2385 	struct inode *inode = mapping->host;  in setup_swap_extents()  local
2388 	if (S_ISBLK(inode->i_mode)) {  in setup_swap_extents()
2523 	struct inode *inode;  in SYSCALL_DEFINE1()  local
2660 	inode = mapping->host;  in SYSCALL_DEFINE1()
2661 	if (S_ISBLK(inode->i_mode)) {  in SYSCALL_DEFINE1()
2662 		struct block_device *bdev = I_BDEV(inode);  in SYSCALL_DEFINE1()
2668 	inode_lock(inode);  in SYSCALL_DEFINE1()
2669 	inode->i_flags &= ~S_SWAPFILE;  in SYSCALL_DEFINE1()
2670 	inode_unlock(inode);  in SYSCALL_DEFINE1()
2785 static int swaps_open(struct inode *inode, struct file *file)  in swaps_open()  argument
2874 static int claim_swapfile(struct swap_info_struct *p, struct inode *inode)  in claim_swapfile()  argument
2878 	if (S_ISBLK(inode->i_mode)) {  in claim_swapfile()
2879 		p->bdev = bdgrab(I_BDEV(inode));  in claim_swapfile()
2891 	} else if (S_ISREG(inode->i_mode)) {  in claim_swapfile()
2892 		p->bdev = inode->i_sb->s_bdev;  in claim_swapfile()
2895 	inode_lock(inode);  in claim_swapfile()
2896 	if (IS_SWAPFILE(inode))  in claim_swapfile()
2933 					struct inode *inode)  in read_swap_header()  argument
2987 	swapfilepages = i_size_read(inode) >> PAGE_SHIFT;  in read_swap_header()
2992 	if (swap_header->info.nr_badpages && S_ISREG(inode->i_mode))  in read_swap_header()
3118 	struct inode *inode = NULL;  in SYSCALL_DEFINE2()  local
3151 	inode = mapping->host;  in SYSCALL_DEFINE2()
3154 	error = claim_swapfile(p, inode);  in SYSCALL_DEFINE2()
3172 	maxpages = read_swap_header(p, swap_header, inode);  in SYSCALL_DEFINE2()
3185 	if (bdi_cap_stable_pages_required(inode_to_bdi(inode)))  in SYSCALL_DEFINE2()
3188 	if (bdi_cap_synchronous_io(inode_to_bdi(inode)))  in SYSCALL_DEFINE2()
3282 	inode->i_flags |= S_SWAPFILE;  in SYSCALL_DEFINE2()
3283 	error = inode_drain_writes(inode);  in SYSCALL_DEFINE2()
3285 		inode->i_flags &= ~S_SWAPFILE;  in SYSCALL_DEFINE2()
3314 	if (inode && S_ISBLK(inode->i_mode) && p->bdev) {  in SYSCALL_DEFINE2()
3330 		if (inode) {  in SYSCALL_DEFINE2()
3331 			inode_unlock(inode);  in SYSCALL_DEFINE2()
3332 			inode = NULL;  in SYSCALL_DEFINE2()
3343 	if (inode)  in SYSCALL_DEFINE2()
3344 		inode_unlock(inode);  in SYSCALL_DEFINE2()