From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELtHQoX9l97pQvPZ7LnnlJ8j7HRPRTrJFUK/G20QlnsvxuPmOmz58Q93tvSaLJeHy3eaQvEV ARC-Seal: i=1; a=rsa-sha256; t=1519852442; cv=none; d=google.com; s=arc-20160816; b=wzRfI8wyXQrofTAE2pyxIO6fTU+YYR+EFNgPok1/aUSXobhUzqBHhycTPTyuv+yfb0 ifLNCwlMykNjWUw6qJF/cZ2nall8FpnFnQ1z5HKRxby7GViEBdlWW4SA4Wnm9YzLhqW6 UO7CNqFXQge7xxlzSNcdWPBmnSTUJs/WNQnh6nvHedy1KjZKFx6LLVvIQvom9Zn1NnjE InghD9JVwQUGXSfJ2Yi53FNeQTRac995EO1lE/B4+gYUEiZD1w1Al0RzW/gLDsG1Zlts kP6ur9ldey9zgeLtGe+/KGd1HWDHMsdBISw1VVsCGTpRTkbwJfA/u6+S8kVxKcPQOEvO GRqQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:dkim-signature :arc-authentication-results; bh=wvDD1PXe+Icvn8ECu3gSfD/p/X88Rkmt9GXamBYlThI=; b=dVHBmEGsXC16+dMqdkbk7XTdZr4VBt1D6MopfaCnZfEi+DwJOH7cRe/TdVEOSJLYcL iXC2f0p/46QZ7oUy7JkvzMl+jVyeWf4AwunCf8EG/m7AJhwqNUMeuDTvlDIG6yP6FApw eep7LxsBW8DWj36OJG9M1T8S6zAC0qqtwUyEqhkUNJmTLAEEnrWlg43rECiHtovnEBws 7GEHXF6EG1ljdCJpV9ajAwQ0bwR2M8rzjDRMX1zXHXzf3EYL3UCHyTZtG+U2XBdpOo1K ygyqBr4rxWL+F3XST4/Mud75eIGxQfy5MWbTmA3Yo4A4KGS/dVw/ArztqoPGkeQ+OcQM rOVg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=E16lkVmo; spf=pass (google.com: domain of konrad.wilk@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=konrad.wilk@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=E16lkVmo; spf=pass (google.com: domain of konrad.wilk@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=konrad.wilk@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Date: Wed, 28 Feb 2018 16:08:14 -0500 From: Konrad Rzeszutek Wilk To: Maran Wilson Cc: pbonzini@redhat.com, jgross@suse.com, boris.ostrovsky@oracle.com, roger.pau@citrix.com, andrew.cooper3@citrix.com, hch@infradead.org, JBeulich@suse.com, x86@kernel.org, xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, thomas.lendacky@amd.com, dave.hansen@linux.intel.com, rkrcmar@redhat.com, gregkh@linuxfoundation.org, mchehab@kernel.org, hpa@zytor.com, linus.walleij@linaro.org, mingo@redhat.com, rdunlap@infradead.org, luto@kernel.org, jpoimboe@redhat.com, tglx@linutronix.de, bp@suse.de, davem@davemloft.net, kirill.shutemov@linux.intel.com Subject: Re: [Xen-devel] [RFC PATCH v4 2/7] xen/pvh: Move PVH entry code out of Xen specific tree Message-ID: <20180228210814.GK11576@char.us.oracle.com> References: <1519842483-8887-1-git-send-email-maran.wilson@oracle.com> <1519842483-8887-3-git-send-email-maran.wilson@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1519842483-8887-3-git-send-email-maran.wilson@oracle.com> User-Agent: Mutt/1.8.3 (2017-05-23) X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8818 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1802280257 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593670476619272001?= X-GMAIL-MSGID: =?utf-8?q?1593680793885758807?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Wed, Feb 28, 2018 at 10:27:58AM -0800, Maran Wilson wrote: > Once hypervisors other than Xen start using the PVH entry point for > starting VMs, we would like the option of being able to compile PVH entry > capable kernels without enabling CONFIG_XEN and all the code that comes > along with that. To allow that, we are moving the PVH code out of Xen and > into files sitting at a higher level in the tree. > > This patch is not introducing any code or functional changes, just moving > files from one location to another. > > Signed-off-by: Maran Wilson Reviewed-by: Konrad Rzeszutek Wilk Thank you! > --- > MAINTAINERS | 1 + > arch/x86/Kbuild | 3 +++ > arch/x86/{xen/xen-pvh.S => pvh-head.S} | 0 > arch/x86/{xen/enlighten_pvh.c => pvh.c} | 0 > arch/x86/xen/Makefile | 2 -- > 5 files changed, 4 insertions(+), 2 deletions(-) > rename arch/x86/{xen/xen-pvh.S => pvh-head.S} (100%) > rename arch/x86/{xen/enlighten_pvh.c => pvh.c} (100%) > > diff --git a/MAINTAINERS b/MAINTAINERS > index 93a12af4f180..dc89f3a279bd 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -15210,6 +15210,7 @@ L: xen-devel@lists.xenproject.org (moderated for non-subscribers) > T: git git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git > S: Supported > F: arch/x86/xen/ > +F: arch/x86/*pvh* > F: drivers/*/xen-*front.c > F: drivers/xen/ > F: arch/x86/include/asm/xen/ > diff --git a/arch/x86/Kbuild b/arch/x86/Kbuild > index 0038a2d10a7a..a4e5e3d348dc 100644 > --- a/arch/x86/Kbuild > +++ b/arch/x86/Kbuild > @@ -7,6 +7,9 @@ obj-$(CONFIG_KVM) += kvm/ > # Xen paravirtualization support > obj-$(CONFIG_XEN) += xen/ > > +obj-$(CONFIG_XEN_PVH) += pvh.o > +obj-$(CONFIG_XEN_PVH) += pvh-head.o > + > # Hyper-V paravirtualization support > obj-$(subst m,y,$(CONFIG_HYPERV)) += hyperv/ > > diff --git a/arch/x86/xen/xen-pvh.S b/arch/x86/pvh-head.S > similarity index 100% > rename from arch/x86/xen/xen-pvh.S > rename to arch/x86/pvh-head.S > diff --git a/arch/x86/xen/enlighten_pvh.c b/arch/x86/pvh.c > similarity index 100% > rename from arch/x86/xen/enlighten_pvh.c > rename to arch/x86/pvh.c > diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile > index d83cb5478f54..7e8145b33997 100644 > --- a/arch/x86/xen/Makefile > +++ b/arch/x86/xen/Makefile > @@ -21,7 +21,6 @@ obj-y := enlighten.o multicalls.o mmu.o irq.o \ > obj-$(CONFIG_XEN_PVHVM) += enlighten_hvm.o mmu_hvm.o suspend_hvm.o > obj-$(CONFIG_XEN_PV) += setup.o apic.o pmu.o suspend_pv.o \ > p2m.o enlighten_pv.o mmu_pv.o > -obj-$(CONFIG_XEN_PVH) += enlighten_pvh.o > > obj-$(CONFIG_EVENT_TRACING) += trace.o > > @@ -33,4 +32,3 @@ obj-$(CONFIG_XEN_DEBUG_FS) += debugfs.o > obj-$(CONFIG_XEN_DOM0) += vga.o > obj-$(CONFIG_SWIOTLB_XEN) += pci-swiotlb-xen.o > obj-$(CONFIG_XEN_EFI) += efi.o > -obj-$(CONFIG_XEN_PVH) += xen-pvh.o > -- > 2.16.1 > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xenproject.org > https://lists.xenproject.org/mailman/listinfo/xen-devel