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()
99 	struct bio *bio = ctx->bio;  in decrypt_work()  local
101 	if (fscrypt_decrypt_bio(bio))  in decrypt_work()
104 		__read_end_io(bio);  in decrypt_work()
111 	struct bio *bio = ctx->bio;  in verity_work()  local
122 	bio->bi_private = NULL;  in verity_work()
124 	fsverity_verify_bio(bio);  in verity_work()
126 	__read_end_io(bio);  in verity_work()
154 		__read_end_io(ctx->bio);  in bio_post_read_processing()
158 static bool bio_post_read_required(struct bio *bio)  in bio_post_read_required()  argument
160 	return bio->bi_private && !bio->bi_status;  in bio_post_read_required()
175 static void mpage_end_io(struct bio *bio)  in mpage_end_io()  argument
177 	if (bio_post_read_required(bio)) {  in mpage_end_io()
178 		struct bio_post_read_ctx *ctx = bio->bi_private;  in mpage_end_io()
184 	__read_end_io(bio);  in mpage_end_io()
193 static void ext4_set_bio_post_read_ctx(struct bio *bio,  in ext4_set_bio_post_read_ctx()  argument
210 		ctx->bio = bio;  in ext4_set_bio_post_read_ctx()
212 		bio->bi_private = ctx;  in ext4_set_bio_post_read_ctx()
228 	struct bio *bio = NULL;  in ext4_mpage_readpages()  local
359 		if (bio && (last_block_in_bio != blocks[0] - 1 ||  in ext4_mpage_readpages()
360 			    !fscrypt_mergeable_bio(bio, inode, next_block))) {  in ext4_mpage_readpages()
362 			submit_bio(bio);  in ext4_mpage_readpages()
363 			bio = NULL;  in ext4_mpage_readpages()
365 		if (bio == NULL) {  in ext4_mpage_readpages()
370 			bio = bio_alloc(bdev, bio_max_segs(nr_pages),  in ext4_mpage_readpages()
372 			fscrypt_set_bio_crypt_ctx(bio, inode, next_block,  in ext4_mpage_readpages()
374 			ext4_set_bio_post_read_ctx(bio, inode, page->index);  in ext4_mpage_readpages()
375 			bio->bi_iter.bi_sector = blocks[0] << (blkbits - 9);  in ext4_mpage_readpages()
376 			bio->bi_end_io = mpage_end_io;  in ext4_mpage_readpages()
378 				bio->bi_opf |= REQ_RAHEAD;  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()
406 	if (bio)  in ext4_mpage_readpages()
407 		submit_bio(bio);  in ext4_mpage_readpages()