[PATCH -tip 0/4] perf-probe updates: string support, etc.
Arnaldo Carvalho de Melo
acme@redhat.com
Mon Jul 5 17:45:00 GMT 2010
Em Mon, Jul 05, 2010 at 10:30:47AM -0400, Chase Douglas escreveu:
> On May 19, 2010, at 3:57 PM, Masami Hiramatsu wrote:
> > Hi,
> >
> > Here is a series of patches which improves perf probe to
> > add below features. I cleared some coding style issues.
> >
> > - String support, which enables dynamic events to trace string
> > variables instead of its address.
> >
> > - Fixed-index array entry support, which allows user to trace
> > an array entry with digit index, e.g. array[0].
> >
> > - Global/static variable support, which allows user to trace
> > global or static variables, as same as local one.
> >
> >
> > TODOs (possible features):
> > - Support dynamic array-indexing (var[var2])
> > - Support force type-casting ((type)var)
> > - Show what deta-structure member is assigned to each argument.
> > - Better support for probes on modules
> > - More debugger like enhancements(%next, --disasm, etc.)
> >
> > Thank you,
> >
> > ---
> >
> > Masami Hiramatsu (4):
> > perf probe: Support static and global variables
> > perf probe: Support tracing an entry of array
> > perf probe: Support "string" type
> > tracing/kprobes: Support "string" type
>
> What's the status of these patches? They seem very useful to me, but I
> don't see them in Arnaldo's tree at git.kernel.org.
Thanks for reminding me about these ones, will look at them to get them
in perf/core.
- Arnaldo
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