libpciaccess: Changes to 'master'

[Keith Packard]

 src/linux_sysfs.c |   75 ++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 67 insertions(+), 8 deletions(-)

New commits:
commit 5cf29b06b9b5806056a0b04160b2286eb4158748
Author: Keith Packard <keithp at koto.keithp.com>
Date:   Fri Aug 31 13:43:18 2007 -0700

    Don't add MTRR for uncached regions. Remove MTRR on unmap.
    
    MTRR regions aren't needed for uncached mappings, so don't add them. Also,
    when unmapping memory, remove the MTRR entry.