linux-kernel - Re: [RESEND PATCH 0/5] perf core: Support overwrite ring buffer

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Message-ID: <20160309105302.GA20931@pd.tnic>
Date:	Wed, 9 Mar 2016 11:53:02 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Dmitry Vyukov <dvyukov@...gle.com>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Wang Nan <wangnan0@...wei.com>, Ingo Molnar <mingo@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	He Kuang <hekuang@...wei.com>,
	Alexei Starovoitov <ast@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Zefan Li <lizefan@...wei.com>, pi3orama@....com
Subject: Re: [RESEND PATCH 0/5] perf core: Support overwrite ring buffer

On Tue, Mar 08, 2016 at 04:54:23PM +0100, Ingo Molnar wrote:
> triton:~/go/src/github.com/google/syzkaller> cat perf.cfg 
> {
>         "http": "localhost:50000",
>         "workdir": "/home/mingo/go/src/github.com/google/syzkaller/workdir",
>         "syzkaller": "/home/mingo/go/src/github.com/google/syzkaller",
>         "vmlinux": "-",
>         "type": "local",
>         "count": 1,
>         "procs": 16,
>         "nocover": true,
>         "nodropprivs": true,
>         "enable_syscalls": [
>                 "getpid",
>                 "perf_event_open",

Btw, is there a way to specify range of arguments to feed into
perf_event_open? Like, limit @attr_uptr to single or multiple event IDs
or so, for example?

-- 
Regards/Gruss,
    Boris.

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