From: Yibo Zhao <yiboz@codeaurora.org>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Zhi Chen <zhichen@codeaurora.org>,
Ben Greear <greearb@candelatech.com>,
linux-wireless@vger.kernel.org, ath10k@lists.infradead.org
Subject: Re: [PATCH v2] mac80211: remove warning message
Date: Mon, 20 May 2019 21:56:52 +0800 [thread overview]
Message-ID: <bbfd69ccb4289ba3f1767c1066f61ee1@codeaurora.org> (raw)
In-Reply-To: <ea87337c24666355059488b42d97ee22711ce7b8.camel@sipsolutions.net>
On 2019-05-15 02:57, Johannes Berg wrote:
> On Tue, 2019-05-14 at 11:54 -0700, Ben Greear wrote:
>>
>> Here is the info I have in my commit that changed this to
>> WARN_ON_ONCE.
>> I never posted it because I had to hack ath10k to get to this state,
>> so maybe
>> this is not a valid case to debug.
>>
>>
>> Maybe Yibo Zhao has a better example.
>>
>> mac80211: don't spam kernel logs when chantx is null.
>>
>> I set up ath10k to be chandef based again in order to test
>> WDS. My WDS stations are not very functional yet, and
>> when ethtool stats are queried, there is a WARN_ON splat
>> generated. Change this to WARN_ON_ONCE so that there is
>> less kernel spam.
>
> I'm totally fine with WARN_ON_ONCE, FWIW.
>
> Sounds like different bugs though. You're talking about WDS here, and
> Yibo was talking about something with AP interfaces prematurely
> accepting frames or so.
Yes, they might be different bugs that hit the same point. Looks like
others found this too many warnings issue as well. Then I believe
WARN_ON_ONCE() seems to be our solution for now.
>
> johannes
--
Yibo
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next prev parent reply other threads:[~2019-05-20 13:56 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-14 9:01 [PATCH v2] mac80211: remove warning message Yibo Zhao
2019-05-14 9:05 ` Johannes Berg
2019-05-14 9:10 ` Yibo Zhao
2019-05-14 9:12 ` Johannes Berg
2019-05-14 15:44 ` Joe Perches
2019-05-14 17:55 ` Ben Greear
2019-05-14 18:40 ` Johannes Berg
2019-05-14 18:54 ` Ben Greear
2019-05-14 18:57 ` Johannes Berg
2019-05-20 13:56 ` Yibo Zhao [this message]
2019-06-14 2:52 ` Yibo Zhao
2019-06-14 7:22 ` Johannes Berg
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