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charset="us-ascii" X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, Stephen Rothwell , x86@kernel.org, Jonathan Corbet , Peter Zijlstra , Pawan Gupta , Dave Hansen , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Linux-Renesas , Heiko Carstens , Ingo Molnar , Geert Uytterhoeven , Catalin Marinas , Borislav Petkov , Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, Josh Poimboeuf , Daniel Sneddon Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Apr 19, 2024, Will Deacon wrote: > On Mon, Apr 15, 2024 at 07:31:23AM -0700, Sean Christopherson wrote: > > On Mon, Apr 15, 2024, Geert Uytterhoeven wrote: > > Oof. I completely missed that "cpu_mitigations" wasn't x86-only. I can't think > > of better solution than an on-by-default generic Kconfig, though can't that it > > more simply be: > > > > diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig > > index 2b8fd6bb7da0..5930cb56ee29 100644 > > --- a/drivers/base/Kconfig > > +++ b/drivers/base/Kconfig > > @@ -191,6 +191,9 @@ config GENERIC_CPU_AUTOPROBE > > config GENERIC_CPU_VULNERABILITIES > > bool > > > > +config SPECULATION_MITIGATIONS > > + def_bool !X86 > > + > > config SOC_BUS > > bool > > select GLOB > > I can't see this in -next yet. Do you plan to post it as a proper patch > to collect acks etc? Sorry, I neglected to Cc everyone. https://lore.kernel.org/all/20240417001507.2264512-2-seanjc@google.com