From patchwork Thu Sep 10 12:44:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mansur Alisha Shaik X-Patchwork-Id: 292928 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=-6.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 A51ECC43461 for ; Thu, 10 Sep 2020 12:49:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6E2F920882 for ; Thu, 10 Sep 2020 12:49:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730684AbgIJMtM (ORCPT ); Thu, 10 Sep 2020 08:49:12 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:11026 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730680AbgIJMo6 (ORCPT ); Thu, 10 Sep 2020 08:44:58 -0400 Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 10 Sep 2020 05:44:37 -0700 Received: from ironmsg02-blr.qualcomm.com ([10.86.208.131]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/AES256-SHA; 10 Sep 2020 05:44:35 -0700 Received: from c-mansur-linux.qualcomm.com ([10.204.90.208]) by ironmsg02-blr.qualcomm.com with ESMTP; 10 Sep 2020 18:14:21 +0530 Received: by c-mansur-linux.qualcomm.com (Postfix, from userid 461723) id 90E2721D23; Thu, 10 Sep 2020 18:14:19 +0530 (IST) From: Mansur Alisha Shaik To: linux-media@vger.kernel.org, stanimir.varbanov@linaro.org Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, vgarodia@codeaurora.org, Mansur Alisha Shaik Subject: [PATCH v2 0/3] Venus - Handle race conditions in concurrency Date: Thu, 10 Sep 2020 18:14:13 +0530 Message-Id: <1599741856-16239-1-git-send-email-mansur@codeaurora.org> X-Mailer: git-send-email 2.7.4 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The intention of this patchset is to handle race conditions during concurrency usecases like Multiple YouTube browser tabs(approx 50 plus tabs), graphics_Stress, WiFi ON/OFF, Bluetooth ON/OF, and reboot in parallel. Mansur Alisha Shaik (3): venus: core: handle race condititon for core ops venus: core: cancel pending work items in workqueue venus: handle use after free for iommu_map/iommu_unmap drivers/media/platform/qcom/venus/core.c | 4 ++++ drivers/media/platform/qcom/venus/firmware.c | 17 +++++++++++++---- drivers/media/platform/qcom/venus/hfi.c | 5 ++++- 3 files changed, 21 insertions(+), 5 deletions(-)