Messages in this thread | | | From | David Mosberger <> | Date | Fri, 29 Mar 2002 07:46:07 -0800 | Subject | Re: [PATCH] generic show_stack facility |
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>>>>> On Fri, 29 Mar 2002 15:23:14 +0000, Christoph Hellwig <hch@infradead.org> said:
Christoph> This patch adds a prototype for show_stack to sched.h and Christoph> exports it. Andrea's VM updates want this, as does Tux Christoph> and I think it's a facility we want to proive genericly.
Christoph> Note that some architectures (e.g. ia64) have a Christoph> conflicting prototype and some (e.g. sparc) don't have Christoph> show_stack at all, but I think -pre5 is early enough in Christoph> the 2.4.19 cycle to let the maintainers fix it.
Christoph> Could you apply the patch to your tree?
Please don't. The patch is broken.
Christoph, why do you think the prototype for ia64 is different? It's because it *has to be*. In general, you can't do a backtrace without having the full (preserved) state of the CPU at the point of which the backtrace begins.
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