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=-3.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT 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 724AEC43387 for ; Thu, 20 Dec 2018 16:01:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4180A218C3 for ; Thu, 20 Dec 2018 16:01:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="uBpdciRz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731387AbeLTQBy (ORCPT ); Thu, 20 Dec 2018 11:01:54 -0500 Received: from mail-it1-f176.google.com ([209.85.166.176]:36054 "EHLO mail-it1-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731220AbeLTQBy (ORCPT ); Thu, 20 Dec 2018 11:01:54 -0500 Received: by mail-it1-f176.google.com with SMTP id c9so2503591itj.1 for ; Thu, 20 Dec 2018 08:01:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=6CFXp9cw50IV8GUuwh6d+rhJHViQKENupRRaIajJMkc=; b=uBpdciRzThZxVeXyE19mECKiL4CGMFPHMXGJi571pFY+0ee8p+hxg6Rk98V5MLavnB 6wAYs4LwO9RzfXy80EpQ2IX8JPvYZrQJBRNDVKZPGMSyMnZ12L+oJgrfkUvYegmNpEWN uv4vVc1mUkuQD1L66I4odiLw/24Pgsu17TNkPaPtwYulfEv2oMq43Nu2DzInFeEcDKuk nVa5hCi1gV6OtfexyaixPOedfTVn00SuTPMbU/s+bvnjmeJ2vUqrQq+c3C+N3czfZU5k 6Qe5jGZGHrkuzv2Fztw08JgpvTssXS9mEQbz2nUKdBsfRellWy7fgxTDiu1O3W2GD+G3 p5Ag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=6CFXp9cw50IV8GUuwh6d+rhJHViQKENupRRaIajJMkc=; b=l2GTQnMroVJNagDjXkakwTk/ql4/emnVEc2QgtPYENW44YBY84A9lZvjFu/WjheYt0 auOXx/05/imQhMP96uB/TMvLZB409+WCVsfiOiBwnN9XxMg6RDic5KCchyQAaX/YlQdw sLRqbamwdgnsuzO55RSbA9l0Qsh5WGJUnxEpxaRYRclfsUeS4nGCGZAcErhlsvg/q2kV QsmD/7jTrqL8aJtn90n7rl+W4hXL5cpym/NijIhddTTNiPoynFk0ut2+8F2A7uR+RSbo M5ONMQQdtefiBbCopCMvRy7R1ikcfovHFqUzC/Xis75ogZIvPUDkioFfIl4JmaIm3Ytg DCRQ== X-Gm-Message-State: AA+aEWZBc1FTpppnRhlQ96pHZ+0EUnQOL4tD2k06hpI7KVACbroa3PMd nymt8FpfHECfkBYoKuKhx6VPHnRnSigm4Q== X-Google-Smtp-Source: AFSGD/VVq7S1tULMJw9u6QHnymt1LSsYo8eGfFscsEX+qD9nc05JDkF2AYqWGL40ckuuc4HZh/G67w== X-Received: by 2002:a24:248:: with SMTP id 69mr9862469itu.91.1545321712269; Thu, 20 Dec 2018 08:01:52 -0800 (PST) Received: from localhost.localdomain ([216.160.245.98]) by smtp.gmail.com with ESMTPSA id x99sm4974365ita.23.2018.12.20.08.01.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 20 Dec 2018 08:01:51 -0800 (PST) From: Jens Axboe To: linux-block@vger.kernel.org Cc: ming.lei@redhat.com, osandov@osandov.com Subject: [PATCHSET v2] Fix kyber hang Date: Thu, 20 Dec 2018 09:01:47 -0700 Message-Id: <20181220160149.4042-1-axboe@kernel.dk> X-Mailer: git-send-email 2.17.1 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Since the wrong kyber patch was included in the first one, here's a v2 with just that one line corrected. First one adds the necessary sbitmap helpers for users to be able to do add_wait_queue() and list_del(wait_entry) type operations, and still work with the optimized wakeup checking. Second one converts kyber to use it, fixing a hang with domain tokens. -- Jens Axboe