From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752740AbbAOKrM (ORCPT ); Thu, 15 Jan 2015 05:47:12 -0500 Received: from smtp.citrix.com ([66.165.176.89]:60952 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751683AbbAOKrK (ORCPT ); Thu, 15 Jan 2015 05:47:10 -0500 X-IronPort-AV: E=Sophos;i="5.09,402,1418083200"; d="scan'208";a="216448437" Date: Thu, 15 Jan 2015 10:47:01 +0000 From: Stefano Stabellini X-X-Sender: sstabellini@kaball.uk.xensource.com To: "Luis R. Rodriguez" CC: , , , , , , , , , , , , Borislav Petkov , Pekka Enberg , Michal Marek , Randy Dunlap , , , , David Vrabel , Ian Campbell , Konrad Rzeszutek Wilk Subject: Re: [PATCH v3 2/2] x86, arm, platform, xen, kconfig: add xen defconfig helper In-Reply-To: <1421264027-10706-3-git-send-email-mcgrof@do-not-panic.com> Message-ID: References: <1421264027-10706-1-git-send-email-mcgrof@do-not-panic.com> <1421264027-10706-3-git-send-email-mcgrof@do-not-panic.com> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-DLP: MIA1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 14 Jan 2015, Luis R. Rodriguez wrote: > From: "Luis R. Rodriguez" > > This lets you build a kernel which can support xen dom0 > or xen guests by just using: > > make xenconfig > > on both x86 and arm64 kernels. This also splits out the > options which are available currently to be built with x86 > and 'make ARCH=arm64' under a shared config. > > Technically xen supports a dom0 kernel and also a guest > kernel configuration but upon review with the xen team > since we don't have many dom0 options its best to just > combine these two into one. > > Cc: Josh Triplett > Cc: Borislav Petkov > Cc: Pekka Enberg > Cc: David Rientjes > Cc: Michal Marek > Cc: Randy Dunlap > Cc: penberg@kernel.org > Cc: levinsasha928@gmail.com > Cc: mtosatti@redhat.com > Cc: fengguang.wu@intel.com > Cc: David Vrabel > Cc: Ian Campbell > Cc: Konrad Rzeszutek Wilk > Cc: xen-devel@lists.xenproject.org > Acked-by: Julien Grall > Reviewed-by: Josh Triplett > Signed-off-by: Luis R. Rodriguez Acked-by: Stefano Stabellini > arch/x86/configs/xen.config | 10 ++++++++++ > kernel/configs/xen.config | 26 ++++++++++++++++++++++++++ > scripts/kconfig/Makefile | 5 +++++ > 3 files changed, 41 insertions(+) > create mode 100644 arch/x86/configs/xen.config > create mode 100644 kernel/configs/xen.config > > diff --git a/arch/x86/configs/xen.config b/arch/x86/configs/xen.config > new file mode 100644 > index 0000000..fa7d214 > --- /dev/null > +++ b/arch/x86/configs/xen.config > @@ -0,0 +1,10 @@ > +# x86 xen specific config options > +CONFIG_XEN_PVHVM=y > +CONFIG_XEN_MAX_DOMAIN_MEMORY=500 > +CONFIG_XEN_SAVE_RESTORE=y > +# CONFIG_XEN_DEBUG_FS is not set > +CONFIG_XEN_PVH=y > +CONFIG_XEN_MCE_LOG=y > +CONFIG_PCI_XEN=y > +CONFIG_XEN_PCIDEV_FRONTEND=m > +CONFIG_XEN_ACPI_PROCESSOR=m > diff --git a/kernel/configs/xen.config b/kernel/configs/xen.config > new file mode 100644 > index 0000000..476fcf0 > --- /dev/null > +++ b/kernel/configs/xen.config > @@ -0,0 +1,26 @@ > +# generic config > +CONFIG_XEN=y > +CONFIG_XEN_DOM0=y > +CONFIG_XEN_BLKDEV_FRONTEND=m > +CONFIG_XEN_BLKDEV_BACKEND=m > +CONFIG_XEN_NETDEV_FRONTEND=m > +CONFIG_XEN_NETDEV_BACKEND=m > +CONFIG_INPUT_XEN_KBDDEV_FRONTEND=y > +CONFIG_HVC_XEN=y > +CONFIG_HVC_XEN_FRONTEND=y > +CONFIG_XEN_WDT=m > +CONFIG_XEN_FBDEV_FRONTEND=y > +CONFIG_XEN_BALLOON=y > +CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y > +CONFIG_XEN_SCRUB_PAGES=y > +CONFIG_XEN_DEV_EVTCHN=m > +CONFIG_XEN_BACKEND=y > +CONFIG_XENFS=m > +CONFIG_XEN_COMPAT_XENFS=y > +CONFIG_XEN_SYS_HYPERVISOR=y > +CONFIG_XEN_XENBUS_FRONTEND=y > +CONFIG_XEN_GNTDEV=m > +CONFIG_XEN_GRANT_DEV_ALLOC=m > +CONFIG_SWIOTLB_XEN=y > +CONFIG_XEN_PCIDEV_BACKEND=m > +CONFIG_XEN_PRIVCMD=m > diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile > index ff612b0..f4a8f89 100644 > --- a/scripts/kconfig/Makefile > +++ b/scripts/kconfig/Makefile > @@ -117,6 +117,10 @@ PHONY += kvmconfig > kvmconfig: > $(call mergeconfig,kvm_guest) > > +PHONY += xenconfig > +xenconfig: > + $(call mergeconfig,xen) > + > PHONY += tinyconfig > tinyconfig: allnoconfig > $(call mergeconfig,tiny) > @@ -142,6 +146,7 @@ help: > @echo ' listnewconfig - List new options' > @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' > @echo ' kvmconfig - Enable additional options for kvm guest kernel support' > + @echo ' xenconfig - Enable additional options for xen dom0 and guest kernel support' > @echo ' tinyconfig - Configure the tiniest possible kernel' > > # lxdialog stuff > -- > 2.1.1 >