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Message-ID: <55BBA359.2060601@plumgrid.com>
Date: Fri, 31 Jul 2015 09:33:29 -0700
From: Alexei Starovoitov <ast@...mgrid.com>
To: Kaixu Xia <xiakaixu@...wei.com>, davem@...emloft.net,
acme@...nel.org, mingo@...hat.com, a.p.zijlstra@...llo.nl,
masami.hiramatsu.pt@...achi.com, jolsa@...nel.org,
daniel@...earbox.net
Cc: wangnan0@...wei.com, linux-kernel@...r.kernel.org,
pi3orama@....com, hekuang@...wei.com, netdev@...r.kernel.org
Subject: Re: [PATCH v5 0/4] bpf: Introduce the new ability of eBPF programs to
access hardware PMU counter
On 7/31/15 4:59 AM, Kaixu Xia wrote:
> changes in V5:
> - move struct fd_array_map_ops* fd_ops to bpf_map;
> - move array perf event decrement refcnt function to
> map_free;
> - fix the NULL ptr of perf_event_get();
> - move bpf_perf_event_read() to kernel/bpf/bpf_trace.c;
> - get rid of the remaining struct bpf_prog;
> - move the unnecessay cast on void *;
overall looks good. few nits here and there...
With amount of changes to bpf core in patch 1 it definitely
needs to go via net-next, otherwise merge window conflicts
will be nasty.
Ingo, Peter, could you please review perf bits in patches 2 and 3,
so we can take the whole set via net-next.
Thanks!
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