[dm-devel] Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md.

Alasdair G Kergon agk at redhat.com
Thu May 31 01:07:39 UTC 2007


On Thu, May 31, 2007 at 10:46:04AM +1000, Neil Brown wrote:
> If a filesystem cares, it could 'ask' as suggested above.
> What would be a good interface for asking?

XFS already tests:
  bd_disk->queue->ordered == QUEUE_ORDERED_NONE

Alasdair
-- 
agk at redhat.com




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