Messages in this thread | | | Date | Thu, 31 May 2007 01:57:37 +0100 | From | Alasdair G Kergon <> | Subject | Re: [dm-devel] Re: [RFD] BIO_RW_BARRIER - what it means for devices, filesystems, and dm/md. |
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On Thu, May 31, 2007 at 10:46:04AM +1000, Neil Brown wrote: > What if the truth changes (as can happen with md or dm)?
You get notified in endio() that the barrier had to be emulated?
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