From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Date: Tue, 14 Apr 2020 09:23:59 +0000 Subject: Re: [PATCH] drm/i915/gt: remove redundant assignment to variable x Message-Id: <20200414092359.GC1163@kadam> List-Id: In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> References: <20200222134755.134209-1-colin.king@canonical.com> In-Reply-To: <20200222134755.134209-1-colin.king@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kbuild@lists.01.org, Colin King Cc: kbuild-all@lists.01.org, lkp@intel.com, David Airlie , intel-gfx@lists.freedesktop.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Wilson , dri-devel@lists.freedesktop.org, Rodrigo Vivi Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-remove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: uninitialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1206 const char *name = rq->fence.ops->get_timeline_name(&rq->fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-05-17 1207 char buf[80] = ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 2020-04-10 1208 int x; ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1209 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 @1210 x = print_sched_attr(rq->i915, &rq->sched.attr, buf, x, sizeof(buf)); ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1211 b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============0467119485437313102==" MIME-Version: 1.0 From: Dan Carpenter Subject: Re: [PATCH] drm/i915/gt: remove redundant assignment to variable x Date: Tue, 14 Apr 2020 12:23:59 +0300 Message-ID: <20200414092359.GC1163@kadam> In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> List-Id: To: kbuild@lists.01.org --===============0467119485437313102== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-rem= ove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: unini= tialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3= e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1206 const char *name =3D rq->fence.ops->get_timeline_name(&rq->= fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-05-17 1207 char buf[80] =3D ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 202= 0-04-10 1208 int x; = ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 1209 = 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 @1210 x =3D print_sched_attr(rq->i915, &rq->sched.attr, buf, x, s= izeof(buf)); = ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1211 = b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org --===============0467119485437313102==-- 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 X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, FAKE_REPLY_C,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D1EEC352B6 for ; 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Tue, 14 Apr 2020 09:24:17 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 30bqm186ra-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 14 Apr 2020 09:24:17 +0000 Received: from abhmp0004.oracle.com (abhmp0004.oracle.com [141.146.116.10]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 03E9O9Y7032451; Tue, 14 Apr 2020 09:24:10 GMT Received: from kadam (/41.57.98.10) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 14 Apr 2020 02:24:09 -0700 Date: Tue, 14 Apr 2020 12:23:59 +0300 From: Dan Carpenter To: kbuild@lists.01.org, Colin King Subject: Re: [PATCH] drm/i915/gt: remove redundant assignment to variable x Message-ID: <20200414092359.GC1163@kadam> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 phishscore=0 malwarescore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 phishscore=0 spamscore=0 mlxlogscore=999 suspectscore=0 adultscore=0 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbuild-all@lists.01.org, lkp@intel.com, David Airlie , intel-gfx@lists.freedesktop.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Wilson , dri-devel@lists.freedesktop.org, Rodrigo Vivi Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-remove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: uninitialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1206 const char *name = rq->fence.ops->get_timeline_name(&rq->fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-05-17 1207 char buf[80] = ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 2020-04-10 1208 int x; ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1209 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 @1210 x = print_sched_attr(rq->i915, &rq->sched.attr, buf, x, sizeof(buf)); ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1211 b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel 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 X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, FAKE_REPLY_C,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF6E3C2BA19 for ; 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Tue, 14 Apr 2020 09:24:17 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 30bqm186ra-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 14 Apr 2020 09:24:17 +0000 Received: from abhmp0004.oracle.com (abhmp0004.oracle.com [141.146.116.10]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 03E9O9Y7032451; Tue, 14 Apr 2020 09:24:10 GMT Received: from kadam (/41.57.98.10) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 14 Apr 2020 02:24:09 -0700 Date: Tue, 14 Apr 2020 12:23:59 +0300 From: Dan Carpenter To: kbuild@lists.01.org, Colin King Message-ID: <20200414092359.GC1163@kadam> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 phishscore=0 malwarescore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 phishscore=0 spamscore=0 mlxlogscore=999 suspectscore=0 adultscore=0 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 Subject: Re: [Intel-gfx] [PATCH] drm/i915/gt: remove redundant assignment to variable x X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbuild-all@lists.01.org, David Airlie , intel-gfx@lists.freedesktop.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, Chris Wilson , dri-devel@lists.freedesktop.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-remove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: uninitialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1206 const char *name = rq->fence.ops->get_timeline_name(&rq->fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-05-17 1207 char buf[80] = ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 2020-04-10 1208 int x; ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1209 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 @1210 x = print_sched_attr(rq->i915, &rq->sched.attr, buf, x, sizeof(buf)); ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1211 b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============8999874023266381181==" MIME-Version: 1.0 From: Dan Carpenter To: kbuild-all@lists.01.org Subject: Re: [PATCH] drm/i915/gt: remove redundant assignment to variable x Date: Tue, 14 Apr 2020 12:23:59 +0300 Message-ID: <20200414092359.GC1163@kadam> In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> List-Id: --===============8999874023266381181== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-rem= ove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: unini= tialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3= e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1206 const char *name =3D rq->fence.ops->get_timeline_name(&rq->= fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-05-17 1207 char buf[80] =3D ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 202= 0-04-10 1208 int x; = ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 1209 = 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 @1210 x =3D print_sched_attr(rq->i915, &rq->sched.attr, buf, x, s= izeof(buf)); = ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1211 = b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 9-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 201= 9-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 8-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 201= 7-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org --===============8999874023266381181==-- 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 X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FAKE_REPLY_C,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A560C2BA19 for ; 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Tue, 14 Apr 2020 09:24:10 GMT Received: from kadam (/41.57.98.10) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 14 Apr 2020 02:24:09 -0700 Date: Tue, 14 Apr 2020 12:23:59 +0300 From: Dan Carpenter To: kbuild@lists.01.org, Colin King Cc: lkp@intel.com, kbuild-all@lists.01.org, Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , Chris Wilson , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/i915/gt: remove redundant assignment to variable x Message-ID: <20200414092359.GC1163@kadam> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200410192252.76908-1-colin.king@canonical.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxlogscore=999 adultscore=0 mlxscore=0 phishscore=0 malwarescore=0 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9590 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 phishscore=0 spamscore=0 mlxlogscore=999 suspectscore=0 adultscore=0 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004140077 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Colin, url: https://github.com/0day-ci/linux/commits/Colin-King/drm-i915-gt-remove-redundant-assignment-to-variable-x/20200411-032731 base: git://anongit.freedesktop.org/drm-intel for-linux-next If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/gt/intel_engine_cs.c:1210 print_request() error: uninitialized symbol 'x'. # https://github.com/0day-ci/linux/commit/6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 6ee08d455bba0066e8f5f276dcd43d9e3e594dc5 vim +/x +1210 drivers/gpu/drm/i915/gt/intel_engine_cs.c f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1202 static void print_request(struct drm_printer *m, e61e0f51ba7974 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-02-21 1203 struct i915_request *rq, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1204 const char *prefix) f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1205 { ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1206 const char *name = rq->fence.ops->get_timeline_name(&rq->fence); 96d4f03c20d04c drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-05-17 1207 char buf[80] = ""; 6ee08d455bba00 drivers/gpu/drm/i915/gt/intel_engine_cs.c Colin Ian King 2020-04-10 1208 int x; ^^^^^ 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1209 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 @1210 x = print_sched_attr(rq->i915, &rq->sched.attr, buf, x, sizeof(buf)); ^ Uninitialized variable ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1211 b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1212 drm_printf(m, "%s %llx:%llx%s%s %s @ %dms: %s\n", b7268c5eed0ab4 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-18 1213 prefix, b300fde8965fdd drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-02-26 1214 rq->fence.context, rq->fence.seqno, 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1215 i915_request_completed(rq) ? "!" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1216 i915_request_started(rq) ? "*" : 8547444137ec61 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1217 "", 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1218 test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1219 &rq->fence.flags) ? "+" : 52c0fdb25c7c91 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2019-01-29 1220 test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1221 &rq->fence.flags) ? "-" : 8c334f24e3b448 drivers/gpu/drm/i915/gt/intel_engine_cs.c Chris Wilson 2019-05-01 1222 "", 247870ac8ea729 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-04-24 1223 buf, f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1224 jiffies_to_msecs(jiffies - rq->emitted_jiffies), ab2681512b4c10 drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2018-03-14 1225 name); f636edb214a5ff drivers/gpu/drm/i915/intel_engine_cs.c Chris Wilson 2017-10-09 1226 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org