140 	struct btrfs_bio_ctrl bio_ctrl;  member
191 	struct bio *bio = epd->bio_ctrl.bio;  in end_write_bio()
196 		epd->bio_ctrl.bio = NULL;  in end_write_bio()
209 	struct bio *bio = epd->bio_ctrl.bio;  in flush_write_bio()
220 		epd->bio_ctrl.bio = NULL;  in flush_write_bio()
3198 static int btrfs_bio_add_page(struct btrfs_bio_ctrl *bio_ctrl,  in btrfs_bio_add_page()  argument
3204 	struct bio *bio = bio_ctrl->bio;  in btrfs_bio_add_page()
3213 	ASSERT(bio_ctrl->len_to_oe_boundary && bio_ctrl->len_to_stripe_boundary);  in btrfs_bio_add_page()
3214 	if (bio_ctrl->bio_flags != bio_flags)  in btrfs_bio_add_page()
3217 	if (bio_ctrl->bio_flags & EXTENT_BIO_COMPRESSED)  in btrfs_bio_add_page()
3224 	real_size = min(bio_ctrl->len_to_oe_boundary,  in btrfs_bio_add_page()
3225 			bio_ctrl->len_to_stripe_boundary) - bio_size;  in btrfs_bio_add_page()
3243 static int calc_bio_boundaries(struct btrfs_bio_ctrl *bio_ctrl,  in calc_bio_boundaries()  argument
3250 	u64 logical = (bio_ctrl->bio->bi_iter.bi_sector << SECTOR_SHIFT);  in calc_bio_boundaries()
3260 	if (bio_ctrl->bio_flags & EXTENT_BIO_COMPRESSED) {  in calc_bio_boundaries()
3261 		bio_ctrl->len_to_oe_boundary = U32_MAX;  in calc_bio_boundaries()
3262 		bio_ctrl->len_to_stripe_boundary = U32_MAX;  in calc_bio_boundaries()
3268 	ret = btrfs_get_io_geometry(fs_info, em, btrfs_op(bio_ctrl->bio),  in calc_bio_boundaries()
3275 		bio_ctrl->len_to_stripe_boundary = U32_MAX;  in calc_bio_boundaries()
3277 		bio_ctrl->len_to_stripe_boundary = (u32)geom.len;  in calc_bio_boundaries()
3280 	    bio_op(bio_ctrl->bio) != REQ_OP_ZONE_APPEND) {  in calc_bio_boundaries()
3281 		bio_ctrl->len_to_oe_boundary = U32_MAX;  in calc_bio_boundaries()
3288 		bio_ctrl->len_to_oe_boundary = U32_MAX;  in calc_bio_boundaries()
3292 	bio_ctrl->len_to_oe_boundary = min_t(u32, U32_MAX,  in calc_bio_boundaries()
3299 			 struct btrfs_bio_ctrl *bio_ctrl,  in alloc_new_bio()  argument
3318 	bio_ctrl->bio = bio;  in alloc_new_bio()
3319 	bio_ctrl->bio_flags = bio_flags;  in alloc_new_bio()
3324 	ret = calc_bio_boundaries(bio_ctrl, inode, file_offset);  in alloc_new_bio()
3348 	bio_ctrl->bio = NULL;  in alloc_new_bio()
3370 			      struct btrfs_bio_ctrl *bio_ctrl,  in submit_extent_page()  argument
3382 	ASSERT(bio_ctrl);  in submit_extent_page()
3386 	if (force_bio_submit && bio_ctrl->bio) {  in submit_extent_page()
3387 		ret = submit_one_bio(bio_ctrl->bio, mirror_num, bio_ctrl->bio_flags);  in submit_extent_page()
3388 		bio_ctrl->bio = NULL;  in submit_extent_page()
3398 		if (!bio_ctrl->bio) {  in submit_extent_page()
3399 			ret = alloc_new_bio(inode, bio_ctrl, wbc, opf,  in submit_extent_page()
3411 			added = btrfs_bio_add_page(bio_ctrl, page, disk_bytenr,  in submit_extent_page()
3415 			added = btrfs_bio_add_page(bio_ctrl, page,  in submit_extent_page()
3430 			ASSERT(bio_ctrl->bio->bi_iter.bi_size);  in submit_extent_page()
3431 			ret = submit_one_bio(bio_ctrl->bio, mirror_num,  in submit_extent_page()
3432 					bio_ctrl->bio_flags);  in submit_extent_page()
3433 			bio_ctrl->bio = NULL;  in submit_extent_page()
3550 		      struct btrfs_bio_ctrl *bio_ctrl,  in btrfs_do_readpage()  argument
3725 					 bio_ctrl, page, disk_bytenr, iosize,  in btrfs_do_readpage()
3747 					struct btrfs_bio_ctrl *bio_ctrl,  in contiguous_readpages()  argument
3756 		btrfs_do_readpage(pages[index], em_cached, bio_ctrl,  in contiguous_readpages()
4019 					 &epd->bio_ctrl, page,  in __extent_writepage_io()
4514 			&epd->bio_ctrl, page, eb->start, eb->len,  in write_one_subpage_eb()
4554 					 &epd->bio_ctrl, p, disk_bytenr,  in write_one_eb()
4773 		.bio_ctrl = { 0 },  in btree_write_cache_pages()
5055 		.bio_ctrl = { 0 },  in extent_write_full_page()
5082 		.bio_ctrl = { 0 },  in extent_write_locked_range()
5125 		.bio_ctrl = { 0 },  in extent_writepages()
5142 	struct btrfs_bio_ctrl bio_ctrl = { 0 };  in extent_readahead()  local
5153 				&em_cached, &bio_ctrl, &prev_em_start);  in extent_readahead()
5159 	if (bio_ctrl.bio) {  in extent_readahead()
5160 		if (submit_one_bio(bio_ctrl.bio, 0, bio_ctrl.bio_flags))  in extent_readahead()
6456 	struct btrfs_bio_ctrl bio_ctrl = { 0 };  in read_extent_buffer_subpage()  local
6488 	ret = submit_extent_page(REQ_OP_READ | REQ_META, NULL, &bio_ctrl,  in read_extent_buffer_subpage()
6501 	if (bio_ctrl.bio) {  in read_extent_buffer_subpage()
6504 		tmp = submit_one_bio(bio_ctrl.bio, mirror_num, 0);  in read_extent_buffer_subpage()
6505 		bio_ctrl.bio = NULL;  in read_extent_buffer_subpage()
6528 	struct btrfs_bio_ctrl bio_ctrl = { 0 };  in read_extent_buffer_pages()  local
6592 					 &bio_ctrl, page, page_offset(page),  in read_extent_buffer_pages()
6611 	if (bio_ctrl.bio) {  in read_extent_buffer_pages()
6612 		err = submit_one_bio(bio_ctrl.bio, mirror_num, bio_ctrl.bio_flags);  in read_extent_buffer_pages()
6613 		bio_ctrl.bio = NULL;  in read_extent_buffer_pages()