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From: Peter Zijlstra <peterz@infradead.org>
To: Josh Triplett <josh@joshtriplett.org>
Cc: kbuild test robot <fengguang.wu@intel.com>,
	Ingo Molnar <mingo@kernel.org>,
	kbuild-all@01.org, linux-sparse@vger.kernel.org,
	sparse@chrisli.org
Subject: Re: [tip:sched/core 16/27] fs/jbd/commit.c:105:12: sparse: context imbalance in 'inverted_lock' - wrong count at exit
Date: Mon, 30 Sep 2013 15:44:34 +0200	[thread overview]
Message-ID: <20130930134434.GC12926@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20130925214719.GA7716@jtriplet-mobl1>

On Wed, Sep 25, 2013 at 02:47:20PM -0700, Josh Triplett wrote:
> That's expressible in Sparse; look at how spin_trylock and _cond_lock,
> and write a _cond_unlock.

Yeah, I know about __cond_lock() its an abomination that should die. I
did take a stab at teach sparse something saner but got stuck.. was
years ago, can't remember more.

  reply	other threads:[~2013-09-30 13:46 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <52432bed.WfPoNUw4qxmYeQy4%fengguang.wu@intel.com>
2013-09-25 18:59 ` [tip:sched/core 16/27] fs/jbd/commit.c:105:12: sparse: context imbalance in 'inverted_lock' - wrong count at exit Peter Zijlstra
2013-09-25 21:47   ` Josh Triplett
2013-09-30 13:44     ` Peter Zijlstra [this message]
2013-09-30 15:25       ` Josh Triplett
2013-09-30 15:35         ` Peter Zijlstra
2013-09-25 21:58   ` Josh Triplett

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