md: use bio op accessors

Separate the op from the rq_flag_bits and have md
set/get the bio using bio_set_op_attrs/bio_op.

Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Mike Christie 2016-06-05 14:32:07 -05:00 committed by Jens Axboe
parent bb3cc85e16
commit 796a5cf083
10 changed files with 88 additions and 84 deletions

View File

@ -162,7 +162,7 @@ static int read_sb_page(struct mddev *mddev, loff_t offset,
if (sync_page_io(rdev, target,
roundup(size, bdev_logical_block_size(rdev->bdev)),
page, READ, true)) {
page, REQ_OP_READ, 0, true)) {
page->index = index;
return 0;
}

View File

@ -792,7 +792,7 @@ static int read_disk_sb(struct md_rdev *rdev, int size)
if (rdev->sb_loaded)
return 0;
if (!sync_page_io(rdev, 0, size, rdev->sb_page, READ, 1)) {
if (!sync_page_io(rdev, 0, size, rdev->sb_page, REQ_OP_READ, 0, 1)) {
DMERR("Failed to read superblock of device at position %d",
rdev->raid_disk);
md_error(rdev->mddev, rdev);
@ -1651,7 +1651,8 @@ static void attempt_restore_of_faulty_devices(struct raid_set *rs)
for (i = 0; i < rs->md.raid_disks; i++) {
r = &rs->dev[i].rdev;
if (test_bit(Faulty, &r->flags) && r->sb_page &&
sync_page_io(r, 0, r->sb_size, r->sb_page, READ, 1)) {
sync_page_io(r, 0, r->sb_size, r->sb_page, REQ_OP_READ, 0,
1)) {
DMINFO("Faulty %s device #%d has readable super block."
" Attempting to revive it.",
rs->raid_type->name, i);

View File

@ -252,7 +252,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
split->bi_iter.bi_sector = split->bi_iter.bi_sector -
start_sector + data_offset;
if (unlikely((split->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(split) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(split->bi_bdev)))) {
/* Just ignore it */
bio_endio(split);

View File

@ -394,7 +394,7 @@ 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;
bio_set_op_attrs(bi, REQ_OP_WRITE, WRITE_FLUSH);
atomic_inc(&mddev->flush_pending);
submit_bio(bi);
rcu_read_lock();
@ -743,7 +743,7 @@ 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;
bio_set_op_attrs(bio, REQ_OP_WRITE, WRITE_FLUSH_FUA);
atomic_inc(&mddev->pending_writes);
submit_bio(bio);
@ -756,14 +756,14 @@ void md_super_wait(struct mddev *mddev)
}
int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
struct page *page, int rw, bool metadata_op)
struct page *page, int op, int op_flags, bool metadata_op)
{
struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, rdev->mddev);
int ret;
bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?
rdev->meta_bdev : rdev->bdev;
bio->bi_rw = rw;
bio_set_op_attrs(bio, op, op_flags);
if (metadata_op)
bio->bi_iter.bi_sector = sector + rdev->sb_start;
else if (rdev->mddev->reshape_position != MaxSector &&
@ -789,7 +789,7 @@ static int read_disk_sb(struct md_rdev *rdev, int size)
if (rdev->sb_loaded)
return 0;
if (!sync_page_io(rdev, 0, size, rdev->sb_page, READ, true))
if (!sync_page_io(rdev, 0, size, rdev->sb_page, REQ_OP_READ, 0, true))
goto fail;
rdev->sb_loaded = 1;
return 0;
@ -1475,7 +1475,7 @@ static int super_1_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor_
return -EINVAL;
bb_sector = (long long)offset;
if (!sync_page_io(rdev, bb_sector, sectors << 9,
rdev->bb_page, READ, true))
rdev->bb_page, REQ_OP_READ, 0, true))
return -EIO;
bbp = (u64 *)page_address(rdev->bb_page);
rdev->badblocks.shift = sb->bblog_shift;

View File

@ -618,7 +618,8 @@ extern void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
sector_t sector, int size, struct page *page);
extern void md_super_wait(struct mddev *mddev);
extern int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
struct page *page, int rw, bool metadata_op);
struct page *page, int op, int op_flags,
bool metadata_op);
extern void md_do_sync(struct md_thread *thread);
extern void md_new_event(struct mddev *mddev);
extern int md_allow_write(struct mddev *mddev);

View File

@ -488,7 +488,7 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio)
split->bi_iter.bi_sector = sector + zone->dev_start +
tmp_dev->data_offset;
if (unlikely((split->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(split) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(split->bi_bdev)))) {
/* Just ignore it */
bio_endio(split);

View File

@ -759,7 +759,7 @@ static void flush_pending_writes(struct r1conf *conf)
while (bio) { /* submit pending writes */
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(bio) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(bio->bi_bdev))))
/* Just ignore it */
bio_endio(bio);
@ -1033,7 +1033,7 @@ static void raid1_unplug(struct blk_plug_cb *cb, bool from_schedule)
while (bio) { /* submit pending writes */
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(bio) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(bio->bi_bdev))))
/* Just ignore it */
bio_endio(bio);
@ -1053,12 +1053,11 @@ static void raid1_make_request(struct mddev *mddev, struct bio * bio)
int i, disks;
struct bitmap *bitmap;
unsigned long flags;
const int op = bio_op(bio);
const int rw = bio_data_dir(bio);
const unsigned long do_sync = (bio->bi_rw & REQ_SYNC);
const unsigned long do_flush_fua = (bio->bi_rw & (REQ_FLUSH | REQ_FUA));
const unsigned long do_discard = (bio->bi_rw
& (REQ_DISCARD | REQ_SECURE));
const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME);
const unsigned long do_sec = (bio->bi_rw & REQ_SECURE);
struct md_rdev *blocked_rdev;
struct blk_plug_cb *cb;
struct raid1_plug_cb *plug = NULL;
@ -1166,7 +1165,7 @@ read_again:
mirror->rdev->data_offset;
read_bio->bi_bdev = mirror->rdev->bdev;
read_bio->bi_end_io = raid1_end_read_request;
read_bio->bi_rw = READ | do_sync;
bio_set_op_attrs(read_bio, op, do_sync);
read_bio->bi_private = r1_bio;
if (max_sectors < r1_bio->sectors) {
@ -1376,8 +1375,7 @@ read_again:
conf->mirrors[i].rdev->data_offset);
mbio->bi_bdev = conf->mirrors[i].rdev->bdev;
mbio->bi_end_io = raid1_end_write_request;
mbio->bi_rw =
WRITE | do_flush_fua | do_sync | do_discard | do_same;
bio_set_op_attrs(mbio, op, do_flush_fua | do_sync | do_sec);
mbio->bi_private = r1_bio;
atomic_inc(&r1_bio->remaining);
@ -1771,7 +1769,7 @@ static void end_sync_write(struct bio *bio)
static int r1_sync_page_io(struct md_rdev *rdev, sector_t sector,
int sectors, struct page *page, int rw)
{
if (sync_page_io(rdev, sector, sectors << 9, page, rw, false))
if (sync_page_io(rdev, sector, sectors << 9, page, rw, 0, false))
/* success */
return 1;
if (rw == WRITE) {
@ -1825,7 +1823,7 @@ static int fix_sync_read_error(struct r1bio *r1_bio)
rdev = conf->mirrors[d].rdev;
if (sync_page_io(rdev, sect, s<<9,
bio->bi_io_vec[idx].bv_page,
READ, false)) {
REQ_OP_READ, 0, false)) {
success = 1;
break;
}
@ -2030,7 +2028,7 @@ static void sync_request_write(struct mddev *mddev, struct r1bio *r1_bio)
!test_bit(MD_RECOVERY_SYNC, &mddev->recovery))))
continue;
wbio->bi_rw = WRITE;
bio_set_op_attrs(wbio, REQ_OP_WRITE, 0);
wbio->bi_end_io = end_sync_write;
atomic_inc(&r1_bio->remaining);
md_sync_acct(conf->mirrors[i].rdev->bdev, bio_sectors(wbio));
@ -2090,7 +2088,7 @@ static void fix_read_error(struct r1conf *conf, int read_disk,
is_badblock(rdev, sect, s,
&first_bad, &bad_sectors) == 0 &&
sync_page_io(rdev, sect, s<<9,
conf->tmppage, READ, false))
conf->tmppage, REQ_OP_READ, 0, false))
success = 1;
else {
d++;
@ -2201,7 +2199,7 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
wbio = bio_clone_mddev(r1_bio->master_bio, GFP_NOIO, mddev);
}
wbio->bi_rw = WRITE;
bio_set_op_attrs(wbio, REQ_OP_WRITE, 0);
wbio->bi_iter.bi_sector = r1_bio->sector;
wbio->bi_iter.bi_size = r1_bio->sectors << 9;
@ -2344,7 +2342,7 @@ read_more:
bio->bi_iter.bi_sector = r1_bio->sector + rdev->data_offset;
bio->bi_bdev = rdev->bdev;
bio->bi_end_io = raid1_end_read_request;
bio->bi_rw = READ | do_sync;
bio_set_op_attrs(bio, REQ_OP_READ, do_sync);
bio->bi_private = r1_bio;
if (max_sectors < r1_bio->sectors) {
/* Drat - have to split this up more */
@ -2572,7 +2570,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
if (i < conf->raid_disks)
still_degraded = 1;
} else if (!test_bit(In_sync, &rdev->flags)) {
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_end_io = end_sync_write;
write_targets ++;
} else {
@ -2599,7 +2597,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
if (disk < 0)
disk = i;
}
bio->bi_rw = READ;
bio_set_op_attrs(bio, REQ_OP_READ, 0);
bio->bi_end_io = end_sync_read;
read_targets++;
} else if (!test_bit(WriteErrorSeen, &rdev->flags) &&
@ -2611,7 +2609,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
* if we are doing resync or repair. Otherwise, leave
* this device alone for this sync request.
*/
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_end_io = end_sync_write;
write_targets++;
}

View File

@ -865,7 +865,7 @@ static void flush_pending_writes(struct r10conf *conf)
while (bio) { /* submit pending writes */
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(bio) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(bio->bi_bdev))))
/* Just ignore it */
bio_endio(bio);
@ -1041,7 +1041,7 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule)
while (bio) { /* submit pending writes */
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
if (unlikely((bio_op(bio) == REQ_OP_DISCARD) &&
!blk_queue_discard(bdev_get_queue(bio->bi_bdev))))
/* Just ignore it */
bio_endio(bio);
@ -1058,12 +1058,11 @@ static void __make_request(struct mddev *mddev, struct bio *bio)
struct r10bio *r10_bio;
struct bio *read_bio;
int i;
const int op = bio_op(bio);
const int rw = bio_data_dir(bio);
const unsigned long do_sync = (bio->bi_rw & REQ_SYNC);
const unsigned long do_fua = (bio->bi_rw & REQ_FUA);
const unsigned long do_discard = (bio->bi_rw
& (REQ_DISCARD | REQ_SECURE));
const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME);
const unsigned long do_sec = (bio->bi_rw & REQ_SECURE);
unsigned long flags;
struct md_rdev *blocked_rdev;
struct blk_plug_cb *cb;
@ -1156,7 +1155,7 @@ read_again:
choose_data_offset(r10_bio, rdev);
read_bio->bi_bdev = rdev->bdev;
read_bio->bi_end_io = raid10_end_read_request;
read_bio->bi_rw = READ | do_sync;
bio_set_op_attrs(read_bio, op, do_sync);
read_bio->bi_private = r10_bio;
if (max_sectors < r10_bio->sectors) {
@ -1363,8 +1362,7 @@ retry_write:
rdev));
mbio->bi_bdev = rdev->bdev;
mbio->bi_end_io = raid10_end_write_request;
mbio->bi_rw =
WRITE | do_sync | do_fua | do_discard | do_same;
bio_set_op_attrs(mbio, op, do_sync | do_fua | do_sec);
mbio->bi_private = r10_bio;
atomic_inc(&r10_bio->remaining);
@ -1406,8 +1404,7 @@ retry_write:
r10_bio, rdev));
mbio->bi_bdev = rdev->bdev;
mbio->bi_end_io = raid10_end_write_request;
mbio->bi_rw =
WRITE | do_sync | do_fua | do_discard | do_same;
bio_set_op_attrs(mbio, op, do_sync | do_fua | do_sec);
mbio->bi_private = r10_bio;
atomic_inc(&r10_bio->remaining);
@ -1992,10 +1989,10 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
tbio->bi_vcnt = vcnt;
tbio->bi_iter.bi_size = fbio->bi_iter.bi_size;
tbio->bi_rw = WRITE;
tbio->bi_private = r10_bio;
tbio->bi_iter.bi_sector = r10_bio->devs[i].addr;
tbio->bi_end_io = end_sync_write;
bio_set_op_attrs(tbio, REQ_OP_WRITE, 0);
bio_copy_data(tbio, fbio);
@ -2078,7 +2075,7 @@ static void fix_recovery_read_error(struct r10bio *r10_bio)
addr,
s << 9,
bio->bi_io_vec[idx].bv_page,
READ, false);
REQ_OP_READ, 0, false);
if (ok) {
rdev = conf->mirrors[dw].rdev;
addr = r10_bio->devs[1].addr + sect;
@ -2086,7 +2083,7 @@ static void fix_recovery_read_error(struct r10bio *r10_bio)
addr,
s << 9,
bio->bi_io_vec[idx].bv_page,
WRITE, false);
REQ_OP_WRITE, 0, false);
if (!ok) {
set_bit(WriteErrorSeen, &rdev->flags);
if (!test_and_set_bit(WantReplacement,
@ -2213,7 +2210,7 @@ static int r10_sync_page_io(struct md_rdev *rdev, sector_t sector,
if (is_badblock(rdev, sector, sectors, &first_bad, &bad_sectors)
&& (rw == READ || test_bit(WriteErrorSeen, &rdev->flags)))
return -1;
if (sync_page_io(rdev, sector, sectors << 9, page, rw, false))
if (sync_page_io(rdev, sector, sectors << 9, page, rw, 0, false))
/* success */
return 1;
if (rw == WRITE) {
@ -2299,7 +2296,8 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10
r10_bio->devs[sl].addr +
sect,
s<<9,
conf->tmppage, READ, false);
conf->tmppage,
REQ_OP_READ, 0, false);
rdev_dec_pending(rdev, mddev);
rcu_read_lock();
if (success)
@ -2474,7 +2472,7 @@ 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;
wbio->bi_rw = WRITE;
bio_set_op_attrs(wbio, REQ_OP_WRITE, 0);
if (submit_bio_wait(wbio) < 0)
/* Failure! */
@ -2550,7 +2548,7 @@ read_more:
bio->bi_iter.bi_sector = r10_bio->devs[slot].addr
+ choose_data_offset(r10_bio, rdev);
bio->bi_bdev = rdev->bdev;
bio->bi_rw = READ | do_sync;
bio_set_op_attrs(bio, REQ_OP_READ, do_sync);
bio->bi_private = r10_bio;
bio->bi_end_io = raid10_end_read_request;
if (max_sectors < r10_bio->sectors) {
@ -3040,7 +3038,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
biolist = bio;
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
bio_set_op_attrs(bio, REQ_OP_READ, 0);
from_addr = r10_bio->devs[j].addr;
bio->bi_iter.bi_sector = from_addr +
rdev->data_offset;
@ -3066,7 +3064,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
biolist = bio;
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_iter.bi_sector = to_addr
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
@ -3095,7 +3093,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
biolist = bio;
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_iter.bi_sector = to_addr +
rdev->data_offset;
bio->bi_bdev = rdev->bdev;
@ -3215,7 +3213,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
biolist = bio;
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
bio_set_op_attrs(bio, REQ_OP_READ, 0);
bio->bi_iter.bi_sector = sector +
conf->mirrors[d].rdev->data_offset;
bio->bi_bdev = conf->mirrors[d].rdev->bdev;
@ -3237,7 +3235,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
biolist = bio;
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_iter.bi_sector = sector +
conf->mirrors[d].replacement->data_offset;
bio->bi_bdev = conf->mirrors[d].replacement->bdev;
@ -4322,7 +4320,7 @@ read_more:
+ rdev->data_offset);
read_bio->bi_private = r10_bio;
read_bio->bi_end_io = end_sync_read;
read_bio->bi_rw = READ;
bio_set_op_attrs(read_bio, REQ_OP_READ, 0);
read_bio->bi_flags &= (~0UL << BIO_RESET_BITS);
read_bio->bi_error = 0;
read_bio->bi_vcnt = 0;
@ -4356,7 +4354,7 @@ read_more:
rdev2->new_data_offset;
b->bi_private = r10_bio;
b->bi_end_io = end_reshape_write;
b->bi_rw = WRITE;
bio_set_op_attrs(b, REQ_OP_WRITE, 0);
b->bi_next = blist;
blist = b;
}
@ -4524,7 +4522,7 @@ static int handle_reshape_read_error(struct mddev *mddev,
addr,
s << 9,
bvec[idx].bv_page,
READ, false);
REQ_OP_READ, 0, false);
if (success)
break;
failed:

View File

@ -261,7 +261,7 @@ static struct bio *r5l_bio_alloc(struct r5l_log *log)
{
struct bio *bio = bio_alloc_bioset(GFP_NOIO, BIO_MAX_PAGES, log->bs);
bio->bi_rw = WRITE;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
bio->bi_bdev = log->rdev->bdev;
bio->bi_iter.bi_sector = log->rdev->data_offset + log->log_start;
@ -686,7 +686,7 @@ 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;
log->flush_bio.bi_rw = WRITE_FLUSH;
bio_set_op_attrs(&log->flush_bio, REQ_OP_WRITE, WRITE_FLUSH);
submit_bio(&log->flush_bio);
}
@ -882,7 +882,8 @@ static int r5l_read_meta_block(struct r5l_log *log,
struct r5l_meta_block *mb;
u32 crc, stored_crc;
if (!sync_page_io(log->rdev, ctx->pos, PAGE_SIZE, page, READ, false))
if (!sync_page_io(log->rdev, ctx->pos, PAGE_SIZE, page, REQ_OP_READ, 0,
false))
return -EIO;
mb = page_address(page);
@ -927,7 +928,8 @@ static int r5l_recovery_flush_one_stripe(struct r5l_log *log,
&disk_index, sh);
sync_page_io(log->rdev, *log_offset, PAGE_SIZE,
sh->dev[disk_index].page, READ, false);
sh->dev[disk_index].page, REQ_OP_READ, 0,
false);
sh->dev[disk_index].log_checksum =
le32_to_cpu(payload->checksum[0]);
set_bit(R5_Wantwrite, &sh->dev[disk_index].flags);
@ -935,7 +937,8 @@ static int r5l_recovery_flush_one_stripe(struct r5l_log *log,
} else {
disk_index = sh->pd_idx;
sync_page_io(log->rdev, *log_offset, PAGE_SIZE,
sh->dev[disk_index].page, READ, false);
sh->dev[disk_index].page, REQ_OP_READ, 0,
false);
sh->dev[disk_index].log_checksum =
le32_to_cpu(payload->checksum[0]);
set_bit(R5_Wantwrite, &sh->dev[disk_index].flags);
@ -945,7 +948,7 @@ static int r5l_recovery_flush_one_stripe(struct r5l_log *log,
sync_page_io(log->rdev,
r5l_ring_add(log, *log_offset, BLOCK_SECTORS),
PAGE_SIZE, sh->dev[disk_index].page,
READ, false);
REQ_OP_READ, 0, false);
sh->dev[disk_index].log_checksum =
le32_to_cpu(payload->checksum[1]);
set_bit(R5_Wantwrite,
@ -987,11 +990,13 @@ static int r5l_recovery_flush_one_stripe(struct r5l_log *log,
rdev = rcu_dereference(conf->disks[disk_index].rdev);
if (rdev)
sync_page_io(rdev, stripe_sect, PAGE_SIZE,
sh->dev[disk_index].page, WRITE, false);
sh->dev[disk_index].page, REQ_OP_WRITE, 0,
false);
rrdev = rcu_dereference(conf->disks[disk_index].replacement);
if (rrdev)
sync_page_io(rrdev, stripe_sect, PAGE_SIZE,
sh->dev[disk_index].page, WRITE, false);
sh->dev[disk_index].page, REQ_OP_WRITE, 0,
false);
}
raid5_release_stripe(sh);
return 0;
@ -1063,7 +1068,8 @@ static int r5l_log_write_empty_meta_block(struct r5l_log *log, sector_t pos,
crc = crc32c_le(log->uuid_checksum, mb, PAGE_SIZE);
mb->checksum = cpu_to_le32(crc);
if (!sync_page_io(log->rdev, pos, PAGE_SIZE, page, WRITE_FUA, false)) {
if (!sync_page_io(log->rdev, pos, PAGE_SIZE, page, REQ_OP_WRITE,
WRITE_FUA, false)) {
__free_page(page);
return -EIO;
}
@ -1138,7 +1144,7 @@ static int r5l_load_log(struct r5l_log *log)
if (!page)
return -ENOMEM;
if (!sync_page_io(rdev, cp, PAGE_SIZE, page, READ, false)) {
if (!sync_page_io(rdev, cp, PAGE_SIZE, page, REQ_OP_READ, 0, false)) {
ret = -EIO;
goto ioerr;
}

View File

@ -806,7 +806,8 @@ static void stripe_add_to_batch_list(struct r5conf *conf, struct stripe_head *sh
dd_idx = 0;
while (dd_idx == sh->pd_idx || dd_idx == sh->qd_idx)
dd_idx++;
if (head->dev[dd_idx].towrite->bi_rw != sh->dev[dd_idx].towrite->bi_rw)
if (head->dev[dd_idx].towrite->bi_rw != sh->dev[dd_idx].towrite->bi_rw ||
bio_op(head->dev[dd_idx].towrite) != bio_op(sh->dev[dd_idx].towrite))
goto unlock_out;
if (head->batch_head) {
@ -891,29 +892,28 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
if (r5l_write_stripe(conf->log, sh) == 0)
return;
for (i = disks; i--; ) {
int rw;
int op, op_flags = 0;
int replace_only = 0;
struct bio *bi, *rbi;
struct md_rdev *rdev, *rrdev = NULL;
sh = head_sh;
if (test_and_clear_bit(R5_Wantwrite, &sh->dev[i].flags)) {
op = REQ_OP_WRITE;
if (test_and_clear_bit(R5_WantFUA, &sh->dev[i].flags))
rw = WRITE_FUA;
else
rw = WRITE;
op_flags = WRITE_FUA;
if (test_bit(R5_Discard, &sh->dev[i].flags))
rw |= REQ_DISCARD;
op = REQ_OP_DISCARD;
} else if (test_and_clear_bit(R5_Wantread, &sh->dev[i].flags))
rw = READ;
op = REQ_OP_READ;
else if (test_and_clear_bit(R5_WantReplace,
&sh->dev[i].flags)) {
rw = WRITE;
op = REQ_OP_WRITE;
replace_only = 1;
} else
continue;
if (test_and_clear_bit(R5_SyncIO, &sh->dev[i].flags))
rw |= REQ_SYNC;
op_flags |= REQ_SYNC;
again:
bi = &sh->dev[i].req;
@ -927,7 +927,7 @@ again:
rdev = rrdev;
rrdev = NULL;
}
if (rw & WRITE) {
if (op_is_write(op)) {
if (replace_only)
rdev = NULL;
if (rdev == rrdev)
@ -953,7 +953,7 @@ again:
* need to check for writes. We never accept write errors
* on the replacement, so we don't to check rrdev.
*/
while ((rw & WRITE) && rdev &&
while (op_is_write(op) && rdev &&
test_bit(WriteErrorSeen, &rdev->flags)) {
sector_t first_bad;
int bad_sectors;
@ -995,8 +995,8 @@ again:
bio_reset(bi);
bi->bi_bdev = rdev->bdev;
bi->bi_rw = rw;
bi->bi_end_io = (rw & WRITE)
bio_set_op_attrs(bi, op, op_flags);
bi->bi_end_io = op_is_write(op)
? raid5_end_write_request
: raid5_end_read_request;
bi->bi_private = sh;
@ -1027,7 +1027,7 @@ again:
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
*/
if (rw & REQ_DISCARD)
if (op == REQ_OP_DISCARD)
bi->bi_vcnt = 0;
if (rrdev)
set_bit(R5_DOUBLE_LOCKED, &sh->dev[i].flags);
@ -1047,8 +1047,8 @@ again:
bio_reset(rbi);
rbi->bi_bdev = rrdev->bdev;
rbi->bi_rw = rw;
BUG_ON(!(rw & WRITE));
bio_set_op_attrs(rbi, op, op_flags);
BUG_ON(!op_is_write(op));
rbi->bi_end_io = raid5_end_write_request;
rbi->bi_private = sh;
@ -1076,7 +1076,7 @@ again:
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
*/
if (rw & REQ_DISCARD)
if (op == REQ_OP_DISCARD)
rbi->bi_vcnt = 0;
if (conf->mddev->gendisk)
trace_block_bio_remap(bdev_get_queue(rbi->bi_bdev),
@ -1085,7 +1085,7 @@ again:
generic_make_request(rbi);
}
if (!rdev && !rrdev) {
if (rw & WRITE)
if (op_is_write(op))
set_bit(STRIPE_DEGRADED, &sh->state);
pr_debug("skip op %ld on disc %d for sector %llu\n",
bi->bi_rw, i, (unsigned long long)sh->sector);
@ -1623,7 +1623,7 @@ again:
set_bit(R5_WantFUA, &dev->flags);
if (wbi->bi_rw & REQ_SYNC)
set_bit(R5_SyncIO, &dev->flags);
if (wbi->bi_rw & REQ_DISCARD)
if (bio_op(wbi) == REQ_OP_DISCARD)
set_bit(R5_Discard, &dev->flags);
else {
tx = async_copy_data(1, wbi, &dev->page,
@ -5176,7 +5176,7 @@ static void raid5_make_request(struct mddev *mddev, struct bio * bi)
return;
}
if (unlikely(bi->bi_rw & REQ_DISCARD)) {
if (unlikely(bio_op(bi) == REQ_OP_DISCARD)) {
make_discard_request(mddev, bi);
return;
}