From patchwork Sun Jun 19 08:03:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu Kuai X-Patchwork-Id: 12886569 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1475EC43334 for ; Sun, 19 Jun 2022 07:50:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234566AbiFSHuR (ORCPT ); Sun, 19 Jun 2022 03:50:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60626 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229904AbiFSHuQ (ORCPT ); Sun, 19 Jun 2022 03:50:16 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C448BE01F; Sun, 19 Jun 2022 00:50:14 -0700 (PDT) Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4LQlK94TpzzkWbN; Sun, 19 Jun 2022 15:49:01 +0800 (CST) Received: from kwepemm600009.china.huawei.com (7.193.23.164) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sun, 19 Jun 2022 15:50:10 +0800 Received: from huawei.com (10.175.127.227) by kwepemm600009.china.huawei.com (7.193.23.164) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sun, 19 Jun 2022 15:50:09 +0800 From: Yu Kuai To: , , , CC: , , , Subject: [PATCH RFC v2 0/2] bugfix for sbitmap Date: Sun, 19 Jun 2022 16:03:07 +0800 Message-ID: <20220619080309.1630027-1-yukuai3@huawei.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Originating-IP: [10.175.127.227] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemm600009.china.huawei.com (7.193.23.164) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Changes in v2: - split to spearate patches for different problem. - add fix tag Yu Kuai (2): sbitmap: fix that same waitqueue can be woken up continuously sbitmap: fix possible io hung due to lost wakeups lib/sbitmap.c | 60 +++++++++++++++++++++++++++------------------------ 1 file changed, 32 insertions(+), 28 deletions(-)