From patchwork Thu Aug 12 18:44:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Dryomov X-Patchwork-Id: 12434057 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=-20.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,INCLUDES_PULL_REQUEST, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,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 DCF11C4338F for ; Thu, 12 Aug 2021 18:45:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BB6E861019 for ; Thu, 12 Aug 2021 18:45:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234570AbhHLSp3 (ORCPT ); Thu, 12 Aug 2021 14:45:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229554AbhHLSp1 (ORCPT ); Thu, 12 Aug 2021 14:45:27 -0400 Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3683FC061756; Thu, 12 Aug 2021 11:45:02 -0700 (PDT) Received: by mail-wm1-x32f.google.com with SMTP id f10so2096674wml.2; Thu, 12 Aug 2021 11:45:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pBEXe/K5UkvKT1TccgP9MD9aIiSJbue62tXHdLCwf6E=; b=Pi6JW94Wo+EwHZJvNM3ppBAa8EPQCwMtGA6II43jyUc+9dgG7IZ/Xsj4GN6jL5BpqG Kdr8po53vNXhOhq5nLzP8X4UDMbzm6WdOl/wot+iDKmy/92dilQewUMaUKf2WoF2dxMM 6ZHVJWQwGJ460AsGGv0XrJfUXJQs44PSaU2hu3N+0RkMH2egTANKJ4DBajZNW1IYUnnX xge9SKWTN+3eYp3/SdkRIpGSiS3ExMTzBBmy8yvUTARy1lwGwbO5UYohjR0s7tlGYpJW Gtp6DA80Np4mbBGtU8aZgbACszcLN4Okxk9a7plwGcGoj1Mg//lImZMOeqVSKQhlaNa/ 1Vqw== 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:mime-version :content-transfer-encoding; bh=pBEXe/K5UkvKT1TccgP9MD9aIiSJbue62tXHdLCwf6E=; b=BT4+QL4/hNYX9uqDGxh1bleJkQtg3jYpafOoF8Grrdm4LRIDB9sHkKp0Gg8uJaeHJz sGoxITg/WLppDaEIrDcx7gApvBDHGKtIk2kyg1lWOvJRPVXOqTz85wBhwgpfhjW0NJa4 JT5pcuSCnHgam2bZ7Q6hvE4OyQQ6GMtj7PmYr76Juti0mExDGNx+vXW0VmkDA7AW9ml+ /uSxzo6a9/YpgKvCcIWqL0hkDZFZGbGZePJcleZmSJDC1b3PnsVYnsZ03FMAmEPSp3w0 mA+rb3EQ8h/pWvqmT3oJJWwlRgpmB2Jef7TfeMdZEFJ/oknRE2qhfcSrUQZAjIdyChMo bIeQ== X-Gm-Message-State: AOAM533Tp5mNI8Mer8FWVJ3PvokhS6LTG/B1JBgd1kXXXQydt+WjOeDc CY/pjyuUuZ+A0jLAnXi1v58= X-Google-Smtp-Source: ABdhPJw7xVJKUmTOaTrxub33Bv++1Pwvti6IPqc4cFZIVhSzQy6pmB3ziSl/ohdAYM+VtjYm5U8J1Q== X-Received: by 2002:a1c:141:: with SMTP id 62mr8241wmb.27.1628793900846; Thu, 12 Aug 2021 11:45:00 -0700 (PDT) Received: from kwango.redhat.com (ip-94-112-171-183.net.upcbroadband.cz. [94.112.171.183]) by smtp.gmail.com with ESMTPSA id t16sm3912931wmi.13.2021.08.12.11.44.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Aug 2021 11:45:00 -0700 (PDT) From: Ilya Dryomov To: Linus Torvalds Cc: ceph-devel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [GIT PULL] Ceph fixes for 5.14-rc6 Date: Thu, 12 Aug 2021 20:44:09 +0200 Message-Id: <20210812184409.8832-1-idryomov@gmail.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org Hi Linus, The following changes since commit c500bee1c5b2f1d59b1081ac879d73268ab0ff17: Linux 5.14-rc4 (2021-08-01 17:04:17 -0700) are available in the Git repository at: https://github.com/ceph/ceph-client.git tags/ceph-for-5.14-rc6 for you to fetch changes up to 8434ffe71c874b9c4e184b88d25de98c2bf5fe3f: ceph: take snap_empty_lock atomically with snaprealm refcount change (2021-08-04 19:20:29 +0200) ---------------------------------------------------------------- A patch to avoid a soft lockup in ceph_check_delayed_caps() from Luis and a reference handling fix from Jeff that should address some memory corruption reports in the snaprealm area. Both marked for stable. ---------------------------------------------------------------- Jeff Layton (1): ceph: take snap_empty_lock atomically with snaprealm refcount change Luis Henriques (1): ceph: reduce contention in ceph_check_delayed_caps() fs/ceph/caps.c | 17 ++++++++++++++++- fs/ceph/mds_client.c | 25 ++++++++++++++++--------- fs/ceph/snap.c | 34 +++++++++++++++++----------------- fs/ceph/super.h | 2 +- 4 files changed, 50 insertions(+), 28 deletions(-)