171 struct vfsmount *devpts_mntget(struct file *filp, struct pts_fs_info *fsi)  in devpts_mntget()  argument
188 	    (DEVPTS_SB(path.mnt->mnt_sb) != fsi))  in devpts_mntget()
192 		if (DEVPTS_SB(path.mnt->mnt_sb) == fsi)  in devpts_mntget()
234 void devpts_release(struct pts_fs_info *fsi)  in devpts_release()  argument
236 	deactivate_super(fsi->sb);  in devpts_release()
332 	struct pts_fs_info *fsi = DEVPTS_SB(sb);  in mknod_ptmx()  local
333 	struct pts_mount_opts *opts = &fsi->mount_opts;  in mknod_ptmx()
340 	if (fsi->ptmx_dentry) {  in mknod_ptmx()
371 	fsi->ptmx_dentry = dentry;  in mknod_ptmx()
378 static void update_ptmx_mode(struct pts_fs_info *fsi)  in update_ptmx_mode()  argument
381 	if (fsi->ptmx_dentry) {  in update_ptmx_mode()
382 		inode = d_inode(fsi->ptmx_dentry);  in update_ptmx_mode()
383 		inode->i_mode = S_IFCHR|fsi->mount_opts.ptmxmode;  in update_ptmx_mode()
390 	struct pts_fs_info *fsi = DEVPTS_SB(sb);  in devpts_remount()  local
391 	struct pts_mount_opts *opts = &fsi->mount_opts;  in devpts_remount()
401 	update_ptmx_mode(fsi);  in devpts_remount()
408 	struct pts_fs_info *fsi = DEVPTS_SB(root->d_sb);  in devpts_show_options()  local
409 	struct pts_mount_opts *opts = &fsi->mount_opts;  in devpts_show_options()
433 	struct pts_fs_info *fsi;  in new_pts_fs_info()  local
435 	fsi = kzalloc(sizeof(struct pts_fs_info), GFP_KERNEL);  in new_pts_fs_info()
436 	if (!fsi)  in new_pts_fs_info()
439 	ida_init(&fsi->allocated_ptys);  in new_pts_fs_info()
440 	fsi->mount_opts.mode = DEVPTS_DEFAULT_MODE;  in new_pts_fs_info()
441 	fsi->mount_opts.ptmxmode = DEVPTS_DEFAULT_PTMX_MODE;  in new_pts_fs_info()
442 	fsi->sb = sb;  in new_pts_fs_info()
444 	return fsi;  in new_pts_fs_info()
513 	struct pts_fs_info *fsi = DEVPTS_SB(sb);  in devpts_kill_sb()  local
515 	if (fsi)  in devpts_kill_sb()
516 		ida_destroy(&fsi->allocated_ptys);  in devpts_kill_sb()
517 	kfree(fsi);  in devpts_kill_sb()
533 int devpts_new_index(struct pts_fs_info *fsi)  in devpts_new_index()  argument
538 			  (fsi->mount_opts.reserve ? 0 : pty_reserve)))  in devpts_new_index()
541 	index = ida_alloc_max(&fsi->allocated_ptys, fsi->mount_opts.max - 1,  in devpts_new_index()
550 void devpts_kill_index(struct pts_fs_info *fsi, int idx)  in devpts_kill_index()  argument
552 	ida_free(&fsi->allocated_ptys, idx);  in devpts_kill_index()
565 struct dentry *devpts_pty_new(struct pts_fs_info *fsi, int index, void *priv)  in devpts_pty_new()  argument
568 	struct super_block *sb = fsi->sb;  in devpts_pty_new()
575 	opts = &fsi->mount_opts;  in devpts_pty_new()