Messages in this thread | | | Date | Tue, 31 Mar 2009 07:38:32 -0400 | From | "Frank Ch. Eigler" <> | Subject | Re: [PATCH 3/3] utrace-based ftrace "process" engine, v2 |
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Hi -
On Tue, Mar 31, 2009 at 11:17:42AM +0200, Peter Zijlstra wrote:
> [...] Right, from my POV something like utrace is desirable, since > its basically a huge multiplexer for the debugger state, eventually > allowing us to have multiple debuggers attached to the same process. > [...]
Right.
> Then there is this little thing called frysk which uses it, no idea > what kind of kernel space that needs, nor where it lives -- or for > that matter, wth it really does ;-)
Frysk was to be a first user of such an improved ptrace(2) API in order to do the sort of background / multiply-connected debugging, but that project has been on indefinite hold for about a year. Instead, there are experiments under way to extend gdb's backend for that capability.
- FChE
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