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Wed, 21 Oct 2026 09:55:19 -0700 (PDT) Received: from localhost ([153.61.198.242]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8a0894b49e7sm1201078b3a.19.2026.10.21.09.55.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 21 Oct 2026 09:55:19 -0700 (PDT) Content-Type: text/plain; charset=UTF-8 Date: Wed, 21 Oct 2026 16:55:18 +0000 Message-Id: Cc: , , , , , Subject: Re: [PATCH v3 bpf-next 0/6] bpf: Unwinding with unwind_goto and unwind_exit From: "Alexei Starovoitov" To: "Wang Yibo" In-Reply-To: <20261021011249.17-1-szwyb123@gmail.com> References: <20261020043319.3031996-1-alexei.starovoitov@gmail.com> <20261021011249.17-1-szwyb123@gmail.com> X-Mailer: mkdraft (claude review draft; edit before sending) Content-Transfer-Encoding: 8bit X-Mailing-List: bpf@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 On Tue, Oct 20, 2026 at 06:12 PM Wang Yibo wrote: > I tested v3 on arm64. The cover letter says test_progs was only run on > x86-64 and freplace was not run on arm64, so that is the part I tried to > cover. Thanks for testing. unwind_exit in arm64 JIT is different v4. No autia1716 and pacia1716. The epilogue authenticates LR as it is and adds the offset of the pad to it.