> Hi Thomas, > > Would this patch actually void the commit: Yes it does. My origina; patches were opt-in for this reason, but Thomas doesn't believe in historical or other people's experience.
But MCFG problems were a long time ago and noone uses these systems anymore, so perhaps he is right. -Andi > > commit a0ca9909609470ad779b9b9cc68ce96e975afff7 > Author: Ivan Kokshaysky <[email protected]> > Date: Mon Jan 14 17:31:09 2008 -0500 > > PCI x86: always use conf1 to access config space below 256 bytes > > Thanks to Loic Prylli <[email protected]>, who originally proposed > this idea. > > Always using legacy configuration mechanism for the legacy config space > and extended mechanism (mmconf) for the extended config space is > a simple and very logical approach. It's supposed to resolve all > known mmconf problems. It still allows per-device quirks (tweaking > dev->cfg_size). It also allows to get rid of mmconf fallback code. > > Signed-off-by: Ivan Kokshaysky <[email protected]> > Signed-off-by: Matthew Wilcox <[email protected]> > Signed-off-by: Linus Torvalds <[email protected]>
