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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Zijlstra , Catalin Marinas , Will Deacon , Paul Mackerras , "H . Peter Anvin" , Ingo Molnar , Andrea Arcangeli , linux-s390@vger.kernel.org, x86@kernel.org, Jon Masters , Waiman Long , linux-arch@vger.kernel.org, Heiko Carstens , linuxppc-dev@lists.ozlabs.org, Borislav Petkov , Andy Lutomirski , Josh Poimboeuf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Tyler Hicks , Martin Schwidefsky , Linus Torvalds Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Will be joining in ~ 5 mins. Getting Chromium set up here. ----- Original Message ----- > From: "Jiri Kosina" > To: "Josh Poimboeuf" > Cc: "Peter Zijlstra" , "Heiko Carstens" , "Paul Mackerras" > , "H . Peter Anvin" , "Ingo Molnar" , "Andrea Arcangeli" > , linux-s390@vger.kernel.org, x86@kernel.org, "Will Deacon" , "Linus > Torvalds" , "Catalin Marinas" , "Waiman Long" > , linux-arch@vger.kernel.org, "Jon Masters" , "Borislav Petkov" , > "Andy Lutomirski" , "Thomas Gleixner" , linux-arm-kernel@lists.infradead.org, > "Greg Kroah-Hartman" , linux-kernel@vger.kernel.org, "Tyler Hicks" , > "Martin Schwidefsky" , linuxppc-dev@lists.ozlabs.org > Sent: Thursday, April 4, 2019 2:49:05 PM > Subject: Re: [PATCH RFC 3/5] powerpc/speculation: Add support for 'cpu_spec_mitigations=' cmdline options > On Thu, 4 Apr 2019, Josh Poimboeuf wrote: > >> Configure powerpc CPU runtime speculation bug mitigations in accordance >> with the 'cpu_spec_mitigations=' cmdline options. This affects >> Meltdown, Spectre v1, Spectre v2, and Speculative Store Bypass. > [ ... snip ... ] >> - if (!no_nospec) >> + if (!no_nospec && cpu_spec_mitigations != CPU_SPEC_MITIGATIONS_OFF) > > '!no_nospec' is something that I am sure will come back to hunt me in my > bad dreams. > > But that's been there already, and fixing it is out of scope of this > patch. Other than that, as discussed previously -- I really like this new > global option. Feel free to add > > Reviewed-by: Jiri Kosina > > for the whole set. > > Thanks, > > -- > Jiri Kosina > SUSE Labs _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel