From patchwork Wed Oct 24 12:24:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lu Fengqi X-Patchwork-Id: 10654577 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BAE2413A4 for ; Wed, 24 Oct 2018 12:24:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A7AD32A2BA for ; Wed, 24 Oct 2018 12:24:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A60A92A2C6; Wed, 24 Oct 2018 12:24:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1DC012A2BA for ; Wed, 24 Oct 2018 12:24:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727399AbeJXUwL (ORCPT ); Wed, 24 Oct 2018 16:52:11 -0400 Received: from mail.cn.fujitsu.com ([183.91.158.132]:30356 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726812AbeJXUwL (ORCPT ); Wed, 24 Oct 2018 16:52:11 -0400 X-IronPort-AV: E=Sophos;i="5.43,368,1503331200"; d="scan'208";a="46658919" Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 24 Oct 2018 20:24:15 +0800 Received: from G08CNEXCHPEKD01.g08.fujitsu.local (unknown [10.167.33.80]) by cn.fujitsu.com (Postfix) with ESMTP id 3B2D34B714A4 for ; Wed, 24 Oct 2018 20:24:11 +0800 (CST) Received: from fnst.lan (10.167.226.155) by G08CNEXCHPEKD01.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.408.0; Wed, 24 Oct 2018 20:24:16 +0800 From: Lu Fengqi To: Subject: [PATCH 0/3] fix pinned underflow in generic/475 Date: Wed, 24 Oct 2018 20:24:00 +0800 Message-ID: <20181024122403.17418-1-lufq.fnst@cn.fujitsu.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 X-Originating-IP: [10.167.226.155] X-yoursite-MailScanner-ID: 3B2D34B714A4.A6BE5 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: lufq.fnst@cn.fujitsu.com Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When running generic/475, pinned underflow may occur. This patch will fix this problem, but there are still other warnings need to addressed in this case. Patch 1-2 introduce a macro and wrappers to help detect underflow Patch 3 the fix patch of pinned underflow Lu Fengqi (2): btrfs: extent-tree: Detect bytes_pinned underflow earlier btrfs: fix pinned underflow after transaction aborted Qu Wenruo (1): btrfs: extent-tree: Detect bytes_may_use underflow earlier fs/btrfs/disk-io.c | 12 +++++++++- fs/btrfs/extent-tree.c | 53 ++++++++++++++++++++++++++---------------- 2 files changed, 44 insertions(+), 21 deletions(-) Reviewed-by: Josef Bacik