From: Josh Triplett <josh@joshtriplett.org>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu,
laijs@cn.fujitsu.com, dipankar@in.ibm.com,
akpm@linux-foundation.org, mathieu.desnoyers@efficios.com,
niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org,
rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com,
darren@dvhart.com, fweisbec@gmail.com, sbw@mit.edu
Subject: Re: [PATCH tip/core/rcu 0/11] Fixes for 3.12
Date: Sat, 17 Aug 2013 20:24:18 -0700 [thread overview]
Message-ID: <20130818032417.GP28923@leaf> (raw)
In-Reply-To: <20130818013735.GA27234@linux.vnet.ibm.com>
On Sat, Aug 17, 2013 at 06:37:35PM -0700, Paul E. McKenney wrote:
> Hello!
>
> This series contains a number of miscellaneous fixes:
>
> 1. Switch to expedited grace periods during hibernation operations
> (courtesy of Borislav Petkov).
>
> 2. Restrict above expediting to systems of 256 or fewer CPUs.
>
> 3. Make RCU debugobjects fixup actions leak callbacks rather than
> risking corrupting the callback lists.
>
> 4. Propagate above callback leaking to debugobjects's callers.
>
> 5. Make call_rcu() leak callbacks when debugobjects indicates an error.
>
> 6. Switch to expedited grace periods during suspend/resume operations
> (Courtesy of Bjørn Mork).
>
> 7. Avoid needless self-wakeups from the grace-period kthreads.
>
> 8. Make list_first_or_null_rcu() use list_entry_rcu() (courtesy of
> Tejun Heo).
>
> 9. Fix irq_work_queue() build error for TREE_PREEMPT_RCU for some
> configurations (courtesy of James Hogan).
>
> 10. Simplify _rcu_barrier() processing per Linus Torvalds feedback.
>
> 11. Avoid signed-overflow undefined behavior in time_after() and friends.
Comments on 2, 6, and 11; for the rest:
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
prev parent reply other threads:[~2013-08-18 3:24 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-18 1:37 [PATCH tip/core/rcu 0/11] Fixes for 3.12 Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 01/11] rcu: Expedite grace periods during suspend/resume Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 02/11] rcu: Expedite during suspend and resume only on smallish systems Paul E. McKenney
2013-08-18 3:18 ` Josh Triplett
2013-08-19 0:32 ` Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 03/11] rcu: Simplify debug-objects fixups Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 04/11] debugobjects: Make debug_object_activate() return status Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 05/11] rcu: Make call_rcu() leak callbacks for debug-object errors Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 06/11] rcu: Switch to exedited grace periods for suspend as well as hibernation Paul E. McKenney
2013-08-18 3:20 ` Josh Triplett
2013-08-19 0:33 ` Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 07/11] rcu: Avoid redundant grace-period kthread wakeups Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 08/11] rculist: list_first_or_null_rcu() should use list_entry_rcu() Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 09/11] rcu: Select IRQ_WORK from TREE_PREEMPT_RCU Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 10/11] rcu: Simplify _rcu_barrier() processing Paul E. McKenney
2013-08-18 1:37 ` [PATCH tip/core/rcu 11/11] jiffies: Avoid undefined behavior from signed overflow Paul E. McKenney
2013-08-18 3:23 ` Josh Triplett
2013-08-19 0:41 ` Paul E. McKenney
2013-08-19 1:20 ` Josh Triplett
2013-08-19 4:14 ` Paul E. McKenney
2013-08-18 3:17 ` [PATCH tip/core/rcu 01/11] rcu: Expedite grace periods during suspend/resume Josh Triplett
2013-08-18 9:34 ` Borislav Petkov
2013-08-19 0:29 ` Paul E. McKenney
2013-08-19 9:18 ` Borislav Petkov
2013-08-18 3:24 ` Josh Triplett [this message]
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