[ewg] Please pull: PAT patch fix

[Yannick Cote]

Hi Vlad,

this patch reverts and correctly reinstate the previous IB/ipath PAT patch.

tree: ssh://openfabrics.org/home/ycote/scm/ofed_1_4/linux-2.6.git
branch: ofed_kernel

commit 2d7ffce69f717aa21a6748b52c718d7f65956d49
Author: Yannick Cote <yannick.cote at qlogic.com>
Date:   Fri Oct 31 21:55:45 2008 -0700

    IB/ipath: Fix the PAT patch and backports
   
    Provide write-combining mappings via PAT
   
    Signed-off-by: Yannick Cote <yannick.cote at qlogic.com>

Regards,

 - Yan