diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2011-11-24 22:53:09 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-01-03 22:57:06 -0500 |
| commit | 68e8a9feab251f9d3c8fd9e9893c97843bcd4bd0 (patch) | |
| tree | 22fac61a982587cd53ccf05513fbe4ffe60c860d /fs/mount.h | |
| parent | 83adc7532229f1909cf37c429780f02f06fe05ee (diff) | |
vfs: all counters taken to struct mount
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/mount.h')
| -rw-r--r-- | fs/mount.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/mount.h b/fs/mount.h index 853738f5897f..452ae41e0131 100644 --- a/fs/mount.h +++ b/fs/mount.h @@ -1,10 +1,22 @@ #include <linux/mount.h> +struct mnt_pcp { + int mnt_count; + int mnt_writers; +}; + struct mount { struct list_head mnt_hash; struct mount *mnt_parent; struct dentry *mnt_mountpoint; struct vfsmount mnt; +#ifdef CONFIG_SMP + struct mnt_pcp __percpu *mnt_pcp; + atomic_t mnt_longterm; /* how many of the refs are longterm */ +#else + int mnt_count; + int mnt_writers; +#endif }; static inline struct mount *real_mount(struct vfsmount *mnt) |