From mboxrd@z Thu Jan  1 00:00:00 1970
From: andi.platschek@gmail.com (Andreas Platschek)
Date: Thu, 21 Nov 2013 11:43:46 +0100
Subject: Need help in printing call stacks for all CPU's
In-Reply-To: <CAB6A5-C3ZFUfYnpSxPVeHTOKLxy5Fqy=h5oZ+e8CzoeByRqB=w@mail.gmail.com>
References: <CAB6A5-C3ZFUfYnpSxPVeHTOKLxy5Fqy=h5oZ+e8CzoeByRqB=w@mail.gmail.com>
Message-ID: <528DE3E2.4080807@gmail.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

Hi Sandeep,

This should be possible using ftrace without touching the code. I am not
sure how to trigger on a specific function but I think it should be
possible. Have a look at Documentation/trace/ftrace.txt

andi

On 11/21/2013 11:22 AM, manty kuma wrote:
> I wish to print the call stacks of all the cpus. at a given time. How
> can i do it?
>
> for_each_cpu{
> dump_stack() -> Some function like this available? or i should write
> my own code?
> ...
> }
>
> Any pointers would help.
>
> Thank you,
> Sandeep
>
>
> _______________________________________________
> Kernelnewbies mailing list
> Kernelnewbies at kernelnewbies.org
> http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20131121/d1ddc341/attachment.html