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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0863DC43334 for ; Fri, 3 Jun 2022 16:51:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238977AbiFCQvd (ORCPT ); Fri, 3 Jun 2022 12:51:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54532 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343717AbiFCQvc (ORCPT ); Fri, 3 Jun 2022 12:51:32 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A401A51E74 for ; Fri, 3 Jun 2022 09:51:31 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 64F141F8D9; Fri, 3 Jun 2022 16:51:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1654275090; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=YIplXfFSz389qxq4EkSuv5/RTEf3ukqTDDZ2DB1JTME=; b=HjLggtBuN8FPvprjyjpbUFVokCNX/h7ZI8HXlQrpTGikCPHpZERqjVIh5m8M5hpSg3CVg3 kVSDQI/eL8NWEYbc05VPflN8+JzQDDqNBC2lDJ0X628w6Ao1fJFDAjCunuDbjpaP+hBUHv N1D+NYqtt7Zg8ST79U9y9LiBBSEpv2Q= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1654275090; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=YIplXfFSz389qxq4EkSuv5/RTEf3ukqTDDZ2DB1JTME=; b=fxOSSDQELopY7fIypuoyy/BhD7QCBR46A74qFnGVNytBWy7XEJhaD1ncXVRS+s6uYbFXdh 0X2xSgiEc9NByNAw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 3573513AA2; Fri, 3 Jun 2022 16:51:30 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 2moWDBI8mmKNTAAAMHmgww (envelope-from ); Fri, 03 Jun 2022 16:51:30 +0000 Date: Fri, 3 Jun 2022 18:47:03 +0200 From: David Sterba To: dsterba@suse.cz, Christoph Hellwig , David Sterba , Josef Bacik , Qu Wenruo , linux-btrfs@vger.kernel.org Subject: Re: cleanup btrfs bio handling, part 2 v4 Message-ID: <20220603164703.GY20633@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, Christoph Hellwig , David Sterba , Josef Bacik , Qu Wenruo , linux-btrfs@vger.kernel.org References: <20220526073642.1773373-1-hch@lst.de> <20220601192929.GQ20633@twin.jikos.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220601192929.GQ20633@twin.jikos.cz> User-Agent: Mutt/1.5.23.1-rc1 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Wed, Jun 01, 2022 at 09:29:29PM +0200, David Sterba wrote: > On Thu, May 26, 2022 at 09:36:32AM +0200, Christoph Hellwig wrote: > > Hi all, > > > > this series removes the need to allocate a separate object for I/O > > completions for all read and some write I/Os, and reduced the memory > > usage of the low-level bios cloned by btrfs_map_bio by using plain bios > > instead of the much larger btrfs_bio. > > > > Changes since v3: > > - rebased to the latest for-next tree > > - move "btrfs: don't double-defer bio completions for compressed reads" > > back to where it was before in the patch order > > This is a prerequisite for the raid-repair patches so I've added it to > for-next. Moved to misc-next, thanks.