Re: Machine crashes right *after* ~successful resume

From: Yinghai Lu
Date: Thu Oct 30 2014 - 19:02:40 EST


On Thu, Oct 30, 2014 at 2:54 PM, Wilmer van der Gaast <wilmer@xxxxxxxxx> wrote:

> http://gaast.net/~wilmer/.lkml/good3.17-patched-megadebug.txt

no difference except on 00:1c.3

--- before.txt 2014-10-30 15:20:35.782886485 -0700
+++ after.txt 2014-10-30 15:21:37.034882515 -0700
@@ -49,10 +49,10 @@
02f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0310: 00 00 00 00 1b 36 3a 74 00 00 14 14 31 17 42 00
-0320: 5b 60 09 00 00 20 00 0a ec 19 b8 04 eb 09 b9 06
+0320: 5b 60 09 00 00 20 00 0a 33 1a b8 04 32 0a 00 07
0330: 16 00 00 28 bc b5 bc 4a 00 00 00 00 74 4c 85 00
-0340: 33 03 33 00 64 03 3f 00 30 00 0c 00 45 02 b9 00
-0350: 4b 02 c1 00 01 00 08 00 00 00 00 00 00 00 00 00
+0340: 33 03 33 00 64 03 3f 00 30 00 0c 00 46 02 00 00
+0350: 4c 02 08 00 01 00 08 00 00 00 00 00 00 00 00 00
0360: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0370: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

Please try attached patch on top of 3.17 without other patches.

If it is working, please dump acpi tables include dsdt.
need to check if there extra work in _PRT.

Thanks

Yinghai
---
arch/x86/pci/common.c | 8 ++++++++
1 file changed, 8 insertions(+)

Index: linux-2.6/arch/x86/pci/common.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/common.c
+++ linux-2.6/arch/x86/pci/common.c
@@ -719,6 +719,14 @@ int pcibios_enable_device(struct pci_dev
return 0;
}

+static void pci_enable_irq_ite(struct pci_dev *dev)
+{
+ if (!pci_dev_msi_enabled(dev))
+ pcibios_enable_irq(dev);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x244e, pci_enable_irq_ite);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ITE, 0x8892, pci_enable_irq_ite);
+
void pcibios_disable_device (struct pci_dev *dev)
{
if (!pci_dev_msi_enabled(dev) && pcibios_disable_irq)