Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait

[Stephen C. Tweedie]

Hi,

On Tue, Feb 06, 2001 at 06:00:58PM +0100, Christoph Hellwig wrote:
> On Tue, Feb 06, 2001 at 12:07:04AM +0000, Stephen C. Tweedie wrote:
> > 
> > Is that a realistic basis for a cleaned-up ll_rw_blk.c?
> 
> I don't think os.  If we minimize the state in the IO container object,
> the lower levels could split them at their guess and the IO completion
> function just has to handle the case that it might be called for a smaller
> object.

The whole point of the post was that it is merging, not splitting,
which is troublesome.  How are you going to merge requests without
having chains of scatter-gather entities each with their own
completion callbacks?

--Stephen
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