diff options
| author | Cong Wang <amwang@redhat.com> | 2011-11-25 23:50:19 +0800 |
|---|---|---|
| committer | Cong Wang <xiyou.wangcong@gmail.com> | 2012-03-20 21:48:29 +0800 |
| commit | 97d5dd121c3304c65326f1ce9f04f7d0161827bc (patch) | |
| tree | 30c6d241fcb29a89ed62241ef97663b572b19d3e /drivers | |
| parent | f0c5b592a5fbc7478fde6d0f84022e6bec9a4302 (diff) | |
zcache: remove the second argument of k[un]map_atomic()
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Cong Wang <amwang@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/zcache/zcache-main.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c index ef7c52bb1df..f0843e8a472 100644 --- a/drivers/staging/zcache/zcache-main.c +++ b/drivers/staging/zcache/zcache-main.c @@ -421,13 +421,13 @@ static int zbud_decompress(struct page *page, struct zbud_hdr *zh) } ASSERT_SENTINEL(zh, ZBH); BUG_ON(zh->size == 0 || zh->size > zbud_max_buddy_size()); - to_va = kmap_atomic(page, KM_USER0); + to_va = kmap_atomic(page); size = zh->size; from_va = zbud_data(zh, size); ret = lzo1x_decompress_safe(from_va, size, to_va, &out_len); BUG_ON(ret != LZO_E_OK); BUG_ON(out_len != PAGE_SIZE); - kunmap_atomic(to_va, KM_USER0); + kunmap_atomic(to_va); out: spin_unlock(&zbpg->lock); return ret; @@ -676,13 +676,13 @@ static struct zv_hdr *zv_create(struct xv_pool *xvpool, uint32_t pool_id, goto out; atomic_inc(&zv_curr_dist_counts[chunks]); atomic_inc(&zv_cumul_dist_counts[chunks]); - zv = kmap_atomic(page, KM_USER0) + offset; + zv = kmap_atomic(page) + offset; zv->index = index; zv->oid = *oid; zv->pool_id = pool_id; SET_SENTINEL(zv, ZVH); memcpy((char *)zv + sizeof(struct zv_hdr), cdata, clen); - kunmap_atomic(zv, KM_USER0); + kunmap_atomic(zv); out: return zv; } @@ -718,10 +718,10 @@ static void zv_decompress(struct page *page, struct zv_hdr *zv) ASSERT_SENTINEL(zv, ZVH); size = xv_get_object_size(zv) - sizeof(*zv); BUG_ON(size == 0); - to_va = kmap_atomic(page, KM_USER0); + to_va = kmap_atomic(page); ret = lzo1x_decompress_safe((char *)zv + sizeof(*zv), size, to_va, &clen); - kunmap_atomic(to_va, KM_USER0); + kunmap_atomic(to_va); BUG_ON(ret != LZO_E_OK); BUG_ON(clen != PAGE_SIZE); } @@ -1300,12 +1300,12 @@ static int zcache_compress(struct page *from, void **out_va, size_t *out_len) BUG_ON(!irqs_disabled()); if (unlikely(dmem == NULL || wmem == NULL)) goto out; /* no buffer, so can't compress */ - from_va = kmap_atomic(from, KM_USER0); + from_va = kmap_atomic(from); mb(); ret = lzo1x_1_compress(from_va, PAGE_SIZE, dmem, out_len, wmem); BUG_ON(ret != LZO_E_OK); *out_va = dmem; - kunmap_atomic(from_va, KM_USER0); + kunmap_atomic(from_va); ret = 1; out: return ret; |