From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932765AbcGDJWA (ORCPT ); Mon, 4 Jul 2016 05:22:00 -0400 Received: from mx2.suse.de ([195.135.220.15]:47126 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932719AbcGDJV7 (ORCPT ); Mon, 4 Jul 2016 05:21:59 -0400 Subject: Re: [PATCH 2/3] arm/xen: add support for vm_assist hypercall To: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org References: <1466579034-12113-1-git-send-email-jgross@suse.com> <1466579034-12113-3-git-send-email-jgross@suse.com> Cc: sstabellini@kernel.org, boris.ostrovsky@oracle.com, david.vrabel@citrix.com From: Juergen Gross Message-ID: <577A2AAF.8050902@suse.com> Date: Mon, 4 Jul 2016 11:21:51 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.0 MIME-Version: 1.0 In-Reply-To: <1466579034-12113-3-git-send-email-jgross@suse.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 22/06/16 09:03, Juergen Gross wrote: > Add support for the Xen HYPERVISOR_vm_assist hypercall. > > Signed-off-by: Juergen Gross Stefano, could you please comment? Juergen > --- > arch/arm/include/asm/xen/hypercall.h | 1 + > arch/arm/xen/enlighten.c | 1 + > arch/arm/xen/hypercall.S | 1 + > arch/arm64/xen/hypercall.S | 1 + > 4 files changed, 4 insertions(+) > > diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h > index b6b962d..9d874db 100644 > --- a/arch/arm/include/asm/xen/hypercall.h > +++ b/arch/arm/include/asm/xen/hypercall.h > @@ -52,6 +52,7 @@ int HYPERVISOR_memory_op(unsigned int cmd, void *arg); > int HYPERVISOR_physdev_op(int cmd, void *arg); > int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args); > int HYPERVISOR_tmem_op(void *arg); > +int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type); > int HYPERVISOR_platform_op_raw(void *arg); > static inline int HYPERVISOR_platform_op(struct xen_platform_op *op) > { > diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c > index 71db30c..0f3aa12 100644 > --- a/arch/arm/xen/enlighten.c > +++ b/arch/arm/xen/enlighten.c > @@ -389,4 +389,5 @@ EXPORT_SYMBOL_GPL(HYPERVISOR_vcpu_op); > EXPORT_SYMBOL_GPL(HYPERVISOR_tmem_op); > EXPORT_SYMBOL_GPL(HYPERVISOR_platform_op); > EXPORT_SYMBOL_GPL(HYPERVISOR_multicall); > +EXPORT_SYMBOL_GPL(HYPERVISOR_vm_assist); > EXPORT_SYMBOL_GPL(privcmd_call); > diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S > index 9a36f4f..a648dfc 100644 > --- a/arch/arm/xen/hypercall.S > +++ b/arch/arm/xen/hypercall.S > @@ -91,6 +91,7 @@ HYPERCALL3(vcpu_op); > HYPERCALL1(tmem_op); > HYPERCALL1(platform_op_raw); > HYPERCALL2(multicall); > +HYPERCALL2(vm_assist); > > ENTRY(privcmd_call) > stmdb sp!, {r4} > diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S > index 70df80e..329c802 100644 > --- a/arch/arm64/xen/hypercall.S > +++ b/arch/arm64/xen/hypercall.S > @@ -82,6 +82,7 @@ HYPERCALL3(vcpu_op); > HYPERCALL1(tmem_op); > HYPERCALL1(platform_op_raw); > HYPERCALL2(multicall); > +HYPERCALL2(vm_assist); > > ENTRY(privcmd_call) > mov x16, x0 >