[dm-devel] [PATCH 5/6] mpathpersist: fix registration rollback issue

[Martin Wilck]

On Wed, 2018-10-10 at 13:01 -0500, Benjamin Marzinski wrote:
> When mpathpersist tries to rollback the registration, it copies
> the SARK to the RK, and clears the SARK. However, it repeated this
> step
> for each thread. This means that the first rollback thread correctly
> had the RK set to the SARK used during registration. However, if more
> than one registration needed to be rolled back, later threads would
> have
> both the RK and SARK cleared. This commit fixes that by only copying
> and
> clearing the SARK once.
> 
> Signed-off-by: Benjamin Marzinski <bmarzins at redhat.com>

Reviewed-by: Martin Wilck <mwilck at suse.com>

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