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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702291023; x=1702895823; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9xZZSpag6K2BrrxUB+HXexjy0tvgok7Hn3gQdazxamw=; b=k69yzxv78WvXsw+sTvJ3bk+y+xAaqgKB2rVbmIKpGjB87dIvNdV5p6LVVKiItjJMW0 dfg71fVOrvmplFDng5+tCpnzw3xxWEkU+eUueiUhRRWtdq8k30ReCMWuz5msr42nFszp qYzYu/RpU7n+8o80IvHxd/6VDkjW50N007Tnugc/A260Rp0wpA1hzE7DiElaruF2fJOS gsz/ZGCH6IZrhiXuMQDMjIyq0T2VTCNkNLItYM+hQzpm2GrUilOUsk+PCeYj3FT/h7TU txQpgEtZQhbuUOANp3MPullw+rNT/4w4VBsC9CnVu0DKqulG8NdGmrTHxoKN9wreS9mh AoLQ== X-Gm-Message-State: AOJu0YyijHnzvf/ZHikzq7bfJ9BWqE6irazylWDhRLp7IA7WNF5gjT9p BWqmTU3PWLfsXhapF2wfViiBcFgb4u+cjazQ5p4r9g== X-Received: by 2002:a05:6214:5cc:b0:67a:97a4:1f73 with SMTP id t12-20020a05621405cc00b0067a97a41f73mr5565614qvz.40.1702291023543; Mon, 11 Dec 2023 02:37:03 -0800 (PST) MIME-Version: 1.0 References: <20231121220155.1217090-1-iii@linux.ibm.com> <20231121220155.1217090-26-iii@linux.ibm.com> In-Reply-To: <20231121220155.1217090-26-iii@linux.ibm.com> From: Alexander Potapenko Date: Mon, 11 Dec 2023 11:36:27 +0100 Message-ID: Subject: Re: [PATCH v2 25/33] s390/cpacf: Unpoison the results of cpacf_trng() To: Ilya Leoshkevich Cc: Alexander Gordeev , Andrew Morton , Christoph Lameter , David Rientjes , Heiko Carstens , Joonsoo Kim , Marco Elver , Masami Hiramatsu , Pekka Enberg , Steven Rostedt , Vasily Gorbik , Vlastimil Babka , Christian Borntraeger , Dmitry Vyukov , Hyeonggon Yoo <42.hyeyoo@gmail.com>, kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, linux-trace-kernel@vger.kernel.org, Mark Rutland , Roman Gushchin , Sven Schnelle Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 11 Dec 2023 02:37:22 -0800 (PST) On Tue, Nov 21, 2023 at 11:02=E2=80=AFPM Ilya Leoshkevich wrote: > > Prevent KMSAN from complaining about buffers filled by cpacf_trng() > being uninitialized. > > Tested-by: Alexander Gordeev > Signed-off-by: Ilya Leoshkevich Reviewed-by: Alexander Potapenko