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From: Cong Wang <xiyou.wangcong@gmail.com>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>,
	David Miller <davem@davemloft.net>,
	Linux Kernel Network Developers <netdev@vger.kernel.org>,
	Jamal Hadi Salim <jhs@mojatatu.com>,
	John Fastabend <john.fastabend@gmail.com>,
	Hadar Hen Zion <hadarh@mellanox.com>,
	Amir Vadai <amirva@mellanox.com>
Subject: Re: [PATCH net] net_sched: act_mirred: full rcu conversion
Date: Thu, 8 Sep 2016 22:59:29 -0700	[thread overview]
Message-ID: <CAM_iQpUxLYG-8kc+frLZ5QD85m22gPQGJGqnKpLXjG-Qa2Goow@mail.gmail.com> (raw)
In-Reply-To: <20160909054810.GA66323@ast-mbp.thefacebook.com>

On Thu, Sep 8, 2016 at 10:48 PM, Alexei Starovoitov
<alexei.starovoitov@gmail.com> wrote:
>
> imo the deliberate small race in Eric's initial lock removal in mirred
> was a good design choice. I think he did this patch only to
> silence the complains with the code instead of arguing with words.
> imo the initial code is good as-is. This patch is also a nice improvement,
> but certainly not mandatory. 'face palm' is unnecessary.

LOL, to summarize your words:

1) not changing the current code is good
2) changing the current code is good too

  reply	other threads:[~2016-09-09  5:59 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-02  5:57 [RFC Patch net-next 0/6] net_sched: really switch to RCU for tc actions Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 1/6] net_sched: use RCU for action hash table Cong Wang
2016-09-06 12:47   ` Jamal Hadi Salim
2016-09-06 22:37     ` Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 2/6] net_sched: introduce tcf_hash_replace() Cong Wang
2016-09-06 12:52   ` Jamal Hadi Salim
2016-09-06 22:34     ` Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 3/6] net_sched: return NULL in tcf_hash_check() Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 4/6] net_sched: introduce tcf_hash_copy() Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 5/6] net_sched: use rcu in fast path Cong Wang
2016-09-06 14:52   ` Eric Dumazet
2016-09-08  6:04     ` John Fastabend
2016-09-08 13:28       ` Eric Dumazet
2016-09-08 15:35         ` [PATCH net] net_sched: act_mirred: full rcu conversion Eric Dumazet
2016-09-08 15:47           ` John Fastabend
2016-09-08 15:51             ` Eric Dumazet
2016-09-09  5:26               ` Cong Wang
2016-09-09 12:23                 ` Eric Dumazet
2016-09-09 15:52                 ` John Fastabend
2016-09-12  6:12                   ` Cong Wang
2016-09-12 15:34                     ` John Fastabend
2016-09-09  5:24           ` Cong Wang
2016-09-09  5:48             ` Alexei Starovoitov
2016-09-09  5:59               ` Cong Wang [this message]
2016-09-09 12:25                 ` Eric Dumazet
2016-09-09 12:23             ` Eric Dumazet
2016-09-12  5:46               ` Cong Wang
2016-09-08 15:49         ` [RFC Patch net-next 5/6] net_sched: use rcu in fast path John Fastabend
2016-09-09  5:54           ` Cong Wang
2016-09-09 15:25             ` John Fastabend
2016-09-09  5:49     ` Cong Wang
2016-09-02  5:57 ` [RFC Patch net-next 6/6] net_sched: switch to RCU API for act_mirred Cong Wang
2016-09-02  7:09 ` [RFC Patch net-next 0/6] net_sched: really switch to RCU for tc actions Jiri Pirko
2016-09-02 19:44   ` Cong Wang
2016-09-07 16:23 ` John Fastabend
2016-09-08  6:05   ` John Fastabend
2016-09-09  5:22   ` Cong Wang

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