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drivers: md: Unify common definitions of raid1 and raid10

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These definitions are being moved to raid1-10.c.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Marcos Paulo de Souza
2019-06-14 15:41:04 -07:00
committed by Jens Axboe
parent 7b10315128
commit 3f677f9c99
3 changed files with 28 additions and 53 deletions
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29
drivers/md/raid1.c
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@@ -42,31 +42,6 @@
(1L << MD_HAS_PPL) | \
(1L << MD_HAS_MULTIPLE_PPLS))
/*
* Number of guaranteed r1bios in case of extreme VM load:
*/
#define NR_RAID1_BIOS 256
/* when we get a read error on a read-only array, we redirect to another
* device without failing the first device, or trying to over-write to
* correct the read error. To keep track of bad blocks on a per-bio
* level, we store IO_BLOCKED in the appropriate 'bios' pointer
*/
#define IO_BLOCKED ((struct bio *)1)
/* When we successfully write to a known bad-block, we need to remove the
* bad-block marking which must be done from process context. So we record
* the success by setting devs[n].bio to IO_MADE_GOOD
*/
#define IO_MADE_GOOD ((struct bio *)2)
#define BIO_SPECIAL(bio) ((unsigned long)bio <= 2)
/* When there are this many requests queue to be written by
* the raid1 thread, we become 'congested' to provide back-pressure
* for writeback.
*/
static int max_queued_requests = 1024;
static void allow_barrier(struct r1conf *conf, sector_t sector_nr);
static void lower_barrier(struct r1conf *conf, sector_t sector_nr);
@@ -2947,7 +2922,7 @@ static struct r1conf *setup_conf(struct mddev *mddev)
if (!conf->poolinfo)
goto abort;
conf->poolinfo->raid_disks = mddev->raid_disks * 2;
err = mempool_init(&conf->r1bio_pool, NR_RAID1_BIOS, r1bio_pool_alloc,
err = mempool_init(&conf->r1bio_pool, NR_RAID_BIOS, r1bio_pool_alloc,
r1bio_pool_free, conf->poolinfo);
if (err)
goto abort;
@@ -3232,7 +3207,7 @@ static int raid1_reshape(struct mddev *mddev)
newpoolinfo->mddev = mddev;
newpoolinfo->raid_disks = raid_disks * 2;
ret = mempool_init(&newpool, NR_RAID1_BIOS, r1bio_pool_alloc,
ret = mempool_init(&newpool, NR_RAID_BIOS, r1bio_pool_alloc,
r1bio_pool_free, newpoolinfo);
if (ret) {
kfree(newpoolinfo);