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| author |   Miklos Szeredi <mszeredi@suse.cz> | 2014-10-24 00:14:35 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@suse.cz> | 2014-10-24 00:14:35 +0200 |
| commit | 4aa7c6346be395bdf776f82bbb2e3e2bc60bdd2b (patch) | |
| tree | a2135754a04370e7fcf7b867b0f4fbeaa58b3521 /include/linux/fs.h | |
| parent | Linux 3.18-rc1 (diff) | |
| download | linux-dev-4aa7c6346be395bdf776f82bbb2e3e2bc60bdd2b.tar.xz linux-dev-4aa7c6346be395bdf776f82bbb2e3e2bc60bdd2b.zip | |
vfs: add i_op->dentry_open()
Add a new inode operation i_op->dentry_open(). This is for stacked filesystems
that want to return a struct file from a different filesystem.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index a957d4366c24..5cf7f6759679 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1528,6 +1528,9 @@ struct inode_operations { umode_t create_mode, int *opened); int (*tmpfile) (struct inode *, struct dentry *, umode_t); int (*set_acl)(struct inode *, struct posix_acl *, int); + + /* WARNING: probably going away soon, do not use! */ + int (*dentry_open)(struct dentry *, struct file *, const struct cred *); } ____cacheline_aligned; ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector, @@ -2040,6 +2043,7 @@ extern struct file *file_open_name(struct filename *, int, umode_t); extern struct file *filp_open(const char *, int, umode_t); extern struct file *file_open_root(struct dentry *, struct vfsmount *, const char *, int); +extern int vfs_open(const struct path *, struct file *, const struct cred *); extern struct file * dentry_open(const struct path *, int, const struct cred *); extern int filp_close(struct file *, fl_owner_t id); |