63 	struct bio *bio;  member
69 static void __read_end_io(struct bio *bio)  in __read_end_io()  argument
75 	bio_for_each_segment_all(bv, bio, iter_all) {  in __read_end_io()
79 		if (bio->bi_status || PageError(page)) {  in __read_end_io()
88 	if (bio->bi_private)  in __read_end_io()
89 		mempool_free(bio->bi_private, bio_post_read_ctx_pool);  in __read_end_io()
90 	bio_put(bio);  in __read_end_io()
100 	fscrypt_decrypt_bio(ctx->bio);  in decrypt_work()
110 	fsverity_verify_bio(ctx->bio);  in verity_work()
140 		__read_end_io(ctx->bio);  in bio_post_read_processing()
144 static bool bio_post_read_required(struct bio *bio)  in bio_post_read_required()  argument
146 	return bio->bi_private && !bio->bi_status;  in bio_post_read_required()
161 static void mpage_end_io(struct bio *bio)  in mpage_end_io()  argument
163 	if (bio_post_read_required(bio)) {  in mpage_end_io()
164 		struct bio_post_read_ctx *ctx = bio->bi_private;  in mpage_end_io()
170 	__read_end_io(bio);  in mpage_end_io()
180 						       struct bio *bio,  in get_bio_post_read_ctx()  argument
196 		ctx->bio = bio;  in get_bio_post_read_ctx()
198 		bio->bi_private = ctx;  in get_bio_post_read_ctx()
216 	struct bio *bio = NULL;  in ext4_mpage_readpages()  local
355 		if (bio && (last_block_in_bio != blocks[0] - 1)) {  in ext4_mpage_readpages()
357 			submit_bio(bio);  in ext4_mpage_readpages()
358 			bio = NULL;  in ext4_mpage_readpages()
360 		if (bio == NULL) {  in ext4_mpage_readpages()
363 			bio = bio_alloc(GFP_KERNEL,  in ext4_mpage_readpages()
365 			if (!bio)  in ext4_mpage_readpages()
367 			ctx = get_bio_post_read_ctx(inode, bio, page->index);  in ext4_mpage_readpages()
369 				bio_put(bio);  in ext4_mpage_readpages()
370 				bio = NULL;  in ext4_mpage_readpages()
373 			bio_set_dev(bio, bdev);  in ext4_mpage_readpages()
374 			bio->bi_iter.bi_sector = blocks[0] << (blkbits - 9);  in ext4_mpage_readpages()
375 			bio->bi_end_io = mpage_end_io;  in ext4_mpage_readpages()
376 			bio->bi_private = ctx;  in ext4_mpage_readpages()
377 			bio_set_op_attrs(bio, REQ_OP_READ,  in ext4_mpage_readpages()
382 		if (bio_add_page(bio, page, length, 0) < length)  in ext4_mpage_readpages()
388 			submit_bio(bio);  in ext4_mpage_readpages()
389 			bio = NULL;  in ext4_mpage_readpages()
394 		if (bio) {  in ext4_mpage_readpages()
395 			submit_bio(bio);  in ext4_mpage_readpages()
396 			bio = NULL;  in ext4_mpage_readpages()
407 	if (bio)  in ext4_mpage_readpages()
408 		submit_bio(bio);  in ext4_mpage_readpages()