Re: [RFC] relaxed barrier semantics

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On Thu, Aug 05, 2010 at 11:32:04PM +0400, Vladislav Bolkhovitin wrote:
> New flag.. Easy to add, hard to live with. Aren't you already tied of 
> the existing flags hell?

I'm tired of flags without a very well defined meaning.  For example
I'm really tired of the current REQ_HARDBARRIER because it means so
amy different things.

A must do pre-flush or must do FUA flag is very different from a must
not reorder flag.  Overloading the meaning is what got us into this
mess.
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