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 851D5C43387 for ; Thu, 20 Dec 2018 15:55:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 51A99217D8 for ; Thu, 20 Dec 2018 15:55:21 +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="ySupV0P8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731204AbeLTPzU (ORCPT ); Thu, 20 Dec 2018 10:55:20 -0500 Received: from mail-io1-f43.google.com ([209.85.166.43]:46883 "EHLO mail-io1-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728172AbeLTPzU (ORCPT ); Thu, 20 Dec 2018 10:55:20 -0500 Received: by mail-io1-f43.google.com with SMTP id v10so1154266ios.13 for ; Thu, 20 Dec 2018 07:55:20 -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=X8uJO2jfOP1Ad1Koz47V99zCYkrogc5u9GgoJ5x7Ry0=; b=ySupV0P8bCiB2bDSzc0e73bZhDHpjoCUjVNParMxTD9J6tbqL2n1mM8420jKwcCwk0 D3Q2Q2CoTqRdZHTO899nQmhvPpzDM09xJMn68IkmI+fIX1wE/D6u1kwv3FSwFSB8cxfp bztiucFveCHdC8ez4PEhxcXuCMsnT3fjEIZ1Sxvlmh1fuGKOQsrGtHlkR5AGV19Br0qQ HyR85wzC3/wG9N3TV4pzrsnKYibPXndYD7jCeXo3gT4gMdvOBcc/TQP6deV0/98YIHCf a2ZJzskddlPhStsoIrmuaFyB3V38oemhqn90p7Xe58+Xnkxoi5EwE4LzB7NfwfzZrp1y 895g== 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=X8uJO2jfOP1Ad1Koz47V99zCYkrogc5u9GgoJ5x7Ry0=; b=QM867DDLkog5jqqeh/A0LQ+5Enn9Qxfuwd1j1krM6ILi/0UIW+S6a2V0V73rI0GsIR d0pL5gk2FW081qpA77E4a3ZWeRr0wzN73mV6hwiBn18RaP0CyEyfC3wNfIRoDL6W2rOA 0eCh8TCbGI2pNzOJQUumoRHCsGxza4szWEjig/NAzTSm4NqibPp7+B8mgnAHSvsO8pOd g+VcymK5SBSA4xcBVo8ynemPg37lexgaB1sKFe2eHSGZXHtQFzwWiWDjy2+q9KOBXizF GiGBRGdNcbdPaGY5mOnqS76DTBxd3o2bqlsfEn1giIItCfYopo7hQwG2Cn5rAyCdG2KM AwiQ== X-Gm-Message-State: AA+aEWYdeJIj31I2VKGt7PSHKsQ9fPGUtcrzZuUQSaqPV27YYM4xGIG/ ht7FP6uYcQ5arsjGhQjdnAbTekwnpNgQxw== X-Google-Smtp-Source: AFSGD/Vr9EL371+PPK38k9I+ViazAm6RIOtGHRLLFd/DN6TUftgjCFeS7ksUxXwKUNpCwMv6blJ9sA== X-Received: by 2002:a6b:8d11:: with SMTP id p17mr21786007iod.74.1545321319306; Thu, 20 Dec 2018 07:55:19 -0800 (PST) Received: from localhost.localdomain ([216.160.245.98]) by smtp.gmail.com with ESMTPSA id 18sm4987896itk.28.2018.12.20.07.55.17 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 20 Dec 2018 07:55:18 -0800 (PST) From: Jens Axboe To: linux-block@vger.kernel.org Cc: ming.lei@redhat.com, osandov@osandov.com Subject: [PATCHSET] Fix kyber hang Date: Thu, 20 Dec 2018 08:55:13 -0700 Message-Id: <20181220155515.31202-1-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 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