From nobody Sat Apr 20 04:40:57 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 910EEC433F5 for ; Tue, 24 May 2022 00:18:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231901AbiEXASG (ORCPT ); Mon, 23 May 2022 20:18:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59752 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231893AbiEXARH (ORCPT ); Mon, 23 May 2022 20:17:07 -0400 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 8FFA073574; Mon, 23 May 2022 17:17:00 -0700 (PDT) Received: from x64host.home (unknown [47.189.24.195]) by linux.microsoft.com (Postfix) with ESMTPSA id 840CD20B8968; Mon, 23 May 2022 17:16:59 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 840CD20B8968 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1653351420; bh=L/zVpQucNi7H5ecmmGZpBtWf3xyfz9caTMZwGZoyPb8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=SCsal7wIoTOh0RTw4YSmNL6lsw6JYsOoXBp2B84WHf60eScEGnfiLPENyQW0TbnBF uCkG3E+ZnohnDGWGv/gmBU5Y0k/tr27GKAM/OyvN0h9KtFifJusnJzdZ0YzIVTjb40 CCx4NNCfGg71eK/I099mC1w6dWDf5zWqXgGjqKL4= From: madvenka@linux.microsoft.com To: jpoimboe@redhat.com, peterz@infradead.org, chenzhongjin@huawei.com, mark.rutland@arm.com, broonie@kernel.org, nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com, catalin.marinas@arm.com, will@kernel.org, jamorris@linux.microsoft.com, linux-arm-kernel@lists.infradead.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, madvenka@linux.microsoft.com Subject: [RFC PATCH v2 13/20] objtool: arm64: Dump ORC data present in object files Date: Mon, 23 May 2022 19:16:30 -0500 Message-Id: <20220524001637.1707472-14-madvenka@linux.microsoft.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220524001637.1707472-1-madvenka@linux.microsoft.com> References: <20220524001637.1707472-1-madvenka@linux.microsoft.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: "Madhavan T. Venkataraman" Call orc_dump() from cmd_fpv() to dump the ORC sections in an object file. This is for debug purposes. Signed-off-by: Madhavan T. Venkataraman --- tools/objtool/Build | 1 + tools/objtool/builtin-fpv.c | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/tools/objtool/Build b/tools/objtool/Build index 5de79c76f3f0..d40ee95039cf 100644 --- a/tools/objtool/Build +++ b/tools/objtool/Build @@ -20,6 +20,7 @@ objtool-$(SUBCMD_FPV) +=3D cfi.o objtool-$(SUBCMD_FPV) +=3D insn.o objtool-$(SUBCMD_FPV) +=3D decode.o objtool-$(SUBCMD_FPV) +=3D orc_gen.o +objtool-$(SUBCMD_FPV) +=3D orc_dump.o =20 objtool-y +=3D builtin-check.o objtool-y +=3D builtin-orc.o diff --git a/tools/objtool/builtin-fpv.c b/tools/objtool/builtin-fpv.c index bc8f88f204b5..7934c569e60a 100644 --- a/tools/objtool/builtin-fpv.c +++ b/tools/objtool/builtin-fpv.c @@ -19,6 +19,7 @@ =20 static const char * const fpv_usage[] =3D { "objtool fpv generate file.o", + "objtool fpv dump file.o", NULL, }; =20 @@ -69,6 +70,9 @@ int cmd_fpv(int argc, const char **argv) return elf_write(file->elf); } =20 + if (!strcmp(argv[0], "dump")) + return orc_dump(objname); + usage_with_options(fpv_usage, fpv_options); =20 return 0; --=20 2.25.1