From: Pranith Kumar <bobby.prani@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>,
Tiejun Chen <tiejun.chen@windriver.com>,
Paul Mackerras <paulus@samba.org>,
Daniel Walter <dwalter@google.com>,
Ingo Molnar <mingo@kernel.org>,
"open list:S390" <linux-s390@vger.kernel.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Jens Freimann <jfrei@linux.vnet.ibm.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Josh Triplett <josh@joshtriplett.org>,
Steven Rostedt <rostedt@goodmis.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Anton Blanchard <anton@samba.org>,
Scott Wood <scottwood@freescale.com>,
Lai Jiangshan <laijs@cn.fujitsu.com>,
Li Zhong <zhong@linux.vnet.ibm.com>,
Nishanth Aravamudan <nacc@linux.vnet.ibm.com>,
open list <linux-kernel@vger.kernel.org>,
"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
"supporter:S390" <linux390@de.ibm.com>,
"open list:LINUX FOR POWERPC..." <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH v2] srcu: Isolate srcu sections using CONFIG_SRCU
Date: Tue, 30 Dec 2014 13:54:07 -0500 [thread overview]
Message-ID: <CAJhHMCDsxOsBKphPrH8N5ymPgdN_OVSujQWQt5CB52TK2PO9cA@mail.gmail.com> (raw)
In-Reply-To: <20141230185008.GA23965@worktop.programming.kicks-ass.net>
On Tue, Dec 30, 2014 at 1:50 PM, Peter Zijlstra <peterz@infradead.org> wrote:
> On Tue, Dec 30, 2014 at 12:46:22AM -0500, Pranith Kumar wrote:
>> Isolate the SRCU functions and data structures within CONFIG_SRCU so that there
>> is a compile time failure if srcu is used when not enabled. This was decided to
>> be better than waiting until link time for a failure to occur.
>
> Why?
This is part of the kernel tinification efforts. The first patch was
posted here: https://lkml.org/lkml/2014/12/4/848. This patch enables a
compile time failure instead of a link time failure.
Thanks!
--
Pranith
next prev parent reply other threads:[~2014-12-30 18:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1419918382-4758-1-git-send-email-bobby.prani@gmail.com>
2014-12-30 5:46 ` [PATCH v2] srcu: Isolate srcu sections using CONFIG_SRCU Pranith Kumar
2014-12-30 18:50 ` Peter Zijlstra
2014-12-30 18:54 ` Pranith Kumar [this message]
2014-12-30 19:07 ` Peter Zijlstra
2014-12-31 13:19 ` Paul E. McKenney
2015-01-04 9:35 ` Michael Ellerman
2015-01-04 16:14 ` Paul E. McKenney
2015-01-05 4:57 ` Josh Triplett
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