Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932785Ab2BJFsM (ORCPT ); Fri, 10 Feb 2012 00:48:12 -0500 Received: from mx1.redhat.com ([209.132.183.28]:45442 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932751Ab2BJFsI (ORCPT ); Fri, 10 Feb 2012 00:48:08 -0500 From: Cong Wang To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Cong Wang , Greg Kroah-Hartman , Dan Magenheimer , Seth Jennings , Thadeu Lima de Souza Cascardo , Konrad Rzeszutek Wilk , devel@driverdev.osuosl.org Subject: [PATCH 57/60] zcache: remove the second argument of k[un]map_atomic() Date: Fri, 10 Feb 2012 13:40:18 +0800 Message-Id: <1328852421-19678-58-git-send-email-amwang@redhat.com> In-Reply-To: <1328852421-19678-1-git-send-email-amwang@redhat.com> References: <1328852421-19678-1-git-send-email-amwang@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2662 Lines: 78 Acked-by: Greg Kroah-Hartman Signed-off-by: Cong Wang --- 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 ef7c52b..f0843e8a 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; -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/