From patchwork Fri Feb 10 05:39:26 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amerigo Wang X-Patchwork-Id: 140500 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45685B6EEE for ; Fri, 10 Feb 2012 16:56:35 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753347Ab2BJFmH (ORCPT ); Fri, 10 Feb 2012 00:42:07 -0500 Received: from mx1.redhat.com ([209.132.183.28]:22259 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752355Ab2BJFmD (ORCPT ); Fri, 10 Feb 2012 00:42:03 -0500 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q1A5fjJk002302 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 10 Feb 2012 00:41:45 -0500 Received: from cr0.redhat.com (vpn-244-44.nrt.redhat.com [10.64.244.44]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id q1A5eVkX021917; Fri, 10 Feb 2012 00:41:37 -0500 From: Cong Wang To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Cong Wang , Avi Kivity , Marcelo Tosatti , Alexander Graf , Benjamin Herrenschmidt , Paul Mackerras , Paul Gortmaker , Andrea Arcangeli , Becky Bruce , David Gibson , Dave Carroll , Sukadev Bhattiprolu , Anton Blanchard , kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH 05/60] powerpc: remove the second argument of k[un]map_atomic() Date: Fri, 10 Feb 2012 13:39:26 +0800 Message-Id: <1328852421-19678-6-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> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.12 Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.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 e2cfb9e..220fcdf 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 a8b3cc7..57c7465 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -910,9 +910,9 @@ 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 d974b79..baaafde 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -458,9 +458,9 @@ 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 */