From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755690AbYAAPiY (ORCPT ); Tue, 1 Jan 2008 10:38:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754574AbYAAPg2 (ORCPT ); Tue, 1 Jan 2008 10:36:28 -0500 Received: from il.qumranet.com ([82.166.9.18]:33788 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754140AbYAAPgY (ORCPT ); Tue, 1 Jan 2008 10:36:24 -0500 From: Avi Kivity To: linux-kernel@vger.kernel.org, kvm-devel@lists.sourceforge.net Cc: Zhang Xiantao Subject: [PATCH 08/54] KVM: Portability: Move unalias_gfn to arch dependent file Date: Tue, 1 Jan 2008 17:35:34 +0200 Message-Id: <1199201780-14001-9-git-send-email-avi@qumranet.com> X-Mailer: git-send-email 1.5.3.7 In-Reply-To: <1199201780-14001-1-git-send-email-avi@qumranet.com> References: <1199201780-14001-1-git-send-email-avi@qumranet.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zhang Xiantao Non-x86 archs don't need this mechanism. Move it to arch, and keep its interface in common. Signed-off-by: Zhang Xiantao Acked-by: Carsten Otte Signed-off-by: Avi Kivity --- drivers/kvm/kvm_main.c | 14 -------------- drivers/kvm/x86.c | 14 ++++++++++++++ 2 files changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index a9e1c77..003a43c 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -408,20 +408,6 @@ int kvm_is_error_hva(unsigned long addr) } EXPORT_SYMBOL_GPL(kvm_is_error_hva); -gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn) -{ - int i; - struct kvm_mem_alias *alias; - - for (i = 0; i < kvm->naliases; ++i) { - alias = &kvm->aliases[i]; - if (gfn >= alias->base_gfn - && gfn < alias->base_gfn + alias->npages) - return alias->target_gfn + gfn - alias->base_gfn; - } - return gfn; -} - static struct kvm_memory_slot *__gfn_to_memslot(struct kvm *kvm, gfn_t gfn) { int i; diff --git a/drivers/kvm/x86.c b/drivers/kvm/x86.c index 7237cb2..2be5936 100644 --- a/drivers/kvm/x86.c +++ b/drivers/kvm/x86.c @@ -1119,6 +1119,20 @@ static int kvm_vm_ioctl_get_nr_mmu_pages(struct kvm *kvm) return kvm->n_alloc_mmu_pages; } +gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn) +{ + int i; + struct kvm_mem_alias *alias; + + for (i = 0; i < kvm->naliases; ++i) { + alias = &kvm->aliases[i]; + if (gfn >= alias->base_gfn + && gfn < alias->base_gfn + alias->npages) + return alias->target_gfn + gfn - alias->base_gfn; + } + return gfn; +} + /* * Set a new alias region. Aliases map a portion of physical memory into * another portion. This is useful for memory windows, for example the PC -- 1.5.3.7