Re: [PLEASE-TESTME] Zerocopy networking patch, 2.4.0-1

From: Linus Torvalds (torvalds@transmeta.com)
Date: Thu Jan 18 2001 - 13:04:33 EST


On Thu, 18 Jan 2001, Christoph Hellwig wrote:
> >
> > Remove this. I don't think it's valid to lock the pages. Who wants to use
> > this anyway?
>
> E.g. in the block IO pathes the pages have to be locked.
> It's also used by free_kiovec to see wether to do unlock_kiovec before.

This is all MUCH higher level functionality, and probably bogus anyway.

> > That's kind of the minimal set. That should be one level of abstraction in
> > its own right.
>
> Ok. Then we need an additional more or less generic object that is used for
> passing in a rw_kiovec file operation (and we really want that for many kinds
> of IO). I thould mostly be used for communicating to the high-level driver.

That's fine.

                Linus

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Tue Jan 23 2001 - 21:00:18 EST