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([2600:100c:b2a7:c99a:12d7:b0e2:f546:4c3b]) by smtp.gmail.com with ESMTPSA id 5614622812f47-4036f3b1604sm725591b6e.50.2025.05.07.13.20.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 07 May 2025 13:20:29 -0700 (PDT) Message-ID: <832be7b3-7f1a-4c9a-9dfc-6b9120eb30db@gmail.com> Date: Wed, 7 May 2025 14:55:38 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 09/15] x86/kconfig/64: Enable more virtualization guest options in the defconfig: enable Xen, Xen_PVH, Jailhouse, ACRN and Intel TDX To: Ingo Molnar , linux-kernel@vger.kernel.org Cc: "H . Peter Anvin" , Linus Torvalds , Peter Zijlstra , Borislav Petkov , Thomas Gleixner , Ard Biesheuvel , Arnd Bergmann , Carlos Bilbao , David Woodhouse , Elena Reshetova , Fei Li , Jan Kiszka , Juergen Gross , "Kirill A . Shutemov" , Masahiro Yamada , Michal Marek , Paolo Bonzini , Sean Christopherson , Stefano Stabellini , Vitaly Kuznetsov References: <20250505110946.1095363-1-mingo@kernel.org> <20250505110946.1095363-10-mingo@kernel.org> Content-Language: en-US From: Carlos Bilbao In-Reply-To: <20250505110946.1095363-10-mingo@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 5/5/25 06:09, Ingo Molnar wrote: > Since the x86 defconfig aims to be a distro kernel work-alike with > fewer drivers and a shorter build time, refresh all the virtualization > guest Kconfig features, enabling paravirt spinlocks, and > enabling the guest support code for the following guests: > > - Xen > - Xen_PVH > - Jailhouse > - ACRN > - Intel TDX > > Signed-off-by: Ingo Molnar > Cc: Ard Biesheuvel > Cc: Arnd Bergmann > Cc: Carlos Bilbao > Cc: David Woodhouse > Cc: Elena Reshetova > Cc: Fei Li > Cc: H. Peter Anvin > Cc: Jan Kiszka > Cc: Juergen Gross > Cc: Kirill A. Shutemov > Cc: Linus Torvalds > Cc: Masahiro Yamada > Cc: Michal Marek > Cc: Paolo Bonzini > Cc: Sean Christopherson > Cc: Stefano Stabellini > Cc: Vitaly Kuznetsov > --- > arch/x86/configs/defconfig.x86_64 | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/arch/x86/configs/defconfig.x86_64 b/arch/x86/configs/defconfig.x86_64 > index 156e9490e29b..514f8fdc2102 100644 > --- a/arch/x86/configs/defconfig.x86_64 > +++ b/arch/x86/configs/defconfig.x86_64 > @@ -31,6 +31,12 @@ CONFIG_KEXEC=y > CONFIG_SMP=y > CONFIG_HYPERVISOR_GUEST=y > CONFIG_PARAVIRT=y > +CONFIG_PARAVIRT_SPINLOCKS=y > +CONFIG_XEN=y > +CONFIG_XEN_PVH=y > +CONFIG_JAILHOUSE_GUEST=y > +CONFIG_ACRN_GUEST=y > +CONFIG_INTEL_TDX_GUEST=y > CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS=y > CONFIG_X86_MSR=y > CONFIG_X86_CPUID=y Acked-by: Carlos Bilbao