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Author: davej
Update of /cvs/dist/rpms/kernel/devel
In directory cvs.devel.redhat.com:/tmp/cvs-serv16606
Modified Files:
kernel-2.6.spec
Added Files:
linux-2.6-debug-pm-pci.patch
Log Message:
tweak PCI config space restore to not do so much, and log what it is doing
for further investigation.
linux-2.6-debug-pm-pci.patch:
pci.c | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
--- NEW FILE linux-2.6-debug-pm-pci.patch ---
--- linux-2.6.15.noarch/drivers/pci/pci.c~ 2006-03-01 15:41:00.000000000
-0500
+++ linux-2.6.15.noarch/drivers/pci/pci.c 2006-03-01 15:47:37.000000000
-0500
@@ -454,9 +454,17 @@ int
pci_restore_state(struct pci_dev *dev)
{
int i;
+ int val;
- for (i = 0; i < 16; i++)
- pci_write_config_dword(dev,i * 4, dev->saved_config_space[i]);
+ for (i = 0; i < 16; i++) {
+ pci_read_config_dword(dev, i * 4, &val);
+ if (val != dev->saved_config_space[i]) {
+ printk (KERN_DEBUG "PM: Writing back config space on
device %s at offset %x. (Was %x, writing %x)\n",
+ pci_name(dev), i,
+ val, (int)
dev->saved_config_space[i]);
+ pci_write_config_dword(dev,i * 4,
dev->saved_config_space[i]);
+ }
+ }
return 0;
}
Index: kernel-2.6.spec
===================================================================
RCS file: /cvs/dist/rpms/kernel/devel/kernel-2.6.spec,v
retrieving revision 1.2002
retrieving revision 1.2003
diff -u -r1.2002 -r1.2003
--- kernel-2.6.spec 1 Mar 2006 20:07:16 -0000 1.2002
+++ kernel-2.6.spec 1 Mar 2006 20:51:03 -0000 1.2003
@@ -312,6 +312,7 @@
Patch1031: linux-2.6-debug-periodic-slab-check.patch
Patch1032: linux-2.6-debug-boot-delay.patch
Patch1033: linux-2.6-debug-must_check.patch
+Patch1034: linux-2.6-debug-pm-pci.patch
# Restrict /dev/mem usage.
Patch1050: linux-2.6-devmem.patch
@@ -840,6 +841,7 @@
%patch1031 -p1
%patch1032 -p1
%patch1033 -p1
+%patch1034 -p1
#
# Make /dev/mem a need-to-know function
--
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