Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751578AbYKGFsR (ORCPT ); Fri, 7 Nov 2008 00:48:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755444AbYKGFoq (ORCPT ); Fri, 7 Nov 2008 00:44:46 -0500 Received: from smtp.polymtl.ca ([132.207.4.11]:60993 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755366AbYKGFol (ORCPT ); Fri, 7 Nov 2008 00:44:41 -0500 Message-Id: <20081107053349.215096700@polymtl.ca> References: <20081107052336.652868737@polymtl.ca> User-Agent: quilt/0.46-1 Date: Fri, 07 Nov 2008 00:23:40 -0500 From: Mathieu Desnoyers To: Linus Torvalds , akpm@linux-foundation.org, Ingo Molnar , Peter Zijlstra , linux-kernel@vger.kernel.org Cc: Mathieu Desnoyers , benh@kernel.crashing.org, paulus@samba.org, David Miller , Ingo Molnar , Thomas Gleixner , Steven Rostedt , linux-arch@vger.kernel.org Subject: [RFC patch 04/18] get_cycles() : powerpc64 HAVE_GET_CYCLES Content-Disposition: inline; filename=get-cycles-powerpc-have-get-cycles.patch X-Poly-FromMTA: (test.casi.polymtl.ca [132.207.72.60]) at Fri, 7 Nov 2008 05:43:22 +0000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2224 Lines: 68 This patch selects HAVE_GET_CYCLES and makes sure get_cycles_barrier() and get_cycles_rate() are implemented. Signed-off-by: Mathieu Desnoyers CC: benh@kernel.crashing.org CC: paulus@samba.org CC: David Miller CC: Linus Torvalds CC: Andrew Morton CC: Ingo Molnar CC: Peter Zijlstra CC: Thomas Gleixner CC: Steven Rostedt CC: linux-arch@vger.kernel.org --- arch/powerpc/Kconfig | 1 + arch/powerpc/include/asm/timex.h | 11 +++++++++++ 2 files changed, 12 insertions(+) Index: linux.trees.git/arch/powerpc/Kconfig =================================================================== --- linux.trees.git.orig/arch/powerpc/Kconfig 2008-11-07 00:09:44.000000000 -0500 +++ linux.trees.git/arch/powerpc/Kconfig 2008-11-07 00:09:46.000000000 -0500 @@ -121,6 +121,7 @@ config PPC select HAVE_DMA_ATTRS if PPC64 select USE_GENERIC_SMP_HELPERS if SMP select HAVE_OPROFILE + select HAVE_GET_CYCLES if PPC64 config EARLY_PRINTK bool Index: linux.trees.git/arch/powerpc/include/asm/timex.h =================================================================== --- linux.trees.git.orig/arch/powerpc/include/asm/timex.h 2008-11-07 00:09:44.000000000 -0500 +++ linux.trees.git/arch/powerpc/include/asm/timex.h 2008-11-07 00:09:46.000000000 -0500 @@ -7,6 +7,7 @@ * PowerPC architecture timex specifications */ +#include #include #include @@ -46,5 +47,15 @@ static inline cycles_t get_cycles(void) #endif } +static inline cycles_t get_cycles_rate(void) +{ + return tb_ticks_per_sec; +} + +static inline void get_cycles_barrier(void) +{ + isync(); +} + #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_TIMEX_H */ -- Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/