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Wed, 23 Apr 2025 15:59:09 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: T11d5567f2ca40195 Date: Wed, 23 Apr 2025 21:58:40 +0200 From: "Arnd Bergmann" To: "Magnus Lindholm" , linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org Cc: "Richard Henderson" , "Matt Turner" , "Paul E. McKenney" , "John Paul Adrian Glaubitz" , macro@redhat.com, "Michael Cree" , "Ivan Kokshaysky" Message-Id: <41157e81-0dd9-4950-b9b2-245c0007d2bd@app.fastmail.com> In-Reply-To: <20250423194958.30715-1-linmag7@gmail.com> References: <20250423194958.30715-1-linmag7@gmail.com> Subject: Re: [PATCH v2] alpha: machine check handler for tsunami Content-Type: text/plain Content-Transfer-Encoding: 7bit On Wed, Apr 23, 2025, at 21:21, Magnus Lindholm wrote: > This patch is an attempt to implement a machine check handler with detailed > information on error conditions in the event of a machine check exception > on the tsunami platform. This work is inspired by how machine check > exceptions are handled on the titan family. This patch implements > processing of the logout frames that is generated in the event of a > machine check. The logout frame contains platform specific information > and is helpful in pinpointing the source that triggered the exception > or fault. Some faults are recoverable, such as a correctable ECC error, > but others may not be possible to recover from. As Alpha hardware is aging > we may see more errors due to failing hardware and proper machine check > handling can assist in detecting and diagnosing such errors. I hope that > someone finds this useful, any feedback is much appreciated. Should this perhaps be part of drivers/edac/ ? ARnd