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Wed, 2 Sep 2026 00:21:22 +0000 Message-ID: <4a81506d-87a1-428f-b797-d9391aedcc7a@intel.com> Date: Tue, 1 Sep 2026 17:21:20 -0700 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] x86/resctrl, Documentation: Keep mbm_assign_mode "default" on boot To: Borislav Petkov , Babu Moger , "Moger, Babu" CC: "Luck, Tony" , "x86@kernel.org" , "Dave.Martin@arm.com" , "james.morse@arm.com" , "corbet@lwn.net" , "skhan@linuxfoundation.org" , "tglx@kernel.org" , "mingo@redhat.com" , "dave.hansen@linux.intel.com" , "hpa@zytor.com" , "linux-kernel@vger.kernel.org" , "linux-doc@vger.kernel.org" , "Eranian, Stephane" , "peternewman@google.com" References: <4bfafa1e-a7da-4c37-8da9-9fbba14106fd@intel.com> <20260801012227.GEam1KUyMz601QOzrT@fat_crate.local> <5f10ceab-5569-409b-8e78-c4a4f232489f@intel.com> <20260804191608.GDanI6eK2Q07w6pNcb@fat_crate.local> <98be93cc-f2d8-4bad-bbb0-f309e912054c@intel.com> <20260804224703.GFanJr52UbKBrCOTij@fat_crate.local> <112cebea-d455-4b75-847b-bb7d4aa4847d@intel.com> <1fe5cb09-aa2e-4b3d-9fbd-293d8e9f33d7@amd.com> <20260901232139.GBapdeA0fj1XjLsjAM@fat_crate.local> From: Reinette Chatre Content-Language: en-US In-Reply-To: <20260901232139.GBapdeA0fj1XjLsjAM@fat_crate.local> Content-Type: text/plain; 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Boris: I agreed to follow your guidance. I did have some nitpicks in the email that you linked to and the discussion that followed created the impression with me that you were considering other options. Specifically https://lore.kernel.org/lkml/20260805002138.GHanKCEmyMcvK8Xg4w@fat_crate.local/ is what I misunderstood as this topic still being open. My apologies. Babu: To answer your question on how to move forward I thus think what is needed is a minimized patch for easier backporting that is marked for stable. Also consider https://lore.kernel.org/all/d476ea5e-340b-4d65-8207-cc1a0055b4aa@intel.com/ when writing the changelog. For me to sign off on this change the changelog has to be accurate and complete. Please also follow up with pqos team on the issue you created there to motivate this patch. Reinette