diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-07 12:41:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-07 12:41:48 -0700 |
| commit | 3645e6d0dc80be4376f87acc9ee527768387c909 (patch) | |
| tree | 78cc68cb09c9d24a6bcfaf842a3bca671ed53ee0 /drivers/md/raid1.c | |
| parent | 15d8ffc96464f6571ecf22043c45fad659f11bdd (diff) | |
| parent | e8a27f836f165c26f867ece7f31eb5c811692319 (diff) | |
| download | linux-3645e6d0dc80be4376f87acc9ee527768387c909.tar.gz linux-3645e6d0dc80be4376f87acc9ee527768387c909.tar.bz2 linux-3645e6d0dc80be4376f87acc9ee527768387c909.zip | |
Merge tag 'md/4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
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
Diffstat (limited to 'drivers/md/raid1.c')
| -rw-r--r-- | drivers/md/raid1.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index baf5e358d22a..f3f3e40dc9d8 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -48,7 +48,8 @@ #define UNSUPPORTED_MDDEV_FLAGS \ ((1L << MD_HAS_JOURNAL) | \ (1L << MD_JOURNAL_CLEAN) | \ - (1L << MD_HAS_PPL)) + (1L << MD_HAS_PPL) | \ + (1L << MD_HAS_MULTIPLE_PPLS)) /* * Number of guaranteed r1bios in case of extreme VM load: @@ -2560,6 +2561,23 @@ static int init_resync(struct r1conf *conf) return 0; } +static struct r1bio *raid1_alloc_init_r1buf(struct r1conf *conf) +{ + struct r1bio *r1bio = mempool_alloc(conf->r1buf_pool, GFP_NOIO); + struct resync_pages *rps; + struct bio *bio; + int i; + + for (i = conf->poolinfo->raid_disks; i--; ) { + bio = r1bio->bios[i]; + rps = bio->bi_private; + bio_reset(bio); + bio->bi_private = rps; + } + r1bio->master_bio = NULL; + return r1bio; +} + /* * perform a "sync" on one "block" * @@ -2645,7 +2663,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr, bitmap_cond_end_sync(mddev->bitmap, sector_nr, mddev_is_clustered(mddev) && (sector_nr + 2 * RESYNC_SECTORS > conf->cluster_sync_high)); - r1_bio = mempool_alloc(conf->r1buf_pool, GFP_NOIO); + r1_bio = raid1_alloc_init_r1buf(conf); raise_barrier(conf, sector_nr); |