From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f198.google.com (mail-qt0-f198.google.com [209.85.216.198]) by kanga.kvack.org (Postfix) with ESMTP id 9333B6B03A4 for ; Mon, 12 Jun 2017 08:23:41 -0400 (EDT) Received: by mail-qt0-f198.google.com with SMTP id d4so42634859qte.11 for ; Mon, 12 Jun 2017 05:23:41 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id o15si8637484qti.314.2017.06.12.05.23.40 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 12 Jun 2017 05:23:40 -0700 (PDT) From: Jeff Layton Subject: [PATCH v6 12/13] xfs: minimal conversion to errseq_t writeback error reporting Date: Mon, 12 Jun 2017 08:23:07 -0400 Message-Id: <20170612122316.13244-16-jlayton@redhat.com> In-Reply-To: <20170612122316.13244-1-jlayton@redhat.com> References: <20170612122316.13244-1-jlayton@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Al Viro , Jan Kara , tytso@mit.edu, axboe@kernel.dk, mawilcox@microsoft.com, ross.zwisler@linux.intel.com, corbet@lwn.net, Chris Mason , Josef Bacik , David Sterba , "Darrick J . Wong" Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-block@vger.kernel.org Just check and advance the data errseq_t in struct file before before returning from fsync on normal files. Internal filemap_* callers are left as-is. We also set the FS_WB_ERRSEQ flag just for completeness sake. Not much is really using it at this point. Signed-off-by: Jeff Layton --- fs/xfs/xfs_file.c | 15 +++++++++++---- fs/xfs/xfs_super.c | 2 +- 2 files changed, 12 insertions(+), 5 deletions(-) diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 5fb5a0958a14..bc3b1575e8db 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -134,7 +134,7 @@ xfs_file_fsync( struct inode *inode = file->f_mapping->host; struct xfs_inode *ip = XFS_I(inode); struct xfs_mount *mp = ip->i_mount; - int error = 0; + int error = 0, err2; int log_flushed = 0; xfs_lsn_t lsn = 0; @@ -142,10 +142,12 @@ xfs_file_fsync( error = filemap_write_and_wait_range(inode->i_mapping, start, end); if (error) - return error; + goto out; - if (XFS_FORCED_SHUTDOWN(mp)) - return -EIO; + if (XFS_FORCED_SHUTDOWN(mp)) { + error = -EIO; + goto out; + } xfs_iflags_clear(ip, XFS_ITRUNCATED); @@ -197,6 +199,11 @@ xfs_file_fsync( mp->m_logdev_targp == mp->m_ddev_targp) xfs_blkdev_issue_flush(mp->m_ddev_targp); +out: + err2 = filemap_report_wb_err(file); + if (!error) + error = err2; + return error; } diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 455a575f101d..28d3be187025 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1758,7 +1758,7 @@ static struct file_system_type xfs_fs_type = { .name = "xfs", .mount = xfs_fs_mount, .kill_sb = kill_block_super, - .fs_flags = FS_REQUIRES_DEV, + .fs_flags = FS_REQUIRES_DEV | FS_WB_ERRSEQ, }; MODULE_ALIAS_FS("xfs"); -- 2.13.0 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org