Subject: Re: letting userland issue FUA writes
To: Bill Studenmund <wrstuden@netbsd.org>
From: Jason Thorpe <thorpej@shagadelic.org>
List: tech-kern
Date: 03/17/2006 14:52:57
On Mar 17, 2006, at 2:43 PM, Bill Studenmund wrote:

> If you want to experiment with such a thing, go for it. If we are  
> cooking
> up a new interface, though, I am only interested in basically a  
> pwrite()
> and a pwritev() calls (with different names!!) that also takes a flags
> value, and the flags value can include a flag to trigger FUA.

My suggestion would be preadx() / pwritex().  FUA is applicable for  
reads, too.  They would be exactly like preadv() / pwritev(), but  
also have the flags parameter.

-- thorpej