[RFC] [Crash-utility] Patch to use gdb's bt in crash
Vivek Goyal
vgoyal at in.ibm.com
Thu Aug 24 13:19:49 UTC 2006
On Thu, Aug 24, 2006 at 04:42:59PM +0530, Rachita Kothiyal wrote:
>
>
> But as of now there are few issues with "gdb bt"
>
> 1) Sometimes the no. of stack frames displayed doesn't end for a long time
> and also the "q" command doesn't work as desired once the screen is full.
> The workaround is to give some limiting count like "gdb bt 10".
> I tried gdb ver 6.1 externally (outside crash) also and see the same
> long ending stack frames where as the latest gdb (ver 6.4), works fine. So
> just wondering if you are planning to upgrade embedded gdb to ver 6.4?
>
> 2) As unlike crash, there is no concept of tasks in gdb, we can only see the
> backtraces for tasks active at the time of crash.
I guess, we will continue to have both the backtracing mechanisms. I am
assuming that this approach does not disable crash's bt mechanism. Its
kind of add on? So a user can use crash bt mechanism for backtraces of
tasks which are not currently running on some cpu.
Thanks
Vivek
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