[PATCH] PCI: Improve PCI config space writeback
authorDave Jones <davej@redhat.com>
Wed, 19 Apr 2006 04:06:51 +0000 (21:06 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Sun, 11 Jun 2006 21:02:27 +0000 (14:02 -0700)
commit04d9c1a1100b6bdeffa7e1bfc30080bdac28e183
treee061dccae70aa1f2faec0171d8e23d56ad2b9a80
parent8d92bc2270d67a43b1d7e94a8cb6f81f1435fe9a
[PATCH] PCI: Improve PCI config space writeback

At least one laptop blew up on resume from suspend with a black screen due
to a lack of this patch.  By only writing back config space that is
different, we minimise the possibility of accidents like this.

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/pci/pci.c