diff options
Diffstat (limited to 'fs/file_table.c')
| -rw-r--r-- | fs/file_table.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/file_table.c b/fs/file_table.c index 6b3723909342..78b067ddb386 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -211,6 +211,17 @@ struct file *alloc_file_pseudo(struct inode *inode, struct vfsmount *mnt, } EXPORT_SYMBOL(alloc_file_pseudo); +struct file *alloc_file_clone(struct file *base, int flags, + const struct file_operations *fops) +{ + struct file *f = alloc_file(&base->f_path, flags, fops); + if (!IS_ERR(f)) { + path_get(&f->f_path); + f->f_mapping = base->f_mapping; + } + return f; +} + /* the real guts of fput() - releasing the last reference to file */ static void __fput(struct file *file) |