From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELujkZ53YCJyXe4mtvTNS28pxc3N4GLlYy5Jz1OKZ9rbjwbnHIdXB4TFnfA7JUCHRXeYNGT+ ARC-Seal: i=1; a=rsa-sha256; t=1519842602; cv=none; d=google.com; s=arc-20160816; b=J47wLTgPQs4JFSJWstkPPZ4g6jSwVHKEsw2lYpYeBFPrbtcaipWjt/wYt0hpX0DAui +VrB6Vmr/ZEaKPhjkirMxel58bN500s0PnZCmJMTfUYnw7EYxgb18wor/kwCQ+GaQBkJ K1cgaPU8E7dlkqpmRUudnSGFIKgI/ZSaFBxBYwyZkmBsv8poPqt6sUIzkPWg6cCxWQIw 0zp1Vz9qN/yuCx4f+Scf7f5rN//HzC/BIsmetcPBXb7zefbU/tkrMtisveU5TbwO4W69 ysESLKgX3jMTeu+tsYpO4dJ0sGIpsRKSqpIcSm7bi1ah5XotFqqVVGvnN9C+zzr6c57s Q8OA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature:arc-authentication-results; bh=B2ZDVtxRY+D7f4mgpdBLsBmA6WczaMYhBO/mCnrBA1U=; b=l5ftO2iCJqm0Qanwtu+ZPrNeqevgdaaCjkXbePSA1hUi/DG89LuluJ9fKmQM7qK7IE GZIl0zIrEzfZk1IoyBIOHsTKQNmoUzWMV1/QrqslDMKigbpNrWHkltTynIdVrpXDs7XZ TOc9V5DLXb6MxKIEU1tdUxPLe4C8JQOF01vjuzk82Eetu3psEwk7Ae31dlWa8+NPuCLZ IW1WMyqzjAfmkbfFKIPbB+kUs6Tsk0PtQGpU7TybQ8BUuftqpg+W8H4rcrAbF8+E/qa0 6yb1fywRVXs6S8n1i9hTJ8qAeO0PdTwlyq6gSKBs5FlpVpegE85E1OPeBOiq25ZFBs0T m0Zw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=TrbPeGi4; spf=pass (google.com: domain of maran.wilson@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=maran.wilson@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=TrbPeGi4; spf=pass (google.com: domain of maran.wilson@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=maran.wilson@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com From: Maran Wilson To: 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 Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, rkrcmar@redhat.com, jpoimboe@redhat.com, bp@suse.de, kirill.shutemov@linux.intel.com, thomas.lendacky@amd.com, luto@kernel.org, maran.wilson@oracle.com, dave.hansen@linux.intel.com, davem@davemloft.net, gregkh@linuxfoundation.org, mchehab@kernel.org, linus.walleij@linaro.org, rdunlap@infradead.org Subject: [RFC PATCH v4 2/7] xen/pvh: Move PVH entry code out of Xen specific tree Date: Wed, 28 Feb 2018 10:27:58 -0800 Message-Id: <1519842483-8887-3-git-send-email-maran.wilson@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1519842483-8887-1-git-send-email-maran.wilson@oracle.com> References: <1519842483-8887-1-git-send-email-maran.wilson@oracle.com> 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-1802280224 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593670476619272001?= X-GMAIL-MSGID: =?utf-8?q?1593670476619272001?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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 --- 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