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=-10.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 1FFFEC433E1 for ; Mon, 24 Aug 2020 17:49:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EF9682072D for ; Mon, 24 Aug 2020 17:49:24 +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="yZkfQiTw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726711AbgHXRtY (ORCPT ); Mon, 24 Aug 2020 13:49:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36846 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726429AbgHXRtU (ORCPT ); Mon, 24 Aug 2020 13:49:20 -0400 Received: from mail-qt1-x844.google.com (mail-qt1-x844.google.com [IPv6:2607:f8b0:4864:20::844]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B434DC061573 for ; Mon, 24 Aug 2020 10:49:20 -0700 (PDT) Received: by mail-qt1-x844.google.com with SMTP id 92so1405701qtb.6 for ; Mon, 24 Aug 2020 10:49:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=tpc484uRp7hkTe+toaoEDwr/cTZkofXqM1Ryzp5uLPA=; b=yZkfQiTw1IGHzOo+ieMrUFjj7nC7GRmJ2qwmiqoKRQge07cTaMJN8lKluap+y57c8Q nDgs+HAxSGRhpOyLJLwdXbkT1m6iayJMJzlWrLh7WJNLvoRUZbufX39K6VIIfafzIoVe Yt2KTXLXITFlcWIuut+mdCVDVOdOAAmKHIspUzHTgUpxslplHUnopyp8M0+3W3zLeO7z mlsTWQjYNj4aEdy3TiSUZaHG3Q6biwGkVIOdE8TzVmsiZJ/2FH72l4JkQ20A4nkCzBjG 7zqPOKzq/XE7Ra2qRhwMgUjAHFBYodNIBIC86GYXwvFkmsvVBVVZF3yUCP+14fG8t0U0 tojQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=tpc484uRp7hkTe+toaoEDwr/cTZkofXqM1Ryzp5uLPA=; b=QQub+g5eLlPK0dE7WJLKlYVF4Z1BAt5m9JKeQR4I4TTFvmVC+iWkErNnKjB7KDbAgk 22+iPDEYxwkYJXA+bN5E9x4dYnr+9gT9rXfZQnttbbJZ/XtmGp3DWla+CMmArB5H9pN3 0wPxCeS/PRnO9Rk356uotPomqdygV2mwFeoLHlV5+PaSUSLQSwyayZcYOgNAjfDYaejx 630uOotOWIJbLF1L1P76ri7+mRBkz9gESRwRnPly8WsrfGcmBA9oNHHSgBfCucVoNwXb rFRG6+/VQ+nkDSF7W12vzc8EWdhMGWG0Pv3UPW3CxCeslQmQWVYeMCmPi6RBBqMMTSF7 vwZw== X-Gm-Message-State: AOAM533oi+BXwp2o8XXbdFASC4SEYVOo1PjGFzaruu0i1LBh7AoU9i53 Vkw7iKZsDqXOdYdyvkEX6RX4CHvT4ewMejxL X-Google-Smtp-Source: ABdhPJxFZsXm+TSUR4TpS2N+FmiAihT73qC4JpC8sFH/8nPffTXtI3PwNMKRQDfEt8734oX0t1Sh2w== X-Received: by 2002:ac8:4892:: with SMTP id i18mr6006220qtq.360.1598291359813; Mon, 24 Aug 2020 10:49:19 -0700 (PDT) Received: from [192.168.1.45] (cpe-174-109-172-136.nc.res.rr.com. [174.109.172.136]) by smtp.gmail.com with ESMTPSA id a6sm3547385qtc.13.2020.08.24.10.49.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Aug 2020 10:49:18 -0700 (PDT) Subject: Re: [PATCH 5/9] btrfs: add send stream v2 definitions To: Omar Sandoval , linux-btrfs@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org References: From: Josef Bacik Message-ID: <2f6e57fa-dad9-b896-a935-ab98c1e538c9@toxicpanda.com> Date: Mon, 24 Aug 2020 13:49:18 -0400 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 8/21/20 3:39 AM, Omar Sandoval wrote: > From: Omar Sandoval > > This adds the definitions of the new commands for send stream version 2 > and their respective attributes: fallocate, FS_IOC_SETFLAGS (a.k.a. > chattr), and encoded writes. It also documents two changes to the send > stream format in v2: the receiver shouldn't assume a maximum command > size, and the DATA attribute is encoded differently to allow for writes > larger than 64k. These will be implemented in subsequent changes, and > then the ioctl will accept the new flags. > > Signed-off-by: Omar Sandoval Reviewed-by: Josef Bacik Thanks, Josef