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SubjectRe: [PATCH 07/12] perf_events: add LBR software filter support for Intel X86

* Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> wrote:

> (2011/10/10 23:45), Andi Kleen wrote:
> >> Ah, nice. Maybe we need another test binary, since current one is
> >> just ensuring the output of objdump and decoder is same.
> >> anyway it's not so difficult if it feeds random binaries to
> >> ensure the decoder doesn't access bad address.
> >
> > Pure /dev/urandom is not good because it cannot be ever reproduced.
> > Better use a PRNG with random seed from urandom, but print the seed.
>
> Sure,

Obviously the urandom data should be kbuild generated and only
cleared on 'make clean' - not regenerated on every run. So if there's
a failure the failing urandom data stays around readily.

Thanks,

Ingo


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