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Merge tag 'md/4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md

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Pull MD updates from Shaohua Li:
 "This update mainly fixes bugs:

   - Make raid5 ppl support several ppl from Pawel

   - Several raid5-cache bug fixes from Song

   - Bitmap fixes from Neil and Me

   - One raid1/10 regression fix since 4.12 from Me

   - Other small fixes and cleanup"

* tag 'md/4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md:
  md/bitmap: disable bitmap_resize for file-backed bitmaps.
  raid5-ppl: Recovery support for multiple partial parity logs
  md: Runtime support for multiple ppls
  md/raid0: attach correct cgroup info in bio
  lib/raid6: align AVX512 constants to 512 bits, not bytes
  raid5: remove raid5_build_block
  md/r5cache: call mddev_lock/unlock() in r5c_journal_mode_show
  md: replace seq_release_private with seq_release
  md: notify about new spare disk in the container
  md/raid1/10: reset bio allocated from mempool
  md/raid5: release/flush io in raid5_do_work()
  md/bitmap: copy correct data for bitmap super
This commit is contained in:
Linus Torvalds
2017-09-07 12:41:48 -07:00
父節點 15d8ffc964 e8a27f836f
當前提交 3645e6d0dc
共有 12 個文件被更改，包括 232 次插入 和 70 次删除
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35
drivers/md/raid10.c
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@@ -2796,6 +2796,35 @@ static int init_resync(struct r10conf *conf)
return 0;
}
static struct r10bio *raid10_alloc_init_r10buf(struct r10conf *conf)
{
struct r10bio *r10bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO);
struct rsync_pages *rp;
struct bio *bio;
int nalloc;
int i;
if (test_bit(MD_RECOVERY_SYNC, &conf->mddev->recovery) ||
test_bit(MD_RECOVERY_RESHAPE, &conf->mddev->recovery))
nalloc = conf->copies; /* resync */
else
nalloc = 2; /* recovery */
for (i = 0; i < nalloc; i++) {
bio = r10bio->devs[i].bio;
rp = bio->bi_private;
bio_reset(bio);
bio->bi_private = rp;
bio = r10bio->devs[i].repl_bio;
if (bio) {
rp = bio->bi_private;
bio_reset(bio);
bio->bi_private = rp;
}
}
return r10bio;
}
/*
* perform a "sync" on one "block"
*
@@ -3025,7 +3054,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
atomic_inc(&mreplace->nr_pending);
rcu_read_unlock();
r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO);
r10_bio = raid10_alloc_init_r10buf(conf);
r10_bio->state = 0;
raise_barrier(conf, rb2 != NULL);
atomic_set(&r10_bio->remaining, 0);
@@ -3234,7 +3263,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
}
if (sync_blocks < max_sync)
max_sync = sync_blocks;
r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO);
r10_bio = raid10_alloc_init_r10buf(conf);
r10_bio->state = 0;
r10_bio->mddev = mddev;
@@ -4358,7 +4387,7 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr,
read_more:
/* Now schedule reads for blocks from sector_nr to last */
r10_bio = mempool_alloc(conf->r10buf_pool, GFP_NOIO);
r10_bio = raid10_alloc_init_r10buf(conf);
r10_bio->state = 0;
raise_barrier(conf, sectors_done != 0);
atomic_set(&r10_bio->remaining, 0);