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Sun, 23 Feb 2025 21:29:29 +0000 (UTC) Date: Sun, 23 Feb 2025 22:29:17 +0100 From: Borislav Petkov To: Rik van Riel Cc: x86@kernel.org, linux-kernel@vger.kernel.org, peterz@infradead.org, dave.hansen@linux.intel.com, zhengqi.arch@bytedance.com, nadav.amit@gmail.com, thomas.lendacky@amd.com, kernel-team@meta.com, linux-mm@kvack.org, akpm@linux-foundation.org, jackmanb@google.com, jannh@google.com, mhklinux@outlook.com, andrew.cooper3@citrix.com, Manali.Shukla@amd.com, mingo@kernel.org Subject: Re: [PATCH v13 14/14] x86/mm: add noinvlpgb commandline option Message-ID: <20250223212917.GAZ7uTLZL7ygSHayYh@fat_crate.local> References: <20250223194943.3518952-1-riel@surriel.com> <20250223194943.3518952-15-riel@surriel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20250223194943.3518952-15-riel@surriel.com> X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: EA09E40004 X-Stat-Signature: 5msjmsw6n3mrs846c8h7n14jb3jfsf6e X-Rspam-User: X-HE-Tag: 1740346194-413866 X-HE-Meta: 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 AxKw1+aA dpp8b4LzmsTMVqT7d7PyIC9xw+kZnEXC1d4tylmmq45ML6t/L6jR/Wl5UGJyZ0SuFFTOA4nRBBRhM+3D4Aaun1cEtSwrKsmnzyc271LKR6rOXqGktUBNR7nB2L3QoUe5nlJ18SvVUK5OHcBmjbeJFLFHNqxC1PnmRkuEsszaYG37vihqk+wyU1j9nEQh+FXL478QPPOAL2TflwIQu4CjVQtdOR3pSqW80jdxFLsFCUgGqYTT8Vj8sZ80IKDM+iJyyvXPhx734NIJ/m9iAF2aqVErULJLuMpGL5y6dlGx9oX9+mn4rcjCp8IBWDisTL79PokHsOTsU2PmYS4Kcm1VRfmE8eA== 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 Sun, Feb 23, 2025 at 02:49:04PM -0500, Rik van Riel wrote: > Add a "noinvlpgb" commandline option to disable AMD > broadcast TLB flushing at boot time. See if clearcpuid= works too pls. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette