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[34.168.104.7]) by smtp.gmail.com with ESMTPSA id d8-20020a170902cec800b00172b87d9770sm8563974plg.81.2023.01.10.11.55.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Jan 2023 11:55:17 -0800 (PST) Date: Tue, 10 Jan 2023 19:55:13 +0000 From: Sean Christopherson To: "Paul E. McKenney" Cc: rcu@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@meta.com, rostedt@goodmis.org, Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Paolo Bonzini , x86@kernel.org, kvm@vger.kernel.org Subject: Re: [PATCH rcu 01/27] arch/x86: Remove "select SRCU" Message-ID: References: <20230105003759.GA1769545@paulmck-ThinkPad-P17-Gen-1> <20230105003813.1770367-1-paulmck@kernel.org> <20230109192228.GV4028633@paulmck-ThinkPad-P17-Gen-1> <20230109200553.GA4154229@paulmck-ThinkPad-P17-Gen-1> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230109200553.GA4154229@paulmck-ThinkPad-P17-Gen-1> X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 09, 2023, Paul E. McKenney wrote: > On Mon, Jan 09, 2023 at 11:22:28AM -0800, Paul E. McKenney wrote: > > On Mon, Jan 09, 2023 at 05:43:23PM +0000, Sean Christopherson wrote: > > > 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 > > > > Cc: Thomas Gleixner > > > > Cc: Ingo Molnar > > > > Cc: Borislav Petkov > > > > Cc: Dave Hansen > > > > Cc: "H. Peter Anvin" > > > > Cc: Sean Christopherson > > > > Cc: Paolo Bonzini > > > > Cc: > > > > Cc: > > > > --- > > > > > > ... > > > > > > > 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. > > > > No problem, and will do on my next rebase. I might end up with a long > > list of Cc's, but so it goes. I will of course send the result as a > > reply to this message. > > Like this? Ya, looks good!