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Tue, 11 Nov 2025 01:31:49 -0800 (PST) MIME-Version: 1.0 References: <5be986faa12ed1176889c3ba25852c42674305f4.1761763681.git.m.wieczorretman@pm.me> In-Reply-To: <5be986faa12ed1176889c3ba25852c42674305f4.1761763681.git.m.wieczorretman@pm.me> From: Alexander Potapenko Date: Tue, 11 Nov 2025 10:31:13 +0100 X-Gm-Features: AWmQ_bnBejbyt9xhMGcc96j04H3RtNf27KB78uQcmIocgSxJqcCqkGPoQwhXWUQ Message-ID: Subject: Re: [PATCH v6 06/18] x86/kasan: Add arch specific kasan functions To: Maciej Wieczor-Retman Cc: xin@zytor.com, peterz@infradead.org, kaleshsingh@google.com, kbingham@kernel.org, akpm@linux-foundation.org, nathan@kernel.org, ryabinin.a.a@gmail.com, dave.hansen@linux.intel.com, bp@alien8.de, morbo@google.com, jeremy.linton@arm.com, smostafa@google.com, kees@kernel.org, baohua@kernel.org, vbabka@suse.cz, justinstitt@google.com, wangkefeng.wang@huawei.com, leitao@debian.org, jan.kiszka@siemens.com, fujita.tomonori@gmail.com, hpa@zytor.com, urezki@gmail.com, ubizjak@gmail.com, ada.coupriediaz@arm.com, nick.desaulniers+lkml@gmail.com, ojeda@kernel.org, brgerst@gmail.com, elver@google.com, pankaj.gupta@amd.com, mark.rutland@arm.com, trintaeoitogc@gmail.com, jpoimboe@kernel.org, thuth@redhat.com, pasha.tatashin@soleen.com, dvyukov@google.com, jhubbard@nvidia.com, catalin.marinas@arm.com, yeoreum.yun@arm.com, mhocko@suse.com, lorenzo.stoakes@oracle.com, samuel.holland@sifive.com, vincenzo.frascino@arm.com, bigeasy@linutronix.de, surenb@google.com, ardb@kernel.org, Liam.Howlett@oracle.com, nicolas.schier@linux.dev, ziy@nvidia.com, kas@kernel.org, tglx@linutronix.de, mingo@redhat.com, broonie@kernel.org, corbet@lwn.net, andreyknvl@gmail.com, maciej.wieczor-retman@intel.com, david@redhat.com, maz@kernel.org, rppt@kernel.org, will@kernel.org, luto@kernel.org, kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org, linux-kbuild@vger.kernel.org, linux-mm@kvack.org, llvm@lists.linux.dev, linux-doc@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 6CA3520009 X-Stat-Signature: udbjqieiy4rg641b7iz19ghk37oudfd1 X-Rspamd-Server: rspam02 X-Rspam-User: X-HE-Tag: 1762853511-944756 X-HE-Meta: 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 wCPp2/V6 jhrbejBXRx3vYplA70obwdHgxLJZQMs7Q+oRQmYPbLuJAvqY= 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: > +#ifdef CONFIG_64BIT > +static inline void *__tag_set(const void *__addr, u8 tag) > +{ > + u64 addr = (u64)__addr; > + > + addr &= ~__tag_shifted(KASAN_TAG_MASK); KASAN_TAG_MASK is only defined in Patch 07, does this patch compile?