linux-kernel - [tip: x86/kconfig] x86/kconfig/64: Enable the KVM host in the defconfig

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Message-ID: <174980311077.406.16769849111452483926.tip-bot2@tip-bot2>
Date: Fri, 13 Jun 2025 08:25:10 -0000
From: "tip-bot2 for Ingo Molnar" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Ingo Molnar <mingo@...nel.org>, Ard Biesheuvel <ardb@...nel.org>,
 Arnd Bergmann <arnd@...db.de>, David Woodhouse <dwmw@...zon.co.uk>,
 "H. Peter Anvin" <hpa@...or.com>, jgross@...e.com,
 Linus Torvalds <torvalds@...ux-foundation.org>,
 Masahiro Yamada <yamada.masahiro@...ionext.com>,
 Michal Marek <michal.lkml@...kovi.net>, Peter Zijlstra <peterz@...radead.org>,
 Vitaly Kuznetsov <vkuznets@...hat.com>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject:
 [tip: x86/kconfig] x86/kconfig/64: Enable the KVM host in the defconfig

The following commit has been merged into the x86/kconfig branch of tip:

Commit-ID:     011f3ac1694977dcee888715d4973413e4dba231
Gitweb:        https://git.kernel.org/tip/011f3ac1694977dcee888715d4973413e4dba231
Author:        Ingo Molnar <mingo@...nel.org>
AuthorDate:    Thu, 15 May 2025 15:27:12 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Fri, 13 Jun 2025 10:01:16 +02:00

x86/kconfig/64: Enable the KVM host in the defconfig

These days all distros enable KVM, and since the x86 defconfig
aims to be a distro kernel work-alike with fewer drivers and
a shorter build time, enable the KVM host in the defconfig too.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Ard Biesheuvel <ardb@...nel.org>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: David Woodhouse <dwmw@...zon.co.uk>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Jürgen Groß <jgross@...e.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc: Michal Marek <michal.lkml@...kovi.net>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Vitaly Kuznetsov <vkuznets@...hat.com>
Link: https://lore.kernel.org/r/20250515132719.31868-7-mingo@kernel.org
---
 arch/x86/configs/x86_64_defconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
index 7d7310c..156e949 100644
--- a/arch/x86/configs/x86_64_defconfig
+++ b/arch/x86/configs/x86_64_defconfig
@@ -50,6 +50,11 @@ CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y
 CONFIG_CPU_FREQ_GOV_ONDEMAND=y
 CONFIG_X86_ACPI_CPUFREQ=y
 CONFIG_IA32_EMULATION=y
+CONFIG_KVM=y
+CONFIG_KVM_INTEL=y
+CONFIG_KVM_AMD=y
+CONFIG_KVM_XEN=y
+CONFIG_KVM_MAX_NR_VCPUS=4096
 CONFIG_KPROBES=y
 CONFIG_JUMP_LABEL=y
 CONFIG_MODULES=y