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Tue, 02 Nov 2021 05:15:09 -0700 (PDT) MIME-Version: 1.0 References: <20211028141938.3530-1-lukas.bulwahn@gmail.com> <20211028141938.3530-12-lukas.bulwahn@gmail.com> In-Reply-To: From: Lukas Bulwahn Date: Tue, 2 Nov 2021 13:14:58 +0100 Message-ID: Subject: Re: [PATCH 11/13] arm: npcm: drop selecting non-existing ARM_ERRATA_794072 To: Arnd Bergmann Cc: Joel Stanley , Tomer Maimon , Avi Fishman , Russell King , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Sekhar Nori , Bartosz Golaszewski , Linus Walleij , Imre Kaloz , Krzysztof Halasa , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Dinh Nguyen , Linux ARM , OpenBMC Maillist , kernel-janitors , Linux Kernel Mailing List X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211102_051510_971255_793E3388 X-CRM114-Status: GOOD ( 27.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Nov 2, 2021 at 9:11 AM Arnd Bergmann wrote: > > On Tue, Nov 2, 2021 at 8:31 AM Lukas Bulwahn wrote: > > On Fri, Oct 29, 2021 at 8:36 AM Joel Stanley wrote: > > > On Thu, 28 Oct 2021 at 14:57, Arnd Bergmann wrote: > > > > On Thu, Oct 28, 2021 at 4:19 PM Lukas Bulwahn wrote: > > > https://lore.kernel.org/all/6be32e0b5b454ed7b609317266a8e798@BLUPR03MB358.namprd03.prod.outlook.com/ > > > > > > It looks like it's the same workaround as ARM_ERRATA_742230, which the > > > kernel does implement. > > > > > > It would be good to hear from the Nuvoton people, or an Arm person. > > > > I will happily update the patch to select ARM_ERRATA_742230 instead of > > the dead non-existing ARM_ERRATA_794072. > > > > In contrast to the current patch that basically only cleans up "dead > > config" and has no effective functional change, the new patch would > > change the behaviour. I cannot test this patch (beyond some basic > > compile test) on the hardware; so, we certainly need someone to have > > that hardware, knows how to test it or confirm otherwise that we > > should select the ARM_ERRATA_742230 fix for this hardware. > > > > The current patch should be subsumed by the new patch; the submission > > of the new patch is deferred until that person shows up. Let's see. > > I'd prefer to leave the broken Kconfig symbol in place as a reminder until it > gets fixed properly then. > Agree, this patch here should not be integrated. I rather expect that Avi or others at Nuvoton will provide a proper patch to act appropriately for the ARM_ERRATA_794072, or after proper analysis can determine that there is no change in the kernel required. Lukas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel