[RFC] [PATCH] Multiple kprobes at an address redux (take4)
Frank Ch. Eigler
fche@redhat.com
Mon Apr 18 13:05:00 GMT 2005
Hi -
On Mon, Apr 18, 2005 at 10:27:57AM +0530, Prasanna S Panchamukhi wrote:
> [...]
> In your design document and in the code above shows that
> multiprobe feature is incompatable with jprobes.
> [...]
> but usually users are interested in both jprobe at the entrypoint (to dump
> arguments) and to dump return values using exit probe feature.
> [...]
For what it's worth, systemtap is unlikely to use jprobes at all in
the medium-long term, so removing this restriction is not one of our
priorities. (We will get at function arguments via the registers and
stack walking, the same way as we'll get at local variables and the
like.)
- FChE
More information about the Systemtap
mailing list