dm-bufio.c (712cba5d87a6c0e980ee5fad45734e189c4d7151) dm-bufio.c (3a83f4677539bce8eaa2bca9ee9c20e172d7ab04)
1/*
2 * Copyright (C) 2009-2011 Red Hat, Inc.
3 *
4 * Author: Mikulas Patocka <mpatocka@redhat.com>
5 *
6 * This file is released under the GPL.
7 */
8

--- 597 unchanged lines hidden (view full) ---

606}
607
608static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
609 bio_end_io_t *end_io)
610{
611 char *ptr;
612 int len;
613
1/*
2 * Copyright (C) 2009-2011 Red Hat, Inc.
3 *
4 * Author: Mikulas Patocka <mpatocka@redhat.com>
5 *
6 * This file is released under the GPL.
7 */
8

--- 597 unchanged lines hidden (view full) ---

606}
607
608static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
609 bio_end_io_t *end_io)
610{
611 char *ptr;
612 int len;
613
614 bio_init(&b->bio);
615 b->bio.bi_io_vec = b->bio_vec;
616 b->bio.bi_max_vecs = DM_BUFIO_INLINE_VECS;
614 bio_init(&b->bio, b->bio_vec, DM_BUFIO_INLINE_VECS);
617 b->bio.bi_iter.bi_sector = block << b->c->sectors_per_block_bits;
618 b->bio.bi_bdev = b->c->bdev;
619 b->bio.bi_end_io = inline_endio;
620 /*
621 * Use of .bi_private isn't a problem here because
622 * the dm_buffer's inline bio is local to bufio.
623 */
624 b->bio.bi_private = end_io;

--- 686 unchanged lines hidden (view full) ---

1311
1312/*
1313 * Use dm-io to send and empty barrier flush the device.
1314 */
1315int dm_bufio_issue_flush(struct dm_bufio_client *c)
1316{
1317 struct dm_io_request io_req = {
1318 .bi_op = REQ_OP_WRITE,
615 b->bio.bi_iter.bi_sector = block << b->c->sectors_per_block_bits;
616 b->bio.bi_bdev = b->c->bdev;
617 b->bio.bi_end_io = inline_endio;
618 /*
619 * Use of .bi_private isn't a problem here because
620 * the dm_buffer's inline bio is local to bufio.
621 */
622 b->bio.bi_private = end_io;

--- 686 unchanged lines hidden (view full) ---

1309
1310/*
1311 * Use dm-io to send and empty barrier flush the device.
1312 */
1313int dm_bufio_issue_flush(struct dm_bufio_client *c)
1314{
1315 struct dm_io_request io_req = {
1316 .bi_op = REQ_OP_WRITE,
1319 .bi_op_flags = WRITE_FLUSH,
1317 .bi_op_flags = REQ_PREFLUSH,
1320 .mem.type = DM_IO_KMEM,
1321 .mem.ptr.addr = NULL,
1322 .client = c->dm_io,
1323 };
1324 struct dm_io_region io_reg = {
1325 .bdev = c->bdev,
1326 .sector = 0,
1327 .count = 0,

--- 626 unchanged lines hidden --- 		1318 .mem.type = DM_IO_KMEM,
1319 .mem.ptr.addr = NULL,
1320 .client = c->dm_io,
1321 };
1322 struct dm_io_region io_reg = {
1323 .bdev = c->bdev,
1324 .sector = 0,
1325 .count = 0,

--- 626 unchanged lines hidden ---