95 	unsigned poff = offset_in_page(*pos);  in iomap_adjust_read_range()  local
96 	unsigned plen = min_t(loff_t, PAGE_SIZE - poff, length);  in iomap_adjust_read_range()
97 	unsigned first = poff >> block_bits;  in iomap_adjust_read_range()
98 	unsigned last = (poff + plen - 1) >> block_bits;  in iomap_adjust_read_range()
113 			poff += block_size;  in iomap_adjust_read_range()
140 	*offp = poff;  in iomap_adjust_read_range()
245 	unsigned poff, plen;  in iomap_readpage_actor()  local
255 	iomap_adjust_read_range(inode, iop, &pos, length, &poff, &plen);  in iomap_readpage_actor()
260 		zero_user(page, poff, plen);  in iomap_readpage_actor()
261 		iomap_set_range_uptodate(page, poff, plen);  in iomap_readpage_actor()
272 		if (__bio_try_merge_page(ctx->bio, page, plen, poff,  in iomap_readpage_actor()
304 	bio_add_page(ctx->bio, page, plen, poff);  in iomap_readpage_actor()
320 	unsigned poff;  in iomap_readpage()  local
325 	for (poff = 0; poff < PAGE_SIZE; poff += ret) {  in iomap_readpage()
326 		ret = iomap_apply(inode, page_offset(page) + poff,  in iomap_readpage()
327 				PAGE_SIZE - poff, 0, ops, &ctx,  in iomap_readpage()
536 iomap_read_page_sync(loff_t block_start, struct page *page, unsigned poff,  in iomap_read_page_sync()  argument
546 	__bio_add_page(&bio, page, plen, poff);  in iomap_read_page_sync()
558 	unsigned from = offset_in_page(pos), to = from + len, poff, plen;  in __iomap_write_begin()  local
566 				block_end - block_start, &poff, &plen);  in __iomap_write_begin()
571 		    (from <= poff || from >= poff + plen) &&  in __iomap_write_begin()
572 		    (to <= poff || to >= poff + plen))  in __iomap_write_begin()
578 			zero_user_segments(page, poff, from, to, poff + plen);  in __iomap_write_begin()
581 					poff, plen, srcmap);  in __iomap_write_begin()
585 		iomap_set_range_uptodate(page, poff, plen);  in __iomap_write_begin()
1295 	unsigned poff = offset & (PAGE_SIZE - 1);  in iomap_add_to_ioend()  local
1304 	merged = __bio_try_merge_page(wpc->ioend->io_bio, page, len, poff,  in iomap_add_to_ioend()
1314 		bio_add_page(wpc->ioend->io_bio, page, len, poff);  in iomap_add_to_ioend()