diff options
author | Jens Axboe <axboe@kernel.dk> | 2013-12-31 09:51:02 -0700 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2013-12-31 09:51:02 -0700 |
commit | b28bc9b38c52f63f43e3fd875af982f2240a2859 (patch) | |
tree | 76cdb7b52b58f5685993cc15ed81d1c903023358 /drivers/md/bcache/btree.c | |
parent | 8d30726912cb39c3a3ebde06214d54861f8fdde2 (diff) | |
parent | 802eee95bde72fd0cd0f3a5b2098375a487d1eda (diff) | |
download | op-kernel-dev-b28bc9b38c52f63f43e3fd875af982f2240a2859.zip op-kernel-dev-b28bc9b38c52f63f43e3fd875af982f2240a2859.tar.gz |
Merge tag 'v3.13-rc6' into for-3.14/core
Needed to bring blk-mq uptodate, since changes have been going in
since for-3.14/core was established.
Fixup merge issues related to the immutable biovec changes.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Conflicts:
block/blk-flush.c
fs/btrfs/check-integrity.c
fs/btrfs/extent_io.c
fs/btrfs/scrub.c
fs/logfs/dev_bdev.c
Diffstat (limited to 'drivers/md/bcache/btree.c')
-rw-r--r-- | drivers/md/bcache/btree.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index b62f379..946ecd3 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -1561,6 +1561,28 @@ size_t bch_btree_gc_finish(struct cache_set *c) SET_GC_MARK(PTR_BUCKET(c, &c->uuid_bucket, i), GC_MARK_METADATA); + /* don't reclaim buckets to which writeback keys point */ + rcu_read_lock(); + for (i = 0; i < c->nr_uuids; i++) { + struct bcache_device *d = c->devices[i]; + struct cached_dev *dc; + struct keybuf_key *w, *n; + unsigned j; + + if (!d || UUID_FLASH_ONLY(&c->uuids[i])) + continue; + dc = container_of(d, struct cached_dev, disk); + + spin_lock(&dc->writeback_keys.lock); + rbtree_postorder_for_each_entry_safe(w, n, + &dc->writeback_keys.keys, node) + for (j = 0; j < KEY_PTRS(&w->key); j++) + SET_GC_MARK(PTR_BUCKET(c, &w->key, j), + GC_MARK_DIRTY); + spin_unlock(&dc->writeback_keys.lock); + } + rcu_read_unlock(); + for_each_cache(ca, c, i) { uint64_t *i; @@ -1817,7 +1839,8 @@ static bool fix_overlapping_extents(struct btree *b, struct bkey *insert, if (KEY_START(k) > KEY_START(insert) + sectors_found) goto check_failed; - if (KEY_PTRS(replace_key) != KEY_PTRS(k)) + if (KEY_PTRS(k) != KEY_PTRS(replace_key) || + KEY_DIRTY(k) != KEY_DIRTY(replace_key)) goto check_failed; /* skip past gen */ @@ -2217,7 +2240,7 @@ struct btree_insert_op { struct bkey *replace_key; }; -int btree_insert_fn(struct btree_op *b_op, struct btree *b) +static int btree_insert_fn(struct btree_op *b_op, struct btree *b) { struct btree_insert_op *op = container_of(b_op, struct btree_insert_op, op); |