139 	sector_t block;  member
259 static struct dm_buffer *__find(struct dm_bufio_client *c, sector_t block)  in __find()  argument
267 		if (b->block == block)  in __find()
270 		n = (b->block < block) ? n->rb_left : n->rb_right;  in __find()
284 		if (found->block == b->block) {  in __insert()
290 		new = (found->block < b->block) ?  in __insert()
476 static void __link_buffer(struct dm_buffer *b, sector_t block, int dirty)  in __link_buffer()  argument
481 	b->block = block;  in __link_buffer()
552 static void use_dmio(struct dm_buffer *b, int rw, sector_t block,  in use_dmio()  argument
564 		.sector = block << b->c->sectors_per_block_bits,  in use_dmio()
600 static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,  in use_inline_bio()  argument
609 	b->bio.bi_iter.bi_sector = block << b->c->sectors_per_block_bits;  in use_inline_bio()
635 			use_dmio(b, rw, block, end_io);  in use_inline_bio()
646 static void submit_io(struct dm_buffer *b, int rw, sector_t block,  in submit_io()  argument
654 		use_inline_bio(b, rw, block, end_io);  in submit_io()
656 		use_dmio(b, rw, block, end_io);  in submit_io()
708 		submit_io(b, WRITE, b->block, write_endio);  in __write_dirty_buffer()
721 		submit_io(b, WRITE, b->block, write_endio);  in __flush_write_list()
965 static struct dm_buffer *__bufio_new(struct dm_bufio_client *c, sector_t block,  in __bufio_new()  argument
973 	b = __find(c, block);  in __bufio_new()
988 	b = __find(c, block);  in __bufio_new()
1000 	__link_buffer(b, block, LIST_CLEAN);  in __bufio_new()
1056 static void *new_read(struct dm_bufio_client *c, sector_t block,  in new_read()  argument
1065 	b = __bufio_new(c, block, nf, &need_submit, &write_list);  in new_read()
1074 		submit_io(b, READ, b->block, read_endio);  in new_read()
1091 void *dm_bufio_get(struct dm_bufio_client *c, sector_t block,  in dm_bufio_get()  argument
1094 	return new_read(c, block, NF_GET, bp);  in dm_bufio_get()
1098 void *dm_bufio_read(struct dm_bufio_client *c, sector_t block,  in dm_bufio_read()  argument
1103 	return new_read(c, block, NF_READ, bp);  in dm_bufio_read()
1107 void *dm_bufio_new(struct dm_bufio_client *c, sector_t block,  in dm_bufio_new()  argument
1112 	return new_read(c, block, NF_FRESH, bp);  in dm_bufio_new()
1117 		       sector_t block, unsigned n_blocks)  in dm_bufio_prefetch()  argument
1128 	for (; n_blocks--; block++) {  in dm_bufio_prefetch()
1131 		b = __bufio_new(c, block, NF_PREFETCH, &need_submit,  in dm_bufio_prefetch()
1144 				submit_io(b, READ, b->block, read_endio);  in dm_bufio_prefetch()
1381 		old_block = b->block;  in dm_bufio_release_move()
1402 void dm_bufio_forget(struct dm_bufio_client *c, sector_t block)  in dm_bufio_forget()  argument
1408 	b = __find(c, block);  in dm_bufio_forget()
1439 	return b->block;  in dm_bufio_get_block_number()
1481 			      (unsigned long long)b->block, b->hold_count, i);  in drop_buffers()