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From: Peter Zijlstra <peterz@infradead.org>
To: "J. R. Okajima" <hooanon05g@gmail.com>
Cc: kbuild test robot <lkp@intel.com>,
	kbuild-all@01.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] lockdep: new annotation lock_downgrade()
Date: Tue, 14 Feb 2017 13:11:41 +0100	[thread overview]
Message-ID: <20170214121141.GU6515@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <2978.1486069531@jrobl>

On Fri, Feb 03, 2017 at 06:05:31AM +0900, J. R. Okajima wrote:
> Peter Zijlstra:
> > > >> kernel/locking/rwsem.c:126:2: error: implicit declaration of functi=
> on 'lock_downgrade' [-Werror=3Dimplicit-function-declaration]
> > >      lock_downgrade(&sem->dep_map, _RET_IP_);
> > >      ^~~~~~~~~~~~~~
> 	:::
> > This is what you need !LOCKDEP stubs for ;-)
> 
> Ok, here is the update.
> Just one line added.

Thanks!

(this version was white-space mangled but I took the old one and added
the one line).

  reply	other threads:[~2017-02-14 12:11 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-30 21:25 Q: lockdep_assert_held_read() after downgrade_write() J. R. Okajima
2017-01-30 21:30 ` Jens Axboe
2017-01-31 10:36   ` Peter Zijlstra
2017-01-31 11:25     ` Peter Zijlstra
2017-01-31 14:23       ` Waiman Long
2017-01-31 14:26         ` Peter Zijlstra
2017-01-31 15:40   ` J. R. Okajima
2017-01-31 16:32     ` Peter Zijlstra
2017-02-02 16:33       ` J. R. Okajima
2017-02-02 16:38       ` [PATCH 1/3] lockdep: consolidate by new find_held_lock() J. R. Okajima
2017-02-02 16:38         ` [PATCH 2/3] lockdep: consolidate by new validate_held_lock() J. R. Okajima
2017-02-14 12:09           ` Peter Zijlstra
2017-03-16 11:25           ` [tip:locking/core] locking/lockdep: Factor out the validate_held_lock() helper function tip-bot for J. R. Okajima
2017-02-02 16:38         ` [PATCH 3/3] lockdep: new annotation lock_downgrade() J. R. Okajima
2017-02-02 17:59           ` kbuild test robot
2017-02-02 18:45             ` Peter Zijlstra
2017-02-02 21:05               ` J. R. Okajima
2017-02-14 12:11                 ` Peter Zijlstra [this message]
2017-03-16 11:25           ` [tip:locking/core] locking/lockdep: Add new check to lock_downgrade() tip-bot for J. R. Okajima
2017-03-16 11:24         ` [tip:locking/core] locking/lockdep: Factor out the find_held_lock() helper function tip-bot for J. R. Okajima

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