Re: How to get the parameters for calls on an arbitrary stack in the kernel
Re: How to get the parameters for calls on an arbitrary stack in the kernel
- Subject: Re: How to get the parameters for calls on an arbitrary stack in the kernel
- From: Ken Hornstein <email@hidden>
- Date: Tue, 26 Nov 2013 09:30:31 -0500
>You may be looking for âshowallstacksâ.
I'm familiar with that, but (from memory, it's been a few months) if
you switched to a particular thread the backtrace command was, in general,
a lot more complete.
>Function arguments canât always be recovered; if there is no symbol
>information the debugger cannot know the arguments that were passed to
>the function, or if the function has been optimised or simply generated
>in certain ways the argument values may no longer exist anywhere by the
>time a call is made to the next frame down your stack.
No argument there; booting with a debug kernel certainly made the backtrace
more useful.
--Ken
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