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Do not resume a pool if multihost is enabled

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When multihost is enabled, and a pool is suspended, return
EINVAL in response to "zpool clear <pool>".  The pool
may have been imported on another host while I/O was suspended.

Reviewed-by: loli10K <ezomori.nozomu@gmail.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Olaf Faaland <faaland1@llnl.gov>
Closes #6933 
Closes #8460
This commit is contained in:
Olaf Faaland
2019-02-28 17:56:19 -08:00
committed by Brian Behlendorf
parent 4f3218aed8
commit 8133679ff0
3 changed files with 17 additions and 0 deletions
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man/man8/zpool.8
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@@ -1013,6 +1013,9 @@ Clears device errors in a pool.
If no arguments are specified, all device errors within the pool are cleared.
If one or more devices is specified, only those errors associated with the
specified device or devices are cleared.
If multihost is enabled, and the pool has been suspended, this will not
resume I/O. While the pool was suspended, it may have been imported on
another host, and resuming I/O could result in pool damage.
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