[{"id":1772116,"web_url":"http://patchwork.ozlabs.org/comment/1772116/","msgid":"<1505929138.12311.5.camel@perches.com>","date":"2017-09-20T17:38:58","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":771,"url":"http://patchwork.ozlabs.org/api/people/771/","name":"Joe Perches","email":"joe@perches.com"},"content":"On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:\n> We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart\n> enough to handle function pointer dereference on platforms where such\n> dereference is required.\n> \n> checkpatch warning example:\n> \n> WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'\n\nIf this series is accepted, I think this message\nis unclear and would prefer something like:\n---\nscripts/checkpatch.pl | 11 +++++++++--\n 1 file changed, 9 insertions(+), 2 deletions(-)\n\ndiff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl\nindex dd2c262aebbf..71f3273d5913 100755\n--- a/scripts/checkpatch.pl\n+++ b/scripts/checkpatch.pl\n@@ -5762,18 +5762,25 @@ sub process {\n \t\t        for (my $count = $linenr; $count <= $lc; $count++) {\n \t\t\t\tmy $fmt = get_quoted_string($lines[$count - 1], raw_line($count, 0));\n \t\t\t\t$fmt =~ s/%%//g;\n-\t\t\t\tif ($fmt =~ /(\\%[\\*\\d\\.]*p(?![\\WFfSsBKRraEhMmIiUDdgVCbGNO]).)/) {\n+\t\t\t\tif ($fmt =~ /(\\%[\\*\\d\\.]*p(?![\\WSsBKRraEhMmIiUDdgVCbGNO]).)/) {\n \t\t\t\t\t$bad_extension = $1;\n \t\t\t\t\tlast;\n \t\t\t\t}\n \t\t\t}\n \t\t\tif ($bad_extension ne \"\") {\n \t\t\t\tmy $stat_real = raw_line($linenr, 0);\n+\t\t\t\tmy $ext_type = \"Invalid\";\n+\t\t\t\tmy $use = \"\";\n \t\t\t\tfor (my $count = $linenr + 1; $count <= $lc; $count++) {\n \t\t\t\t\t$stat_real = $stat_real . \"\\n\" . raw_line($count, 0);\n \t\t\t\t}\n+\t\t\t\tif ($bad_extension =~ /p[Ff]/i) {\n+\t\t\t\t\t$ext_type = \"Deprecated\";\n+\t\t\t\t\t$use = \" - use %pS instead\";\n+\t\t\t\t\t$use =~ s/pS/ps/ if ($bad_extension =~ /pf/);\n+\t\t\t\t}\n \t\t\t\tWARN(\"VSPRINTF_POINTER_EXTENSION\",\n-\t\t\t\t     \"Invalid vsprintf pointer extension '$bad_extension'\\n\" . \"$here\\n$stat_real\\n\");\n+\t\t\t\t     \"$ext_type vsprintf pointer extension '$bad_extension'$use\\n\" . \"$here\\n$stat_real\\n\");\n \t\t\t}\n \t\t}","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xy6fj4XmRz9rxj\n\tfor ;\n\tThu, 21 Sep 2017 03:48:29 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xy6fj3YvzzDqbZ\n\tfor ;\n\tThu, 21 Sep 2017 03:48:29 +1000 (AEST)","from smtprelay.hostedemail.com (smtprelay0042.hostedemail.com\n\t[216.40.44.42])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xy6dF4CslzDqXw\n\tfor ;\n\tThu, 21 Sep 2017 03:47:12 +1000 (AEST)","from smtprelay.hostedemail.com (10.5.19.251.rfc1918.com\n\t[10.5.19.251])\n\tby smtpgrave06.hostedemail.com (Postfix) with ESMTP id 96388800CAC4\n\tfor ;\n\tWed, 20 Sep 2017 17:39:08 +0000 (UTC)","from filter.hostedemail.com (clb03-v110.bra.tucows.net\n\t[216.40.38.60])\n\tby smtprelay05.hostedemail.com (Postfix) with ESMTP id 1060C18076614; \n\tWed, 20 Sep 2017 17:39:03 +0000 (UTC)","from XPS-9350 (unknown [47.151.132.55])\n\t(Authenticated sender: joe@perches.com)\n\tby omf13.hostedemail.com (Postfix) with ESMTPA;\n\tWed, 20 Sep 2017 17:38:59 +0000 (UTC)"],"Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=perches.com\n\t(client-ip=216.40.44.42; helo=smtprelay.hostedemail.com;\n\tenvelope-from=joe@perches.com; receiver=)","X-Greylist":"delayed 485 seconds by postgrey-1.36 at bilbo;\n\tThu, 21 Sep 2017 03:47:13 AEST","X-Session-Marker":"6A6F6540706572636865732E636F6D","X-Spam-Summary":"30, 2, 0, , d41d8cd98f00b204, joe@perches.com,\n\t:::::::::::::::::::::::::::::::::::,\n\tRULES_HIT:41:355:379:541:599:960:982:988:989:1260:1277:1311:1313:1314:1345:1359:1373:1437:1515:1516:1518:1534:1541:1593:1594:1711:1730:1747:1777:1792:2197:2198:2199:2200:2393:2559:2562:2828:3138:3139:3140:3141:3142:3353:3622:3653:3867:3868:3871:4321:5007:6119:8957:10004:10400:10848:11026:11232:11473:11658:11783:11914:12043:12048:12438:12555:12740:12895:12986:13069:13095:13141:13230:13311:13357:13439:13894:14181:14659:14721:21080:21221:21433:21505:21627:30054:30091,\n\t0, RBL:none, CacheIP:none, Bayesian:0.5, 0.5, 0.5, Netcheck:none,\n\tDomainCache:0, MSF:not bulk, SPF:, MSBL:0, DNSBL:none,\n\tCustom_rules:0:0:0, LFtime:2, LUA_SUMMARY:none","X-HE-Tag":"ring37_1461611bad501","X-Filterd-Recvd-Size":"3188","Message-ID":"<1505929138.12311.5.camel@perches.com>","Subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","From":"Joe Perches ","To":"Sergey Senozhatsky , Tony Luck\n\t, Fenghua Yu , Benjamin\n\tHerrenschmidt , Paul Mackerras\n\t, Michael Ellerman ,\n\tJames Bottomley , Helge Deller ","Date":"Wed, 20 Sep 2017 10:38:58 -0700","In-Reply-To":"<20170920162910.32053-8-sergey.senozhatsky@gmail.com>","References":"<20170920162910.32053-1-sergey.senozhatsky@gmail.com>\n\t<20170920162910.32053-8-sergey.senozhatsky@gmail.com>","Content-Type":"text/plain; charset=\"ISO-8859-1\"","X-Mailer":"Evolution 3.22.6-1ubuntu1 ","Mime-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Petr Mladek , linux-ia64@vger.kernel.org,\n\tlinux-parisc@vger.kernel.org, Alexei Starovoitov ,\n\tSteven Rostedt , linux-kernel@vger.kernel.org,\n\tJessica Yu , Andy Whitcroft ,\n\tAndrew Morton , linuxppc-dev@lists.ozlabs.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}},{"id":1772124,"web_url":"http://patchwork.ozlabs.org/comment/1772124/","msgid":"","date":"2017-09-20T17:53:49","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":1115,"url":"http://patchwork.ozlabs.org/api/people/1115/","name":"Helge Deller","email":"deller@gmx.de"},"content":"On 20.09.2017 19:38, Joe Perches wrote:\n> On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:\n>> We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart\n>> enough to handle function pointer dereference on platforms where such\n>> dereference is required.\n>>\n>> checkpatch warning example:\n>>\n>> WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'\n> \n> If this series is accepted, I think this message\n> is unclear and would prefer something like:\n\nIs it worth to mention, that it's still needed in older kernels?\nJust in case some patch get's backported.\n\nHelge","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xy6r26rfGz9s81\n\tfor ;\n\tThu, 21 Sep 2017 03:56:34 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xy6r25zDTzDqZB\n\tfor ;\n\tThu, 21 Sep 2017 03:56:34 +1000 (AEST)","from mout.gmx.net (mout.gmx.net [212.227.15.18])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xy6nf6myDzDqXy\n\tfor ;\n\tThu, 21 Sep 2017 03:54:30 +1000 (AEST)","from [192.168.20.60] ([91.36.201.242]) by mail.gmx.com (mrgmx003\n\t[212.227.17.190]) with ESMTPSA (Nemesis) id 0LcShi-1dUi6H0WLG-00jpNp;\n\tWed, 20 Sep 2017 19:53:55 +0200"],"Authentication-Results":"ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gmx.de\n\t(client-ip=212.227.15.18; helo=mout.gmx.net;\n\tenvelope-from=deller@gmx.de; receiver=)","Subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","To":"Joe Perches ,\n\tSergey Senozhatsky ,\n\tTony Luck , Fenghua Yu ,\n\tBenjamin Herrenschmidt ,\n\tPaul Mackerras ,\n\tMichael Ellerman , \n\tJames Bottomley ","References":"<20170920162910.32053-1-sergey.senozhatsky@gmail.com>\n\t<20170920162910.32053-8-sergey.senozhatsky@gmail.com>\n\t<1505929138.12311.5.camel@perches.com>","From":"Helge Deller ","Message-ID":"","Date":"Wed, 20 Sep 2017 19:53:49 +0200","User-Agent":"Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101\n\tThunderbird/52.3.0","MIME-Version":"1.0","In-Reply-To":"<1505929138.12311.5.camel@perches.com>","Content-Type":"text/plain; charset=utf-8; format=flowed","Content-Language":"en-US","Content-Transfer-Encoding":"7bit","X-Provags-ID":"V03:K0:tAEHGZ1hA0YbjijvBDQdFAheOkAn8F+wHqMCNj0LHheVvy5fhjP\n\tZ6CpbMcHYegTu7+4VF57ICyv+0E0WYa2k1SOTMnUM1AQu16IDw+r/i2B92BYSE3zVIqgvEO\n\t8vcF7aAX0AWGGn1jfqLHEaddOLkB6CQ1y/7ex790A1r/t2r6TQaYg1nKf4o1TXmr93sA0tT\n\t/nSio23m6OaYptwJeuL+g==","X-UI-Out-Filterresults":"notjunk:1; V01:K0:ZKcV+RtwsnQ=:rvJC+BZYUch0dZOUBcsL5M\n\tOTmnwaQ4mbIxmos92Ky54bllMUC8HBiDghZ/uz/ir3ITBe/reMG+spiRUZSauzdWJzU9OP3fO\n\t/LAHPvK3+xlZHl/OcytNMawOoF8RsxC7NQIMN2TbFXi1rnYuqrL4ySrTWFyeoczIXbnqTjfrx\n\tvmEXw8eUjqv7OflqjnN+F7XyTlYu0gx8HZdrsEWOAsxTS2jslPPg119nh+7wl170PcAudB6M4\n\tgnvWs0CfuwY+9M30JjS9MZux0O3AL4XfzNRcMh/aWd0IV7jG6dqX5Du1JL2GACOEJHb7YeGDL\n\tYNyDD+AbCZlrgwQz6XRwk8vy4lj51PvDcoUxmWGMsGxtMIG+C9LNWL8bsD2Aa1o96mes43ZlI\n\t0PgBWvrHw5eq+m9FWxvecohuncjdAQaMrDYxw4HCIhB7hWUoqUFAEuH4ARR5RLv5G3hZtFxFt\n\tZqXgb8leVP9kmV3Nq9kwL6ZlskdxGF35vxmP58D6qcPy11uFGfujc7HNNaUfqnuZv518mv6Lr\n\tTh40+fTilcfvVrpvSzAouXueaQ+h6DHCsAxuvXy7kdJZjw+EJcFhyb7W4Zp034bQ3v8wgOmIM\n\tVK1wA1lgahg2jfU6vh3Low19gvjDkW21R+NrxoLUTXo4A9JnyfPGiVeEBIIMG7/g5DpWTo+kg\n\tGN2reQuWc6rBHcWaBmuqGnmUf7JZzvI1UdJf8pO2YZ1QSRHA7yrwVKSAXCyS8SiL9vwoNyGG2\n\t9B8e0ETM16O/ajgYl82Rl1ksS+rMrlI8QIt8CYeVuAl/1NTS2LRYnXTAr2+Ht7GtWfY0moywU\n\t/zJhv6SqYsO1/75Vz2EZVlK/KDrQbE3VRCA//bMM6wy6TXlFU8=","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Petr Mladek , linux-ia64@vger.kernel.org,\n\tlinux-parisc@vger.kernel.org, Alexei Starovoitov ,\n\tSteven Rostedt , linux-kernel@vger.kernel.org,\n\tJessica Yu , Andy Whitcroft ,\n\tAndrew Morton , linuxppc-dev@lists.ozlabs.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}},{"id":1772148,"web_url":"http://patchwork.ozlabs.org/comment/1772148/","msgid":"<1505931868.12311.7.camel@perches.com>","date":"2017-09-20T18:24:28","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":771,"url":"http://patchwork.ozlabs.org/api/people/771/","name":"Joe Perches","email":"joe@perches.com"},"content":"On Wed, 2017-09-20 at 19:53 +0200, Helge Deller wrote:\n> On 20.09.2017 19:38, Joe Perches wrote:\n> > On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:\n> > > We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart\n> > > enough to handle function pointer dereference on platforms where such\n> > > dereference is required.\n> > > \n> > > checkpatch warning example:\n> > > \n> > > WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'\n> > \n> > If this series is accepted, I think this message\n> > is unclear and would prefer something like:\n> \n> Is it worth to mention, that it's still needed in older kernels?\n> Just in case some patch get's backported.\n\nI think probably not.\n\nThere are relatively few references and\nmodifications are unlikely to be backported.","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xy7W53mp5z9s7g\n\tfor ;\n\tThu, 21 Sep 2017 04:26:57 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xy7W52t3fzDrJH\n\tfor ;\n\tThu, 21 Sep 2017 04:26:57 +1000 (AEST)","from smtprelay.hostedemail.com (smtprelay0023.hostedemail.com\n\t[216.40.44.23])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xy7SP3cPVzDr4N\n\tfor ;\n\tThu, 21 Sep 2017 04:24:36 +1000 (AEST)","from filter.hostedemail.com (clb03-v110.bra.tucows.net\n\t[216.40.38.60])\n\tby smtprelay07.hostedemail.com (Postfix) with ESMTP id D932F181D330D; \n\tWed, 20 Sep 2017 18:24:32 +0000 (UTC)","from XPS-9350 (unknown [47.151.132.55])\n\t(Authenticated sender: joe@perches.com)\n\tby omf12.hostedemail.com (Postfix) with ESMTPA;\n\tWed, 20 Sep 2017 18:24:29 +0000 (UTC)"],"Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=perches.com\n\t(client-ip=216.40.44.23; helo=smtprelay.hostedemail.com;\n\tenvelope-from=joe@perches.com; receiver=)","X-Session-Marker":"6A6F6540706572636865732E636F6D","X-Spam-Summary":"2, 0, 0, , d41d8cd98f00b204, joe@perches.com,\n\t:::::::::::::::::::::::::::::::::::,\n\tRULES_HIT:41:355:379:541:599:988:989:1260:1277:1311:1313:1314:1345:1359:1373:1437:1515:1516:1518:1534:1540:1593:1594:1711:1730:1747:1777:1792:2393:2559:2562:2828:3138:3139:3140:3141:3142:3352:3622:3867:3868:3870:3871:3872:3874:4321:5007:10004:10400:10848:11232:11473:11658:11914:12048:12740:12760:12895:13069:13095:13141:13161:13229:13230:13311:13357:13439:14096:14097:14659:21080:21433:21627:30054:30091,\n\t0, RBL:none, CacheIP:none, Bayesian:0.5, 0.5, 0.5, Netcheck:none,\n\tDomainCache:0, MSF:not bulk, SPF:, MSBL:0, DNSBL:none,\n\tCustom_rules:0:0:0, LFtime:1, LUA_SUMMARY:none","X-HE-Tag":"night69_7e96861e4de5c","X-Filterd-Recvd-Size":"2311","Message-ID":"<1505931868.12311.7.camel@perches.com>","Subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","From":"Joe Perches ","To":"Helge Deller , Sergey Senozhatsky\n\t, Tony Luck ,\n\tFenghua Yu ,\n\tBenjamin Herrenschmidt , \n\tPaul Mackerras ,\n\tMichael Ellerman , \n\tJames Bottomley ","Date":"Wed, 20 Sep 2017 11:24:28 -0700","In-Reply-To":"","References":"<20170920162910.32053-1-sergey.senozhatsky@gmail.com>\n\t<20170920162910.32053-8-sergey.senozhatsky@gmail.com>\n\t<1505929138.12311.5.camel@perches.com>\n\t","Content-Type":"text/plain; charset=\"ISO-8859-1\"","X-Mailer":"Evolution 3.22.6-1ubuntu1 ","Mime-Version":"1.0","Content-Transfer-Encoding":"7bit","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Petr Mladek , linux-ia64@vger.kernel.org,\n\tlinux-parisc@vger.kernel.org, Alexei Starovoitov ,\n\tSteven Rostedt , linux-kernel@vger.kernel.org,\n\tJessica Yu , Andy Whitcroft ,\n\tAndrew Morton , linuxppc-dev@lists.ozlabs.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}},{"id":1772328,"web_url":"http://patchwork.ozlabs.org/comment/1772328/","msgid":"<20170921002717.GA773@jagdpanzerIV.localdomain>","date":"2017-09-21T00:27:17","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":67261,"url":"http://patchwork.ozlabs.org/api/people/67261/","name":"Sergey Senozhatsky","email":"sergey.senozhatsky.work@gmail.com"},"content":"On (09/20/17 10:38), Joe Perches wrote:\n> On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:\n> > We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart\n> > enough to handle function pointer dereference on platforms where such\n> > dereference is required.\n> > \n> > checkpatch warning example:\n> > \n> > WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'\n> \n> If this series is accepted, I think this message\n> is unclear and would prefer something like:\n\nsure, can tweak the patch.\n\n[..]\n>  \t\t\tif ($bad_extension ne \"\") {\n>  \t\t\t\tmy $stat_real = raw_line($linenr, 0);\n> +\t\t\t\tmy $ext_type = \"Invalid\";\n> +\t\t\t\tmy $use = \"\";\n>  \t\t\t\tfor (my $count = $linenr + 1; $count <= $lc; $count++) {\n>  \t\t\t\t\t$stat_real = $stat_real . \"\\n\" . raw_line($count, 0);\n>  \t\t\t\t}\n> +\t\t\t\tif ($bad_extension =~ /p[Ff]/i) {\n\t\t\t\t\t\tI think /i is not necessary here\n\n> +\t\t\t\t\t$ext_type = \"Deprecated\";\n> +\t\t\t\t\t$use = \" - use %pS instead\";\n> +\t\t\t\t\t$use =~ s/pS/ps/ if ($bad_extension =~ /pf/);\n\t\t\t\t\t\t\tok, handy :)\n\n\t-ss","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xyHXv5tmXz9sNr\n\tfor ;\n\tThu, 21 Sep 2017 10:29:03 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xyHXv4lvmzDrGr\n\tfor ;\n\tThu, 21 Sep 2017 10:29:03 +1000 (AEST)","from mail-pf0-x233.google.com (mail-pf0-x233.google.com\n\t[IPv6:2607:f8b0:400e:c00::233])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xyHW06Xv6zDqTc\n\tfor ;\n\tThu, 21 Sep 2017 10:27:24 +1000 (AEST)","by mail-pf0-x233.google.com with SMTP id r68so2365468pfj.3\n\tfor ;\n\tWed, 20 Sep 2017 17:27:24 -0700 (PDT)","from localhost ([175.223.27.85]) by smtp.gmail.com with ESMTPSA id\n\tm190sm167532pga.2.2017.09.20.17.27.20\n\t(version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256);\n\tWed, 20 Sep 2017 17:27:21 -0700 (PDT)"],"Authentication-Results":["ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"ZXiMyjzL\"; 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charset=iso-8859-1","Content-Disposition":"inline","Content-Transfer-Encoding":"8bit","In-Reply-To":"<1505929138.12311.5.camel@perches.com>","User-Agent":"Mutt/1.9.0 (2017-09-02)","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Fenghua Yu , Tony Luck ,\n\tlinux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org,\n\tPetr Mladek , Helge Deller ,\n\tJessica Yu , James Bottomley ,\n\tSteven Rostedt ,\n\tAlexei Starovoitov , \n\tSergey Senozhatsky ,\n\tPaul Mackerras , Andy Whitcroft ,\n\tAndrew Morton ,\n\tlinuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}},{"id":1772379,"web_url":"http://patchwork.ozlabs.org/comment/1772379/","msgid":"<1505960913.12311.18.camel@perches.com>","date":"2017-09-21T02:28:33","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":771,"url":"http://patchwork.ozlabs.org/api/people/771/","name":"Joe Perches","email":"joe@perches.com"},"content":"On Thu, 2017-09-21 at 09:27 +0900, Sergey Senozhatsky wrote:\n> On (09/20/17 10:38), Joe Perches wrote:\n> > On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:\n> > > We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart\n> > > enough to handle function pointer dereference on platforms where such\n> > > dereference is required.\n> > > \n> > > checkpatch warning example:\n> > > \n> > > WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'\n> > \n> > If this series is accepted, I think this message\n> > is unclear and would prefer something like:\n> \n> sure, can tweak the patch.\n> \n> [..]\n> >  \t\t\tif ($bad_extension ne \"\") {\n> >  \t\t\t\tmy $stat_real = raw_line($linenr, 0);\n> > +\t\t\t\tmy $ext_type = \"Invalid\";\n> > +\t\t\t\tmy $use = \"\";\n> >  \t\t\t\tfor (my $count = $linenr + 1; $count <= $lc; $count++) {\n> >  \t\t\t\t\t$stat_real = $stat_real . \"\\n\" . raw_line($count, 0);\n> >  \t\t\t\t}\n> > +\t\t\t\tif ($bad_extension =~ /p[Ff]/i) {\n> \n> \t\t\t\t\t\tI think /i is not necessary here\n\nYou are right, it's not.","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xyLDC3ZWQz9s7v\n\tfor ;\n\tThu, 21 Sep 2017 12:29:47 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xyLDC2kKkzDr4N\n\tfor ;\n\tThu, 21 Sep 2017 12:29:47 +1000 (AEST)","from smtprelay.hostedemail.com (smtprelay0127.hostedemail.com\n\t[216.40.44.127])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xyLBz0tjmzDqBc\n\tfor ;\n\tThu, 21 Sep 2017 12:28:41 +1000 (AEST)","from filter.hostedemail.com (clb03-v110.bra.tucows.net\n\t[216.40.38.60])\n\tby smtprelay04.hostedemail.com (Postfix) with ESMTP id B139D180A812F; \n\tThu, 21 Sep 2017 02:28:38 +0000 (UTC)","from XPS-9350 (unknown [47.151.132.55])\n\t(Authenticated sender: joe@perches.com)\n\tby omf02.hostedemail.com (Postfix) with ESMTPA;\n\tThu, 21 Sep 2017 02:28:35 +0000 (UTC)"],"Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=perches.com\n\t(client-ip=216.40.44.127; helo=smtprelay.hostedemail.com;\n\tenvelope-from=joe@perches.com; receiver=)","X-Session-Marker":"6A6F6540706572636865732E636F6D","X-Spam-Summary":"30, 2, 0, , d41d8cd98f00b204, joe@perches.com,\n\t:::::::::::::::::::::::::::::::::::::,\n\tRULES_HIT:41:355:379:541:599:960:988:989:1260:1277:1311:1313:1314:1345:1359:1373:1437:1515:1516:1518:1534:1541:1593:1594:1711:1730:1747:1777:1792:2393:2559:2562:2828:3138:3139:3140:3141:3142:3352:3622:3653:3865:3867:3868:3871:3872:3873:4321:5007:6742:10004:10400:10848:11232:11658:11914:12740:12895:13069:13095:13141:13230:13311:13357:13439:13894:14659:14721:21080:21433:21505:21627:30054:30091,\n\t0, RBL:none, CacheIP:none, Bayesian:0.5, 0.5, 0.5, Netcheck:none,\n\tDomainCache:0, MSF:not bulk, SPF:, MSBL:0, DNSBL:none,\n\tCustom_rules:0:0:0, LFtime:1, LUA_SUMMARY:none","X-HE-Tag":"dolls02_85476e8990344","X-Filterd-Recvd-Size":"2600","Message-ID":"<1505960913.12311.18.camel@perches.com>","Subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","From":"Joe Perches ","To":"Sergey Senozhatsky ","Date":"Wed, 20 Sep 2017 19:28:33 -0700","In-Reply-To":"<20170921002717.GA773@jagdpanzerIV.localdomain>","References":"<20170920162910.32053-1-sergey.senozhatsky@gmail.com>\n\t<20170920162910.32053-8-sergey.senozhatsky@gmail.com>\n\t<1505929138.12311.5.camel@perches.com>\n\t<20170921002717.GA773@jagdpanzerIV.localdomain>","Content-Type":"text/plain; charset=\"ISO-8859-1\"","X-Mailer":"Evolution 3.22.6-1ubuntu1 ","Mime-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Fenghua Yu , Tony Luck ,\n\tlinux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org,\n\tPetr Mladek , Helge Deller ,\n\tJessica Yu , James Bottomley ,\n\tSteven Rostedt ,\n\tAlexei Starovoitov , \n\tSergey Senozhatsky ,\n\tPaul Mackerras , Andy Whitcroft ,\n\tAndrew Morton ,\n\tlinuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}},{"id":1772502,"web_url":"http://patchwork.ozlabs.org/comment/1772502/","msgid":"<20170921074351.GC773@jagdpanzerIV.localdomain>","date":"2017-09-21T07:43:51","subject":"Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning","submitter":{"id":67261,"url":"http://patchwork.ozlabs.org/api/people/67261/","name":"Sergey Senozhatsky","email":"sergey.senozhatsky.work@gmail.com"},"content":"On (09/20/17 11:24), Joe Perches wrote:\n> On Wed, 2017-09-20 at 19:53 +0200, Helge Deller wrote:\n[..]\n> > Is it worth to mention, that it's still needed in older kernels?\n> > Just in case some patch get's backported.\n\ngood question.\n\n> I think probably not.\n> \n> There are relatively few references and\n> modifications are unlikely to be backported.\n\nI tend to agree.\n\nunlikely anyone backports printk message updates. I have quickly glanced\nthrough stable-4.9 and haven't seen such backports. well, may be there\nare some.\n\ncan tweak the warning a bit, probably. e.g. \"if you are planning to\nbackport your change to kernels older than 4.14 then ignore this\nwarning\". but not sure if it's worth it.\n\n\t-ss","headers":{"Return-Path":"","X-Original-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":["patchwork-incoming@ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xyTDk0XCVz9s76\n\tfor ;\n\tThu, 21 Sep 2017 17:45:42 +1000 (AEST)","from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3xyTDj6KwFzDsM6\n\tfor ;\n\tThu, 21 Sep 2017 17:45:41 +1000 (AEST)","from mail-pg0-x242.google.com (mail-pg0-x242.google.com\n\t[IPv6:2607:f8b0:400e:c05::242])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3xyTBk29C7zDqT0\n\tfor ;\n\tThu, 21 Sep 2017 17:43:58 +1000 (AEST)","by mail-pg0-x242.google.com with SMTP id m30so3009496pgn.5\n\tfor ;\n\tThu, 21 Sep 2017 00:43:57 -0700 (PDT)","from localhost ([175.223.27.85]) by smtp.gmail.com with ESMTPSA id\n\tm5sm1699845pfg.12.2017.09.21.00.43.53\n\t(version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256);\n\tThu, 21 Sep 2017 00:43:54 -0700 (PDT)"],"Authentication-Results":["ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"sOVslokd\"; 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charset=us-ascii","Content-Disposition":"inline","In-Reply-To":"<1505931868.12311.7.camel@perches.com>","User-Agent":"Mutt/1.9.0 (2017-09-02)","X-BeenThere":"linuxppc-dev@lists.ozlabs.org","X-Mailman-Version":"2.1.24","Precedence":"list","List-Id":"Linux on PowerPC Developers Mail List\n\t","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Fenghua Yu , Tony Luck ,\n\tlinux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org,\n\tPetr Mladek , Jessica Yu ,\n\tJames Bottomley ,\n\tSteven Rostedt , \n\tAlexei Starovoitov ,\n\tSergey Senozhatsky ,\n\tPaul Mackerras , Andy Whitcroft ,\n\tAndrew Morton ,\n\tlinuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org","Errors-To":"linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org","Sender":"\"Linuxppc-dev\"\n\t"}}]