On Wed, Oct 29, 2008 at 05:51:09PM -0400, Thor Lancelot Simon wrote: > I'd like to propose a new buffer flag, B_ARRIER. This flag would be > defined to cause a write barrier at whatever I/O request carries it. +1 > I don't know how FUA works for IDE disks but it's been suggested to > me that FUA commands cause all pending I/O to finish before they do +2 if so +3 if there are any existing places that currently use a cache flush that can be converted to use this instead. -- Dan.
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