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path: root/drivers/md/bcache/bset.c
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Diffstat (limited to 'drivers/md/bcache/bset.c')
-rw-r--r--drivers/md/bcache/bset.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 579c696a5fe0..f3403b45bc28 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -1118,8 +1118,7 @@ struct bkey *bch_btree_iter_next_filter(struct btree_iter *iter,
void bch_bset_sort_state_free(struct bset_sort_state *state)
{
- if (state->pool)
- mempool_destroy(state->pool);
+ mempool_exit(&state->pool);
}
int bch_bset_sort_state_init(struct bset_sort_state *state, unsigned page_order)
@@ -1129,11 +1128,7 @@ int bch_bset_sort_state_init(struct bset_sort_state *state, unsigned page_order)
state->page_order = page_order;
state->crit_factor = int_sqrt(1 << page_order);
- state->pool = mempool_create_page_pool(1, page_order);
- if (!state->pool)
- return -ENOMEM;
-
- return 0;
+ return mempool_init_page_pool(&state->pool, 1, page_order);
}
EXPORT_SYMBOL(bch_bset_sort_state_init);
@@ -1191,7 +1186,7 @@ static void __btree_sort(struct btree_keys *b, struct btree_iter *iter,
BUG_ON(order > state->page_order);
- outp = mempool_alloc(state->pool, GFP_NOIO);
+ outp = mempool_alloc(&state->pool, GFP_NOIO);
out = page_address(outp);
used_mempool = true;
order = state->page_order;
@@ -1220,7 +1215,7 @@ static void __btree_sort(struct btree_keys *b, struct btree_iter *iter,
}
if (used_mempool)
- mempool_free(virt_to_page(out), state->pool);
+ mempool_free(virt_to_page(out), &state->pool);
else
free_pages((unsigned long) out, order);