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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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