From patchwork Tue Apr 11 11:10:07 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 9674943 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D6CF8600CB for ; Tue, 11 Apr 2017 11:10:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C0BBF284F4 for ; Tue, 11 Apr 2017 11:10:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B58E92851F; Tue, 11 Apr 2017 11:10:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_WEB, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5CF43284F4 for ; Tue, 11 Apr 2017 11:10:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752513AbdDKLK0 (ORCPT ); Tue, 11 Apr 2017 07:10:26 -0400 Received: from bombadil.infradead.org ([65.50.211.133]:57108 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752502AbdDKLKZ (ORCPT ); Tue, 11 Apr 2017 07:10:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:To:From:Sender:Reply-To:Cc:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=J3b7fw+IIGr+JP+r/S5uOTabuxNgSY2943NtnmpEUQo=; b=mPBWbu0gHbbH2w4NuAh5e+fiz nlV07erpD75M28Za53eYqL3jVMFihbwICIDcsRhPbhuMU9pbqEuocTGRNEp7zmQgE/IZrAuf9Eztr l0z/nTBx4Zqos+Qvj4oqViGjehUb5v65TdrHpxVr6/F0lX8+KZD6XGqVaL8GSSFADQLPacKIlZBBA 9guERUDJiF7RyBBl6yoFnr224x83/Vmw04LsZVz4rvB52hM+b1Ppctcehx5JLhGchvMwpFiDKy9ZI 4SrQeSgXFqwZmsWqJfxSP4ffympyAfMXJ3mAbSLKeskMYKrywStEcM/x48vZTcX25tYsOvmoNWbBA M8s+UqOCg==; Received: from 212095007090.public.telering.at ([212.95.7.90] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.87 #1 (Red Hat Linux)) id 1cxtgm-0004oq-Hj for linux-xfs@vger.kernel.org; Tue, 11 Apr 2017 11:10:24 +0000 From: Christoph Hellwig To: linux-xfs@vger.kernel.org Subject: [PATCH 2/6] xfs: remove attr fork handling in xfs_bmap_finish_one Date: Tue, 11 Apr 2017 13:10:07 +0200 Message-Id: <20170411111011.9437-3-hch@lst.de> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170411111011.9437-1-hch@lst.de> References: <20170411111011.9437-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We never do COW operations for the attr fork, so don't pretend we handle them. Signed-off-by: Christoph Hellwig Reviewed-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_bmap.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 2a426d127e05..b95e66fd0935 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -6491,7 +6491,6 @@ xfs_bmap_finish_one( struct xfs_bmbt_irec bmap; int nimaps = 1; xfs_fsblock_t firstfsb; - int flags = XFS_BMAPI_REMAP; int done; int error = 0; @@ -6505,10 +6504,8 @@ xfs_bmap_finish_one( XFS_FSB_TO_AGBNO(tp->t_mountp, startblock), ip->i_ino, whichfork, startoff, blockcount, state); - if (whichfork != XFS_DATA_FORK && whichfork != XFS_ATTR_FORK) + if (WARN_ON_ONCE(whichfork != XFS_DATA_FORK)) return -EFSCORRUPTED; - if (whichfork == XFS_ATTR_FORK) - flags |= XFS_BMAPI_ATTRFORK; if (XFS_TEST_ERROR(false, tp->t_mountp, XFS_ERRTAG_BMAP_FINISH_ONE, @@ -6519,13 +6516,13 @@ xfs_bmap_finish_one( case XFS_BMAP_MAP: firstfsb = bmap.br_startblock; error = xfs_bmapi_write(tp, ip, bmap.br_startoff, - bmap.br_blockcount, flags, &firstfsb, + bmap.br_blockcount, XFS_BMAPI_REMAP, &firstfsb, bmap.br_blockcount, &bmap, &nimaps, dfops); break; case XFS_BMAP_UNMAP: error = xfs_bunmapi(tp, ip, bmap.br_startoff, - bmap.br_blockcount, flags, 1, &firstfsb, + bmap.br_blockcount, XFS_BMAPI_REMAP, 1, &firstfsb, dfops, &done); ASSERT(done); break;