mnt(mnt)) in show_mnt_opts()
101 static int show_vfsmnt(struct seq_file *m, struct vfsmount *mnt) in show_vfsmnt() argument
104 struct mount *r = real_mount(mnt); in show_vfsmnt()
105 struct path mnt_path = { .dentry = mnt->mnt_root, .mnt = mnt }; in show_vfsmnt()
123 seq_puts(m, __mnt_is_readonly(mnt) ? " ro" : " rw"); in show_vfsmnt()
127 show_mnt_opts(m, mnt); in show_vfsmnt()
135 show_mountinfo(struct seq_file *m, struct vfsmount *mnt) show_mountinfo() argument
197 show_vfsstat(struct seq_file *m, struct vfsmount *mnt) show_vfsstat() argument
[all...] |
| H A D | mount.h | 43 struct vfsmount mnt; member
84 static inline struct mount *real_mount(struct vfsmount *mnt) in real_mount() argument
86 return container_of(mnt, struct mount, mnt); in real_mount()
89 static inline int mnt_has_parent(struct mount *mnt) in mnt_has_parent() argument
91 return mnt != mnt->mnt_parent; in mnt_has_parent()
94 static inline int is_mounted(struct vfsmount *mnt) in is_mounted() argument
97 return !IS_ERR_OR_NULL(real_mount(mnt)->mnt_ns); in is_mounted()
106 struct mount *m = __lookup_mnt(path->mnt, pat in __path_is_mountpoint()
[all...] |
| /kernel/linux/linux-5.10/fs/ |
| H A D | namespace.c | 90 static inline struct hlist_head *m_hash(struct vfsmount *mnt, struct dentry *dentry) in m_hash() argument
92 unsigned long tmp = ((unsigned long)mnt / L1_CACHE_BYTES); in m_hash()
105 static int mnt_alloc_id(struct mount *mnt) in mnt_alloc_id() argument
111 mnt->mnt_id = res; in mnt_alloc_id()
115 static void mnt_free_id(struct mount *mnt) in mnt_free_id() argument
117 ida_free(&mnt_id_ida, mnt->mnt_id); in mnt_free_id()
123 static int mnt_alloc_group_id(struct mount *mnt) in mnt_alloc_group_id() argument
129 mnt->mnt_group_id = res; in mnt_alloc_group_id()
136 void mnt_release_group_id(struct mount *mnt) in mnt_release_group_id() argument
138 ida_free(&mnt_group_ida, mnt in mnt_release_group_id()
145 mnt_add_count(struct mount *mnt, int n) mnt_add_count() argument
159 mnt_get_count(struct mount *mnt) mnt_get_count() argument
177 struct mount *mnt = kmem_cache_zalloc(mnt_cache, GFP_KERNEL); alloc_vfsmnt() local
247 __mnt_is_readonly(struct vfsmount *mnt) __mnt_is_readonly() argument
253 mnt_inc_writers(struct mount *mnt) mnt_inc_writers() argument
262 mnt_dec_writers(struct mount *mnt) mnt_dec_writers() argument
271 mnt_get_writers(struct mount *mnt) mnt_get_writers() argument
287 mnt_is_readonly(struct vfsmount *mnt) mnt_is_readonly() argument
314 struct mount *mnt = real_mount(m); __mnt_want_write() local
375 mnt_clone_write(struct vfsmount *mnt) mnt_clone_write() argument
429 __mnt_drop_write(struct vfsmount *mnt) __mnt_drop_write() argument
444 mnt_drop_write(struct vfsmount *mnt) mnt_drop_write() argument
463 mnt_make_readonly(struct mount *mnt) mnt_make_readonly() argument
505 __mnt_unmake_readonly(struct mount *mnt) __mnt_unmake_readonly() argument
515 struct mount *mnt; sb_prepare_remount_readonly() local
549 free_vfsmnt(struct mount *mnt) free_vfsmnt() argument
566 struct mount *mnt; __legitimize_mnt() local
609 __lookup_mnt(struct vfsmount *mnt, struct dentry *dentry) __lookup_mnt() argument
662 mnt_is_cursor(struct mount *mnt) mnt_is_cursor() argument
685 struct mount *mnt; __is_local_mountpoint() local
791 check_mnt(struct mount *mnt) check_mnt() argument
821 unhash_mnt(struct mount *mnt) unhash_mnt() argument
837 umount_mnt(struct mount *mnt) umount_mnt() argument
845 mnt_set_mountpoint(struct mount *mnt, struct mountpoint *mp, struct mount *child_mnt) mnt_set_mountpoint() argument
857 __attach_mnt(struct mount *mnt, struct mount *parent) __attach_mnt() argument
867 attach_mnt(struct mount *mnt, struct mount *parent, struct mountpoint *mp) attach_mnt() argument
875 mnt_change_mountpoint(struct mount *parent, struct mountpoint *mp, struct mount *mnt) mnt_change_mountpoint() argument
893 commit_tree(struct mount *mnt) commit_tree() argument
952 struct mount *mnt; vfs_create_mount() local
993 struct vfsmount *mnt; vfs_kern_mount() local
1037 struct mount *mnt; clone_mnt() local
1099 cleanup_mnt(struct mount *mnt) cleanup_mnt() argument
1140 mntput_no_expire(struct mount *mnt) mntput_no_expire() argument
1208 mntput(struct vfsmount *mnt) mntput() argument
1220 mntget(struct vfsmount *mnt) mntget() argument
1271 struct mount *mnt, *ret = NULL; mnt_list_next() local
1309 struct mount *mnt = v; m_next() local
1318 struct mount *mnt = v; m_stop() local
1363 struct mount *mnt = real_mount(m); may_umount_tree() local
1398 may_umount(struct vfsmount *mnt) may_umount() argument
1448 disconnect_mount(struct mount *mnt, enum umount_tree_flags how) disconnect_mount() argument
1481 umount_tree(struct mount *mnt, enum umount_tree_flags how) umount_tree() argument
1560 do_umount(struct mount *mnt, int flags) do_umount() argument
1669 struct mount *mnt; __detach_mounts() local
1719 struct mount *mnt = real_mount(path->mnt); can_umount() local
1737 struct mount *mnt = real_mount(path->mnt); path_umount() local
1797 from_mnt_ns(struct mnt_namespace *mnt) from_mnt_ns() argument
1815 copy_tree(struct mount *mnt, struct dentry *dentry, int flag) copy_tree() argument
1900 dissolve_on_fput(struct vfsmount *mnt) dissolve_on_fput() argument
1918 drop_collected_mounts(struct vfsmount *mnt) drop_collected_mounts() argument
1927 has_locked_children(struct mount *mnt, struct dentry *dentry) has_locked_children() argument
1985 struct mount *mnt; iterate_mounts() local
1997 lock_mnt_tree(struct mount *mnt) lock_mnt_tree() argument
2024 cleanup_group_ids(struct mount *mnt, struct mount *end) cleanup_group_ids() argument
2034 invent_group_ids(struct mount *mnt, bool recurse) invent_group_ids() argument
2051 count_mounts(struct mnt_namespace *ns, struct mount *mnt) count_mounts() argument
2227 struct vfsmount *mnt; lock_mount() local
2266 graft_tree(struct mount *mnt, struct mount *p, struct mountpoint *mp) graft_tree() argument
2301 struct mount *mnt = real_mount(path->mnt); do_change_type() local
2332 struct mount *mnt = ERR_PTR(-EINVAL), *old = real_mount(old_path->mnt); __do_loopback() local
2361 struct mount *mnt = NULL, *parent; do_loopback() local
2407 struct mount *mnt, *p; open_detached_copy() local
2499 can_change_locked_flags(struct mount *mnt, unsigned int mnt_flags) can_change_locked_flags() argument
2526 change_mount_ro_state(struct mount *mnt, unsigned int mnt_flags) change_mount_ro_state() argument
2543 set_mount_attributes(struct mount *mnt, unsigned int mnt_flags) set_mount_attributes() argument
2552 mnt_warn_timestamp_expiry(struct path *mountpoint, struct vfsmount *mnt) mnt_warn_timestamp_expiry() argument
2582 struct mount *mnt = real_mount(path->mnt); do_reconfigure_mnt() local
2615 struct mount *mnt = real_mount(path->mnt); do_remount() local
2655 tree_contains_unbindable(struct mount *mnt) tree_contains_unbindable() argument
2826 struct vfsmount *mnt; do_new_mount_fc() local
2923 struct mount *mnt; finish_automount() local
2994 mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list) mnt_set_expiry() argument
3011 struct mount *mnt, *next; mark_mounts_for_expiry() local
3060 struct mount *mnt = list_entry(tmp, struct mount, mnt_child); select_submounts() local
3095 shrink_submounts(struct mount *mnt) shrink_submounts() argument
3404 struct mount *mnt = real_mount(m); mount_subtree() local
3484 struct mount *mnt; SYSCALL_DEFINE3() local
3676 is_path_reachable(struct mount *mnt, struct dentry *dentry, const struct path *root) is_path_reachable() argument
3822 struct vfsmount *mnt; init_mount_tree() local
3895 struct vfsmount *mnt; kern_mount() local
3908 kern_unmount(struct vfsmount *mnt) kern_unmount() argument
3919 kern_unmount_array(struct vfsmount *mnt[], unsigned int num) kern_unmount_array() argument
3932 our_mnt(struct vfsmount *mnt) our_mnt() argument
3966 struct mount *mnt; mnt_already_visible() local
4053 mnt_may_suid(struct vfsmount *mnt) mnt_may_suid() argument
[all...] |
| H A D | pnode.c | 37 static struct mount *get_peer_under_root(struct mount *mnt, in get_peer_under_root() argument
41 struct mount *m = mnt; in get_peer_under_root()
45 if (m->mnt_ns == ns && is_path_reachable(m, m->mnt.mnt_root, root)) in get_peer_under_root()
49 } while (m != mnt); in get_peer_under_root()
60 int get_dominating_id(struct mount *mnt, const struct path *root) in get_dominating_id() argument
64 for (m = mnt->mnt_master; m != NULL; m = m->mnt_master) { in get_dominating_id()
65 struct mount *d = get_peer_under_root(m, mnt->mnt_ns, root); in get_dominating_id()
73 static int do_make_slave(struct mount *mnt) in do_make_slave() argument
77 if (list_empty(&mnt->mnt_share)) { in do_make_slave()
78 if (IS_MNT_SHARED(mnt)) { in do_make_slave()
122 change_mnt_propagation(struct mount *mnt, int type) change_mnt_propagation() argument
336 find_topper(struct mount *mnt) find_topper() argument
354 do_refcount_check(struct mount *mnt, int count) do_refcount_check() argument
369 propagate_mount_busy(struct mount *mnt, int refcnt) propagate_mount_busy() argument
412 propagate_mount_unlock(struct mount *mnt) propagate_mount_unlock() argument
427 umount_one(struct mount *mnt, struct list_head *to_umount) umount_one() argument
440 __propagate_umount(struct mount *mnt, struct list_head *to_umount, struct list_head *to_restore) __propagate_umount() argument
484 struct mount *mnt, *child, *tmp; umount_list() local
500 struct mount *mnt, *parent; restore_mounts() local
522 struct mount *mnt = cleanup_umount_visitations() local
537 struct mount *mnt; propagate_umount() local
[all...] |
| H A D | pnode.h | 13 #define IS_MNT_SHARED(m) ((m)->mnt.mnt_flags & MNT_SHARED)
16 #define CLEAR_MNT_SHARED(m) ((m)->mnt.mnt_flags &= ~MNT_SHARED)
17 #define IS_MNT_UNBINDABLE(m) ((m)->mnt.mnt_flags & MNT_UNBINDABLE)
18 #define IS_MNT_MARKED(m) ((m)->mnt.mnt_flags & MNT_MARKED)
19 #define SET_MNT_MARK(m) ((m)->mnt.mnt_flags |= MNT_MARKED)
20 #define CLEAR_MNT_MARK(m) ((m)->mnt.mnt_flags &= ~MNT_MARKED)
21 #define IS_MNT_LOCKED(m) ((m)->mnt.mnt_flags & MNT_LOCKED)
33 static inline void set_mnt_shared(struct mount *mnt) in set_mnt_shared() argument
35 mnt->mnt in set_mnt_shared()
[all...] |
| H A D | mount.h | 44 struct vfsmount mnt; member
85 static inline struct mount *real_mount(struct vfsmount *mnt) in real_mount() argument
87 return container_of(mnt, struct mount, mnt); in real_mount()
90 static inline int mnt_has_parent(struct mount *mnt) in mnt_has_parent() argument
92 return mnt != mnt->mnt_parent; in mnt_has_parent()
95 static inline int is_mounted(struct vfsmount *mnt) in is_mounted() argument
98 return !IS_ERR_OR_NULL(real_mount(mnt)->mnt_ns); in is_mounted()
108 struct mount *m = __lookup_mnt(path->mnt, pat in __path_is_mountpoint()
[all...] |
| H A D | proc_namespace.c | 64 static void show_mnt_opts(struct seq_file *m, struct vfsmount *mnt) in show_mnt_opts() argument
79 if (mnt->mnt_flags & fs_infop->flag) in show_mnt_opts()
98 static int show_vfsmnt(struct seq_file *m, struct vfsmount *mnt) in show_vfsmnt() argument
101 struct mount *r = real_mount(mnt); in show_vfsmnt()
102 struct path mnt_path = { .dentry = mnt->mnt_root, .mnt = mnt }; in show_vfsmnt()
120 seq_puts(m, __mnt_is_readonly(mnt) ? " ro" : " rw"); in show_vfsmnt()
124 show_mnt_opts(m, mnt); in show_vfsmnt()
132 static int show_mountinfo(struct seq_file *m, struct vfsmount *mnt) in show_mountinfo() argument
194 show_vfsstat(struct seq_file *m, struct vfsmount *mnt) show_vfsstat() argument
[all...] |
| H A D | fhandle.c | 72 if (put_user(real_mount(path->mnt)->mnt_id, mnt_id) || in do_sys_name_to_handle()
117 struct vfsmount *mnt; in get_vfsmount_from_fd() local
122 mnt = mntget(fs->pwd.mnt); in get_vfsmount_from_fd()
128 mnt = mntget(f.file->f_path.mnt); in get_vfsmount_from_fd()
131 return mnt; in get_vfsmount_from_fd()
145 path->mnt = get_vfsmount_from_fd(mountdirfd); in do_handle_to_path()
146 if (IS_ERR(path->mnt)) { in do_handle_to_path()
147 retval = PTR_ERR(path->mnt); in do_handle_to_path()
[all...] |
| /kernel/linux/linux-5.10/kernel/ |
| H A D | usermode_driver.c | 15 struct vfsmount *mnt; in blob_to_mnt() local
24 mnt = kern_mount(type); in blob_to_mnt()
26 if (IS_ERR(mnt)) in blob_to_mnt()
27 return mnt; in blob_to_mnt()
29 file = file_open_root_mnt(mnt, name, O_CREAT | O_WRONLY, 0700); in blob_to_mnt()
31 mntput(mnt); in blob_to_mnt()
41 mntput(mnt); in blob_to_mnt()
50 return mnt; in blob_to_mnt()
62 struct vfsmount *mnt; in umd_load_blob() local
64 if (WARN_ON_ONCE(info->wd.dentry || info->wd.mnt)) in umd_load_blob()
[all...] |
| /kernel/linux/linux-6.6/kernel/ |
| H A D | usermode_driver.c | 15 struct vfsmount *mnt; in blob_to_mnt() local
24 mnt = kern_mount(type); in blob_to_mnt()
26 if (IS_ERR(mnt)) in blob_to_mnt()
27 return mnt; in blob_to_mnt()
29 file = file_open_root_mnt(mnt, name, O_CREAT | O_WRONLY, 0700); in blob_to_mnt()
31 kern_unmount(mnt); in blob_to_mnt()
41 kern_unmount(mnt); in blob_to_mnt()
50 return mnt; in blob_to_mnt()
62 struct vfsmount *mnt; in umd_load_blob() local
64 if (WARN_ON_ONCE(info->wd.dentry || info->wd.mnt)) in umd_load_blob()
[all...] |
| /kernel/linux/linux-5.10/tools/lib/api/fs/ |
| H A D | tracing_path.c | 31 const char *mnt; in tracing_path_tracefs_mount() local
33 mnt = tracefs__mount(); in tracing_path_tracefs_mount()
34 if (!mnt) in tracing_path_tracefs_mount()
37 __tracing_path_set("", mnt); in tracing_path_tracefs_mount()
44 const char *mnt; in tracing_path_debugfs_mount() local
46 mnt = debugfs__mount(); in tracing_path_debugfs_mount()
47 if (!mnt) in tracing_path_debugfs_mount()
50 __tracing_path_set("tracing/", mnt); in tracing_path_debugfs_mount()
57 const char *mnt; in tracing_path_mount() local
59 mnt in tracing_path_mount()
[all...] |
| /kernel/linux/linux-6.6/tools/lib/api/fs/ |
| H A D | tracing_path.c | 26 const char *mnt; in tracing_path_tracefs_mount() local
28 mnt = tracefs__mount(); in tracing_path_tracefs_mount()
29 if (!mnt) in tracing_path_tracefs_mount()
32 __tracing_path_set("", mnt); in tracing_path_tracefs_mount()
39 const char *mnt; in tracing_path_debugfs_mount() local
41 mnt = debugfs__mount(); in tracing_path_debugfs_mount()
42 if (!mnt) in tracing_path_debugfs_mount()
45 __tracing_path_set("tracing/", mnt); in tracing_path_debugfs_mount()
52 const char *mnt; in tracing_path_mount() local
54 mnt in tracing_path_mount()
[all...] |
| /kernel/liteos_a/fs/vfs/ |
| H A D | mount.c | 49 struct Mount *mnt = (struct Mount *)zalloc(sizeof(struct Mount));
in MountAlloc() local
50 if (mnt == NULL) {
in MountAlloc()
55 LOS_ListInit(&mnt->activeVnodeList);
in MountAlloc()
56 LOS_ListInit(&mnt->vnodeList);
in MountAlloc()
58 mnt->vnodeBeCovered = vnodeBeCovered;
in MountAlloc()
59 vnodeBeCovered->newMount = mnt;
in MountAlloc()
62 (VOID)HiRandomHwGetInteger(&mnt->hashseed);
in MountAlloc()
65 mnt->hashseed = (uint32_t)random();
in MountAlloc()
67 return mnt;
in MountAlloc()
|
| /kernel/linux/linux-6.6/include/linux/ |
| H A D | mount.h | 77 static inline struct mnt_idmap *mnt_idmap(const struct vfsmount *mnt) in mnt_idmap() argument
80 return smp_load_acquire(&mnt->mnt_idmap); in mnt_idmap()
83 extern int mnt_want_write(struct vfsmount *mnt);
85 extern void mnt_drop_write(struct vfsmount *mnt);
87 extern void mntput(struct vfsmount *mnt);
88 extern struct vfsmount *mntget(struct vfsmount *mnt);
89 extern void mnt_make_shortterm(struct vfsmount *mnt);
91 extern bool __mnt_is_readonly(struct vfsmount *mnt);
92 extern bool mnt_may_suid(struct vfsmount *mnt);
107 extern void mnt_set_expiry(struct vfsmount *mnt, struc
[all...] |
| /kernel/linux/linux-5.10/security/tomoyo/ |
| H A D | tomoyo.c | 116 * @mnt: Pointer to "struct vfsmount".
148 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_unlink()
165 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_mkdir()
181 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_rmdir()
198 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_symlink()
216 struct path path = { .mnt in tomoyo_path_mknod()
405 tomoyo_sb_umount(struct vfsmount *mnt, int flags) tomoyo_sb_umount() argument
[all...] |
| /kernel/linux/linux-6.6/security/tomoyo/ |
| H A D | tomoyo.c | 159 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_unlink()
176 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_mkdir()
192 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_rmdir()
209 struct path path = { .mnt = parent->mnt, .dentry = dentry }; in tomoyo_path_symlink()
227 struct path path = { .mnt = parent->mnt, in tomoyo_path_mknod()
424 tomoyo_sb_umount(struct vfsmount *mnt, int flags) tomoyo_sb_umount() argument
[all...] |
| /kernel/linux/linux-5.10/fs/autofs/ |
| H A D | expire.c | 29 static int autofs_mount_busy(struct vfsmount *mnt, in autofs_mount_busy() argument
33 struct path path = {.mnt = mnt, .dentry = dentry}; in autofs_mount_busy()
58 if (!may_umount_tree(path.mnt)) { in autofs_mount_busy()
150 static int autofs_direct_busy(struct vfsmount *mnt, in autofs_direct_busy() argument
162 if (!may_umount_tree(mnt)) { in autofs_direct_busy()
182 static int autofs_tree_busy(struct vfsmount *mnt, in autofs_tree_busy() argument
207 if (autofs_mount_busy(mnt, p, how)) { in autofs_tree_busy()
241 static struct dentry *autofs_check_leaves(struct vfsmount *mnt, in autofs_check_leaves() argument
256 if (autofs_mount_busy(mnt, in autofs_check_leaves()
274 autofs_expire_direct(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_expire_direct() argument
321 should_expire(struct dentry *dentry, struct vfsmount *mnt, unsigned long timeout, unsigned int how) should_expire() argument
420 autofs_expire_indirect(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_expire_indirect() argument
536 autofs_expire_run(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, struct autofs_packet_expire __user *pkt_p) autofs_expire_run() argument
575 autofs_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_do_expire_multi() argument
611 autofs_expire_multi(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, int __user *arg) autofs_expire_multi() argument
[all...] |
| /kernel/linux/linux-6.6/fs/autofs/ |
| H A D | expire.c | 29 static int autofs_mount_busy(struct vfsmount *mnt, in autofs_mount_busy() argument
33 struct path path = {.mnt = mnt, .dentry = dentry}; in autofs_mount_busy()
58 if (!may_umount_tree(path.mnt)) { in autofs_mount_busy()
150 static int autofs_direct_busy(struct vfsmount *mnt, in autofs_direct_busy() argument
162 if (!may_umount_tree(mnt)) { in autofs_direct_busy()
182 static int autofs_tree_busy(struct vfsmount *mnt, in autofs_tree_busy() argument
207 if (autofs_mount_busy(mnt, p, how)) { in autofs_tree_busy()
241 static struct dentry *autofs_check_leaves(struct vfsmount *mnt, in autofs_check_leaves() argument
256 if (autofs_mount_busy(mnt, in autofs_check_leaves()
274 autofs_expire_direct(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_expire_direct() argument
321 should_expire(struct dentry *dentry, struct vfsmount *mnt, unsigned long timeout, unsigned int how) should_expire() argument
420 autofs_expire_indirect(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_expire_indirect() argument
536 autofs_expire_run(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, struct autofs_packet_expire __user *pkt_p) autofs_expire_run() argument
575 autofs_do_expire_multi(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, unsigned int how) autofs_do_expire_multi() argument
611 autofs_expire_multi(struct super_block *sb, struct vfsmount *mnt, struct autofs_sb_info *sbi, int __user *arg) autofs_expire_multi() argument
[all...] |
| /kernel/linux/linux-5.10/tools/bpf/bpftool/ |
| H A D | tracelog.c | 27 static int validate_tracefs_mnt(const char *mnt, unsigned long magic) in validate_tracefs_mnt() argument
31 if (statfs(mnt, &st_fs) < 0) in validate_tracefs_mnt()
40 find_tracefs_mnt_single(unsigned long magic, char *mnt, const char *mntpt) in find_tracefs_mnt_single() argument
53 strcpy(mnt, mntpt); in find_tracefs_mnt_single()
57 static bool get_tracefs_pipe(char *mnt) in get_tracefs_pipe() argument
73 if (find_tracefs_mnt_single(TRACEFS_MAGIC, mnt, *ptr)) in get_tracefs_pipe()
83 while (fscanf(fp, format, mnt, type) == 2) in get_tracefs_pipe()
90 /* The string from fscanf() might be truncated, check mnt is valid */ in get_tracefs_pipe()
91 if (found && validate_tracefs_mnt(mnt, TRACEFS_MAGIC)) in get_tracefs_pipe()
103 strcpy(mnt, known_mnt in get_tracefs_pipe()
[all...] |
| /kernel/linux/linux-6.6/tools/bpf/bpftool/ |
| H A D | tracelog.c | 27 static int validate_tracefs_mnt(const char *mnt, unsigned long magic) in validate_tracefs_mnt() argument
31 if (statfs(mnt, &st_fs) < 0) in validate_tracefs_mnt()
40 find_tracefs_mnt_single(unsigned long magic, char *mnt, const char *mntpt) in find_tracefs_mnt_single() argument
53 strcpy(mnt, mntpt); in find_tracefs_mnt_single()
57 static bool get_tracefs_pipe(char *mnt) in get_tracefs_pipe() argument
73 if (find_tracefs_mnt_single(TRACEFS_MAGIC, mnt, *ptr)) in get_tracefs_pipe()
83 while (fscanf(fp, format, mnt, type) == 2) in get_tracefs_pipe()
90 /* The string from fscanf() might be truncated, check mnt is valid */ in get_tracefs_pipe()
91 if (found && validate_tracefs_mnt(mnt, TRACEFS_MAGIC)) in get_tracefs_pipe()
103 strcpy(mnt, known_mnt in get_tracefs_pipe()
[all...] |
| /kernel/linux/linux-6.6/fs/exportfs/ |
| H A D | expfs.c | 27 static int exportfs_get_name(struct vfsmount *mnt, struct dentry *dir, in exportfs_get_name() argument
31 struct path path = {.mnt = mnt, .dentry = dir}; in exportfs_get_name()
121 static struct dentry *reconnect_one(struct vfsmount *mnt, in reconnect_one() argument
130 if (mnt->mnt_sb->s_export_op->get_parent) in reconnect_one()
131 parent = mnt->mnt_sb->s_export_op->get_parent(dentry); in reconnect_one()
142 err = exportfs_get_name(mnt, parent, nbuf, dentry); in reconnect_one()
148 tmp = lookup_one_unlocked(mnt_idmap(mnt), nbuf, parent, strlen(nbuf)); in reconnect_one()
212 reconnect_path(struct vfsmount *mnt, struct dentry *target_dir, char *nbuf) in reconnect_path() argument
219 BUG_ON(dentry == mnt in reconnect_path()
446 exportfs_decode_fh_raw(struct vfsmount *mnt, struct fid *fid, int fh_len, int fileid_type, int (*acceptable)(void *, struct dentry *), void *context) exportfs_decode_fh_raw() argument
594 exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid, int fh_len, int fileid_type, int (*acceptable)(void *, struct dentry *), void *context) exportfs_decode_fh() argument
[all...] |
| /kernel/linux/linux-5.10/include/linux/ |
| H A D | mount.h | 80 extern int mnt_want_write(struct vfsmount *mnt);
82 extern int mnt_clone_write(struct vfsmount *mnt);
83 extern void mnt_drop_write(struct vfsmount *mnt);
85 extern void mntput(struct vfsmount *mnt);
86 extern struct vfsmount *mntget(struct vfsmount *mnt);
88 extern bool __mnt_is_readonly(struct vfsmount *mnt);
89 extern bool mnt_may_suid(struct vfsmount *mnt);
106 extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list);
115 extern void kern_unmount_array(struct vfsmount *mnt[], unsigned int num);
|