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Mon, 26 Oct 2026 20:33:55 +0000 (UTC) Message-ID: <54994cfa-ced0-4eb0-bc7a-43b860c6ec19@acm.org> Date: Mon, 26 Oct 2026 13:33:55 -0700 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , Precedence: list X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] powerpc/iommu: Fix an RCU read lock leak in mm_iommu_is_devmem() To: Markus Elfring , linuxppc-dev@lists.ozlabs.org, Madhavan Srinivasan Cc: LKML , Christophe Leroy , Michael Ellerman , Nicholas Piggin , Ritesh Harjani , Shrikanth Hegde References: <56f0c45723ee53149a21ceb599010e957457afd8.1793044370.git.bvanassche@acm.org> Content-Language: en-US From: Bart Van Assche In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-7.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On 10/26/26 1:27 PM, Markus Elfring wrote: > Under which circumstances would you become interested to apply a statem= ent > like =E2=80=9Cguard(rcu)();=E2=80=9D? I will leave it to the PowerPC maintainers to share their preference. Bart.