Messages in this thread |  | | | Date | Mon, 11 Feb 2008 17:11:14 +0100 | | From | Andi Kleen <> | | Subject | Re: kgdb in git-x86#mm review |
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On Mon, Feb 11, 2008 at 10:32:46AM -0500, Frank Ch. Eigler wrote: > Andi Kleen <andi@firstfloor.org> writes: > > > [...] The kgdb code in git-x86#mm is right now is totally broken of > > course because the CFI annotations in assembler code are gone now, > > but they are needed for gdb use. [...] > > This loss of CFI data is unfortunate for other potential consumers > too, such as systemtap, which intends to supplement its current stack > backtracing heuristics with CFI data.
They seem to have reverted these patches now, so that problem is gone.
Yes there are a couple of other consumers of CFI too, like crash or the out of tree (but not dead) in kernel unwinder.
-Andi
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