From: yangerkun <yangerkun@huawei.com>
To: bgurney@redhat.com, agk@redhat.com, snitzer@redhat.com
Cc: dm-devel@redhat.com, yangerkun@huawei.com
Subject: [PATCH 2/2] dm dust: introduce listbadblocks in the rst
Date: Mon, 8 Jun 2020 16:45:13 +0800 [thread overview]
Message-ID: <20200608084513.115671-3-yangerkun@huawei.com> (raw)
In-Reply-To: <20200608084513.115671-1-yangerkun@huawei.com>
Since we support the listbadblocks command, introduce the detail in the
doc.
Signed-off-by: yangerkun <yangerkun@huawei.com>
Reviewed-by: Bryan Gurney <bgurney@redhat.com>
---
.../admin-guide/device-mapper/dm-dust.rst | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/Documentation/admin-guide/device-mapper/dm-dust.rst b/Documentation/admin-guide/device-mapper/dm-dust.rst
index b6e7e7ead831..2c51a4acb8be 100644
--- a/Documentation/admin-guide/device-mapper/dm-dust.rst
+++ b/Documentation/admin-guide/device-mapper/dm-dust.rst
@@ -205,6 +205,23 @@ appear::
kernel: device-mapper: dust: clearbadblocks: no badblocks found
+Listing the bad block list
+--------------------------
+
+To list all bad blocks in the bad block list, run the following message
+command::
+
+ $ sudo dmsetup message dust1 0 listbadblocks
+
+The following message will appear, listing one bad block number per
+line (using an example device with blocks 1 and 2 in the bad block
+list)::
+
+ device-mapper: dust: dust_list_badblocks: badblocks list below:
+ device-mapper: dust: bad block: 1
+ device-mapper: dust: bad block: 2
+ device-mapper: dust: dust_list_badblocks: badblocks list end.
+
Message commands list
---------------------
@@ -223,6 +240,7 @@ Single argument message commands::
countbadblocks
clearbadblocks
+ listbadblocks
disable
enable
quiet
--
2.23.0.rc2.8.gff66981f45
next prev parent reply other threads:[~2020-06-08 8:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-08 8:45 [PATCH 0/2] introduce interface to list all badblocks yangerkun
2020-06-08 8:45 ` [PATCH 1/2] dm dust: add " yangerkun
2020-06-08 8:45 ` yangerkun [this message]
2020-06-15 0:57 ` [PATCH 0/2] introduce " yangerkun
2020-06-15 17:03 ` Alasdair G Kergon
2020-06-16 12:28 ` Bryn M. Reeves
2020-06-16 13:02 ` yangerkun
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