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([2a01:cb14:499:3d00:cd47:f651:9d80:157a]) by smtp.gmail.com with ESMTPSA id g14sm6087511wru.45.2021.01.20.10.11.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 20 Jan 2021 10:11:04 -0800 (PST) Subject: Re: Live patching on ARM64 To: "Madhavan T. Venkataraman" , Mark Rutland Cc: linux-arm-kernel@lists.infradead.org, Mark Brown , jpoimboe@redhat.com, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org References: <20210115123347.GB39776@C02TD0UTHF1T.local> <1cd6ab9a-74bc-258e-abf8-fcabba5e3484@redhat.com> <32ec8721-90d6-c93d-f6f3-926c8876235b@linux.microsoft.com> From: Julien Thierry Message-ID: <1f30b295-b307-ad61-b7f5-8cd55bc246d1@redhat.com> Date: Wed, 20 Jan 2021 19:11:03 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <32ec8721-90d6-c93d-f6f3-926c8876235b@linux.microsoft.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 1/19/21 4:19 PM, Madhavan T. Venkataraman wrote: > >> Sorry for the late reply. The last RFC for arm64 support in objtool is a bit old because it was preferable to split things into smaller series. >> >> I touched it much lately, so I'm picking it back up and will try to get a git branch into shape on a recent mainline (a few things need fixing since the last time I rebased it). >> >> I'll update you once I have something at least usable/presentable. >> >> Cheers, >> > I just sent some series the arm64 objtool support: - https://lkml.org/lkml/2021/1/20/791 - https://lore.kernel.org/linux-arm-kernel/20210120173800.1660730-1-jthierry@redhat.com/T/#t There are still some things missing, so if you want to investigate a more complete state I have a branch: $ git clone https://github.com/julien-thierry/linux.git -b objtoolxarm64-latest Let me know if there are any questions related to it. Cheers, -- Julien Thierry