From patchwork Sun Nov 27 05:26:45 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amerigo Wang X-Patchwork-Id: 127848 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id C0D21B74AF for ; Sun, 27 Nov 2011 16:30:11 +1100 (EST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by ozlabs.org (Postfix) with ESMTP id 661E2B6F7F for ; Sun, 27 Nov 2011 16:30:02 +1100 (EST) Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id pAR5ToJP007210 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 27 Nov 2011 00:29:50 -0500 Received: from cr0.redhat.com (vpn1-7-24.sin2.redhat.com [10.67.7.24]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id pAR5RiKQ002499; Sun, 27 Nov 2011 00:29:10 -0500 From: Cong Wang To: linux-kernel@vger.kernel.org Subject: [PATCH 05/62] powerpc: remove the second argument of k[un]map_atomic() Date: Sun, 27 Nov 2011 13:26:45 +0800 Message-Id: <1322371662-26166-6-git-send-email-amwang@redhat.com> In-Reply-To: <1322371662-26166-1-git-send-email-amwang@redhat.com> References: <1322371662-26166-1-git-send-email-amwang@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 Cc: Andrea Arcangeli , Dave Carroll , Cong Wang , Marcelo Tosatti , Alexander Graf , kvm-ppc@vger.kernel.org, Paul Gortmaker , Paul Mackerras , Avi Kivity , kvm@vger.kernel.org, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, Anton Blanchard , David Gibson X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Signed-off-by: Cong Wang --- arch/powerpc/kvm/book3s_pr.c | 4 ++-- arch/powerpc/mm/dma-noncoherent.c | 5 ++--- arch/powerpc/mm/hugetlbpage.c | 4 ++-- arch/powerpc/mm/mem.c | 4 ++-- 4 files changed, 8 insertions(+), 9 deletions(-) diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 3c791e1..fbd4103 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -227,14 +227,14 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte) hpage_offset /= 4; get_page(hpage); - page = kmap_atomic(hpage, KM_USER0); + page = kmap_atomic(hpage); /* patch dcbz into reserved instruction, so we trap */ for (i=hpage_offset; i < hpage_offset + (HW_PAGE_SIZE / 4); i++) if ((page[i] & 0xff0007ff) == INS_DCBZ) page[i] &= 0xfffffff7; - kunmap_atomic(page, KM_USER0); + kunmap_atomic(page); put_page(hpage); } diff --git a/arch/powerpc/mm/dma-noncoherent.c b/arch/powerpc/mm/dma-noncoherent.c index 329be36..6747eec 100644 --- a/arch/powerpc/mm/dma-noncoherent.c +++ b/arch/powerpc/mm/dma-noncoherent.c @@ -365,12 +365,11 @@ static inline void __dma_sync_page_highmem(struct page *page, local_irq_save(flags); do { - start = (unsigned long)kmap_atomic(page + seg_nr, - KM_PPC_SYNC_PAGE) + seg_offset; + start = (unsigned long)kmap_atomic(page + seg_nr) + seg_offset; /* Sync this buffer segment */ __dma_sync((void *)start, seg_size, direction); - kunmap_atomic((void *)start, KM_PPC_SYNC_PAGE); + kunmap_atomic((void *)start); seg_nr++; /* Calculate next buffer segment size */ diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 8558b57..85d3592 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -880,9 +880,9 @@ void flush_dcache_icache_hugepage(struct page *page) if (!PageHighMem(page)) { __flush_dcache_icache(page_address(page+i)); } else { - start = kmap_atomic(page+i, KM_PPC_SYNC_ICACHE); + start = kmap_atomic(page+i); __flush_dcache_icache(start); - kunmap_atomic(start, KM_PPC_SYNC_ICACHE); + kunmap_atomic(start); } } } diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 2dd6bdd..edb8b3a 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -457,9 +457,9 @@ void flush_dcache_icache_page(struct page *page) #endif #ifdef CONFIG_BOOKE { - void *start = kmap_atomic(page, KM_PPC_SYNC_ICACHE); + void *start = kmap_atomic(page); __flush_dcache_icache(start); - kunmap_atomic(start, KM_PPC_SYNC_ICACHE); + kunmap_atomic(start); } #elif defined(CONFIG_8xx) || defined(CONFIG_PPC64) /* On 8xx there is no need to kmap since highmem is not supported */