linux-kernel - Re: [PATCH rcu v3 2/4] kvm: Remove "select SRCU"

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Date:   Mon, 27 Mar 2023 21:56:02 -0700
From:   Sean Christopherson <seanjc@...gle.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     rcu@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...a.com, rostedt@...dmis.org,
        Huacai Chen <chenhuacai@...nel.org>,
        Aleksandar Markovic <aleksandar.qemu.devel@...il.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>, kvm@...r.kernel.org,
        Marc Zyngier <maz@...nel.org>,
        Anup Patel <anup@...infault.org>,
        Heiko Carstens <hca@...ux.ibm.com>,
        John Ogness <john.ogness@...utronix.de>
Subject: Re: [PATCH rcu v3 2/4] kvm: Remove "select SRCU"

On Fri, Mar 24, 2023, Paul E. McKenney wrote:
> Now that the SRCU Kconfig option is unconditionally selected, there is
> no longer any point in selecting it.  Therefore, remove the "select SRCU"
> Kconfig statements from the various KVM Kconfig files.
> 
> Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
> Cc: Huacai Chen <chenhuacai@...nel.org>
> Cc: Aleksandar Markovic <aleksandar.qemu.devel@...il.com>
> Cc: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Christophe Leroy <christophe.leroy@...roup.eu>
> Cc: Sean Christopherson <seanjc@...gle.com>
> Cc: Paolo Bonzini <pbonzini@...hat.com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: Borislav Petkov <bp@...en8.de>
> Cc: Dave Hansen <dave.hansen@...ux.intel.com>
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: <kvm@...r.kernel.org>
> Acked-by: Marc Zyngier <maz@...nel.org> (arm64)
> Acked-by: Michael Ellerman <mpe@...erman.id.au> (powerpc)
> Acked-by: Anup Patel <anup@...infault.org> (riscv)
> Acked-by: Heiko Carstens <hca@...ux.ibm.com> (s390)
> Reviewed-by: John Ogness <john.ogness@...utronix.de>
> ---

As amusing at it would be to see KVM as the lone holdout,

Acked-by: Sean Christopherson <seanjc@...gle.com> (x86)


Paul, feel free to take this through your tree if you think that would be the
fastest way to purge the config.  Holler if you want to route it through KVM, I'll
either throw it kvm-x86/generic, or rewatch Beetlejuice and try to summon Paolo
that way. ;-)