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=-5.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 E3F90C4360C for ; Sat, 12 Oct 2019 19:47:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9AE52206A1 for ; Sat, 12 Oct 2019 19:47:51 +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="Bu4TByBE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729516AbfJLTrv (ORCPT ); Sat, 12 Oct 2019 15:47:51 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:44317 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729384AbfJLTru (ORCPT ); Sat, 12 Oct 2019 15:47:50 -0400 Received: by mail-qk1-f193.google.com with SMTP id u22so12053418qkk.11 for ; Sat, 12 Oct 2019 12:47:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=LyLgjIQpd9IHkz3jukFR489OfWOpiz1W23vAo9b3S48=; b=Bu4TByBEjhUgCp6r7V1C/g8tBZAQIFowXggjW3dasrbR+2b7f1wjv/VlbgMBa3QQez BoYO/lILpyTFk9wPt3ntCWWfcepTpH09fIFTLc62WyAvXZXJhel4Z6iMaakxz8TPZZXl Qb4apAhwSF5pVEpl3VcKuq2ZghgVStGHv2+AWWArHp68kwqLUzxLbec2zdSw579sXtZT +b1D0/hDV+S7c12B8uz72SSzfzqX8uk6UkWwtC4mDx6e4zen4ZkeTChpQbG8HKWmLCsp X16aD5pC2PXeM02ns3w5I/FTLUkX4kne8FBAAjgsUI2MDYObuJKzpWAewLxBczZhLfSX pL9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=LyLgjIQpd9IHkz3jukFR489OfWOpiz1W23vAo9b3S48=; b=QPXcJWC9B9Oiltz0NTHM/4dc1LSiB18KAEHa43z6ZRVl4Yuy4SWEnO8KC6RIQlSpDr 2TACBpWlHcPaHzmFauqW+ZQftfYpUb+Z05Z9xwyuiYWyW4z3OehGDJbuM6i+gCwisAzE cKEhpnF4CuwFvKS0XMrXZzAjp1CbyL1HNKxBPAwM/kUCVCadWzlikij3hqofrHKpwccx gb9Y1Mtjag3lewCc4AkF85bx1C5BuDNd4/jAxcprYDcVpKn9UY7sy2+fNrTapzWQoVDa K1P/sGFmLtT6diAgmH9OnsjEBLeuuZi9x6gYWeJv0fuiU4dTWQpKrEcZ7OwTu366XFhJ Bj7A== X-Gm-Message-State: APjAAAWcoR87qDPCjd62u/8GlYBO0tWtiMpzKl6kbmxjipcBHHWpI0nB s94IjDFL75M5vgIG6nHmwxlQyA== X-Google-Smtp-Source: APXvYqxLoB1mmC0vI9yOC+XIyA2gW62m9pCQsv2Yj65k640EskHRHLnH9qJYWZbmiiemL1JqVhXyDw== X-Received: by 2002:a37:7ec1:: with SMTP id z184mr21279167qkc.76.1570909669635; Sat, 12 Oct 2019 12:47:49 -0700 (PDT) Received: from localhost ([107.15.81.208]) by smtp.gmail.com with ESMTPSA id g8sm7431783qta.67.2019.10.12.12.47.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 12 Oct 2019 12:47:48 -0700 (PDT) Date: Sat, 12 Oct 2019 15:47:47 -0400 From: Josef Bacik To: David Sterba Cc: linux-btrfs@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] btrfs: don't needlessly create extent-refs kernel thread Message-ID: <20191012194746.tuphjubvfeimy523@MacBook-Pro-91.local> References: <20191012164210.17081-1-dsterba@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191012164210.17081-1-dsterba@suse.com> User-Agent: NeoMutt/20180716 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Sat, Oct 12, 2019 at 06:42:10PM +0200, David Sterba wrote: > The patch 32b593bfcb58 ("Btrfs: remove no longer used function to run > delayed refs asynchronously") removed the async delayed refs but the > thread has been created, without any use. Remove it to avoid resource > consumption. > > Fixes: 32b593bfcb58 ("Btrfs: remove no longer used function to run delayed refs asynchronously") > CC: stable@vger.kernel.org # 5.2+ > Signed-off-by: David Sterba Reviewed-by: Josef Bacik Thanks, Josef