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Venkataraman" , Mark Rutland , ardb@kernel.org, nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com, catalin.marinas@arm.com, will@kernel.org, jmorris@namei.org, linux-arm-kernel@lists.infradead.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v13 06/11] arm64: Use stack_trace_consume_fn and rename args to unwind() Message-ID: <20220316034347.5q55vxzztrpe2pjn@treble> References: <95691cae4f4504f33d0fc9075541b1e7deefe96f> <20220117145608.6781-1-madvenka@linux.microsoft.com> <20220117145608.6781-7-madvenka@linux.microsoft.com> <845e4589-97d9-5371-3a0e-f6e05919f32d@linux.microsoft.com> MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jpoimboe@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220315_204354_458653_D5D9C869 X-CRM114-Status: GOOD ( 19.82 ) 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 Wed, Mar 09, 2022 at 11:47:38AM +0000, Mark Brown wrote: > On Tue, Mar 08, 2022 at 04:00:35PM -0600, Madhavan T. Venkataraman wrote: > > > It is just that patch 11 that defines "select > > HAVE_RELIABLE_STACKTRACE" did not receive any comments from you > > (unless I missed a comment that came from you. That is entirely > > possible. If I missed it, my bad). Since you suggested that change, I > > just wanted to make sure that that patch looks OK to you. > > I think that's more a question for the livepatch people to be honest - > it's not entirely a technical one, there's a bunch of confidence level > stuff going on. For example there was some suggestion that people might > insist on having objtool support, though there's also substantial > pushback on making objtool a requirement for anything from other > quarters. I was hoping that posting that patch would provoke some > discussion about what exactly is needed but that's not happened thus > far. That patch has HAVE_RELIABLE_STACKTRACE depending on STACK_VALIDATION, which doesn't exist on arm64. So it didn't seem controversial enough to warrant discussion ;-) -- Josh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel