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From: Johannes Berg <johannes@sipsolutions.net>
To: "Toke Høiland-Jørgensen" <toke@toke.dk>,
	make-wifi-fast@lists.bufferbloat.net,
	linux-wireless@vger.kernel.org
Subject: Re: [Make-wifi-fast] [PATCH 1/3] cfg80211: Expose TXQ stats and parameters to userspace
Date: Tue, 08 May 2018 12:19:06 +0200	[thread overview]
Message-ID: <1525774746.14830.4.camel@sipsolutions.net> (raw)
In-Reply-To: <87in7y5u3h.fsf@toke.dk>

On Tue, 2018-05-08 at 12:18 +0200, Toke Høiland-Jørgensen wrote:
> Johannes Berg <johannes@sipsolutions.net> writes:
> 
> > net/mac80211/cfg.c:3762:12: warning: context imbalance in
> > 'ieee80211_get_txq_stats' - different lock contexts for basic block
> 
> Found and fixed all the other warnings, but I'm not seeing this one. And
> I don't really see what is wrong with the locking in that function? What
> am I missing?

Oh and what's wrong is that you "return 1" from the function with a lock
held in one place, IIRC.

johannes

  parent reply	other threads:[~2018-05-08 10:19 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-19 17:02 [Make-wifi-fast] [PATCH 0/3] Export TXQ parameters and statistics via nl80211 Toke Høiland-Jørgensen
2018-02-19 17:02 ` [Make-wifi-fast] [PATCH 1/3] cfg80211: Expose TXQ stats and parameters to userspace Toke Høiland-Jørgensen
2018-05-07 19:13   ` Johannes Berg
2018-05-07 21:19     ` Toke Høiland-Jørgensen
2018-05-07 21:20       ` Johannes Berg
2018-05-08 10:18     ` Toke Høiland-Jørgensen
2018-05-08 10:18       ` Johannes Berg
2018-05-08 10:19       ` Johannes Berg [this message]
2018-05-08 10:23         ` Toke Høiland-Jørgensen
2018-05-08 10:21   ` Johannes Berg
2018-02-19 17:02 ` [Make-wifi-fast] [PATCH 2/3] iw: Print TXQ statistics for stations and interfaces Toke Høiland-Jørgensen
2018-05-07 21:21   ` Johannes Berg
2018-05-07 21:30     ` Toke Høiland-Jørgensen
2018-02-19 17:02 ` [Make-wifi-fast] [PATCH 3/3] iw: Add getting and setting of TXQ params for phy Toke Høiland-Jørgensen
2018-02-21  8:56 ` [Make-wifi-fast] [PATCH 0/3] Export TXQ parameters and statistics via nl80211 Arend van Spriel
2018-02-21 11:00   ` Toke Høiland-Jørgensen
2018-02-21 19:53     ` Arend van Spriel
2018-02-22 10:11       ` Toke Høiland-Jørgensen
2018-02-22 10:18 ` [Make-wifi-fast] [PATCH v2] iw: Print TXQ statistics for stations and interfaces Toke Høiland-Jørgensen
2018-02-22 12:10   ` Pete Heist
2018-02-22 12:32     ` Toke Høiland-Jørgensen
2018-04-19  9:20 ` [Make-wifi-fast] [PATCH 0/3] Export TXQ parameters and statistics via nl80211 Toke Høiland-Jørgensen
2018-04-19  9:52   ` Johannes Berg
2018-04-19 10:30     ` Toke Høiland-Jørgensen

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