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Open Source and information security mailing list archives
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Date: Tue, 30 Dec 2014 13:54:07 -0500 From: Pranith Kumar <bobby.prani@...il.com> To: Peter Zijlstra <peterz@...radead.org> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>, Paul Mackerras <paulus@...ba.org>, Michael Ellerman <mpe@...erman.id.au>, Martin Schwidefsky <schwidefsky@...ibm.com>, Heiko Carstens <heiko.carstens@...ibm.com>, "supporter:S390" <linux390@...ibm.com>, Lai Jiangshan <laijs@...fujitsu.com>, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, Josh Triplett <josh@...htriplett.org>, Steven Rostedt <rostedt@...dmis.org>, Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, Scott Wood <scottwood@...escale.com>, Anton Blanchard <anton@...ba.org>, Daniel Walter <dwalter@...gle.com>, Tiejun Chen <tiejun.chen@...driver.com>, Nishanth Aravamudan <nacc@...ux.vnet.ibm.com>, Ingo Molnar <mingo@...nel.org>, "Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>, Vincent Guittot <vincent.guittot@...aro.org>, Li Zhong <zhong@...ux.vnet.ibm.com>, Christian Borntraeger <borntraeger@...ibm.com>, Jens Freimann <jfrei@...ux.vnet.ibm.com>, "open list:LINUX FOR POWERPC..." <linuxppc-dev@...ts.ozlabs.org>, open list <linux-kernel@...r.kernel.org>, "open list:S390" <linux-s390@...r.kernel.org> Subject: Re: [PATCH v2] srcu: Isolate srcu sections using CONFIG_SRCU On Tue, Dec 30, 2014 at 1:50 PM, Peter Zijlstra <peterz@...radead.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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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