LCOV - code coverage report
Current view: top level - fs - pnode.h (source / functions) Hit Total Coverage
Test: gcov_data_raspi2_real_modules_combined.info Lines: 2 2 100.0 %
Date: 2020-09-30 20:25:40 Functions: 0 0 -
Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /* SPDX-License-Identifier: GPL-2.0-only */
       2                 :            : /*
       3                 :            :  *  linux/fs/pnode.h
       4                 :            :  *
       5                 :            :  * (C) Copyright IBM Corporation 2005.
       6                 :            :  */
       7                 :            : #ifndef _LINUX_PNODE_H
       8                 :            : #define _LINUX_PNODE_H
       9                 :            : 
      10                 :            : #include <linux/list.h>
      11                 :            : #include "mount.h"
      12                 :            : 
      13                 :            : #define IS_MNT_SHARED(m) ((m)->mnt.mnt_flags & MNT_SHARED)
      14                 :            : #define IS_MNT_SLAVE(m) ((m)->mnt_master)
      15                 :            : #define IS_MNT_NEW(m)  (!(m)->mnt_ns)
      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)
      22                 :            : 
      23                 :            : #define CL_EXPIRE               0x01
      24                 :            : #define CL_SLAVE                0x02
      25                 :            : #define CL_COPY_UNBINDABLE      0x04
      26                 :            : #define CL_MAKE_SHARED          0x08
      27                 :            : #define CL_PRIVATE              0x10
      28                 :            : #define CL_SHARED_TO_SLAVE      0x20
      29                 :            : #define CL_COPY_MNT_NS_FILE     0x40
      30                 :            : 
      31                 :            : #define CL_COPY_ALL             (CL_COPY_UNBINDABLE | CL_COPY_MNT_NS_FILE)
      32                 :            : 
      33                 :            : static inline void set_mnt_shared(struct mount *mnt)
      34                 :            : {
      35                 :      22429 :         mnt->mnt.mnt_flags &= ~MNT_SHARED_MASK;
      36                 :      22429 :         mnt->mnt.mnt_flags |= MNT_SHARED;
      37                 :            : }
      38                 :            : 
      39                 :            : void change_mnt_propagation(struct mount *, int);
      40                 :            : int propagate_mnt(struct mount *, struct mountpoint *, struct mount *,
      41                 :            :                 struct hlist_head *);
      42                 :            : int propagate_umount(struct list_head *);
      43                 :            : int propagate_mount_busy(struct mount *, int);
      44                 :            : void propagate_mount_unlock(struct mount *);
      45                 :            : void mnt_release_group_id(struct mount *);
      46                 :            : int get_dominating_id(struct mount *mnt, const struct path *root);
      47                 :            : unsigned int mnt_get_count(struct mount *mnt);
      48                 :            : void mnt_set_mountpoint(struct mount *, struct mountpoint *,
      49                 :            :                         struct mount *);
      50                 :            : void mnt_change_mountpoint(struct mount *parent, struct mountpoint *mp,
      51                 :            :                            struct mount *mnt);
      52                 :            : struct mount *copy_tree(struct mount *, struct dentry *, int);
      53                 :            : bool is_path_reachable(struct mount *, struct dentry *,
      54                 :            :                          const struct path *root);
      55                 :            : int count_mounts(struct mnt_namespace *ns, struct mount *mnt);
      56                 :            : #endif /* _LINUX_PNODE_H */

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