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[2a02:3100:a48b:1c01:1c76:d8bb:f26:1c8f]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47fec24a24fsm1766803f8f.36.2026.08.04.11.03.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Aug 2026 11:03:25 -0700 (PDT) Date: Tue, 4 Aug 2026 20:03:22 +0200 From: Karl Mehltretter To: "Vlastimil Babka (SUSE)" Cc: Ingo Molnar , Peter Zijlstra , Andrew Morton , Kees Cook , Bradley Morgan , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] fork: Honor task_struct's declared alignment Message-ID: References: <20260804064006.93930-1-kmehltretter@gmail.com> <3a8cc92d-3e4c-4976-8b01-b303cab3061b@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3a8cc92d-3e4c-4976-8b01-b303cab3061b@kernel.org> X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 563AA80012 X-Stat-Signature: acdddu6yph7egd97hr1eg8ijfx1o15oe X-Rspam-User: X-HE-Tag: 1785866607-658467 X-HE-Meta: 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 yJUng+Va 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Aug 04, 2026 at 09:45:31AM +0100, Vlastimil Babka (SUSE) wrote: > > Fixes: cb7ca40a3882 ("x86/fpu: Make task_struct::thread constant size") > > Suggested-by: Vlastimil Babka (SUSE) > > Thanks but I suggested only SLAB_HWCACHE_ALIGN, not the whole thing :) Can > be removed when a maintainer applies this. > Ok, I believe Suggested-by doesn't necessarily mean the whole thing, but I agree, here it maybe was too much. Fine to drop it. Thanks, Karl