Re: [00/17] Large Blocksize Support V3

William Lee Irwin III
2007-05-07T06:49:00Z

David Chinner <dgc@sgi.com> writes:
>> Right - so how do we efficiently manipulate data inside a large
>> block that spans multiple discontigous pages if we don't vmap
>> it?

On Mon, May 07, 2007 at 12:43:19AM -0600, Eric W. Biederman wrote:
> You don't manipulate data except for copy_from_user, copy_to_user.
> That is easy comparatively to deal with, and certainly doesn't
> need vmap.
> Meta-data may be trickier, but a lot of that depends on your
> individual filesystem and how it organizes it's meta-data.

I wonder what happened to my pagearray patches.

-- wli