Subject: Re: letting userland issue FUA writes
To: Bill Studenmund <wrstuden@netbsd.org>
From: Jason Thorpe <thorpej@shagadelic.org>
List: tech-kern
Date: 03/19/2006 19:02:09
On Mar 17, 2006, at 5:16 PM, Bill Studenmund wrote:
> Ok, I like the 'x' syntax.
>
> Yes, I know it applies to reads too. I'd need help doing the UVM
> magic to
> make that happen (basically flush the cache, zap the pages, then re-
> read
> them).
>
> Just to be clear, we're talking about not having an equivalent to
> pread/pwrite? I can live with that.
I suggested "preadx" and "pwritex" -- specifically p* variants. I'm
agnostic about whether or not non-p variants are actually desired.
>
> Take care,
>
> Bill
-- thorpej