linux-ext4 - [PATCH v8 02/18] buffer: use mapping_set

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Message-Id: <20170629131954.28733-3-jlayton@kernel.org>
Date:   Thu, 29 Jun 2017 09:19:38 -0400
From:   jlayton@...nel.org
To:     Andrew Morton <akpm@...ux-foundation.org>,
        Al Viro <viro@...IV.linux.org.uk>, Jan Kara <jack@...e.cz>,
        tytso@....edu, axboe@...nel.dk, mawilcox@...rosoft.com,
        ross.zwisler@...ux.intel.com, corbet@....net,
        Chris Mason <clm@...com>, Josef Bacik <jbacik@...com>,
        David Sterba <dsterba@...e.com>,
        "Darrick J . Wong" <darrick.wong@...cle.com>
Cc:     Carlos Maiolino <cmaiolino@...hat.com>,
        Eryu Guan <eguan@...hat.com>,
        David Howells <dhowells@...hat.com>,
        Christoph Hellwig <hch@...radead.org>,
        Liu Bo <bo.li.liu@...cle.com>, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, linux-ext4@...r.kernel.org,
        linux-xfs@...r.kernel.org, linux-btrfs@...r.kernel.org,
        linux-block@...r.kernel.org
Subject: [PATCH v8 02/18] buffer: use mapping_set_error instead of setting the flag

From: Jeff Layton <jlayton@...hat.com>

Signed-off-by: Jeff Layton <jlayton@...hat.com>
Reviewed-by: Jan Kara <jack@...e.cz>
Reviewed-by: Matthew Wilcox <mawilcox@...rosoft.com>
Reviewed-by: Christoph Hellwig <hch@....de>
---
 fs/buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index 161be58c5cb0..4be8b914a222 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -482,7 +482,7 @@ static void __remove_assoc_queue(struct buffer_head *bh)
 	list_del_init(&bh->b_assoc_buffers);
 	WARN_ON(!bh->b_assoc_map);
 	if (buffer_write_io_error(bh))
-		set_bit(AS_EIO, &bh->b_assoc_map->flags);
+		mapping_set_error(bh->b_assoc_map, -EIO);
 	bh->b_assoc_map = NULL;
 }
 
-- 
2.13.0