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Commit 28700a36 authored by Mike Snitzer's avatar Mike Snitzer
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dm thin: update Documentation to clarify when "read_only" is valid 



Due to user confusion, clarify that it doesn't make sense to try to
create a thin-pool with "read_only" mode enabled.

Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 65972a6f

Documentation/device-mapper/thin-provisioning.txt

+4 −1
Original line number Diff line number Diff line
@@ -264,7 +264,10 @@ i) Constructor 
			   data device, but just remove the mapping.



      read_only: Don't allow any changes to be made to the pool

		 metadata.

		 metadata.  This mode is only available after the

		 thin-pool has been created and first used in full

		 read/write mode.  It cannot be specified on initial

		 thin-pool creation.



      error_if_no_space: Error IOs, instead of queueing, if no space.