From: Alexei Starovoitov <ast@fb.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "David S . Miller" <davem@davemloft.net>,
Brendan Gregg <bgregg@netflix.com>,
Daniel Borkmann <daniel@iogearbox.net>, Teng Qin <qinteng@fb.com>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<kernel-team@fb.com>
Subject: Re: [PATCH v3 net-next 1/3] perf, bpf: Add BPF support to all perf_event types
Date: Fri, 2 Jun 2017 07:33:58 -0700 [thread overview]
Message-ID: <92f5537b-6450-15e7-a70b-b6d5d8161cca@fb.com> (raw)
In-Reply-To: <20170602080605.h42o7i27vmjrhz25@hirez.programming.kicks-ass.net>
On 6/2/17 1:06 AM, Peter Zijlstra wrote:
> Would it make sense to call perf_event_read_local() on the events here
> in order to weed out the -EOPNOTSUPP ones?
excellent point! Finally understood your idea about that helper.
Will respin.
next prev parent reply other threads:[~2017-06-02 14:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-02 2:03 [PATCH v3 net-next 0/3] bpf: Add BPF support to all perf_event Alexei Starovoitov
2017-06-02 2:03 ` [PATCH v3 net-next 1/3] perf, bpf: Add BPF support to all perf_event types Alexei Starovoitov
2017-06-02 8:06 ` Peter Zijlstra
2017-06-02 14:33 ` Alexei Starovoitov [this message]
2017-06-02 2:03 ` [PATCH v3 net-next 2/3] samples/bpf: add tests for more perf event types Alexei Starovoitov
2017-06-02 2:03 ` [PATCH v3 net-next 3/3] bpf: update perf event helper functions documentation Alexei Starovoitov
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