linux-kernel - [PATCH v3 10/20] fuse: set mapping error in writepage

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Message-Id: <20170424132259.8680-11-jlayton@redhat.com>
Date:   Mon, 24 Apr 2017 09:22:49 -0400
From:   Jeff Layton <jlayton@...hat.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-btrfs@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-cifs@...r.kernel.org, linux-mm@...ck.org,
        jfs-discussion@...ts.sourceforge.net, linux-xfs@...r.kernel.org,
        cluster-devel@...hat.com, linux-f2fs-devel@...ts.sourceforge.net,
        v9fs-developer@...ts.sourceforge.net, osd-dev@...n-osd.org,
        linux-nilfs@...r.kernel.org, linux-block@...r.kernel.org
Cc:     dhowells@...hat.com, akpm@...ux-foundation.org, hch@...radead.org,
        ross.zwisler@...ux.intel.com, mawilcox@...rosoft.com,
        jack@...e.com, viro@...iv.linux.org.uk, corbet@....net,
        neilb@...e.de, clm@...com, tytso@....edu, axboe@...nel.dk
Subject: [PATCH v3 10/20] fuse: set mapping error in writepage_locked when it fails

This ensures that we see errors on fsync when writeback fails.

Signed-off-by: Jeff Layton <jlayton@...hat.com>
---
 fs/fuse/file.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index ec238fb5a584..07d0efcb050c 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1669,6 +1669,7 @@ static int fuse_writepage_locked(struct page *page)
 err_free:
 	fuse_request_free(req);
 err:
+	mapping_set_error(page->mapping, error);
 	end_page_writeback(page);
 	return error;
 }
-- 
2.9.3