65 	struct bio *bio;  member
71 static void __read_end_io(struct bio *bio)  in __read_end_io()  argument
77 	bio_for_each_segment_all(bv, bio, iter_all) {  in __read_end_io()
81 		if (bio->bi_status || PageError(page)) {  in __read_end_io()
90 	if (bio->bi_private)  in __read_end_io()
91 		mempool_free(bio->bi_private, bio_post_read_ctx_pool);  in __read_end_io()
92 	bio_put(bio);  in __read_end_io()
102 	fscrypt_decrypt_bio(ctx->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()
164 ext4_trace_read_completion(struct bio *bio)  in ext4_trace_read_completion()  argument
166 	struct page *first_page = bio->bi_io_vec[0].bv_page;  in ext4_trace_read_completion()
171 					      bio->bi_iter.bi_size);  in ext4_trace_read_completion()
186 static void mpage_end_io(struct bio *bio)  in mpage_end_io()  argument
189 		ext4_trace_read_completion(bio);  in mpage_end_io()
191 	if (bio_post_read_required(bio)) {  in mpage_end_io()
192 		struct bio_post_read_ctx *ctx = bio->bi_private;  in mpage_end_io()
198 	__read_end_io(bio);  in mpage_end_io()
207 static void ext4_set_bio_post_read_ctx(struct bio *bio,  in ext4_set_bio_post_read_ctx()  argument
224 		ctx->bio = bio;  in ext4_set_bio_post_read_ctx()
226 		bio->bi_private = ctx;  in ext4_set_bio_post_read_ctx()
240 ext4_submit_bio_read(struct bio *bio)  in ext4_submit_bio_read()  argument
243 		struct page *first_page = bio->bi_io_vec[0].bv_page;  in ext4_submit_bio_read()
254 				bio->bi_iter.bi_size,  in ext4_submit_bio_read()
260 	submit_bio(bio);  in ext4_submit_bio_read()
266 	struct bio *bio = NULL;  in ext4_mpage_readpages()  local
402 		if (bio && (last_block_in_bio != blocks[0] - 1 ||  in ext4_mpage_readpages()
403 			    !fscrypt_mergeable_bio(bio, inode, next_block))) {  in ext4_mpage_readpages()
405 			ext4_submit_bio_read(bio);  in ext4_mpage_readpages()
406 			bio = NULL;  in ext4_mpage_readpages()
408 		if (bio == NULL) {  in ext4_mpage_readpages()
413 			bio = bio_alloc(GFP_KERNEL,  in ext4_mpage_readpages()
415 			fscrypt_set_bio_crypt_ctx(bio, inode, next_block,  in ext4_mpage_readpages()
417 			ext4_set_bio_post_read_ctx(bio, inode, page->index);  in ext4_mpage_readpages()
418 			bio_set_dev(bio, bdev);  in ext4_mpage_readpages()
419 			bio->bi_iter.bi_sector = blocks[0] << (blkbits - 9);  in ext4_mpage_readpages()
420 			bio->bi_end_io = mpage_end_io;  in ext4_mpage_readpages()
421 			bio_set_op_attrs(bio, REQ_OP_READ,  in ext4_mpage_readpages()
426 		if (bio_add_page(bio, page, length, 0) < length)  in ext4_mpage_readpages()
432 			ext4_submit_bio_read(bio);  in ext4_mpage_readpages()
433 			bio = NULL;  in ext4_mpage_readpages()
438 		if (bio) {  in ext4_mpage_readpages()
439 			ext4_submit_bio_read(bio);  in ext4_mpage_readpages()
440 			bio = NULL;  in ext4_mpage_readpages()
450 	if (bio)  in ext4_mpage_readpages()
451 		ext4_submit_bio_read(bio);  in ext4_mpage_readpages()