linux-kernel - Re: [RFC PATCH v8 46/49] perf tools: Add prologue for BPF programs for fetching arguments

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Message-ID: <558D0E22.8000504@plumgrid.com>
Date:	Fri, 26 Jun 2015 01:32:34 -0700
From:	Alexei Starovoitov <ast@...mgrid.com>
To:	Wang Nan <wangnan0@...wei.com>, acme@...nel.org,
	brendan.d.gregg@...il.com, daniel@...earbox.net,
	namhyung@...nel.org, masami.hiramatsu.pt@...achi.com,
	paulus@...ba.org, a.p.zijlstra@...llo.nl, mingo@...hat.com,
	jolsa@...nel.org, dsahern@...il.com
CC:	linux-kernel@...r.kernel.org, lizefan@...wei.com,
	hekuang@...wei.com, xiakaixu@...wei.com, pi3orama@....com
Subject: Re: [RFC PATCH v8 46/49] perf tools: Add prologue for BPF programs
 for fetching arguments

On 6/24/15 5:31 AM, Wang Nan wrote:
> This patch generates prologue for a BPF program which fetch arguments
> for it. With this patch, the program can have arguments as follow:
>
>   SEC("lock_page=__lock_page page->flags")
>   int lock_page(struct pt_regs *ctx, int err, unsigned long flags)
>   {
> 	 return 1;
>   }

looks great. Please address issues found by buildbot.
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