Re: [RFC] generic IO write clustering

Christoph Hellwig
2001-01-20T19:06:00Z

On Sat, Jan 20, 2001 at 02:00:24PM -0200, Marcelo Tosatti wrote:
> > True. But you have to go through ext2_get_branch (under the big kernel
> > lock) - if we can do only one logical->physical block translations,
> > why doing it multiple times?
>
> You dont. If the metadata is cached and uptodate there is no need to call
> get_block().

Ups. You are right for the stock tree - I was only looking at my kio tree,
where it can't be cached due to the lack of buffer-cache usage...

Christoph

--
Whip me. Beat me. Make me maintain AIX.