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=-8.8 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,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 A1667C43382 for ; Fri, 28 Sep 2018 11:19:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 61A52215F0 for ; Fri, 28 Sep 2018 11:19:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=toxicpanda-com.20150623.gappssmtp.com header.i=@toxicpanda-com.20150623.gappssmtp.com header.b="cdBc5Q6K" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 61A52215F0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=toxicpanda.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-btrfs-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729478AbeI1RmW (ORCPT ); Fri, 28 Sep 2018 13:42:22 -0400 Received: from mail-qt1-f195.google.com ([209.85.160.195]:38147 "EHLO mail-qt1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729343AbeI1RmW (ORCPT ); Fri, 28 Sep 2018 13:42:22 -0400 Received: by mail-qt1-f195.google.com with SMTP id z13-v6so6144075qts.5 for ; Fri, 28 Sep 2018 04:19:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=z3nhKV1wBqQcfXnDoMHMl2GEjOrb6h1HQ06C9nkbnUE=; b=cdBc5Q6KuuD06XXPh1mFzp5TW+/7H4ANit7XsOnhww4nFYTdj+Ei5lZdLzH0WjxRIk zFVyx2lwsl8ES7NVUje/y51OeDxW5XsNNwpvkW5l4A2sW4xZkQuNH8sYxL+Lo1aeqoqd Nq6JAVv2WqD6L+ciesSDtCFrbvxrb+K5mU8eaoP8ALeFe7IKuXAJl8zrLL61vi8gu2cI V3dtJnO8kXeYH8eEb6JPH6CJm7tHhRUNDy64Se86iq7ibK85dhctjYUWi5/nHMNNCsYV EBOwPKd6zw2PHqSsyd6lGlfi2lSCL5ny0uR3xXSsqP95EvEkpLemsyF6kapmNs7I0Rw+ rffg== 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:in-reply-to :references; bh=z3nhKV1wBqQcfXnDoMHMl2GEjOrb6h1HQ06C9nkbnUE=; b=RLPc6S59EGFuOP0t2LjTOM0VELcIJHQoGcLU3mweTdIgNrh5INNm7s4768sBFphAIm loNdW2GZcrNwSLtxHr/vNhYeu6sAs52eZC9PYAtdDtp52nGvcqEG92w7foRT7G26IY/E 0xIFxGRCeYZSk9F0ySnDXBIPmrbJTnasAWidpahdgjjDjoMK+w3zXM1PeAX7wIoTekV5 +my0ZtgtZJ/M5NzyJdDhAjPJ3TRXmE2NwzN8Uz7QMrmiVF4mmhDQJPQg+p7gkX81v15J bGYkL5LM/3xUimEGhca8bTjfO8ZVDkMB2hmxAs0/AaOhvFlZrbULUZAVw7Ocypyrooif D6tw== X-Gm-Message-State: ABuFfoj75hqE4yu9cRbPZkdxJj457NGxEHsMVmgEcGaFEQ6TDnq934sh mdamYhQL4qyf6BgWTNAGdKkv/Q== X-Google-Smtp-Source: ACcGV60AGalAUmVNdqHGKkBexmdl+jSkQFtfKLVDVFggfWZXhFIw2g3Wt8TNzWD7ug2UmJPOienNyg== X-Received: by 2002:ac8:6b13:: with SMTP id w19-v6mr12239761qts.317.1538133544259; Fri, 28 Sep 2018 04:19:04 -0700 (PDT) Received: from localhost ([107.15.81.208]) by smtp.gmail.com with ESMTPSA id f10-v6sm2388374qtq.52.2018.09.28.04.19.03 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 28 Sep 2018 04:19:03 -0700 (PDT) From: Josef Bacik To: kernel-team@fb.com, linux-btrfs@vger.kernel.org Cc: Josef Bacik Subject: [PATCH 21/42] btrfs: reset max_extent_size on clear in a bitmap Date: Fri, 28 Sep 2018 07:18:00 -0400 Message-Id: <20180928111821.24376-22-josef@toxicpanda.com> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180928111821.24376-1-josef@toxicpanda.com> References: <20180928111821.24376-1-josef@toxicpanda.com> Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Josef Bacik We need to clear the max_extent_size when we clear bits from a bitmap since it could have been from the range that contains the max_extent_size. Reviewed-by: Liu Bo Signed-off-by: Josef Bacik --- fs/btrfs/free-space-cache.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 2e96ee7da3ec..d2a863a2ee24 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -1687,6 +1687,8 @@ static inline void __bitmap_clear_bits(struct btrfs_free_space_ctl *ctl, bitmap_clear(info->bitmap, start, count); info->bytes -= bytes; + if (info->max_extent_size > ctl->unit) + info->max_extent_size = 0; } static void bitmap_clear_bits(struct btrfs_free_space_ctl *ctl, -- 2.14.3