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Fri, 12 Feb 2021 13:01:49 -0800 (PST) MIME-Version: 1.0 References: <20210212121610.ff05a7bb37f97caef97dc924@linux-foundation.org> <20210212125454.b660a3bf3e9945515f530066@linux-foundation.org> In-Reply-To: <20210212125454.b660a3bf3e9945515f530066@linux-foundation.org> From: Andrey Konovalov Date: Fri, 12 Feb 2021 22:01:38 +0100 Message-ID: Subject: Re: [PATCH mm] kasan: export HW_TAGS symbols for KUnit tests To: Andrew Morton Cc: Catalin Marinas , Vincenzo Frascino , Will Deacon , Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Peter Collingbourne , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , Christoph Hellwig , kasan-dev , Linux ARM , Linux Memory Management List , LKML 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 Fri, Feb 12, 2021 at 9:54 PM Andrew Morton wrote: > > On Fri, 12 Feb 2021 21:21:39 +0100 Andrey Konovalov wrote: > > > > > The wrappers aren't defined when tests aren't enabled to avoid misuse. > > > > The mte_() functions aren't exported directly to avoid having low-level > > > > KASAN ifdefs in the arch code. > > > > > > > > > > Please confirm that this is applicable to current Linus mainline? > > > > It's not applicable. KUnit tests for HW_TAGS aren't supported there, > > the patches for that are in mm only. So no need to put it into 5.11. > > So... which -mm patch does this patch fix? "kasan, arm64: allow using KUnit tests with HW_TAGS mode". There will be some minor adjacent-line-changed conflicts if you decide to squash it. Alternatively, this can go as a separate patch after the tests series (after "kasan: don't run tests when KASAN is not enabled"). Thanks!