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From: Jiri Pirko <jiri@resnulli.us>
To: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
	xiyou.wangcong@gmail.com, dsahern@gmail.com,
	eric.dumazet@gmail.com, mrv@mojatatu.com,
	simon.horman@netronome.com, alex.aring@gmail.com
Subject: Re: [PATCH net-next v11 3/4] net sched actions: dump more than TCA_ACT_MAX_PRIO actions per batch
Date: Sat, 29 Jul 2017 09:19:58 +0200	[thread overview]
Message-ID: <20170729071958.GA1858@nanopsycho> (raw)
In-Reply-To: <12475aaa-eba1-1c9a-0eec-17c908a627f1@mojatatu.com>

Sat, Jul 29, 2017 at 12:10:20AM CEST, jhs@mojatatu.com wrote:
>On 17-07-28 11:45 AM, Jiri Pirko wrote:
>> Fri, Jul 28, 2017 at 05:08:10PM CEST, jhs@mojatatu.com wrote:
>> > On 17-07-28 10:52 AM, Jamal Hadi Salim wrote:
>> > > On 17-07-28 10:12 AM, Jiri Pirko wrote:
>
>
>> >         /*disallow invalid selector */
>> >         if ((bf->selector & *valid_flags_allowed) > *valid_flags_allowed)
>> 
>> I don't get the ">"....
>> Just (bf->selector & ~*valid_flags_allowed) should be enought, no?
>> 
>
>It may be enough - I will try it out tommorow.
>I was worried about the selector having more bits than the allowed flags.

That is what the code I wrote above do. And I think that your code does
not (if you don't assume that allowed flags are always starting from the
least significant bit)

>
>cheers,
>jamal

  reply	other threads:[~2017-07-29  7:20 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-24  1:35 [PATCH net-next v11 0/4] net sched actions: improve dump performance Jamal Hadi Salim
2017-07-24  1:35 ` [PATCH net-next v11 1/4] net netlink: Add new type NLA_BITFIELD_32 Jamal Hadi Salim
2017-07-24 11:14   ` Jiri Pirko
2017-07-25 11:14     ` Jamal Hadi Salim
2017-07-24 11:18   ` Jiri Pirko
2017-07-25 11:15     ` Jamal Hadi Salim
2017-07-25 14:41   ` David Ahern
2017-07-28 13:51     ` Jamal Hadi Salim
2017-07-28 14:08       ` Jiri Pirko
2017-07-28 14:19       ` David Ahern
2017-07-28 14:55         ` Jiri Pirko
2017-07-28 15:04         ` Jamal Hadi Salim
2017-07-28 15:13           ` David Ahern
2017-07-28 21:55             ` Jamal Hadi Salim
2017-07-24  1:35 ` [PATCH net-next v11 2/4] net sched actions: Use proper root attribute table for actions Jamal Hadi Salim
2017-07-24  1:35 ` [PATCH net-next v11 3/4] net sched actions: dump more than TCA_ACT_MAX_PRIO actions per batch Jamal Hadi Salim
2017-07-24 11:27   ` Jiri Pirko
2017-07-25 11:22     ` Jamal Hadi Salim
2017-07-25 11:33       ` Jiri Pirko
2017-07-25 12:34         ` Jamal Hadi Salim
2017-07-25 12:37           ` Jiri Pirko
2017-07-28 13:41             ` Jamal Hadi Salim
2017-07-28 14:12               ` Jiri Pirko
2017-07-28 14:52                 ` Jamal Hadi Salim
2017-07-28 14:57                   ` Jiri Pirko
2017-07-28 15:08                   ` Jamal Hadi Salim
2017-07-28 15:45                     ` Jiri Pirko
2017-07-28 22:10                       ` Jamal Hadi Salim
2017-07-29  7:19                         ` Jiri Pirko [this message]
2017-07-29 11:21                           ` Jamal Hadi Salim
2017-07-24  1:35 ` [PATCH net-next v11 4/4] net sched actions: add time filter for action dumping Jamal Hadi Salim
2017-07-24 11:34   ` Jiri Pirko
2017-07-25 11:27     ` Jamal Hadi Salim
2017-07-25 11:34       ` Jiri Pirko

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