Re: [PATCH 3/3] utrace-based ftrace "process" engine, v2

[Ingo Molnar <mingo@elte.hu>]

* Roland McGrath <roland@redhat.com> wrote:

> From: Frank Ch. Eigler <fche@redhat.com>
> 
> This is v2 of the prototype utrace-ftrace interface.  This code is 
> based on Roland McGrath's utrace API, which provides programmatic 
> hooks to the in-tree tracehook layer.  This new patch interfaces 
> many of those events to ftrace, as configured by a small number of 
> debugfs controls.  Here's the 
> /debugfs/tracing/process_trace_README:

Please submit changes/enhancements to kernel/trace/* to the tracing 
tree maintainers (Steve and me) for review, testing and integration.

Please also post patches against the latest tracing tree:

   http://people.redhat.com/mingo/tip.git/README

As this patch does not apply:

 Applying patch patches/utrace-based-ftrace-process-engine-v2.patch
 patching file include/linux/processtrace.h
 patching file kernel/trace/Kconfig
 Hunk #1 succeeded at 186 with fuzz 2 (offset 36 lines).
 patching file kernel/trace/Makefile
 Hunk #1 FAILED at 33.
 1 out of 1 hunk FAILED -- rejects in file kernel/trace/Makefile
 patching file kernel/trace/trace.h
 Hunk #1 succeeded at 7 with fuzz 1.
 Hunk #2 FAILED at 31.
 Hunk #3 succeeded at 215 with fuzz 2 (offset 43 lines).
 Hunk #4 FAILED at 330.
 2 out of 4 hunks FAILED -- rejects in file kernel/trace/trace.h
 patching file kernel/trace/trace_process.c
 Patch patches/utrace-based-ftrace-process-engine-v2.patch does not apply (enforce with -f)

Thanks,

	Ingo