From patchwork Tue Jul 25 09:34:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?S3Vhbi1ZaW5nIExlZSAo5p2O5Yag56mOKQ==?= X-Patchwork-Id: 13326202 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id D11D0C0015E for ; Tue, 25 Jul 2023 09:35:56 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 5D6778D0002; Tue, 25 Jul 2023 05:35:56 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 586116B0074; Tue, 25 Jul 2023 05:35:56 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 475DE8D0002; Tue, 25 Jul 2023 05:35:56 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 364256B0074 for ; Tue, 25 Jul 2023 05:35:56 -0400 (EDT) Received: from smtpin07.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 061D1120CFA for ; Tue, 25 Jul 2023 09:35:56 +0000 (UTC) X-FDA: 81049627512.07.420B1DD Received: from mailgw02.mediatek.com (mailgw02.mediatek.com [216.200.240.185]) by imf20.hostedemail.com (Postfix) with ESMTP id CCEB41C0003 for ; Tue, 25 Jul 2023 09:35:53 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=mediatek.com header.s=dk header.b=pJM25hOG; dmarc=pass (policy=quarantine) header.from=mediatek.com; spf=pass (imf20.hostedemail.com: domain of kuan-ying.lee@mediatek.com designates 216.200.240.185 as permitted sender) smtp.mailfrom=kuan-ying.lee@mediatek.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1690277754; a=rsa-sha256; cv=none; b=e756GjkKlmc556RdYme5b6Q6IoHxvQQFcluq0IrG6+2sF/2BsnEcJLj3tA0o5THbMJ60b9 cmZTyPdpeBCSbFuEHPT3fKq8q6VN+notW8iCZI22S2uvFBth7Q0lv7w2UYR0Uxmd5WYstt a5GCtWbji5jCtRotdEuRm1PZxBSIB6o= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=mediatek.com header.s=dk header.b=pJM25hOG; dmarc=pass (policy=quarantine) header.from=mediatek.com; spf=pass (imf20.hostedemail.com: domain of kuan-ying.lee@mediatek.com designates 216.200.240.185 as permitted sender) smtp.mailfrom=kuan-ying.lee@mediatek.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1690277754; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=CCTXtSXii4WjoQb/QME4Zdq2bfBGafme2o0RO1nxKt8=; b=AYmmzT1GelEngVMYTZhdbAN/hRWfgy/KMJs7t+zEY9FyLqxuhFpbk59TgEYFi+D9x0Jr46 lfKbtlAFaN5CAXM2egG6p94xjbijKn3imm404P/mXT+omsVuJ0pqY4h8E4BANixe85bI0c 7bT4n/VaGKq1LNQO65//utdZOEQqayg= X-UUID: a20d062a2ace11ee83ed1395ce914268-20230725 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=CCTXtSXii4WjoQb/QME4Zdq2bfBGafme2o0RO1nxKt8=; b=pJM25hOGVrtXDyNIDLycc74vFOas6onEsU0S4A1ivop07H6V4rWXdwuiMvo2wOIfW9THQXYjlQ0yRFjPeJcJVDWkt7qwcmbpO2nkQ3BFDozOLVk9Huq9R8j/VEvsyhIaTXlY9W6VuDvNzslvIkKvX++erd21tW01f2M81pJ5uo8=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.29,REQID:400e57f2-87eb-4d4e-8833-eeef4360f078,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:e7562a7,CLOUDID:ea244dd2-cd77-4e67-bbfd-aa4eaace762f,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR: NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: a20d062a2ace11ee83ed1395ce914268-20230725 Received: from mtkmbs13n2.mediatek.inc [(172.21.101.108)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1966177495; Tue, 25 Jul 2023 02:35:46 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Tue, 25 Jul 2023 17:35:24 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Tue, 25 Jul 2023 17:35:24 +0800 From: Kuan-Ying Lee To: Jan Kiszka , Kieran Bingham , Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , , , , Kuan-Ying Lee , , Subject: [PATCH 1/8] scripts/gdb/symbols: add specific ko module load command Date: Tue, 25 Jul 2023 17:34:51 +0800 Message-ID: <20230725093458.30064-2-Kuan-Ying.Lee@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230725093458.30064-1-Kuan-Ying.Lee@mediatek.com> References: <20230725093458.30064-1-Kuan-Ying.Lee@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: CCEB41C0003 X-Stat-Signature: 13tjywjpgyx8xu8puifa4zyraqoogsra X-HE-Tag: 1690277753-380257 X-HE-Meta: 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 47kMVVYn eeMZJasRBaLpLe+xWr3A4zr85fUZc0++KCuH0otkzBI0myB6Tf8hJkpU/qgijbJ6E83QUMIKirkbLSL88jxG9bcd71TLwY9vSBA0xNQJhX/uVp/tcjSKQh2VGH87PegSB/NdBIm0Cg6UmAGXUS+MHCVlWq4IQRMKP3Al0tW50kCRlyNC10AL8urHfvFglwm55Y6mg85Ap+pEE+OlMjdvOS/LXq+450Sm6ba52tbWHYCwvvned5F/bEP5yQw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Add lx-symbols command to support add specific ko module. Example output like below: (gdb) lx-symbols mm/kasan/kasan_test.ko loading @0xffff800002d30000: mm/kasan/kasan_test.ko Signed-off-by: Kuan-Ying Lee --- scripts/gdb/linux/symbols.py | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/scripts/gdb/linux/symbols.py b/scripts/gdb/linux/symbols.py index fdad3f32c747..b21ae62fdd7d 100644 --- a/scripts/gdb/linux/symbols.py +++ b/scripts/gdb/linux/symbols.py @@ -107,11 +107,12 @@ lx-symbols command.""" name=section_name, addr=str(address))) return "".join(args) - def load_module_symbols(self, module): + def load_module_symbols(self, module, module_file=None): module_name = module['name'].string() module_addr = str(module['mem'][constants.LX_MOD_TEXT]['base']).split()[0] - module_file = self._get_module_file(module_name) + if not module_file: + module_file = self._get_module_file(module_name) if not module_file and not self.module_files_updated: self._update_module_files() module_file = self._get_module_file(module_name) @@ -135,6 +136,19 @@ lx-symbols command.""" else: gdb.write("no module object found for '{0}'\n".format(module_name)) + def load_ko_symbols(self, mod_path): + self.loaded_modules = [] + module_list = modules.module_list() + + for module in module_list: + module_name = module['name'].string() + module_pattern = ".*/{0}\.ko(?:.debug)?$".format( + module_name.replace("_", r"[_\-]")) + if re.match(module_pattern, mod_path) and os.path.exists(mod_path): + self.load_module_symbols(module, mod_path) + return + raise gdb.GdbError("%s is not a valid .ko\n" % mod_path) + def load_all_symbols(self): gdb.write("loading vmlinux\n") @@ -173,6 +187,11 @@ lx-symbols command.""" self.module_files = [] self.module_files_updated = False + argv = gdb.string_to_argv(arg) + if len(argv) == 1: + self.load_ko_symbols(argv[0]) + return + self.load_all_symbols() if hasattr(gdb, 'Breakpoint'):