2002-09-15 18:29:42

by Jeff Garzik

[permalink] [raw]
Subject: Re: [linux-usb-devel] Re: [BK PATCH] USB changes for 2.5.34

Pete Zaitcev wrote:
> This has nothing to do with a debugger, this is a different topic.
> You actually want a crash dump analyzis tool, and so do I.
> So, let's discuss that. I happen to get e-mails with oops in USB
> callbacks pretty often, and they are always useless. It would be
> possible to track them if off-stack memory was saved, perhaps.
> However, to expect users to use debugger to collect this off-stack
> information is a delusion.


http://lkcd.sourceforge.net/

Linux crash dumps, and includes an analysis tool...



2002-09-16 00:50:22

by Larry McVoy

[permalink] [raw]
Subject: Re: [linux-usb-devel] Re: [BK PATCH] USB changes for 2.5.34

On Sun, Sep 15, 2002 at 02:34:05PM -0400, Jeff Garzik wrote:
> Pete Zaitcev wrote:
> > This has nothing to do with a debugger, this is a different topic.
> > You actually want a crash dump analyzis tool, and so do I.
> > So, let's discuss that. I happen to get e-mails with oops in USB
> > callbacks pretty often, and they are always useless. It would be
> > possible to track them if off-stack memory was saved, perhaps.
> > However, to expect users to use debugger to collect this off-stack
> > information is a delusion.
>
> http://lkcd.sourceforge.net/
>
> Linux crash dumps, and includes an analysis tool...

I used to work with the guy behind this, at SGI. He was one of three
people in all of SGI that I wanted to hire after I left. I haven't played
with this yet but I'll bet you 100:1 odds that you'll like it if Matt
did it. He rocked at SGI.
--
---
Larry McVoy lm at bitmover.com http://www.bitmover.com/lm