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Date: Tue, 28 May 2013 06:39:58 -0700 From: tip-bot for Borislav Petkov <tipbot@...or.com> To: linux-tip-commits@...r.kernel.org Cc: linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org, penberg@...nel.org, rdunlap@...radead.org, mmarek@...e.cz, bp@...en8.de, tglx@...utronix.de, bp@...e.de, rientjes@...gle.com Subject: [tip:x86/platform] x86, platform, kvm, kconfig: Turn existing .config's into KVM-capable configs Commit-ID: 46ff53874bd935ab9955dee56d60212857e89bf3 Gitweb: http://git.kernel.org/tip/46ff53874bd935ab9955dee56d60212857e89bf3 Author: Borislav Petkov <bp@...en8.de> AuthorDate: Wed, 22 May 2013 16:46:39 +0200 Committer: Ingo Molnar <mingo@...nel.org> CommitDate: Tue, 28 May 2013 12:11:32 +0200 x86, platform, kvm, kconfig: Turn existing .config's into KVM-capable configs Add an config file snippet which enables additional options useful for running the kernel in a kvm guest. When you execute 'make kvmconfig' it merges those options with an already existing user config before you build the kernel. Based on an patch from the external lkvm tree. Signed-off-by: Borislav Petkov <bp@...e.de> Acked-by: Pekka Enberg <penberg@...nel.org> Cc: David Rientjes <rientjes@...gle.com> Cc: Michal Marek <mmarek@...e.cz> Cc: Randy Dunlap <rdunlap@...radead.org> Cc: penberg@...nel.org Cc: levinsasha928@...il.com Cc: mtosatti@...hat.com Cc: fengguang.wu@...el.com Link: http://lkml.kernel.org/r/20130522144638.GB15085@pd.tnic Signed-off-by: Ingo Molnar <mingo@...nel.org> --- arch/x86/Makefile | 6 ++++++ arch/x86/configs/kvm_guest.config | 28 ++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 5c47726..91ee171 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -220,6 +220,11 @@ archclean: $(Q)$(MAKE) $(clean)=$(boot) $(Q)$(MAKE) $(clean)=arch/x86/tools +kvmconfig: + $(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target)) + $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config arch/x86/configs/kvm_guest.config + $(Q)yes "" | $(MAKE) oldconfig + define archhelp echo '* bzImage - Compressed kernel image (arch/x86/boot/bzImage)' echo ' install - Install kernel using' @@ -233,4 +238,5 @@ define archhelp echo ' bzdisk/fdimage*/isoimage also accept:' echo ' FDARGS="..." arguments for the booted kernel' echo ' FDINITRD=file initrd for the booted kernel' + echo ' kvmconfig - Enable additional options for guest kernel support' endef diff --git a/arch/x86/configs/kvm_guest.config b/arch/x86/configs/kvm_guest.config new file mode 100644 index 0000000..f9affcc --- /dev/null +++ b/arch/x86/configs/kvm_guest.config @@ -0,0 +1,28 @@ +CONFIG_NET=y +CONFIG_NET_CORE=y +CONFIG_NETDEVICES=y +CONFIG_BLOCK=y +CONFIG_BLK_DEV=y +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_INET=y +CONFIG_TTY=y +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_BINFMT_ELF=y +CONFIG_PCI=y +CONFIG_PCI_MSI=y +CONFIG_DEBUG_KERNEL=y +CONFIG_VIRTUALIZATION=y +CONFIG_HYPERVISOR_GUEST=y +CONFIG_PARAVIRT=y +CONFIG_KVM_GUEST=y +CONFIG_VIRTIO=y +CONFIG_VIRTIO_PCI=y +CONFIG_VIRTIO_BLK=y +CONFIG_VIRTIO_CONSOLE=y +CONFIG_VIRTIO_NET=y +CONFIG_9P_FS=y +CONFIG_NET_9P=y +CONFIG_NET_9P_VIRTIO=y -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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