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[209.85.167.42]) by smtp.gmail.com with ESMTPSA id d24sm2184426lfl.30.2020.12.21.09.41.53 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Dec 2020 09:41:53 -0800 (PST) Received: by mail-lf1-f42.google.com with SMTP id m12so25638835lfo.7 for ; Mon, 21 Dec 2020 09:41:53 -0800 (PST) X-Received: by 2002:a19:8557:: with SMTP id h84mr6835799lfd.201.1608572513193; Mon, 21 Dec 2020 09:41:53 -0800 (PST) MIME-Version: 1.0 References: <20201218140046.497484741326828e5b5d46ec@linux-foundation.org> <20201218220233.pgX0nYYVt%akpm@linux-foundation.org> <20201218171327.180140338d183b41a962742d@linux-foundation.org> In-Reply-To: From: Linus Torvalds Date: Mon, 21 Dec 2020 09:41:37 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [patch 21/78] kasan: split out shadow.c from common.c To: Alexander Potapenko Cc: Andrew Morton , Marco Elver , Andrey Konovalov , Andrey Ryabinin , Branislav Rankov , Catalin Marinas , Dmitry Vyukov , Evgeniy Stepanov , Vasily Gorbik , Kevin Brodsky , Linux-MM , mm-commits@vger.kernel.org, Vincenzo Frascino , Will Deacon Content-Type: text/plain; charset="UTF-8" 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: On Mon, Dec 21, 2020 at 1:46 AM Alexander Potapenko wrote: > > It would be a pity to punt that big chunk of MTE-related work the > folks did just because of the leftover KFENCE bits, we didn't mean to. Note that it wasn't just the kfence bits - that was only a symptom of the problem. The real problem is that Andrew apparently doesn't have a KASAN-capable setup right now, so he isn't building what he sends me. linux-next ends up building the end result, of course, but that's the full series, and the smaller sequences don't get any build testing. Linus