leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

block/fs/drivers: remove rw argument from submit_bio

Browse Source 
This has callers of submit_bio/submit_bio_wait set the bio->bi_rw
instead of passing it in. This makes that use the same as
generic_make_request and how we set the other bio fields.

Signed-off-by: Mike Christie <mchristi@redhat.com>

Fixed up fs/ext4/crypto.c

Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Mike Christie 2016-06-05 14:31:41 -05:00 committed by Jens Axboe
parent af8c34ce6a
commit 4e49ea4a3d
53 changed files with 221 additions and 148 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
block/bio.c
View File

@ -854,21 +854,20 @@ static void submit_bio_wait_endio(struct bio *bio)
/**
* submit_bio_wait - submit a bio, and wait until it completes
* @rw: whether to %READ or %WRITE, or maybe to %READA (read ahead)
* @bio: The &struct bio which describes the I/O
*
* Simple wrapper around submit_bio(). Returns 0 on success, or the error from
* bio_endio() on failure.
*/
int submit_bio_wait(int rw, struct bio *bio)
int submit_bio_wait(struct bio *bio)
{
struct submit_bio_ret ret;
rw |= REQ_SYNC;
init_completion(&ret.event);
bio->bi_private = &ret;
bio->bi_end_io = submit_bio_wait_endio;
submit_bio(rw, bio);
bio->bi_rw |= REQ_SYNC;
submit_bio(bio);
wait_for_completion_io(&ret.event);
return ret.error;

11
block/blk-core.c
View File

@ -2094,7 +2094,6 @@ EXPORT_SYMBOL(generic_make_request);
/**
* submit_bio - submit a bio to the block device layer for I/O
* @rw: whether to %READ or %WRITE, or maybe to %READA (read ahead)
* @bio: The &struct bio which describes the I/O
*
* submit_bio() is very similar in purpose to generic_make_request(), and
@ -2102,10 +2101,8 @@ EXPORT_SYMBOL(generic_make_request);
* interfaces; @bio must be presetup and ready for I/O.
*
*/
blk_qc_t submit_bio(int rw, struct bio *bio)
blk_qc_t submit_bio(struct bio *bio)
{
bio->bi_rw |= rw;
/*
* If it's a regular read/write or a barrier with data attached,
* go through the normal accounting stuff before submission.
@ -2113,12 +2110,12 @@ blk_qc_t submit_bio(int rw, struct bio *bio)
if (bio_has_data(bio)) {
unsigned int count;
if (unlikely(rw & REQ_WRITE_SAME))
if (unlikely(bio->bi_rw & REQ_WRITE_SAME))
count = bdev_logical_block_size(bio->bi_bdev) >> 9;
else
count = bio_sectors(bio);
if (rw & WRITE) {
if (bio->bi_rw & WRITE) {
count_vm_events(PGPGOUT, count);
} else {
task_io_account_read(bio->bi_iter.bi_size);
@ -2129,7 +2126,7 @@ blk_qc_t submit_bio(int rw, struct bio *bio)
char b[BDEVNAME_SIZE];
printk(KERN_DEBUG "%s(%d): %s block %Lu on %s (%u sectors)\n",
current->comm, task_pid_nr(current),
(rw & WRITE) ? "WRITE" : "READ",
(bio->bi_rw & WRITE) ? "WRITE" : "READ",
(unsigned long long)bio->bi_iter.bi_sector,
bdevname(bio->bi_bdev, b),
count);

3
block/blk-flush.c
View File

@ -485,8 +485,9 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask,
bio = bio_alloc(gfp_mask, 0);
bio->bi_bdev = bdev;
bio->bi_rw = WRITE_FLUSH;
ret = submit_bio_wait(WRITE_FLUSH, bio);
ret = submit_bio_wait(bio);
/*
* The driver must store the error location in ->bi_sector, if

20
block/blk-lib.c
View File

@ -9,14 +9,14 @@
#include "blk.h"
static struct bio *next_bio(struct bio *bio, int rw, unsigned int nr_pages,
static struct bio *next_bio(struct bio *bio, unsigned int nr_pages,
gfp_t gfp)
{
struct bio *new = bio_alloc(gfp, nr_pages);
if (bio) {
bio_chain(bio, new);
submit_bio(rw, bio);
submit_bio(bio);
}
return new;
@ -62,9 +62,10 @@ int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
req_sects = end_sect - sector;
}
bio = next_bio(bio, type, 1, gfp_mask);
bio = next_bio(bio, 1, gfp_mask);
bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_rw = type;
bio->bi_iter.bi_size = req_sects << 9;
nr_sects -= req_sects;
@ -110,7 +111,7 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
ret = __blkdev_issue_discard(bdev, sector, nr_sects, gfp_mask, type,
&bio);
if (!ret && bio) {
ret = submit_bio_wait(type, bio);
ret = submit_bio_wait(bio);
if (ret == -EOPNOTSUPP)
ret = 0;
}
@ -147,13 +148,14 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
max_write_same_sectors = UINT_MAX >> 9;
while (nr_sects) {
bio = next_bio(bio, REQ_WRITE | REQ_WRITE_SAME, 1, gfp_mask);
bio = next_bio(bio, 1, gfp_mask);
bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_vcnt = 1;
bio->bi_io_vec->bv_page = page;
bio->bi_io_vec->bv_offset = 0;
bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);
bio->bi_rw = REQ_WRITE | REQ_WRITE_SAME;
if (nr_sects > max_write_same_sectors) {
bio->bi_iter.bi_size = max_write_same_sectors << 9;
@ -166,7 +168,7 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
}
if (bio)
ret = submit_bio_wait(REQ_WRITE | REQ_WRITE_SAME, bio);
ret = submit_bio_wait(bio);
return ret != -EOPNOTSUPP ? ret : 0;
}
EXPORT_SYMBOL(blkdev_issue_write_same);
@ -190,11 +192,11 @@ static int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
unsigned int sz;
while (nr_sects != 0) {
bio = next_bio(bio, WRITE,
min(nr_sects, (sector_t)BIO_MAX_PAGES),
bio = next_bio(bio, min(nr_sects, (sector_t)BIO_MAX_PAGES),
gfp_mask);
bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_rw = REQ_WRITE;
while (nr_sects != 0) {
sz = min((sector_t) PAGE_SIZE >> 9 , nr_sects);
@ -207,7 +209,7 @@ static int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
}
if (bio)
return submit_bio_wait(WRITE, bio);
return submit_bio_wait(bio);
return 0;
}

2
drivers/block/drbd/drbd_actlog.c
View File

@ -177,7 +177,7 @@ static int _drbd_md_sync_page_io(struct drbd_device *device,
if (drbd_insert_fault(device, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD))
bio_io_error(bio);
else
submit_bio(rw, bio);
submit_bio(bio);
wait_until_done_or_force_detached(device, bdev, &device->md_io.done);
if (!bio->bi_error)
err = device->md_io.error;

4
drivers/block/drbd/drbd_bitmap.c
View File

@ -1011,12 +1011,12 @@ static void bm_page_io_async(struct drbd_bm_aio_ctx *ctx, int page_nr) __must_ho
bio_add_page(bio, page, len, 0);
bio->bi_private = ctx;
bio->bi_end_io = drbd_bm_endio;
bio->bi_rw = rw;
if (drbd_insert_fault(device, (rw & WRITE) ? DRBD_FAULT_MD_WR : DRBD_FAULT_MD_RD)) {
bio->bi_rw |= rw;
bio_io_error(bio);
} else {
submit_bio(rw, bio);
submit_bio(bio);
/* this should not count as user activity and cause the
* resync to throttle -- see drbd_rs_should_slow_down(). */
atomic_add(len >> 9, &device->rs_sect_ev);

3
drivers/block/floppy.c
View File

@ -3822,8 +3822,9 @@ static int __floppy_read_block_0(struct block_device *bdev, int drive)
bio.bi_flags |= (1 << BIO_QUIET);
bio.bi_private = &cbdata;
bio.bi_end_io = floppy_rb0_cb;
bio.bi_rw = READ;
submit_bio(READ, &bio);
submit_bio(&bio);
process_fd_request();
init_completion(&cbdata.complete);

4
drivers/block/xen-blkback/blkback.c
View File

@ -1369,6 +1369,7 @@ static int dispatch_rw_block_io(struct xen_blkif_ring *ring,
bio->bi_private = pending_req;
bio->bi_end_io = end_block_io_op;
bio->bi_iter.bi_sector = preq.sector_number;
bio->bi_rw = operation;
}
preq.sector_number += seg[i].nsec;
@ -1386,13 +1387,14 @@ static int dispatch_rw_block_io(struct xen_blkif_ring *ring,
bio->bi_bdev = preq.bdev;
bio->bi_private = pending_req;
bio->bi_end_io = end_block_io_op;
bio->bi_rw = operation;
}
atomic_set(&pending_req->pendcnt, nbio);
blk_start_plug(&plug);
for (i = 0; i < nbio; i++)
submit_bio(operation, biolist[i]);
submit_bio(biolist[i]);
/* Let the I/Os go.. */
blk_finish_plug(&plug);

4
drivers/block/xen-blkfront.c
View File

@ -2114,7 +2114,7 @@ static int blkif_recover(struct blkfront_info *info)
bio_trim(cloned_bio, offset, size);
cloned_bio->bi_private = split_bio;
cloned_bio->bi_end_io = split_bio_end;
submit_bio(cloned_bio->bi_rw, cloned_bio);
submit_bio(cloned_bio);
}
/*
* Now we have to wait for all those smaller bios to
@ -2123,7 +2123,7 @@ static int blkif_recover(struct blkfront_info *info)
continue;
}
/* We don't need to split this bio */
submit_bio(bio->bi_rw, bio);
submit_bio(bio);
}
return 0;

6
drivers/md/bcache/debug.c
View File

@ -52,9 +52,10 @@ void bch_btree_verify(struct btree *b)
bio->bi_bdev = PTR_CACHE(b->c, &b->key, 0)->bdev;
bio->bi_iter.bi_sector = PTR_OFFSET(&b->key, 0);
bio->bi_iter.bi_size = KEY_SIZE(&v->key) << 9;
bio->bi_rw = REQ_META|READ_SYNC;
bch_bio_map(bio, sorted);
submit_bio_wait(REQ_META|READ_SYNC, bio);
submit_bio_wait(bio);
bch_bbio_free(bio, b->c);
memcpy(ondisk, sorted, KEY_SIZE(&v->key) << 9);
@ -113,11 +114,12 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio)
check = bio_clone(bio, GFP_NOIO);
if (!check)
return;
check->bi_rw |= READ_SYNC;
if (bio_alloc_pages(check, GFP_NOIO))
goto out_put;
submit_bio_wait(READ_SYNC, check);
submit_bio_wait(check);
bio_for_each_segment(bv, bio, iter) {
void *p1 = kmap_atomic(bv.bv_page);

2
drivers/md/bcache/journal.c
View File

@ -418,7 +418,7 @@ static void journal_discard_work(struct work_struct *work)
struct journal_device *ja =
container_of(work, struct journal_device, discard_work);
submit_bio(0, &ja->discard_bio);
submit_bio(&ja->discard_bio);
}
static void do_journal_discard(struct cache *ca)

4
drivers/md/bcache/super.c
View File

@ -212,7 +212,7 @@ static void __write_super(struct cache_sb *sb, struct bio *bio)
unsigned i;
bio->bi_iter.bi_sector = SB_SECTOR;
bio->bi_rw = REQ_SYNC|REQ_META;
bio->bi_rw = REQ_WRITE|REQ_SYNC|REQ_META;
bio->bi_iter.bi_size = SB_SIZE;
bch_bio_map(bio, NULL);
@ -238,7 +238,7 @@ static void __write_super(struct cache_sb *sb, struct bio *bio)
pr_debug("ver %llu, flags %llu, seq %llu",
sb->version, sb->flags, sb->seq);
submit_bio(REQ_WRITE, bio);
submit_bio(bio);
}
static void bch_write_bdev_super_unlock(struct closure *cl)

3
drivers/md/dm-bufio.c
View File

@ -634,6 +634,7 @@ static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
* the dm_buffer's inline bio is local to bufio.
*/
b->bio.bi_private = end_io;
b->bio.bi_rw = rw;
/*
* We assume that if len >= PAGE_SIZE ptr is page-aligned.
@ -660,7 +661,7 @@ static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
ptr += PAGE_SIZE;
} while (len > 0);
submit_bio(rw, &b->bio);
submit_bio(&b->bio);
}
static void submit_io(struct dm_buffer *b, int rw, sector_t block,

3
drivers/md/dm-io.c
View File

@ -322,6 +322,7 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
bio->bi_iter.bi_sector = where->sector + (where->count - remaining);
bio->bi_bdev = where->bdev;
bio->bi_end_io = endio;
bio->bi_rw = rw;
store_io_and_region_in_bio(bio, io, region);
if (rw & REQ_DISCARD) {
@ -355,7 +356,7 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
}
atomic_inc(&io->count);
submit_bio(rw, bio);
submit_bio(bio);
} while (remaining);
}

9
drivers/md/dm-log-writes.c
View File

@ -205,6 +205,7 @@ static int write_metadata(struct log_writes_c *lc, void *entry,
bio->bi_bdev = lc->logdev->bdev;
bio->bi_end_io = log_end_io;
bio->bi_private = lc;
bio->bi_rw = WRITE;
page = alloc_page(GFP_KERNEL);
if (!page) {
@ -226,7 +227,7 @@ static int write_metadata(struct log_writes_c *lc, void *entry,
DMERR("Couldn't add page to the log block");
goto error_bio;
}
submit_bio(WRITE, bio);
submit_bio(bio);
return 0;
error_bio:
bio_put(bio);
@ -269,6 +270,7 @@ static int log_one_block(struct log_writes_c *lc,
bio->bi_bdev = lc->logdev->bdev;
bio->bi_end_io = log_end_io;
bio->bi_private = lc;
bio->bi_rw = WRITE;
for (i = 0; i < block->vec_cnt; i++) {
/*
@ -279,7 +281,7 @@ static int log_one_block(struct log_writes_c *lc,
block->vecs[i].bv_len, 0);
if (ret != block->vecs[i].bv_len) {
atomic_inc(&lc->io_blocks);
submit_bio(WRITE, bio);
submit_bio(bio);
bio = bio_alloc(GFP_KERNEL, block->vec_cnt - i);
if (!bio) {
DMERR("Couldn't alloc log bio");
@ -290,6 +292,7 @@ static int log_one_block(struct log_writes_c *lc,
bio->bi_bdev = lc->logdev->bdev;
bio->bi_end_io = log_end_io;
bio->bi_private = lc;
bio->bi_rw = WRITE;
ret = bio_add_page(bio, block->vecs[i].bv_page,
block->vecs[i].bv_len, 0);
@ -301,7 +304,7 @@ static int log_one_block(struct log_writes_c *lc,
}
sector += block->vecs[i].bv_len >> SECTOR_SHIFT;
}
submit_bio(WRITE, bio);
submit_bio(bio);
out:
kfree(block->data);
kfree(block);

3
drivers/md/dm-thin.c
View File

@ -371,7 +371,8 @@ static void end_discard(struct discard_op *op, int r)
* need to wait for the chain to complete.
*/
bio_chain(op->bio, op->parent_bio);
submit_bio(REQ_WRITE | REQ_DISCARD, op->bio);
op->bio->bi_rw = REQ_WRITE | REQ_DISCARD;
submit_bio(op->bio);
}
blk_finish_plug(&op->plug);

10
drivers/md/md.c
View File

@ -394,8 +394,9 @@ static void submit_flushes(struct work_struct *ws)
bi->bi_end_io = md_end_flush;
bi->bi_private = rdev;
bi->bi_bdev = rdev->bdev;
bi->bi_rw = WRITE_FLUSH;
atomic_inc(&mddev->flush_pending);
submit_bio(WRITE_FLUSH, bi);
submit_bio(bi);
rcu_read_lock();
rdev_dec_pending(rdev, mddev);
}
@ -742,9 +743,10 @@ void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
bio_add_page(bio, page, size, 0);
bio->bi_private = rdev;
bio->bi_end_io = super_written;
bio->bi_rw = WRITE_FLUSH_FUA;
atomic_inc(&mddev->pending_writes);
submit_bio(WRITE_FLUSH_FUA, bio);
submit_bio(bio);
}
void md_super_wait(struct mddev *mddev)
@ -761,6 +763,7 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?
rdev->meta_bdev : rdev->bdev;
bio->bi_rw = rw;
if (metadata_op)
bio->bi_iter.bi_sector = sector + rdev->sb_start;
else if (rdev->mddev->reshape_position != MaxSector &&
@ -770,7 +773,8 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
else
bio->bi_iter.bi_sector = sector + rdev->data_offset;
bio_add_page(bio, page, size, 0);
submit_bio_wait(rw, bio);
submit_bio_wait(bio);
ret = !bio->bi_error;
bio_put(bio);

3
drivers/md/raid1.c
View File

@ -2208,7 +2208,8 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
bio_trim(wbio, sector - r1_bio->sector, sectors);
wbio->bi_iter.bi_sector += rdev->data_offset;
wbio->bi_bdev = rdev->bdev;
if (submit_bio_wait(WRITE, wbio) < 0)
if (submit_bio_wait(wbio) < 0)
/* failure! */
ok = rdev_set_badblocks(rdev, sector,
sectors, 0)

4
drivers/md/raid10.c
View File

@ -2474,7 +2474,9 @@ static int narrow_write_error(struct r10bio *r10_bio, int i)
choose_data_offset(r10_bio, rdev) +
(sector - r10_bio->sector));
wbio->bi_bdev = rdev->bdev;
if (submit_bio_wait(WRITE, wbio) < 0)
wbio->bi_rw = WRITE;
if (submit_bio_wait(wbio) < 0)
/* Failure! */
ok = rdev_set_badblocks(rdev, sector,
sectors, 0)

7
drivers/md/raid5-cache.c
View File

@ -254,7 +254,7 @@ static void r5l_submit_current_io(struct r5l_log *log)
__r5l_set_io_unit_state(io, IO_UNIT_IO_START);
spin_unlock_irqrestore(&log->io_list_lock, flags);
submit_bio(WRITE, io->current_bio);
submit_bio(io->current_bio);
}
static struct bio *r5l_bio_alloc(struct r5l_log *log)
@ -373,7 +373,7 @@ static void r5l_append_payload_page(struct r5l_log *log, struct page *page)
io->current_bio = r5l_bio_alloc(log);
bio_chain(io->current_bio, prev);
submit_bio(WRITE, prev);
submit_bio(prev);
}
if (!bio_add_page(io->current_bio, page, PAGE_SIZE, 0))
@ -686,7 +686,8 @@ void r5l_flush_stripe_to_raid(struct r5l_log *log)
bio_reset(&log->flush_bio);
log->flush_bio.bi_bdev = log->rdev->bdev;
log->flush_bio.bi_end_io = r5l_log_flush_endio;
submit_bio(WRITE_FLUSH, &log->flush_bio);
log->flush_bio.bi_rw = WRITE_FLUSH;
submit_bio(&log->flush_bio);
}
static void r5l_write_super(struct r5l_log *log, sector_t cp);

24
drivers/target/target_core_iblock.c
View File

@ -312,7 +312,7 @@ static void iblock_bio_done(struct bio *bio)
}
static struct bio *
iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num)
iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num, int rw)
{
struct iblock_dev *ib_dev = IBLOCK_DEV(cmd->se_dev);
struct bio *bio;
@ -334,18 +334,19 @@ iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num)
bio->bi_private = cmd;
bio->bi_end_io = &iblock_bio_done;
bio->bi_iter.bi_sector = lba;
bio->bi_rw = rw;
return bio;
}
static void iblock_submit_bios(struct bio_list *list, int rw)
static void iblock_submit_bios(struct bio_list *list)
{
struct blk_plug plug;
struct bio *bio;
blk_start_plug(&plug);
while ((bio = bio_list_pop(list)))
submit_bio(rw, bio);
submit_bio(bio);
blk_finish_plug(&plug);
}
@ -387,9 +388,10 @@ iblock_execute_sync_cache(struct se_cmd *cmd)
bio = bio_alloc(GFP_KERNEL, 0);
bio->bi_end_io = iblock_end_io_flush;
bio->bi_bdev = ib_dev->ibd_bd;
bio->bi_rw = WRITE_FLUSH;
if (!immed)
bio->bi_private = cmd;
submit_bio(WRITE_FLUSH, bio);
submit_bio(bio);
return 0;
}
@ -478,7 +480,7 @@ iblock_execute_write_same(struct se_cmd *cmd)
goto fail;
cmd->priv = ibr;
bio = iblock_get_bio(cmd, block_lba, 1);
bio = iblock_get_bio(cmd, block_lba, 1, WRITE);
if (!bio)
goto fail_free_ibr;
@ -491,7 +493,7 @@ iblock_execute_write_same(struct se_cmd *cmd)
while (bio_add_page(bio, sg_page(sg), sg->length, sg->offset)
!= sg->length) {
bio = iblock_get_bio(cmd, block_lba, 1);
bio = iblock_get_bio(cmd, block_lba, 1, WRITE);
if (!bio)
goto fail_put_bios;
@ -504,7 +506,7 @@ iblock_execute_write_same(struct se_cmd *cmd)
sectors -= 1;
}
iblock_submit_bios(&list, WRITE);
iblock_submit_bios(&list);
return 0;
fail_put_bios:
@ -712,7 +714,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
return 0;
}
bio = iblock_get_bio(cmd, block_lba, sgl_nents);
bio = iblock_get_bio(cmd, block_lba, sgl_nents, rw);
if (!bio)
goto fail_free_ibr;
@ -732,11 +734,11 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
while (bio_add_page(bio, sg_page(sg), sg->length, sg->offset)
!= sg->length) {
if (bio_cnt >= IBLOCK_MAX_BIO_PER_TASK) {
iblock_submit_bios(&list, rw);
iblock_submit_bios(&list);
bio_cnt = 0;
}
bio = iblock_get_bio(cmd, block_lba, sg_num);
bio = iblock_get_bio(cmd, block_lba, sg_num, rw);
if (!bio)
goto fail_put_bios;
@ -756,7 +758,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
goto fail_put_bios;
}
iblock_submit_bios(&list, rw);
iblock_submit_bios(&list);
iblock_complete_cmd(cmd);
return 0;

18
fs/btrfs/check-integrity.c
View File

@ -1673,6 +1673,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
}
bio->bi_bdev = block_ctx->dev->bdev;
bio->bi_iter.bi_sector = dev_bytenr >> 9;
bio->bi_rw = READ;
for (j = i; j < num_pages; j++) {
ret = bio_add_page(bio, block_ctx->pagev[j],
@ -1685,7 +1686,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
"btrfsic: error, failed to add a single page!\n");
return -1;
}
if (submit_bio_wait(READ, bio)) {
if (submit_bio_wait(bio)) {
printk(KERN_INFO
"btrfsic: read error at logical %llu dev %s!\n",
block_ctx->start, block_ctx->dev->name);
@ -2918,9 +2919,10 @@ int btrfsic_submit_bh(int rw, struct buffer_head *bh)
return submit_bh(rw, bh);
}
static void __btrfsic_submit_bio(int rw, struct bio *bio)
static void __btrfsic_submit_bio(struct bio *bio)
{
struct btrfsic_dev_state *dev_state;
int rw = bio->bi_rw;
if (!btrfsic_is_initialized)
return;
@ -3016,16 +3018,16 @@ leave:
mutex_unlock(&btrfsic_mutex);
}
void btrfsic_submit_bio(int rw, struct bio *bio)
void btrfsic_submit_bio(struct bio *bio)
{
__btrfsic_submit_bio(rw, bio);
submit_bio(rw, bio);
__btrfsic_submit_bio(bio);
submit_bio(bio);
}
int btrfsic_submit_bio_wait(int rw, struct bio *bio)
int btrfsic_submit_bio_wait(struct bio *bio)
{
__btrfsic_submit_bio(rw, bio);
return submit_bio_wait(rw, bio);
__btrfsic_submit_bio(bio);
return submit_bio_wait(bio);
}
int btrfsic_mount(struct btrfs_root *root,

4
fs/btrfs/check-integrity.h
View File

@ -21,8 +21,8 @@
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
int btrfsic_submit_bh(int rw, struct buffer_head *bh);
void btrfsic_submit_bio(int rw, struct bio *bio);
int btrfsic_submit_bio_wait(int rw, struct bio *bio);
void btrfsic_submit_bio(struct bio *bio);
int btrfsic_submit_bio_wait(struct bio *bio);
#else
#define btrfsic_submit_bh submit_bh
#define btrfsic_submit_bio submit_bio

3
fs/btrfs/disk-io.c
View File

@ -3486,12 +3486,13 @@ static int write_dev_flush(struct btrfs_device *device, int wait)
bio->bi_end_io = btrfs_end_empty_barrier;
bio->bi_bdev = device->bdev;
bio->bi_rw = WRITE_FLUSH;
init_completion(&device->flush_wait);
bio->bi_private = &device->flush_wait;
device->flush_bio = bio;
bio_get(bio);
btrfsic_submit_bio(WRITE_FLUSH, bio);
btrfsic_submit_bio(bio);
return 0;
}

7
fs/btrfs/extent_io.c
View File

@ -2049,9 +2049,10 @@ int repair_io_failure(struct inode *inode, u64 start, u64 length, u64 logical,
return -EIO;
}
bio->bi_bdev = dev->bdev;
bio->bi_rw = WRITE_SYNC;
bio_add_page(bio, page, length, pg_offset);
if (btrfsic_submit_bio_wait(WRITE_SYNC, bio)) {
if (btrfsic_submit_bio_wait(bio)) {
/* try to remap that extent elsewhere? */
btrfs_bio_counter_dec(fs_info);
bio_put(bio);
@ -2735,14 +2736,14 @@ static int __must_check submit_one_bio(int rw, struct bio *bio,
start = page_offset(page) + bvec->bv_offset;
bio->bi_private = NULL;
bio->bi_rw = rw;
bio_get(bio);
if (tree->ops && tree->ops->submit_bio_hook)
ret = tree->ops->submit_bio_hook(page->mapping->host, rw, bio,
mirror_num, bio_flags, start);
else
btrfsic_submit_bio(rw, bio);
btrfsic_submit_bio(bio);
bio_put(bio);
return ret;

17
fs/btrfs/raid56.c
View File

@ -1320,7 +1320,9 @@ write_data:
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
submit_bio(WRITE, bio);
bio->bi_rw = WRITE;
submit_bio(bio);
}
return;
@ -1573,11 +1575,12 @@ static int raid56_rmw_stripe(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid_rmw_end_io;
bio->bi_rw = READ;
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
submit_bio(READ, bio);
submit_bio(bio);
}
/* the actual write will happen once the reads are done */
return 0;
@ -2097,11 +2100,12 @@ static int __raid56_parity_recover(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid_recover_end_io;
bio->bi_rw = READ;
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
submit_bio(READ, bio);
submit_bio(bio);
}
out:
return 0;
@ -2433,7 +2437,9 @@ submit_write:
bio->bi_private = rbio;
bio->bi_end_io = raid_write_end_io;
submit_bio(WRITE, bio);
bio->bi_rw = WRITE;
submit_bio(bio);
}
return;
@ -2610,11 +2616,12 @@ static void raid56_parity_scrub_stripe(struct btrfs_raid_bio *rbio)
bio->bi_private = rbio;
bio->bi_end_io = raid56_parity_scrub_end_io;
bio->bi_rw = READ;
btrfs_bio_wq_end_io(rbio->fs_info, bio,
BTRFS_WQ_ENDIO_RAID56);
submit_bio(READ, bio);
submit_bio(bio);
}
/* the actual write will happen once the reads are done */
return;

15
fs/btrfs/scrub.c
View File

@ -1504,8 +1504,9 @@ static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
sblock->no_io_error_seen = 0;
} else {
bio->bi_iter.bi_sector = page->physical >> 9;
bio->bi_rw = READ;
if (btrfsic_submit_bio_wait(READ, bio))
if (btrfsic_submit_bio_wait(bio))
sblock->no_io_error_seen = 0;
}
@ -1583,6 +1584,7 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
return -EIO;
bio->bi_bdev = page_bad->dev->bdev;
bio->bi_iter.bi_sector = page_bad->physical >> 9;
bio->bi_rw = WRITE;
ret = bio_add_page(bio, page_good->page, PAGE_SIZE, 0);
if (PAGE_SIZE != ret) {
@ -1590,7 +1592,7 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
return -EIO;
}
if (btrfsic_submit_bio_wait(WRITE, bio)) {
if (btrfsic_submit_bio_wait(bio)) {
btrfs_dev_stat_inc_and_print(page_bad->dev,
BTRFS_DEV_STAT_WRITE_ERRS);
btrfs_dev_replace_stats_inc(
@ -1684,6 +1686,7 @@ again:
bio->bi_end_io = scrub_wr_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
bio->bi_iter.bi_sector = sbio->physical >> 9;
bio->bi_rw = WRITE;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical_for_dev_replace ||
@ -1731,7 +1734,7 @@ static void scrub_wr_submit(struct scrub_ctx *sctx)
* orders the requests before sending them to the driver which
* doubled the write performance on spinning disks when measured
* with Linux 3.5 */
btrfsic_submit_bio(WRITE, sbio->bio);
btrfsic_submit_bio(sbio->bio);
}
static void scrub_wr_bio_end_io(struct bio *bio)
@ -2041,7 +2044,7 @@ static void scrub_submit(struct scrub_ctx *sctx)
sbio = sctx->bios[sctx->curr];
sctx->curr = -1;
scrub_pending_bio_inc(sctx);
btrfsic_submit_bio(READ, sbio->bio);
btrfsic_submit_bio(sbio->bio);
}
static int scrub_add_page_to_rd_bio(struct scrub_ctx *sctx,
@ -2088,6 +2091,7 @@ again:
bio->bi_end_io = scrub_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
bio->bi_iter.bi_sector = sbio->physical >> 9;
bio->bi_rw = READ;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical ||
@ -4436,6 +4440,7 @@ static int write_page_nocow(struct scrub_ctx *sctx,
bio->bi_iter.bi_size = 0;
bio->bi_iter.bi_sector = physical_for_dev_replace >> 9;
bio->bi_bdev = dev->bdev;
bio->bi_rw = WRITE_SYNC;
ret = bio_add_page(bio, page, PAGE_SIZE, 0);
if (ret != PAGE_SIZE) {
leave_with_eio:
@ -4444,7 +4449,7 @@ leave_with_eio:
return -EIO;
}
if (btrfsic_submit_bio_wait(WRITE_SYNC, bio))
if (btrfsic_submit_bio_wait(bio))
goto leave_with_eio;
bio_put(bio);

14
fs/btrfs/volumes.c
View File

@ -462,7 +462,7 @@ loop_lock:
sync_pending = 0;
}
btrfsic_submit_bio(cur->bi_rw, cur);
btrfsic_submit_bio(cur);
num_run++;
batch_run++;
@ -5996,7 +5996,7 @@ static void btrfs_end_bio(struct bio *bio)
*/
static noinline void btrfs_schedule_bio(struct btrfs_root *root,
struct btrfs_device *device,
int rw, struct bio *bio)
struct bio *bio)
{
int should_queue = 1;
struct btrfs_pending_bios *pending_bios;
@ -6007,9 +6007,9 @@ static noinline void btrfs_schedule_bio(struct btrfs_root *root,
}
/* don't bother with additional async steps for reads, right now */
if (!(rw & REQ_WRITE)) {
if (!(bio->bi_rw & REQ_WRITE)) {
bio_get(bio);
btrfsic_submit_bio(rw, bio);
btrfsic_submit_bio(bio);
bio_put(bio);
return;
}
@ -6023,7 +6023,6 @@ static noinline void btrfs_schedule_bio(struct btrfs_root *root,
atomic_inc(&root->fs_info->nr_async_bios);
WARN_ON(bio->bi_next);
bio->bi_next = NULL;
bio->bi_rw |= rw;
spin_lock(&device->io_lock);
if (bio->bi_rw & REQ_SYNC)
@ -6057,6 +6056,7 @@ static void submit_stripe_bio(struct btrfs_root *root, struct btrfs_bio *bbio,
btrfs_io_bio(bio)->stripe_index = dev_nr;
bio->bi_end_io = btrfs_end_bio;
bio->bi_iter.bi_sector = physical >> 9;
bio->bi_rw |= rw;
#ifdef DEBUG
{
struct rcu_string *name;
@ -6075,9 +6075,9 @@ static void submit_stripe_bio(struct btrfs_root *root, struct btrfs_bio *bbio,
btrfs_bio_counter_inc_noblocked(root->fs_info);
if (async)
btrfs_schedule_bio(root, dev, rw, bio);
btrfs_schedule_bio(root, dev, bio);
else
btrfsic_submit_bio(rw, bio);
btrfsic_submit_bio(bio);
}
static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)

3
fs/buffer.c
View File

@ -3030,8 +3030,9 @@ static int submit_bh_wbc(int rw, struct buffer_head *bh,
rw |= REQ_META;
if (buffer_prio(bh))
rw |= REQ_PRIO;
bio->bi_rw = rw;
submit_bio(rw, bio);
submit_bio(bio);
return 0;
}

3
fs/crypto/crypto.c
View File

@ -318,6 +318,7 @@ int fscrypt_zeroout_range(struct inode *inode, pgoff_t lblk,
bio->bi_bdev = inode->i_sb->s_bdev;
bio->bi_iter.bi_sector =
pblk << (inode->i_sb->s_blocksize_bits - 9);
bio->bi_rw = WRITE;
ret = bio_add_page(bio, ciphertext_page,
inode->i_sb->s_blocksize, 0);
if (ret != inode->i_sb->s_blocksize) {
@ -327,7 +328,7 @@ int fscrypt_zeroout_range(struct inode *inode, pgoff_t lblk,
err = -EIO;
goto errout;
}
err = submit_bio_wait(WRITE, bio);
err = submit_bio_wait(bio);
if ((err == 0) && bio->bi_error)
err = -EIO;
bio_put(bio);

3
fs/direct-io.c
View File

@ -375,6 +375,7 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio,
bio->bi_bdev = bdev;
bio->bi_iter.bi_sector = first_sector;
bio->bi_rw = dio->rw;
if (dio->is_async)
bio->bi_end_io = dio_bio_end_aio;
else
@ -412,7 +413,7 @@ static inline void dio_bio_submit(struct dio *dio, struct dio_submit *sdio)
sdio->logical_offset_in_bio);
dio->bio_cookie = BLK_QC_T_NONE;
} else
dio->bio_cookie = submit_bio(dio->rw, bio);
dio->bio_cookie = submit_bio(bio);
sdio->bio = NULL;
sdio->boundary = 0;

3
fs/ext4/crypto.c
View File

@ -428,6 +428,7 @@ int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk,
bio->bi_bdev = inode->i_sb->s_bdev;
bio->bi_iter.bi_sector =
pblk << (inode->i_sb->s_blocksize_bits - 9);
bio->bi_rw = WRITE;
ret = bio_add_page(bio, ciphertext_page,
inode->i_sb->s_blocksize, 0);
if (ret != inode->i_sb->s_blocksize) {
@ -439,7 +440,7 @@ int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk,
err = -EIO;
goto errout;
}
err = submit_bio_wait(WRITE, bio);
err = submit_bio_wait(bio);
if ((err == 0) && bio->bi_error)
err = -EIO;
bio_put(bio);

3
fs/ext4/page-io.c
View File

@ -342,7 +342,8 @@ void ext4_io_submit(struct ext4_io_submit *io)
if (bio) {
int io_op = io->io_wbc->sync_mode == WB_SYNC_ALL ?
WRITE_SYNC : WRITE;
submit_bio(io_op, io->io_bio);
io->io_bio->bi_rw = io_op;
submit_bio(io->io_bio);
}
io->io_bio = NULL;
}

9
fs/ext4/readpage.c
View File

@ -271,7 +271,7 @@ int ext4_mpage_readpages(struct address_space *mapping,
*/
if (bio && (last_block_in_bio != blocks[0] - 1)) {
submit_and_realloc:
submit_bio(READ, bio);
submit_bio(bio);
bio = NULL;
}
if (bio == NULL) {
@ -294,6 +294,7 @@ int ext4_mpage_readpages(struct address_space *mapping,
bio->bi_iter.bi_sector = blocks[0] << (blkbits - 9);
bio->bi_end_io = mpage_end_io;
bio->bi_private = ctx;
bio->bi_rw = READ;
}
length = first_hole << blkbits;
@ -303,14 +304,14 @@ int ext4_mpage_readpages(struct address_space *mapping,
if (((map.m_flags & EXT4_MAP_BOUNDARY) &&
(relative_block == map.m_len)) ||
(first_hole != blocks_per_page)) {
submit_bio(READ, bio);
submit_bio(bio);
bio = NULL;
} else
last_block_in_bio = blocks[blocks_per_page - 1];
goto next_page;
confused:
if (bio) {
submit_bio(READ, bio);
submit_bio(bio);
bio = NULL;
}
if (!PageUptodate(page))
@ -323,6 +324,6 @@ int ext4_mpage_readpages(struct address_space *mapping,
}
BUG_ON(pages && !list_empty(pages));
if (bio)
submit_bio(READ, bio);
submit_bio(bio);
return 0;
}

4
fs/f2fs/data.c
View File

@ -102,7 +102,8 @@ static inline void __submit_bio(struct f2fs_sb_info *sbi, int rw,
{
if (!is_read_io(rw))
atomic_inc(&sbi->nr_wb_bios);
submit_bio(rw, bio);
bio->bi_rw = rw;
submit_bio(bio);
}
static void __submit_merged_bio(struct f2fs_bio_info *io)
@ -1080,6 +1081,7 @@ submit_and_realloc:
bio->bi_iter.bi_sector = SECTOR_FROM_BLOCK(block_nr);
bio->bi_end_io = f2fs_read_end_io;
bio->bi_private = ctx;
bio->bi_rw = READ;
}
if (bio_add_page(bio, page, blocksize, 0) < blocksize)

6
fs/f2fs/segment.c
View File

@ -406,7 +406,8 @@ repeat:
fcc->dispatch_list = llist_reverse_order(fcc->dispatch_list);
bio->bi_bdev = sbi->sb->s_bdev;
ret = submit_bio_wait(WRITE_FLUSH, bio);
bio->bi_rw = WRITE_FLUSH;
ret = submit_bio_wait(bio);
llist_for_each_entry_safe(cmd, next,
fcc->dispatch_list, llnode) {
@ -438,7 +439,8 @@ int f2fs_issue_flush(struct f2fs_sb_info *sbi)
int ret;
bio->bi_bdev = sbi->sb->s_bdev;
ret = submit_bio_wait(WRITE_FLUSH, bio);
bio->bi_rw = WRITE_FLUSH;
ret = submit_bio_wait(bio);
bio_put(bio);
return ret;
}

3
fs/gfs2/lops.c
View File

@ -240,7 +240,8 @@ void gfs2_log_flush_bio(struct gfs2_sbd *sdp, int rw)
{
if (sdp->sd_log_bio) {
atomic_inc(&sdp->sd_log_in_flight);
submit_bio(rw, sdp->sd_log_bio);
sdp->sd_log_bio->bi_rw = rw;
submit_bio(sdp->sd_log_bio);
sdp->sd_log_bio = NULL;
}
}

3
fs/gfs2/meta_io.c
View File

@ -230,7 +230,8 @@ static void gfs2_submit_bhs(int rw, struct buffer_head *bhs[], int num)
bio_add_page(bio, bh->b_page, bh->b_size, bh_offset(bh));
}
bio->bi_end_io = gfs2_meta_read_endio;
submit_bio(rw, bio);
bio->bi_rw = rw;
submit_bio(bio);
}
/**

3
fs/gfs2/ops_fstype.c
View File

@ -246,7 +246,8 @@ static int gfs2_read_super(struct gfs2_sbd *sdp, sector_t sector, int silent)
bio->bi_end_io = end_bio_io_page;
bio->bi_private = page;
submit_bio(READ_SYNC | REQ_META, bio);
bio->bi_rw = READ_SYNC | REQ_META;
submit_bio(bio);
wait_on_page_locked(page);
bio_put(bio);
if (!PageUptodate(page)) {

3
fs/hfsplus/wrapper.c
View File

@ -65,6 +65,7 @@ int hfsplus_submit_bio(struct super_block *sb, sector_t sector,
bio = bio_alloc(GFP_NOIO, 1);
bio->bi_iter.bi_sector = sector;
bio->bi_bdev = sb->s_bdev;
bio->bi_rw = rw;
if (!(rw & WRITE) && data)
*data = (u8 *)buf + offset;
@ -83,7 +84,7 @@ int hfsplus_submit_bio(struct super_block *sb, sector_t sector,
buf = (u8 *)buf + len;
}
ret = submit_bio_wait(rw, bio);
ret = submit_bio_wait(bio);
out:
bio_put(bio);
return ret < 0 ? ret : 0;

6
fs/jfs/jfs_logmgr.c
View File

@ -2002,12 +2002,13 @@ static int lbmRead(struct jfs_log * log, int pn, struct lbuf ** bpp)
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
bio->bi_rw = READ_SYNC;
/*check if journaling to disk has been disabled*/
if (log->no_integrity) {
bio->bi_iter.bi_size = 0;
lbmIODone(bio);
} else {
submit_bio(READ_SYNC, bio);
submit_bio(bio);
}
wait_event(bp->l_ioevent, (bp->l_flag != lbmREAD));
@ -2145,13 +2146,14 @@ static void lbmStartIO(struct lbuf * bp)
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
bio->bi_rw = WRITE_SYNC;
/* check if journaling to disk has been disabled */
if (log->no_integrity) {
bio->bi_iter.bi_size = 0;
lbmIODone(bio);
} else {
submit_bio(WRITE_SYNC, bio);
submit_bio(bio);
INCREMENT(lmStat.submitted);
}
}

10
fs/jfs/jfs_metapage.c
View File

@ -411,7 +411,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
inc_io(page);
if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
submit_bio(bio);
nr_underway++;
bio = NULL;
} else
@ -434,6 +434,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
bio->bi_iter.bi_sector = pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_write_end_io;
bio->bi_private = page;
bio->bi_rw = WRITE;
/* Don't call bio_add_page yet, we may add to this vec */
bio_offset = offset;
@ -448,7 +449,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
submit_bio(bio);
nr_underway++;
}
if (redirty)
@ -506,7 +507,7 @@ static int metapage_readpage(struct file *fp, struct page *page)
insert_metapage(page, NULL);
inc_io(page);
if (bio)
submit_bio(READ, bio);
submit_bio(bio);
bio = bio_alloc(GFP_NOFS, 1);
bio->bi_bdev = inode->i_sb->s_bdev;
@ -514,6 +515,7 @@ static int metapage_readpage(struct file *fp, struct page *page)
pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_read_end_io;
bio->bi_private = page;
bio->bi_rw = READ;
len = xlen << inode->i_blkbits;
offset = block_offset << inode->i_blkbits;
if (bio_add_page(bio, page, len, offset) < len)
@ -523,7 +525,7 @@ static int metapage_readpage(struct file *fp, struct page *page)
block_offset++;
}
if (bio)
submit_bio(READ, bio);
submit_bio(bio);
else
unlock_page(page);

15
fs/logfs/dev_bdev.c
View File

@ -29,8 +29,9 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw)
bio.bi_bdev = bdev;
bio.bi_iter.bi_sector = page->index * (PAGE_SIZE >> 9);
bio.bi_iter.bi_size = PAGE_SIZE;
bio.bi_rw = rw;
return submit_bio_wait(rw, &bio);
return submit_bio_wait(&bio);
}
static int bdev_readpage(void *_sb, struct page *page)
@ -95,8 +96,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
bio->bi_rw = WRITE;
atomic_inc(&super->s_pending_writes);
submit_bio(WRITE, bio);
submit_bio(bio);
ofs += i * PAGE_SIZE;
index += i;
@ -122,8 +124,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
bio->bi_rw = WRITE;
atomic_inc(&super->s_pending_writes);
submit_bio(WRITE, bio);
submit_bio(bio);
return 0;
}
@ -185,8 +188,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
bio->bi_rw = WRITE;
atomic_inc(&super->s_pending_writes);
submit_bio(WRITE, bio);
submit_bio(bio);
ofs += i * PAGE_SIZE;
index += i;
@ -206,8 +210,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
bio->bi_rw = WRITE;
atomic_inc(&super->s_pending_writes);
submit_bio(WRITE, bio);
submit_bio(bio);
return 0;
}

3
fs/mpage.c
View File

@ -59,8 +59,9 @@ static void mpage_end_io(struct bio *bio)
static struct bio *mpage_bio_submit(int rw, struct bio *bio)
{
bio->bi_end_io = mpage_end_io;
bio->bi_rw = rw;
guard_bio_eod(rw, bio);
submit_bio(rw, bio);
submit_bio(bio);
return NULL;
}

22
fs/nfs/blocklayout/blocklayout.c
View File

@ -102,14 +102,15 @@ static inline void put_parallel(struct parallel_io *p)
}
static struct bio *
bl_submit_bio(int rw, struct bio *bio)
bl_submit_bio(struct bio *bio)
{
if (bio) {
get_parallel(bio->bi_private);
dprintk("%s submitting %s bio %u@%llu\n", __func__,
rw == READ ? "read" : "write", bio->bi_iter.bi_size,
bio->bi_rw == READ ? "read" : "write",
bio->bi_iter.bi_size,
(unsigned long long)bio->bi_iter.bi_sector);
submit_bio(rw, bio);
submit_bio(bio);
}
return NULL;
}
@ -158,7 +159,7 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
if (disk_addr < map->start || disk_addr >= map->start + map->len) {
if (!dev->map(dev, disk_addr, map))
return ERR_PTR(-EIO);
bio = bl_submit_bio(rw, bio);
bio = bl_submit_bio(bio);
}
disk_addr += map->disk_offset;
disk_addr -= map->start;
@ -174,9 +175,10 @@ retry:
disk_addr >> SECTOR_SHIFT, end_io, par);
if (!bio)
return ERR_PTR(-ENOMEM);
bio->bi_rw = rw;
}
if (bio_add_page(bio, page, *len, offset) < *len) {
bio = bl_submit_bio(rw, bio);
bio = bl_submit_bio(bio);
goto retry;
}
return bio;
@ -252,7 +254,7 @@ bl_read_pagelist(struct nfs_pgio_header *header)
for (i = pg_index; i < header->page_array.npages; i++) {
if (extent_length <= 0) {
/* We've used up the previous extent */
bio = bl_submit_bio(READ, bio);
bio = bl_submit_bio(bio);
/* Get the next one */
if (!ext_tree_lookup(bl, isect, &be, false)) {
@ -273,7 +275,7 @@ bl_read_pagelist(struct nfs_pgio_header *header)
}
if (is_hole(&be)) {
bio = bl_submit_bio(READ, bio);
bio = bl_submit_bio(bio);
/* Fill hole w/ zeroes w/o accessing device */
dprintk("%s Zeroing page for hole\n", __func__);
zero_user_segment(pages[i], pg_offset, pg_len);
@ -306,7 +308,7 @@ bl_read_pagelist(struct nfs_pgio_header *header)
header->res.count = (isect << SECTOR_SHIFT) - header->args.offset;
}
out:
bl_submit_bio(READ, bio);
bl_submit_bio(bio);
blk_finish_plug(&plug);
put_parallel(par);
return PNFS_ATTEMPTED;
@ -398,7 +400,7 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync)
for (i = pg_index; i < header->page_array.npages; i++) {
if (extent_length <= 0) {
/* We've used up the previous extent */
bio = bl_submit_bio(WRITE, bio);
bio = bl_submit_bio(bio);
/* Get the next one */
if (!ext_tree_lookup(bl, isect, &be, true)) {
header->pnfs_error = -EINVAL;
@ -427,7 +429,7 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync)
header->res.count = header->args.count;
out:
bl_submit_bio(WRITE, bio);
bl_submit_bio(bio);
blk_finish_plug(&plug);
put_parallel(par);
return PNFS_ATTEMPTED;

3
fs/nilfs2/segbuf.c
View File

@ -364,7 +364,8 @@ static int nilfs_segbuf_submit_bio(struct nilfs_segment_buffer *segbuf,
bio->bi_end_io = nilfs_end_bio_write;
bio->bi_private = segbuf;
submit_bio(mode, bio);
bio->bi_rw = mode;
submit_bio(bio);
segbuf->sb_nbio++;
wi->bio = NULL;

12
fs/ocfs2/cluster/heartbeat.c
View File

@ -530,7 +530,7 @@ static void o2hb_bio_end_io(struct bio *bio)
static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg,
struct o2hb_bio_wait_ctxt *wc,
unsigned int *current_slot,
unsigned int max_slots)
unsigned int max_slots, int rw)
{
int len, current_page;
unsigned int vec_len, vec_start;
@ -556,6 +556,7 @@ static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg,
bio->bi_bdev = reg->hr_bdev;
bio->bi_private = wc;
bio->bi_end_io = o2hb_bio_end_io;
bio->bi_rw = rw;
vec_start = (cs << bits) % PAGE_SIZE;
while(cs < max_slots) {
@ -591,7 +592,8 @@ static int o2hb_read_slots(struct o2hb_region *reg,
o2hb_bio_wait_init(&wc);
while(current_slot < max_slots) {
bio = o2hb_setup_one_bio(reg, &wc, &current_slot, max_slots);
bio = o2hb_setup_one_bio(reg, &wc, &current_slot, max_slots,
READ);
if (IS_ERR(bio)) {
status = PTR_ERR(bio);
mlog_errno(status);
@ -599,7 +601,7 @@ static int o2hb_read_slots(struct o2hb_region *reg,
}
atomic_inc(&wc.wc_num_reqs);
submit_bio(READ, bio);
submit_bio(bio);
}
status = 0;
@ -623,7 +625,7 @@ static int o2hb_issue_node_write(struct o2hb_region *reg,
slot = o2nm_this_node();
bio = o2hb_setup_one_bio(reg, write_wc, &slot, slot+1);
bio = o2hb_setup_one_bio(reg, write_wc, &slot, slot+1, WRITE_SYNC);
if (IS_ERR(bio)) {
status = PTR_ERR(bio);
mlog_errno(status);
@ -631,7 +633,7 @@ static int o2hb_issue_node_write(struct o2hb_region *reg,
}
atomic_inc(&write_wc->wc_num_reqs);
submit_bio(WRITE_SYNC, bio);
submit_bio(bio);
status = 0;
bail:

15
fs/xfs/xfs_aops.c
View File

@ -438,7 +438,10 @@ xfs_submit_ioend(
ioend->io_bio->bi_private = ioend;
ioend->io_bio->bi_end_io = xfs_end_bio;
if (wbc->sync_mode == WB_SYNC_ALL)
ioend->io_bio->bi_rw = WRITE_SYNC;
else
ioend->io_bio->bi_rw = WRITE;
/*
* If we are failing the IO now, just mark the ioend with an
* error and finish it. This will run IO completion immediately
@ -451,8 +454,7 @@ xfs_submit_ioend(
return status;
}
submit_bio(wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE,
ioend->io_bio);
submit_bio(ioend->io_bio);
return 0;
}
@ -510,8 +512,11 @@ xfs_chain_bio(
bio_chain(ioend->io_bio, new);
bio_get(ioend->io_bio); /* for xfs_destroy_ioend */
submit_bio(wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE,
ioend->io_bio);
if (wbc->sync_mode == WB_SYNC_ALL)
ioend->io_bio->bi_rw = WRITE_SYNC;
else
ioend->io_bio->bi_rw = WRITE;
submit_bio(ioend->io_bio);
ioend->io_bio = new;
}

4
fs/xfs/xfs_buf.c
View File

@ -1166,7 +1166,7 @@ next_chunk:
bio->bi_iter.bi_sector = sector;
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
bio->bi_rw = rw;
for (; size && nr_pages; nr_pages--, page_index++) {
int rbytes, nbytes = PAGE_SIZE - offset;
@ -1190,7 +1190,7 @@ next_chunk:
flush_kernel_vmap_range(bp->b_addr,
xfs_buf_vmap_len(bp));
}
submit_bio(rw, bio);
submit_bio(bio);
if (size)
goto next_chunk;
} else {

2
include/linux/bio.h
View File

@ -473,7 +473,7 @@ static inline void bio_io_error(struct bio *bio)
struct request_queue;
extern int bio_phys_segments(struct request_queue *, struct bio *);
extern int submit_bio_wait(int rw, struct bio *bio);
extern int submit_bio_wait(struct bio *bio);
extern void bio_advance(struct bio *, unsigned);
extern void bio_init(struct bio *);

2
include/linux/fs.h
View File

@ -2747,7 +2747,7 @@ static inline void remove_inode_hash(struct inode *inode)
extern void inode_sb_list_add(struct inode *inode);
#ifdef CONFIG_BLOCK
extern blk_qc_t submit_bio(int, struct bio *);
extern blk_qc_t submit_bio(struct bio *);
extern int bdev_read_only(struct block_device *);
#endif
extern int set_blocksize(struct block_device *, int);

5
kernel/power/swap.c
View File

@ -271,6 +271,7 @@ static int hib_submit_io(int rw, pgoff_t page_off, void *addr,
bio = bio_alloc(__GFP_RECLAIM | __GFP_HIGH, 1);
bio->bi_iter.bi_sector = page_off * (PAGE_SIZE >> 9);
bio->bi_bdev = hib_resume_bdev;
bio->bi_rw = rw;
if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) {
printk(KERN_ERR "PM: Adding page to bio failed at %llu\n",
@ -283,9 +284,9 @@ static int hib_submit_io(int rw, pgoff_t page_off, void *addr,
bio->bi_end_io = hib_end_io;
bio->bi_private = hb;
atomic_inc(&hb->count);
submit_bio(rw, bio);
submit_bio(bio);
} else {
error = submit_bio_wait(rw, bio);
error = submit_bio_wait(bio);
bio_put(bio);
}

10
mm/page_io.c
View File

@ -259,7 +259,7 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc,
bio_end_io_t end_write_func)
{
struct bio *bio;
int ret, rw = WRITE;
int ret;
struct swap_info_struct *sis = page_swap_info(page);
if (sis->flags & SWP_FILE) {
@ -317,12 +317,13 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc,
ret = -ENOMEM;
goto out;
}
bio->bi_rw = WRITE;
if (wbc->sync_mode == WB_SYNC_ALL)
rw |= REQ_SYNC;
bio->bi_rw |= REQ_SYNC;
count_vm_event(PSWPOUT);
set_page_writeback(page);
unlock_page(page);
submit_bio(rw, bio);
submit_bio(bio);
out:
return ret;
}
@ -369,8 +370,9 @@ int swap_readpage(struct page *page)
ret = -ENOMEM;
goto out;
}
bio->bi_rw = READ;
count_vm_event(PSWPIN);
submit_bio(READ, bio);
submit_bio(bio);
out:
return ret;
}