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bh=tiRNEO/XNBxkNs9MPPdlx3M52d9PmW2KoL7nHem/Ym0=; t=1764586572; x=1765796172; b=koYhKZWR09h6FhbFFBXVQBcaadPqsGHO6EYarlk7ZzxhDpE ba6HkWXxT+HQ/WGnznTLktR0WwLcN1JcmNhFcaosM3gDEpRB8A5KYADfHq6Cv1fqWy2c69yD32BNF HIxMJrE3pboEI+CoGH9Hq50DmyzIwwXb+WMpuckSGdZJ/eGPyXr/sgtjV5h1B3y8/EIiL0sqaWl+s M36WrNJ7CaxN0V7mWdbPRsiPPZfdPlJXEOdf8uGlpj3TbIzZiBNkkCSanezMR53RnjBVmMRlpd02h uRmYf5CDNFbRFhOuvPXjkHFObR1VX/XuFqQ16y3tCWCf/L8GddrE1M5sttuTnJsg==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.98.2) (envelope-from ) id 1vQ1Zf-0000000D35i-0PYH; Mon, 01 Dec 2025 11:56:07 +0100 Message-ID: <86d982368a85ab9dde17e52b45e77f5f76efea08.camel@sipsolutions.net> Subject: Re: [PATCH v4 11/12] arch/um: don't initialize kasan if it's disabled From: Johannes Berg To: Baoquan He , linux-mm@kvack.org Cc: ryabinin.a.a@gmail.com, andreyknvl@gmail.com, glider@google.com, dvyukov@google.com, vincenzo.frascino@arm.com, akpm@linux-foundation.org, kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, elver@google.com, sj@kernel.org, lorenzo.stoakes@oracle.com, snovitoll@gmail.com, christophe.leroy@csgroup.eu, linux-um@lists.infradead.org Date: Mon, 01 Dec 2025 11:56:05 +0100 In-Reply-To: <20251128033320.1349620-12-bhe@redhat.com> References: <20251128033320.1349620-1-bhe@redhat.com> <20251128033320.1349620-12-bhe@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2 (3.56.2-2.fc42) MIME-Version: 1.0 X-malware-bazaar: not-scanned X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 3554C40012 X-Stat-Signature: c9c7swkqpb7kjfdu5qw7rgqnn79nu8p8 X-Rspam-User: X-HE-Tag: 1764586571-32 X-HE-Meta: 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 fvzPTlEn GoL0yzrS99ccuMRAuCbK0macAXSy5zEDsz0dNoIGVW9A5tNFM1isk06BJsCriXm6i2g4mqhP2FvuCeLxEM8YmIQ+d9yTqB/7mN9uilVPexd6SQQCZqOP76UuHYOURJU03uZRiYJEi4lvuAXF/RLFax18PtkbOzuEmsVdqGuGpor0LZBjwooLO+ISPBuQJ8QMRQmIXqdv2fWABD7Zk9jgaHv4abJY1BoVe4CNHd6Cg+7fEP5A9ym+3WTjttZtPCfbWcAbf5ief0TnwvecxZCPBINvPdQ== 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: On Fri, 2025-11-28 at 11:33 +0800, Baoquan He wrote: > And also do the kasan_arg_disabled chekcing before kasan_flag_enabled ^^^^^^^^ typo > enabling to make sure kernel parameter kasan=3Don|off has been parsed. But I'm not sure how to understand that sentence. And I have no idea what to do with this patch, with it being random CC of the middle of the series. johannes