[PATCH] NVMe: Skip namespaces with interleaved meta-data

Martin K. Petersen martin.petersen at oracle.com
Tue Jan 27 17:39:18 PST 2015


>>>>> "Keith" == Keith Busch <keith.busch at intel.com> writes:

Keith,

Keith> I can't register with the blk-integrity extentions until after
Keith> add_disk is completed because the disk's kobj needs to be
Keith> initialized before blk_integrity_register. The 'add_disk' itself
Keith> submits a lot of reads, though. Am I missing something, or how
Keith> could those succeed when the block device's required integrity
Keith> format hasn't been setup?

Protection is optional and enabled on a per-I/O basis. Even if the block
layer's auto protection is enabled it is normal to see a flutter of
unprotected reads while partitions are being scanned.

-- 
Martin K. Petersen	Oracle Linux Engineering



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