On 11/03/2011 04:51 PM, Moger, Babu wrote:

This patch introduces the match function for rdac device handler. Without this,
sometimes handler attach fails during the device_add. Included check for TPGS
bit before proceeding further. The match function was introduced by this patch
http://www.spinics.net/lists/linux-scsi/msg54284.html

Signed-off-by: Babu Moger<babu.moger@netapp.com>


As the real patch of checking VPD pages is a bit more involved (eg
we're taking the lock during ->match(), so invoking any I/O from
here will get tricky), it's a sensible interim solution.


Acked-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
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