Messages in this thread | | | Date | Sat, 23 Oct 2010 13:21:59 +0200 | From | Christoph Hellwig <> | Subject | Re: [GIT PULL] convert DRBD to REQ_FLUSH/FUA |
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On Sat, Oct 23, 2010 at 01:18:33PM +0200, Philipp Reisner wrote: > Hi Jens, > > Christoph Hellwig pointed out that drbd is the only driver > that still uses/supports barriers instead of FUE in linux-next. > > I revitalized three patches that remove the barrier bits from DRBD...
This looks good. You probably don't actually need the MD_NO_FUA flag - REQ_FUA writes will always work - they just ignored by drivers not implementing cache control.
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