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[98.179.76.75]) by smtp.gmail.com with ESMTPSA id x5-20020a05620a01e500b0074fb15e2319sm557599qkn.122.2023.05.18.11.28.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 May 2023 11:28:45 -0700 (PDT) Date: Thu, 18 May 2023 11:28:43 -0700 From: Jerry Snitselaar To: linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org Cc: Peter Zijlstra , stable@vger.kernel.org, Peter Huewe , Jarkko Sakkinen , Jason Gunthorpe Subject: Re: [PATCH] tpm/tpm_tis: Disable interrupts for more Lenovo devices Message-ID: References: <20230511005403.24689-1-jsnitsel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230511005403.24689-1-jsnitsel@redhat.com> X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE 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 On Wed, May 10, 2023 at 05:54:03PM -0700, Jerry Snitselaar wrote: > The P360 Tiny suffers from an irq storm issue like the T490s, so add > an entry for it to tpm_tis_dmi_table, and force polling. There also > previously was a report from the previous attempt to enable interrupts > that involved a ThinkPad L490. So an entry is added for it as well. > > Reported-by: Peter Zijlstra # P360 Tiny > Closes: https://lore.kernel.org/linux-integrity/20230505130731.GO83892@hirez.programming.kicks-ass.net/ > Cc: stable@vger.kernel.org # 6.2 For the stable folks this can be ignored though it won't hurt anything if someone does backport it. The code enabling interrupts went into 6.4-rc1, not 6.2. Regards, Jerry