Re: Block size.

[Andi Kleen <ak@xxxxxxx>]

On Tue, Sep 04, 2001 at 10:25:24PM +1000, Keith Owens wrote:
> On Tue, 04 Sep 2001 08:49:45 -0300, 
> Dario Brignardello <dbrignar@xxxxxxxxxxxx> wrote:
> >        Sorry for bother with a newbie question, but I didn't find the
> >answer in the FAQ:-). I would like to now the reasons (technically
> >speaking) for the max block size to be fixed at 4K in linux
> 
> It is a restriction of the Linux VM subsystem, at the moment file block
> size must equal hardware page size.  There is work in progress to
> remove the restriction, but it is kernel 2.5 code.

Minor correction: it must be smaller or equal hardware block size.

-Andi