53 static int parse_mount_options(struct super_block *sb, char *options,  in parse_mount_options()  argument
56 	struct orangefs_sb_info_s *orangefs_sb = ORANGEFS_SB(sb);  in parse_mount_options()
64 	sb->s_flags &= ~SB_POSIXACL;  in parse_mount_options()
77 			sb->s_flags |= SB_POSIXACL;  in parse_mount_options()
105 static struct inode *orangefs_alloc_inode(struct super_block *sb)  in orangefs_alloc_inode()  argument
168 	struct super_block *sb = NULL;  in orangefs_statfs()  local
170 	sb = dentry->d_sb;  in orangefs_statfs()
173 			"%s: called on sb %p (fs_id is %d)\n",  in orangefs_statfs()
175 			sb,  in orangefs_statfs()
176 			(int)(ORANGEFS_SB(sb)->fs_id));  in orangefs_statfs()
181 	new_op->upcall.req.statfs.fs_id = ORANGEFS_SB(sb)->fs_id;  in orangefs_statfs()
183 	if (ORANGEFS_SB(sb)->flags & ORANGEFS_OPT_INTR)  in orangefs_statfs()
202 	buf->f_type = sb->s_magic;  in orangefs_statfs()
203 	memcpy(&buf->f_fsid, &ORANGEFS_SB(sb)->fs_id, sizeof(buf->f_fsid));  in orangefs_statfs()
224 static int orangefs_remount_fs(struct super_block *sb, int *flags, char *data)  in orangefs_remount_fs()  argument
227 	return parse_mount_options(sb, data, 1);  in orangefs_remount_fs()
275 		 * store the id assigned to this sb -- it's just a  in orangefs_remount()
325 static struct dentry *orangefs_fh_to_dentry(struct super_block *sb,  in orangefs_fh_to_dentry()  argument
342 	return d_obtain_alias(orangefs_iget(sb, &refn));  in orangefs_fh_to_dentry()
412 static int orangefs_fill_sb(struct super_block *sb,  in orangefs_fill_sb()  argument
421 	ORANGEFS_SB(sb)->sb = sb;  in orangefs_fill_sb()
423 	ORANGEFS_SB(sb)->root_khandle = fs_mount->root_khandle;  in orangefs_fill_sb()
424 	ORANGEFS_SB(sb)->fs_id = fs_mount->fs_id;  in orangefs_fill_sb()
425 	ORANGEFS_SB(sb)->id = fs_mount->id;  in orangefs_fill_sb()
428 		ret = parse_mount_options(sb, data, silent);  in orangefs_fill_sb()
434 	sb->s_xattr = orangefs_xattr_handlers;  in orangefs_fill_sb()
435 	sb->s_magic = ORANGEFS_SUPER_MAGIC;  in orangefs_fill_sb()
436 	sb->s_op = &orangefs_s_ops;  in orangefs_fill_sb()
437 	sb->s_d_op = &orangefs_dentry_operations;  in orangefs_fill_sb()
439 	sb->s_blocksize = PAGE_SIZE;  in orangefs_fill_sb()
440 	sb->s_blocksize_bits = PAGE_SHIFT;  in orangefs_fill_sb()
441 	sb->s_maxbytes = MAX_LFS_FILESIZE;  in orangefs_fill_sb()
443 	ret = super_setup_bdi(sb);  in orangefs_fill_sb()
447 	root_object.khandle = ORANGEFS_SB(sb)->root_khandle;  in orangefs_fill_sb()
448 	root_object.fs_id = ORANGEFS_SB(sb)->fs_id;  in orangefs_fill_sb()
454 	root = orangefs_iget(sb, &root_object);  in orangefs_fill_sb()
468 	sb->s_export_op = &orangefs_export_ops;  in orangefs_fill_sb()
469 	sb->s_root = root_dentry;  in orangefs_fill_sb()
479 	struct super_block *sb = ERR_PTR(-EINVAL);  in orangefs_mount()  local
516 	sb = sget(fst, NULL, set_anon_super, flags, NULL);  in orangefs_mount()
518 	if (IS_ERR(sb)) {  in orangefs_mount()
519 		d = ERR_CAST(sb);  in orangefs_mount()
525 	/* alloc and init our private orangefs sb info */  in orangefs_mount()
526 	sb->s_fs_info = kzalloc(sizeof(struct orangefs_sb_info_s), GFP_KERNEL);  in orangefs_mount()
527 	if (!ORANGEFS_SB(sb)) {  in orangefs_mount()
532 	ret = orangefs_fill_sb(sb,  in orangefs_mount()
545 	strncpy(ORANGEFS_SB(sb)->devname,  in orangefs_mount()
550 	ORANGEFS_SB(sb)->mount_pending = 0;  in orangefs_mount()
553 	 * finally, add this sb to our list of known orangefs  in orangefs_mount()
554 	 * sb's  in orangefs_mount()
557 		     "Adding SB %p to orangefs superblocks\n",  in orangefs_mount()
558 		     ORANGEFS_SB(sb));  in orangefs_mount()
560 	list_add_tail(&ORANGEFS_SB(sb)->list, &orangefs_superblocks);  in orangefs_mount()
565 	ORANGEFS_SB(sb)->no_list = 0;  in orangefs_mount()
579 	return dget(sb->s_root);  in orangefs_mount()
582 	/* Will call orangefs_kill_sb with sb not in list. */  in orangefs_mount()
583 	ORANGEFS_SB(sb)->no_list = 1;  in orangefs_mount()
585 	deactivate_locked_super(sb);  in orangefs_mount()
598 void orangefs_kill_sb(struct super_block *sb)  in orangefs_kill_sb()  argument
603 	/* provided sb cleanup */  in orangefs_kill_sb()
604 	kill_anon_super(sb);  in orangefs_kill_sb()
606 	if (!ORANGEFS_SB(sb)) {  in orangefs_kill_sb()
615 	r = orangefs_unmount(ORANGEFS_SB(sb)->id, ORANGEFS_SB(sb)->fs_id,  in orangefs_kill_sb()
616 	    ORANGEFS_SB(sb)->devname);  in orangefs_kill_sb()
618 		ORANGEFS_SB(sb)->mount_pending = 1;  in orangefs_kill_sb()
620 	if (!ORANGEFS_SB(sb)->no_list) {  in orangefs_kill_sb()
621 		/* remove the sb from our list of orangefs specific sb's */  in orangefs_kill_sb()
624 		__list_del_entry(&ORANGEFS_SB(sb)->list);  in orangefs_kill_sb()
625 		ORANGEFS_SB(sb)->list.prev = NULL;  in orangefs_kill_sb()
637 	kfree(ORANGEFS_SB(sb));  in orangefs_kill_sb()