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    SubjectRe: [PATCH rcu 01/27] arch/x86: Remove "select SRCU"
    On Wed, Jan 04, 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.
    >
    > Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
    > Cc: Thomas Gleixner <tglx@linutronix.de>
    > Cc: Ingo Molnar <mingo@redhat.com>
    > Cc: Borislav Petkov <bp@alien8.de>
    > Cc: Dave Hansen <dave.hansen@linux.intel.com>
    > Cc: "H. Peter Anvin" <hpa@zytor.com>
    > Cc: Sean Christopherson <seanjc@google.com>
    > Cc: Paolo Bonzini <pbonzini@redhat.com>
    > Cc: <x86@kernel.org>
    > Cc: <kvm@vger.kernel.org>
    > ---

    ...

    > diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
    > index fbeaa9ddef598..9306d99585188 100644
    > --- a/arch/x86/kvm/Kconfig
    > +++ b/arch/x86/kvm/Kconfig
    > @@ -46,7 +46,6 @@ config KVM
    > select KVM_XFER_TO_GUEST_WORK
    > select KVM_GENERIC_DIRTYLOG_READ_PROTECT
    > select KVM_VFIO
    > - select SRCU

    Would it be too much trouble to bundle all of the KVM changes into a single patch?
    The SRCU requirement is a generic KVM requirement that's handled in the arch Kconfigs
    purely because of KVM's somewhat roundabout Kconfig setup.

    > select INTERVAL_TREE
    > select HAVE_KVM_PM_NOTIFIER if PM
    > help
    > --
    > 2.31.1.189.g2e36527f23
    >

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