Re: [PATCH 12/15] perf tools: allow non-matching sample types

From: Jiri Olsa
Date: Tue Jun 25 2013 - 08:33:26 EST


On Mon, Jun 24, 2013 at 04:16:09PM +0300, Adrian Hunter wrote:
> Sample types need not be identical to determine
> the sample id from the event. Only the position
> of the sample id needs to be the same.
>
> Compatible sample types are ones in which the bits
> defined by PERF_COMPAT_MASK are the same.
> 'perf_evlist__config()' forces sample types to be
> compatible on that basis.

hi,
one of the patches is breaking test 4:

[jolsa@krava perf]$ sudo ./perf test
1: vmlinux symtab matches kallsyms : Ok
2: detect open syscall event : Ok
3: detect open syscall event on all cpus : Ok
4: read samples using the mmap interface :Can't parse sample, err = -14
FAILED!

haven't checked deeply, but my guess is this one ;-)

jirka
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