From: "Paul E. McKenney" <paulmck@kernel.org>
To: Jules Irenge <jbi.octave@gmail.com>
Cc: rcu@vger.kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de
Subject: Re: [PATCH 0/5] Lock warning clean up
Date: Tue, 21 Jan 2020 17:26:30 -0800 [thread overview]
Message-ID: <20200122012630.GE2935@paulmck-ThinkPad-P72> (raw)
In-Reply-To: <20200120223515.51287-1-jbi.octave@gmail.com>
On Mon, Jan 20, 2020 at 10:35:15PM +0000, Jules Irenge wrote:
> This patch series adds missing annotations to functions that register warnings of context imbalance when built with Sparse tool.
> The adds fix these warnings and give insight on what the functions are actually doing.
> In the core kernel,
>
> 1. IRQ and RCU subsystems: exactly patch 1 and 3, __releases() annotations were added as these functions exit the critical section
> 2. RCU subsystem again, patch 2 and 4, __acquire() annotations were added as the functions allow entry to the critical section.
> 3. TIME subsystem, patch 5 where lock is held at entry and exit of the function, an __must_hold() annotation was added.
Queued for review and testing, thank you!
I edited the commit logs, so please check to make sure that I did not
mess something up.
Thanx, Paul
> Jules Irenge (5):
> irq: Add missing annotation for __irq_put_desc_unlock()
> rcu: Add missing annotation for exit_tasks_rcu_start()
> rcu: Add missing annotation for exit_tasks_rcu_finish()
> rcu: Add missing annotation for rcu_nocb_bypass_lock()
> time: Add missing annotation for __run_timer()
>
> kernel/irq/irqdesc.c | 1 +
> kernel/rcu/tree_plugin.h | 1 +
> kernel/rcu/update.c | 4 ++--
> kernel/time/hrtimer.c | 2 +-
> 4 files changed, 5 insertions(+), 3 deletions(-)
>
> --
> 2.24.1
>
next prev parent reply other threads:[~2020-01-22 1:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 22:35 Jules Irenge
2020-01-22 1:26 ` Paul E. McKenney [this message]
2020-01-25 1:44 ` Jules Irenge
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