Re: blkdev in pagecache

Jens Axboe (axboe@suse.de)
Wed, 9 May 2001 16:22:48 +0200


On Wed, May 09 2001, Andrea Arcangeli wrote:
> On Wed, May 09, 2001 at 04:14:52PM +0200, Jens Axboe wrote:
> > better to stay with PAGE_CACHE_SIZE and not get into dark country :-)
>
> My whole point for not using PAGE_CACHE_SIZE as virtual blocksize is
> that many architectures have a PAGE_CACHE_SIZE > 4k, up to 64k, on
> x86-64 we may even hack a 2M PAGE_SIZE/PAGE_CACHE_SIZE mode for the
> multi giga boxes. I think you agreed I'd better stay to a virtual
> blocksize of 4k fixed for now.

In that case, then yes leaving it as a hardcode 4k would be preferred.

-- 
Jens Axboe

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