From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 730817A for ; Fri, 13 May 2022 20:22:09 +0000 (UTC) Received: by mail-yb1-f201.google.com with SMTP id b33-20020a25aea1000000b0064588c45fbaso8147081ybj.16 for ; Fri, 13 May 2022 13:22:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=IxHEer1R7aVI+23m0/FmYa+I+TASlrgBBKCjzC35/is=; b=OxMA8KuHb8XyzEjNcQew0ArZPh+FVcPLuUudPe8Jic4JWJ2qN0iVlwiAZZSV9Gtzwv 7HrYwsvduCROdph8yijbuUGSiOimDaejwPHZbVJ1M734lxldw057vMrtMmT4JDtTWicN LFtVcyF/iv6fifWYUO8WReZUA0eigVeQwl1sgTgmQEQ2c5FaP2Mr+ePC13K4wuaZayO1 d8+lzT59gwHtCXP+id4mRPGTa9D7RNmpX55+YjUZbLnUUDJp3++JVBGJgL1r3FL1rFgD 9c/LZv5mImy0vO1Qkn8xvEDuDTkaHE5SP9oiguHQSFWAB0RU+W3gKv3DkAA64d0G0jNq TI0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=IxHEer1R7aVI+23m0/FmYa+I+TASlrgBBKCjzC35/is=; b=L2hsMwkzo6h1M3+QcPVeeSNck1p8AzToEKnc6mUvH5AM0q9buG71ONC/EY9H8lhIfW 27JXJtlQOClcZ2KEWh2jgKNdtnkD3YlqeVGsYy+pwkrXxBhUc/75YMJLlWw6xVJSJhGb qyJ0zSDoJ78qtBcy1H2aaL6S1RFT3gLiv1HxY6mpbUtLJS2q5xE0ZlZtylfawPgl0+Un V72076xDtHJiJayWkhvEnLI/0v2LIJG7YBBbMM5HJdhUMNAgv/ZwBcbJzW4JJ24cFdfB EKji0LbHz1FgXSQjekUQ1inSFWEzJ8imKotCbhz8pG22qoF3FN8VXgt8wDYKwTqhzytW f2cg== X-Gm-Message-State: AOAM531oafM/ae90RizvVmMd8Y7Pe9gLth2Cv0g5Qzd+i3ZGMZQcmlNW YVbxBMrh/HYQwdhWG3SNVQ0RK3YqZWuA3k1ey+s= X-Google-Smtp-Source: ABdhPJzUS09TySpKZNXM6m4ea8HNMDMOfILnzeEqlsd04WIi/iMakGhB41x1yNg+3tqOE5zhpyksH9HH+6A5s0pmUMM= X-Received: from samitolvanen1.mtv.corp.google.com ([2620:15c:201:2:e0:c17e:c2dc:13eb]) (user=samitolvanen job=sendgmr) by 2002:a81:5607:0:b0:2db:c245:5ff4 with SMTP id k7-20020a815607000000b002dbc2455ff4mr7860740ywb.244.1652473328452; Fri, 13 May 2022 13:22:08 -0700 (PDT) Date: Fri, 13 May 2022 13:21:41 -0700 In-Reply-To: <20220513202159.1550547-1-samitolvanen@google.com> Message-Id: <20220513202159.1550547-4-samitolvanen@google.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20220513202159.1550547-1-samitolvanen@google.com> X-Developer-Key: i=samitolvanen@google.com; a=openpgp; fpr=35CCFB63B283D6D3AEB783944CB5F6848BBC56EE X-Developer-Signature: v=1; a=openpgp-sha256; l=669; h=from:subject; bh=nqUrm2wetpzQHlcH5NE19NaoXqu5E22beF1fMMwNKYU=; b=owEB7QES/pANAwAKAUy19oSLvFbuAcsmYgBifr3iMv7g14dMbgfDCXDLb8bbUgmfd0gW8V9AeL1O zzXtTTuJAbMEAAEKAB0WIQQ1zPtjsoPW0663g5RMtfaEi7xW7gUCYn694gAKCRBMtfaEi7xW7iEdDA CI6z4FnJ7PlqvcN6HOYf/c+XXnT7MWbgCS2HoVv2P8QoFQ7TpgbvN9zIdJ2RqY6xEuuz3emRk6Ah6L m3BDCj8zH2JvuDhGU8CvazPYASgz94v/HBmS7NVikbjwkqCaqgwWglXdD2apJxu5anZhqnCpft8QPP bsIYUu1URvNbcxZKEGTmZ+CfaHo8s7SG6cXjrxevYWrVVsTwtujQ9JyLn0OoTcm/Fz7e+vQTkJ8h83 tVq2x9/I247t3sHmmcB9KPidgRSvcn1f9jJq0P1G7rSEDpVyZu2g0xj0mridXoViXt4rnsB3q1jmCE BVikAZnVI/yfasdkpS9g3uH/FygOBkKSfIT27/K+DLNc7XcLJJfDlhBepjYoQ2RwC0/vfOhr+7iq8Z S6gs/HjMHr5L+Y77qMjwRSwMNE2rdV+mTed4i9qBwlRWYaCWx3uwygO/JhgxJmegZ36M5eaQI+mxtd OYZMFi5iejcuHT5TOPjKY0v8Ia7ODn5SOlEwOFOqDPNMs= X-Mailer: git-send-email 2.36.0.550.gb090851708-goog Subject: [RFC PATCH v2 03/21] kallsyms: Ignore __kcfi_typeid_ From: Sami Tolvanen To: linux-kernel@vger.kernel.org Cc: Kees Cook , Josh Poimboeuf , Peter Zijlstra , x86@kernel.org, Catalin Marinas , Will Deacon , Mark Rutland , Nathan Chancellor , Nick Desaulniers , Joao Moreira , Sedat Dilek , Steven Rostedt , linux-hardening@vger.kernel.org, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev, Sami Tolvanen Content-Type: text/plain; charset="UTF-8" The compiler generates CFI type identifier symbols for annotating assembly functions at link time. Ignore them in kallsyms. Signed-off-by: Sami Tolvanen --- scripts/kallsyms.c | 1 + 1 file changed, 1 insertion(+) diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 8caabddf817c..eebd02e4b832 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -118,6 +118,7 @@ static bool is_ignored_symbol(const char *name, char type) "__ThumbV7PILongThunk_", "__LA25Thunk_", /* mips lld */ "__microLA25Thunk_", + "__kcfi_typeid_", /* CFI type identifiers */ NULL }; -- 2.36.0.550.gb090851708-goog