Message ID | 51d6321cf98f8176e6214aea5ab83325832194a7.1604065695.git.naohiro.aota@wdc.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=uAB+=EF=vger.kernel.org=linux-btrfs-owner@kernel.org> 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=-12.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,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 C034AC00A89 for <linux-btrfs@archiver.kernel.org>; Fri, 30 Oct 2020 13:52:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 69DF520719 for <linux-btrfs@archiver.kernel.org>; Fri, 30 Oct 2020 13:52:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=wdc.com header.i=@wdc.com header.b="gHFi3o9v" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726762AbgJ3Nwf (ORCPT <rfc822;linux-btrfs@archiver.kernel.org>); Fri, 30 Oct 2020 09:52:35 -0400 Received: from esa3.hgst.iphmx.com ([216.71.153.141]:21988 "EHLO esa3.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726754AbgJ3Nwd (ORCPT <rfc822;linux-btrfs@vger.kernel.org>); Fri, 30 Oct 2020 09:52:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1604065953; x=1635601953; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=KmhEYe4FQn2hKciTrSoqULPqx/1dV3UQO8AYYi+tRAQ=; b=gHFi3o9vVvqyhOr/ZEZcXEXRhsD7i7d1XWiUc/x9TrT0Pjz4V5dbAnjg 0E2fhd7degGXywlNPk8VeOn45/UVFneBcRzllqhzq9uOFyyqDn5WOErVG mJGpnHU92suoetlxtkv6N/Hk4yXAej2tcULnE/GPRU+2AR+8pXYAvXMWH rPhm2CNBP9iPmJT9rqWOOIBw2xOU5LRtnmO5JhSsg6vJ1ksPaKibar8TN prZA8+oxkKGTxVNDZarMeHUSH5ymMB9pbxUC+t9+UIEqqoxDmXAS/+8z6 ykbYF+xhMXHLAP2i5LGUJLL5ZMl4rn0bHfTQYhmm0eVwuvbBfKD4mGWwy w==; IronPort-SDR: 1oMKUq/6Kiw8Ssc+nkL3KiWw7nCeU7PdL6WNfbsxGII1AwS22sFGHJPOHcFI8/9wRFrTpkzHJS EZ75zs2qG7us2aD1bXSLoKmF35SRmpJ01AZiad7WtMM70AgBTd1/LCG6Pg7/N12qF0f+nW4Sse iVMAzlmOHXF2Mt0AC+2V2Pzp95HDYbyuRBGVa66MoLFCa6GIu2xmgEtWNP/6z2GdSVcOHtOj0U zi6m2z33SnY2S9XtEi3kUvpo8symaWC/lAg3pEIzk5q6xABjTnKqNv2nkceXQ5PvNf2Nb8HdSl gSA= X-IronPort-AV: E=Sophos;i="5.77,433,1596470400"; d="scan'208";a="155806591" Received: from uls-op-cesaip01.wdc.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 30 Oct 2020 21:52:33 +0800 IronPort-SDR: k4x707tpW2gQHX53FtZFdqpOTtCtgQO8Lg7AIiSIMwOMJEYhTdlWgPvZGqG0Ih9XRBFZkRz9HS q0wLH9jqHrhUFdq6+Vh+tOy4KwmXp4nxfWNXaJg2ODxeNSO9wNCOGXBe312Bb8zdTRgj9t0iYb IsC1qV/kXAHqyMIAF4BvCUfAUXMmAmiziOolku3QUXrpR0HDSDuXhD3WLFmVwP+1r9BYUtz+Xx oGGwio4g3V3ugDrMMFY2qh7GmM4TtXFGQeiJsIH6pr4Nl8BriPG4aRaQn3gwrOnO+/Z0VRoGx5 b+/0tDCsWw5TL13cAtqRmEjf Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Oct 2020 06:38:47 -0700 IronPort-SDR: 18u/5xNev/RDuATJ+EkUQ389/Eq/fmMcbrMDMsEDyQcx9J0vaRezJ7ZssTNCjmCrWYIw1saZQv T+6BdDlHODFVoCaR/flSKYXGaubRobwZYH0DISxDEgNwfhe9vflxjCaL6Xm5hlFIRjSmXZZaFN x/VqAiOnUYbYUOkQGra/T/AQ6fhzVCJ20orGFNyYmomTm8b1yEvOipHReSPnagdTsI5McrAtnP jUgnpwzwrSLgJse3uJegoPqsov6eS/qvGjSl6ZymwRLfnNM24VjraX50adIstAKh2Cfgpi6boE kfw= WDCIronportException: Internal Received: from naota.dhcp.fujisawa.hgst.com ([10.149.52.155]) by uls-op-cesaip01.wdc.com with ESMTP; 30 Oct 2020 06:52:32 -0700 From: Naohiro Aota <naohiro.aota@wdc.com> To: linux-btrfs@vger.kernel.org, dsterba@suse.com Cc: hare@suse.com, linux-fsdevel@vger.kernel.org, Naohiro Aota <naohiro.aota@wdc.com>, Johannes Thumshirn <johannes.thumshirn@wdc.com>, Josef Bacik <josef@toxicpanda.com> Subject: [PATCH v9 09/41] btrfs: disable fallocate in ZONED mode Date: Fri, 30 Oct 2020 22:51:16 +0900 Message-Id: <51d6321cf98f8176e6214aea5ab83325832194a7.1604065695.git.naohiro.aota@wdc.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <d9a0a445560db3a9eb240c6535f8dd1bbd0abd96.1604065694.git.naohiro.aota@wdc.com> References: <d9a0a445560db3a9eb240c6535f8dd1bbd0abd96.1604065694.git.naohiro.aota@wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <linux-btrfs.vger.kernel.org> X-Mailing-List: linux-btrfs@vger.kernel.org |
Series |
btrfs: zoned block device support
|
expand
|
On Fri, Oct 30, 2020 at 10:51:16PM +0900, Naohiro Aota wrote: > In the future, we may be able to implement "in-memory" fallocate() in ZONED > mode by utilizing space_info->bytes_may_use or so. > + /* Do not allow fallocate in ZONED mode */ > + if (btrfs_is_zoned(btrfs_sb(inode->i_sb))) > + return -EOPNOTSUPP; So here EOPNOTSUPP is ok. > + > /* Make sure we aren't being give some crap mode */ > if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE | > FALLOC_FL_ZERO_RANGE)) > -- > 2.27.0
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 0ff659455b1e..68938a43081e 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -3341,6 +3341,10 @@ static long btrfs_fallocate(struct file *file, int mode, alloc_end = round_up(offset + len, blocksize); cur_offset = alloc_start; + /* Do not allow fallocate in ZONED mode */ + if (btrfs_is_zoned(btrfs_sb(inode->i_sb))) + return -EOPNOTSUPP; + /* Make sure we aren't being give some crap mode */ if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE | FALLOC_FL_ZERO_RANGE))