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Shutemov" To: Sohil Mehta Cc: Andy Lutomirski , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Peter Zijlstra , Ard Biesheuvel , "Paul E. McKenney" , Josh Poimboeuf , Xiongwei Song , Xin Li , "Mike Rapoport (IBM)" , Brijesh Singh , Michael Roth , Tony Luck , Alexey Kardashevskiy , Alexander Shishkin , Jonathan Corbet , Ingo Molnar , Pawan Gupta , Daniel Sneddon , Kai Huang , Sandipan Das , Breno Leitao , Rick Edgecombe , Alexei Starovoitov , Hou Tao , Juergen Gross , Vegard Nossum , Kees Cook , Eric Biggers , Jason Gunthorpe , "Masami Hiramatsu (Google)" , Andrew Morton , Luis Chamberlain , Yuntao Wang , Rasmus Villemoes , Christophe Leroy , Tejun Heo , Changbin Du , Huang Shijie , Geert Uytterhoeven , Namhyung Kim , Arnaldo Carvalho de Melo , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCHv9 16/16] x86: Re-enable Linear Address Masking Message-ID: References: <20250707080317.3791624-1-kirill.shutemov@linux.intel.com> <20250707080317.3791624-17-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: C7A514000B X-Stat-Signature: p6c71bt18m4n1s73acd5ot7t5unfxow8 X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1752058860-653603 X-HE-Meta: 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Jul 08, 2025 at 10:31:05PM -0700, Sohil Mehta wrote: > On 7/7/2025 1:03 AM, Kirill A. Shutemov wrote: > > This reverts commit 3267cb6d3a174ff83d6287dcd5b0047bbd912452. > > > > LASS mitigates the Spectre based on LAM (SLAM) [1] and the previous > > commit made LAM depend on LASS, so we no longer need to disable LAM at > > compile time, so revert the commit that disables LAM. > > > > Reviewed-by: Sohil Mehta > > You may have missed my comments in the previous revision. > https://lore.kernel.org/all/af709ffa-eb11-4de5-9ae8-a179cb99750c@intel.com/ > > Mainly, x86 maintainers prefer imperative tone and references such as > "previous commit" can be confusing sometimes. Indeed, missed. My bad. I've merged last two patches and updated the commit message: https://git.kernel.org/pub/scm/linux/kernel/git/kas/linux.git/commit/?h=x86/lass I hope it is still okay to use your Reviewed-by tag. -- Kiryl Shutsemau / Kirill A. Shutemov