[v4 11/11] buffer_io_error: Use durable_name_printk_ratelimited

From: Tony Asleson <tasleson@redhat.com>
To: linux-block@vger.kernel.org, linux-ide@vger.kernel.org,
	linux-scsi@vger.kernel.org, b.zolnierkie@samsung.com,
	axboe@kernel.dk
Subject: [v4 11/11] buffer_io_error: Use durable_name_printk_ratelimited
Date: Fri, 24 Jul 2020 12:17:06 -0500	[thread overview]
Message-ID: <20200724171706.1550403-12-tasleson@redhat.com> (raw)
In-Reply-To: <20200724171706.1550403-1-tasleson@redhat.com>

Replace printk_ratelimited with one that adds the key/value
durable name to log entry.

Signed-off-by: Tony Asleson <tasleson@redhat.com>
---
 fs/buffer.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index a60f60396cfa..f35eaaafce0e 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -133,10 +133,16 @@ __clear_page_buffers(struct page *page)
 
 static void buffer_io_error(struct buffer_head *bh, char *msg)
 {
-	if (!test_bit(BH_Quiet, &bh->b_state))
-		printk_ratelimited(KERN_ERR
+	if (!test_bit(BH_Quiet, &bh->b_state)) {
+		struct device *gendev;
+
+		gendev = (bh->b_bdev->bd_disk) ?
+			disk_to_dev(bh->b_bdev->bd_disk) : NULL;
+
+		durable_name_printk_ratelimited(KERN_ERR, gendev,
 			"Buffer I/O error on dev %pg, logical block %llu%s\n",
 			bh->b_bdev, (unsigned long long)bh->b_blocknr, msg);
+	}
 }
 
 /*
-- 
2.26.2

