354  * But normally   info->alloced == inode->i_mapping->nrpages + info->swapped
355  * So mm freed is info->alloced - (inode->i_mapping->nrpages + info->swapped)
364 	freed = info->alloced - info->swapped - inode->i_mapping->nrpages;  in shmem_recalc_inode()
800  * given offsets are swapped out.
810 	unsigned long swapped = 0;  in shmem_partial_swap_usage()  local
817 			swapped++;  in shmem_partial_swap_usage()
827 	return swapped << PAGE_SHIFT;  in shmem_partial_swap_usage()
832  * given vma is swapped out.
842 	unsigned long swapped;  in shmem_swap_usage()  local
845 	swapped = READ_ONCE(info->swapped);  in shmem_swap_usage()
852 	if (!swapped)  in shmem_swap_usage()
856 		return swapped << PAGE_SHIFT;  in shmem_swap_usage()
1051 	info->swapped -= nr_swaps_freed;  in shmem_undo_range()
1070 	if (info->alloced - info->swapped != inode->i_mapping->nrpages) {  in shmem_getattr()
1211  * Move the swapped pages for an inode to page cache. Returns the count
1212  * of pages swapped in, or the error in case of failure.
1305 		if (!info->swapped) {  in shmem_unuse()
1324 		if (!info->swapped)  in shmem_unuse()
1419 	 * Add inode to shmem_unuse()'s list of swapped-out inodes,  in shmem_writepage()
1423 	 * we've incremented swapped, because shmem_unuse_inode() will  in shmem_writepage()
1424 	 * prune a !swapped inode from the swaplist under this mutex.  in shmem_writepage()
1435 		info->swapped++;  in shmem_writepage()
1705  * Caller has to make sure that *pagep contains a valid swapped page.
1774 	info->swapped--;  in shmem_swapin_page()