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Date: Mon, 8 Jul 2013 21:09:52 -0400 From: Waiman Long <Waiman.Long@...com> To: Alexander Viro <viro@...iv.linux.org.uk>, Jeff Layton <jlayton@...hat.com>, Miklos Szeredi <mszeredi@...e.cz>, Ingo Molnar <mingo@...hat.com>, Thomas Gleixner <tglx@...utronix.de> Cc: Waiman Long <Waiman.Long@...com>, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>, Steven Rostedt <rostedt@...dmis.org>, Linus Torvalds <torvalds@...ux-foundation.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Andi Kleen <andi@...stfloor.org>, "Chandramouleeswaran, Aswin" <aswin@...com>, "Norton, Scott J" <scott.norton@...com> Subject: [PATCH v6 02/14] spinlock: Enable x86 architecture to do lockless refcount update This patch enables the x86 architecture to do lockless reference count update using the generic lockref implementation with default parameters. Only the x86/Kconfig file needs to be changed. Signed-off-by: Waiman Long <Waiman.Long@...com> --- arch/x86/Kconfig | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 265c672..6a86061 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -261,6 +261,9 @@ config ARCH_CPU_PROBE_RELEASE config ARCH_SUPPORTS_UPROBES def_bool y +config GENERIC_SPINLOCK_REFCOUNT + def_bool y + source "init/Kconfig" source "kernel/Kconfig.freezer" -- 1.7.1 -- 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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