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Tue, 28 Jul 2020 11:20:00 +0800 From: Frankie Chang To: Todd Kjos CC: Greg Kroah-Hartman , Joel Fernandes , Martijn Coenen , =?UTF-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= , Christian Brauner , , , , Jian-Min Liu , Frankie Chang Subject: [PATCH v6] binder: transaction latency tracking for user build Date: Tue, 28 Jul 2020 11:19:58 +0800 Message-ID: <1595906401-11985-1-git-send-email-Frankie.Chang@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1595252430.5899.6.camel@mtkswgap22> References: <1595252430.5899.6.camel@mtkswgap22> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: E6DE5ABF50AF220296EFE4677D610D98FF0928400BA42DD430BEBA16C5A5101E2000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQpDaGFuZ2UgZnJvbSB2NjoNCiAgLSBjaGFuZ2UgQ09ORklHX0JJTkRFUl9UUkFOU0FDVElPTl9M QVRFTkNZX1RSQUNLSU5HIHR5cGUgZnJvbSBib29sIHRvIHRyaXN0YXRlDQogIC0gYWRkIGNvbW1l bnRzIHRvIEB0aW1lc3RhbXAgYW5kIEB0diB1bmRlciBzdHJ1Y3QgYmluZGVyX3RyYW5zYWN0aW9u DQogIC0gbWFrZSBiaW5kZXJfdHhuX2xhdGVuY3kgdGhyZXNob2xkIGNvbmZpZ3VyYWJsZQ0KICAt IGVuaGFuY2UgbG9jayBwcm90ZWN0aW9uDQoNCkNoYW5nZSBmcm9tIHY1Og0KICAtIGNoYW5nZSBj b25maWcgbmFtZSB0byB0aGUgcHJvcGVyIG9uZSwgQ09ORklHX0JJTkRFUl9UUkFOU0FDVElPTl9M QVRFTkNZX1RSQUNLSU5HLg0KICAtIGNoYW5nZSB0cmFjZXBvaW50IG5hbWUgdG8gbW9yZSBkZXNj cmlwdGl2ZSBvbmUsIHRyYWNlX2JpbmRlcl90eG5fbGF0ZW5jeV8oYWxsb2N8aW5mb3xmcmVlKQ0K ICAtIGVuaGFuY2Ugc29tZSBsb2NrIHByb3RlY3Rpb24uDQoNCkNoYW5nZSBmcm9tIHY0Og0KICAt IHNwbGl0IHVwIGludG8gcGF0Y2ggc2VyaWVzLg0KDQpDaGFuZ2UgZnJvbSB2MzoNCiAgLSB1c2Ug dHJhY2Vwb2ludHMgZm9yIGJpbmRlcl91cGRhdGVfaW5mbyBhbmQgcHJpbnRfYmluZGVyX3RyYW5z YWN0aW9uX2V4dCwNCiAgICBpbnN0ZWFkIG9mIGN1c3RvbSByZWdpc3RyYXRpb24gZnVuY3Rpb25z Lg0KDQpDaGFuZ2UgZnJvbSB2MjoNCiAgLSBjcmVhdGUgdHJhbnNhY3Rpb24gbGF0ZW5jeSBtb2R1 bGUgdG8gbW9uaXRvciBzbG93IHRyYW5zYWN0aW9uLg0KDQpDaGFuZ2UgZnJvbSB2MToNCiAgLSBm aXJzdCBwYXRjaHNldC4NCg== 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=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=no 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 8F9F8C433DF for ; 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Tue, 28 Jul 2020 11:20:03 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 28 Jul 2020 11:20:00 +0800 From: Frankie Chang To: Todd Kjos Subject: [PATCH v6] binder: transaction latency tracking for user build Date: Tue, 28 Jul 2020 11:19:58 +0800 Message-ID: <1595906401-11985-1-git-send-email-Frankie.Chang@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1595252430.5899.6.camel@mtkswgap22> References: <1595252430.5899.6.camel@mtkswgap22> MIME-Version: 1.0 X-TM-SNTS-SMTP: E6DE5ABF50AF220296EFE4677D610D98FF0928400BA42DD430BEBA16C5A5101E2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200727_232814_370936_B7CF08B8 X-CRM114-Status: UNSURE ( 8.45 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wsd_upstream@mediatek.com, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, =?UTF-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= , Jian-Min Liu , linux-mediatek@lists.infradead.org, Joel Fernandes , Frankie Chang , Martijn Coenen , Christian Brauner Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Change from v6: - change CONFIG_BINDER_TRANSACTION_LATENCY_TRACKING type from bool to tristate - add comments to @timestamp and @tv under struct binder_transaction - make binder_txn_latency threshold configurable - enhance lock protection Change from v5: - change config name to the proper one, CONFIG_BINDER_TRANSACTION_LATENCY_TRACKING. - change tracepoint name to more descriptive one, trace_binder_txn_latency_(alloc|info|free) - enhance some lock protection. Change from v4: - split up into patch series. Change from v3: - use tracepoints for binder_update_info and print_binder_transaction_ext, instead of custom registration functions. Change from v2: - create transaction latency module to monitor slow transaction. Change from v1: - first patchset. _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek