linux-kernel - Re: Machine crashes right *after* ~successful resume

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Message-ID: <545027F9.1040703@gaast.net>
Date:	Tue, 28 Oct 2014 23:34:17 +0000
From:	Wilmer van der Gaast <wilmer@...st.net>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Pavel Machek <pavel@....cz>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Machine crashes right *after* ~successful resume

Hello,

On 28-10-14 01:12, Yinghai Lu wrote:
> lspci -vvxxxx -s 00:1c.3
> lspci -vvxxxx -s 04:00.0
> before reverting enable bridge early patch

http://gaast.net/~wilmer/.lkml/lspcixx-nopatch.txt (So that's 3.17 + 
your revert patch)

> and after reverting on 3.17+?
>
http://gaast.net/~wilmer/.lkml/lspcixx-patched.txt

plain 3.17.

I've run the commands twice, once before and once after a single 
suspend+resume cycle. Small difference and only before that cycle:

ruby:~/crashit# diff -u lspcixx-*
--- lspcixx-nopatch.txt 2014-10-28 23:26:08.679690828 +0000
+++ lspcixx-patched.txt 2014-10-28 23:10:05.391896757 +0000
@@ -92,10 +92,10 @@
  2f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  310: 00 00 00 00 1b 36 3a 74 00 00 14 14 31 17 42 00
-320: 5b 60 09 00 00 20 00 0a 08 10 b8 04 07 00 d5 0c
+320: 5b 60 09 00 00 20 00 0a 90 10 b8 04 8f 00 5d 0d
  330: 16 00 00 28 bc b5 bc 4a 00 00 00 00 74 4c 85 00
-340: 33 03 33 00 64 03 3f 00 30 00 0c 00 f8 07 d5 00
-350: fe 07 dd 00 01 00 08 00 00 00 00 00 00 00 00 00
+340: 33 03 33 00 64 03 3f 00 30 00 0c 00 f8 07 5d 00
+350: fe 07 65 00 01 00 08 00 00 00 00 00 00 00 00 00
  360: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  370: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

(Diff is in the Intel device, not the ITE one.)


Wilmer v/d Gaast.

-- 
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| wilmer : :'  :  gaast.net |  | OSS Programmer   www.bitlbee.org |
| lintux `. `~'  debian.org |  | Full-time geek  wilmer.gaast.net |
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