From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexei Starovoitov <ast@plumgrid.com>
Subject: Re: [PATCH v2 net-next] bpf: fix bpf_perf_event_read() helper
Date: Thu, 22 Oct 2015 08:51:06 -0700
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Cc: Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	He Kuang <hekuang@huawei.com>, Kaixu Xia <xiakaixu@huawei.com>,
	Daniel Borkmann <daniel@iogearbox.net>, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
To: "Wangnan (F)" <wangnan0@huawei.com>,
	"David S. Miller" <davem@davemloft.net>
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On 10/22/15 12:39 AM, Wangnan (F) wrote:
>   ...
>   if (!perf_event_can_insert_to_map(attr))
>      ....
>
> Do you think redability is improved?

yes. makes sense. will respin.