From mboxrd@z Thu Jan 1 00:00:00 1970 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 C4526C433F5 for ; Wed, 16 Mar 2022 19:20:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357970AbiCPTV6 (ORCPT ); Wed, 16 Mar 2022 15:21:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357942AbiCPTV4 (ORCPT ); Wed, 16 Mar 2022 15:21:56 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A7EC26AA73; Wed, 16 Mar 2022 12:20:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=vYNWn7/gWvdXVAuSqHEJdNrAy6DmSK7DzABaWvfRolU=; b=uz/gKWuyajnQkK6EymeSIkywI8 AKee4iVGItlSmtUcyfpMs2rpMKsnM+1/6giveeY/JiJlrqSVxOo/uKyCQMLRnf2rtJLUGAat2DheY jlAWn5xBb7LboEv7888ALv/5/v+uInPkhSvt1z/XZ3RC/iEuJpn9ACgG9yZgYz+Oi6jgUxBqSCUmx aCyq4+1vi7jjqsiV+NLiqIgV4WBYdtKnDD1jgX6hBWsAS/lCde6/J+6WW6RQvJO43a1TKudjCx5Lv cA480jryLVqH5og5d6tTRnTuMIQ/mMRRCUvOHVwbY4zZr+mPiy5PCW5pN7fH3DP5OwZaIlFLgCqCM qw9BeXNQ==; Received: from [2601:1c0:6280:3f0::aa0b] (helo=bombadil.infradead.org) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nUZCC-00EArp-TR; Wed, 16 Mar 2022 19:20:33 +0000 From: Randy Dunlap To: linux-kernel@vger.kernel.org Cc: Randy Dunlap , "Michael S. Tsirkin" , Jason Wang , Paolo Bonzini , Stefan Hajnoczi , Jens Axboe , Amit Shah , Arnd Bergmann , Greg Kroah-Hartman , Eli Cohen , Saeed Mahameed , Leon Romanovsky , Pablo Neira Ayuso , Jozsef Kadlecsik , Florian Westphal , "David S. Miller" , Jakub Kicinski , "James E.J. Bottomley" , "Martin K. Petersen" , Felipe Balbi , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , Sebastian Andrzej Siewior , Krzysztof Opasiak , Igor Kotrasinski , Valentina Manea , Shuah Khan , Shuah Khan , Jussi Kivilinna , Joachim Fritschi , Herbert Xu , Thomas Gleixner , Steven Rostedt , Ingo Molnar , Karol Herbst , Pekka Paalanen , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Borislav Petkov , "H. Peter Anvin" , netfilter-devel@vger.kernel.org, coreteam@netfilter.org, netdev@vger.kernel.org, linux-block@vger.kernel.org, linux-crypto@vger.kernel.org, linux-rdma@vger.kernel.org, linux-scsi@vger.kernel.org, linux-usb@vger.kernel.org, nouveau@lists.freedesktop.org, virtualization@lists.linux-foundation.org, x86@kernel.org Subject: [PATCH 9/9] testmmiotrace: eliminate anonymous module_init & module_exit Date: Wed, 16 Mar 2022 12:20:10 -0700 Message-Id: <20220316192010.19001-10-rdunlap@infradead.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220316192010.19001-1-rdunlap@infradead.org> References: <20220316192010.19001-1-rdunlap@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Eliminate anonymous module_init() and module_exit(), which can lead to confusion or ambiguity when reading System.map, crashes/oops/bugs, or an initcall_debug log. Give each of these init and exit functions unique driver-specific names to eliminate the anonymous names. Example 1: (System.map) ffffffff832fc78c t init ffffffff832fc79e t init ffffffff832fc8f8 t init Example 2: (initcall_debug log) calling init+0x0/0x12 @ 1 initcall init+0x0/0x12 returned 0 after 15 usecs calling init+0x0/0x60 @ 1 initcall init+0x0/0x60 returned 0 after 2 usecs calling init+0x0/0x9a @ 1 initcall init+0x0/0x9a returned 0 after 74 usecs Fixes: 8b7d89d02ef3 ("x86: mmiotrace - trace memory mapped IO") Signed-off-by: Randy Dunlap Cc: Thomas Gleixner Cc: Steven Rostedt Cc: Ingo Molnar Cc: Karol Herbst Cc: Pekka Paalanen Cc: Dave Hansen Cc: Andy Lutomirski Cc: Peter Zijlstra Cc: Borislav Petkov Cc: "H. Peter Anvin" Cc: nouveau@lists.freedesktop.org Cc: x86@kernel.org --- arch/x86/mm/testmmiotrace.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- lnx-517-rc8.orig/arch/x86/mm/testmmiotrace.c +++ lnx-517-rc8/arch/x86/mm/testmmiotrace.c @@ -113,7 +113,7 @@ static void do_test_bulk_ioremapping(voi synchronize_rcu(); } -static int __init init(void) +static int __init testmmiotrace_init(void) { unsigned long size = (read_far) ? (8 << 20) : (16 << 10); int ret = security_locked_down(LOCKDOWN_MMIOTRACE); @@ -136,11 +136,11 @@ static int __init init(void) return 0; } -static void __exit cleanup(void) +static void __exit testmmiotrace_cleanup(void) { pr_debug("unloaded.\n"); } -module_init(init); -module_exit(cleanup); +module_init(testmmiotrace_init); +module_exit(testmmiotrace_cleanup); MODULE_LICENSE("GPL"); From mboxrd@z Thu Jan 1 00:00:00 1970 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 smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EF279C433EF for ; Wed, 16 Mar 2022 19:21:44 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 9FD2D40204; Wed, 16 Mar 2022 19:21:44 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id xeR3cUsNXBQ2; Wed, 16 Mar 2022 19:21:43 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp2.osuosl.org (Postfix) with ESMTPS id 1ED2340AC1; Wed, 16 Mar 2022 19:21:43 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id EB182C0012; Wed, 16 Mar 2022 19:21:42 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [IPv6:2605:bc80:3010::133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 46EFAC000B for ; Wed, 16 Mar 2022 19:21:41 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 261154017E for ; Wed, 16 Mar 2022 19:21:41 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id c6o72MD07P4M for ; Wed, 16 Mar 2022 19:21:39 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by smtp2.osuosl.org (Postfix) with ESMTPS id 39DD040AC3 for ; Wed, 16 Mar 2022 19:21:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=vYNWn7/gWvdXVAuSqHEJdNrAy6DmSK7DzABaWvfRolU=; b=uz/gKWuyajnQkK6EymeSIkywI8 AKee4iVGItlSmtUcyfpMs2rpMKsnM+1/6giveeY/JiJlrqSVxOo/uKyCQMLRnf2rtJLUGAat2DheY jlAWn5xBb7LboEv7888ALv/5/v+uInPkhSvt1z/XZ3RC/iEuJpn9ACgG9yZgYz+Oi6jgUxBqSCUmx aCyq4+1vi7jjqsiV+NLiqIgV4WBYdtKnDD1jgX6hBWsAS/lCde6/J+6WW6RQvJO43a1TKudjCx5Lv cA480jryLVqH5og5d6tTRnTuMIQ/mMRRCUvOHVwbY4zZr+mPiy5PCW5pN7fH3DP5OwZaIlFLgCqCM qw9BeXNQ==; Received: from [2601:1c0:6280:3f0::aa0b] (helo=bombadil.infradead.org) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nUZCC-00EArp-TR; Wed, 16 Mar 2022 19:20:33 +0000 From: Randy Dunlap To: linux-kernel@vger.kernel.org Subject: [PATCH 9/9] testmmiotrace: eliminate anonymous module_init & module_exit Date: Wed, 16 Mar 2022 12:20:10 -0700 Message-Id: <20220316192010.19001-10-rdunlap@infradead.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220316192010.19001-1-rdunlap@infradead.org> References: <20220316192010.19001-1-rdunlap@infradead.org> MIME-Version: 1.0 Cc: linux-usb@vger.kernel.org, Andy Lutomirski , "Michael S. Tsirkin" , Peter Zijlstra , nouveau@lists.freedesktop.org, Dave Hansen , Valentina Manea , virtualization@lists.linux-foundation.org, Krzysztof Opasiak , Eli Cohen , netdev@vger.kernel.org, Shuah Khan , Thomas Gleixner , "H. Peter Anvin" , Arnd Bergmann , Leon Romanovsky , linux-rdma@vger.kernel.org, Ingo Molnar , Jozsef Kadlecsik , coreteam@netfilter.org, Jakub Kicinski , Sebastian Andrzej Siewior , Pablo Neira Ayuso , Joachim Fritschi , Felipe Balbi , Amit Shah , "James E.J. Bottomley" , Steven Rostedt , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , linux-block@vger.kernel.org, Pekka Paalanen , Borislav Petkov , Stefan Hajnoczi , Shuah Khan , Jussi Kivilinna , Herbert Xu , Jens Axboe , x86@kernel.org, linux-scsi@vger.kernel.org, "Martin K. Petersen" , Greg Kroah-Hartman , Randy Dunlap , Florian Westphal , Karol Herbst , netfilter-devel@vger.kernel.org, linux-crypto@vger.kernel.org, Igor Kotrasinski , Paolo Bonzini , Saeed Mahameed , "David S. Miller" X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Eliminate anonymous module_init() and module_exit(), which can lead to confusion or ambiguity when reading System.map, crashes/oops/bugs, or an initcall_debug log. Give each of these init and exit functions unique driver-specific names to eliminate the anonymous names. Example 1: (System.map) ffffffff832fc78c t init ffffffff832fc79e t init ffffffff832fc8f8 t init Example 2: (initcall_debug log) calling init+0x0/0x12 @ 1 initcall init+0x0/0x12 returned 0 after 15 usecs calling init+0x0/0x60 @ 1 initcall init+0x0/0x60 returned 0 after 2 usecs calling init+0x0/0x9a @ 1 initcall init+0x0/0x9a returned 0 after 74 usecs Fixes: 8b7d89d02ef3 ("x86: mmiotrace - trace memory mapped IO") Signed-off-by: Randy Dunlap Cc: Thomas Gleixner Cc: Steven Rostedt Cc: Ingo Molnar Cc: Karol Herbst Cc: Pekka Paalanen Cc: Dave Hansen Cc: Andy Lutomirski Cc: Peter Zijlstra Cc: Borislav Petkov Cc: "H. Peter Anvin" Cc: nouveau@lists.freedesktop.org Cc: x86@kernel.org --- arch/x86/mm/testmmiotrace.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- lnx-517-rc8.orig/arch/x86/mm/testmmiotrace.c +++ lnx-517-rc8/arch/x86/mm/testmmiotrace.c @@ -113,7 +113,7 @@ static void do_test_bulk_ioremapping(voi synchronize_rcu(); } -static int __init init(void) +static int __init testmmiotrace_init(void) { unsigned long size = (read_far) ? (8 << 20) : (16 << 10); int ret = security_locked_down(LOCKDOWN_MMIOTRACE); @@ -136,11 +136,11 @@ static int __init init(void) return 0; } -static void __exit cleanup(void) +static void __exit testmmiotrace_cleanup(void) { pr_debug("unloaded.\n"); } -module_init(init); -module_exit(cleanup); +module_init(testmmiotrace_init); +module_exit(testmmiotrace_cleanup); MODULE_LICENSE("GPL"); _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7856AC433EF for ; Sun, 27 Mar 2022 07:44:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5D85A10E06A; Sun, 27 Mar 2022 07:44:04 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9C87A10E9C9 for ; Wed, 16 Mar 2022 19:21:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=vYNWn7/gWvdXVAuSqHEJdNrAy6DmSK7DzABaWvfRolU=; b=uz/gKWuyajnQkK6EymeSIkywI8 AKee4iVGItlSmtUcyfpMs2rpMKsnM+1/6giveeY/JiJlrqSVxOo/uKyCQMLRnf2rtJLUGAat2DheY jlAWn5xBb7LboEv7888ALv/5/v+uInPkhSvt1z/XZ3RC/iEuJpn9ACgG9yZgYz+Oi6jgUxBqSCUmx aCyq4+1vi7jjqsiV+NLiqIgV4WBYdtKnDD1jgX6hBWsAS/lCde6/J+6WW6RQvJO43a1TKudjCx5Lv cA480jryLVqH5og5d6tTRnTuMIQ/mMRRCUvOHVwbY4zZr+mPiy5PCW5pN7fH3DP5OwZaIlFLgCqCM qw9BeXNQ==; Received: from [2601:1c0:6280:3f0::aa0b] (helo=bombadil.infradead.org) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nUZCC-00EArp-TR; Wed, 16 Mar 2022 19:20:33 +0000 From: Randy Dunlap To: linux-kernel@vger.kernel.org Date: Wed, 16 Mar 2022 12:20:10 -0700 Message-Id: <20220316192010.19001-10-rdunlap@infradead.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220316192010.19001-1-rdunlap@infradead.org> References: <20220316192010.19001-1-rdunlap@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Sun, 27 Mar 2022 07:44:03 +0000 Subject: [Nouveau] [PATCH 9/9] testmmiotrace: eliminate anonymous module_init & module_exit X-BeenThere: nouveau@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Nouveau development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-usb@vger.kernel.org, Andy Lutomirski , "Michael S. Tsirkin" , Peter Zijlstra , nouveau@lists.freedesktop.org, Jason Wang , Dave Hansen , Valentina Manea , virtualization@lists.linux-foundation.org, Krzysztof Opasiak , Eli Cohen , netdev@vger.kernel.org, Shuah Khan , Thomas Gleixner , "H. Peter Anvin" , Arnd Bergmann , Leon Romanovsky , linux-rdma@vger.kernel.org, Ingo Molnar , Jozsef Kadlecsik , coreteam@netfilter.org, Jakub Kicinski , Sebastian Andrzej Siewior , Pablo Neira Ayuso , Joachim Fritschi , Felipe Balbi , Amit Shah , "James E.J. Bottomley" , Steven Rostedt , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , linux-block@vger.kernel.org, Pekka Paalanen , Borislav Petkov , Stefan Hajnoczi , Shuah Khan , Jussi Kivilinna , Herbert Xu , Jens Axboe , x86@kernel.org, linux-scsi@vger.kernel.org, "Martin K. Petersen" , Greg Kroah-Hartman , Randy Dunlap , Florian Westphal , netfilter-devel@vger.kernel.org, linux-crypto@vger.kernel.org, Igor Kotrasinski , Paolo Bonzini , Saeed Mahameed , "David S. Miller" Errors-To: nouveau-bounces@lists.freedesktop.org Sender: "Nouveau" Eliminate anonymous module_init() and module_exit(), which can lead to confusion or ambiguity when reading System.map, crashes/oops/bugs, or an initcall_debug log. Give each of these init and exit functions unique driver-specific names to eliminate the anonymous names. Example 1: (System.map) ffffffff832fc78c t init ffffffff832fc79e t init ffffffff832fc8f8 t init Example 2: (initcall_debug log) calling init+0x0/0x12 @ 1 initcall init+0x0/0x12 returned 0 after 15 usecs calling init+0x0/0x60 @ 1 initcall init+0x0/0x60 returned 0 after 2 usecs calling init+0x0/0x9a @ 1 initcall init+0x0/0x9a returned 0 after 74 usecs Fixes: 8b7d89d02ef3 ("x86: mmiotrace - trace memory mapped IO") Signed-off-by: Randy Dunlap Cc: Thomas Gleixner Cc: Steven Rostedt Cc: Ingo Molnar Cc: Karol Herbst Cc: Pekka Paalanen Cc: Dave Hansen Cc: Andy Lutomirski Cc: Peter Zijlstra Cc: Borislav Petkov Cc: "H. Peter Anvin" Cc: nouveau@lists.freedesktop.org Cc: x86@kernel.org --- arch/x86/mm/testmmiotrace.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- lnx-517-rc8.orig/arch/x86/mm/testmmiotrace.c +++ lnx-517-rc8/arch/x86/mm/testmmiotrace.c @@ -113,7 +113,7 @@ static void do_test_bulk_ioremapping(voi synchronize_rcu(); } -static int __init init(void) +static int __init testmmiotrace_init(void) { unsigned long size = (read_far) ? (8 << 20) : (16 << 10); int ret = security_locked_down(LOCKDOWN_MMIOTRACE); @@ -136,11 +136,11 @@ static int __init init(void) return 0; } -static void __exit cleanup(void) +static void __exit testmmiotrace_cleanup(void) { pr_debug("unloaded.\n"); } -module_init(init); -module_exit(cleanup); +module_init(testmmiotrace_init); +module_exit(testmmiotrace_cleanup); MODULE_LICENSE("GPL");