From mboxrd@z Thu Jan 1 00:00:00 1970 From: vincent.guittot@linaro.org (Vincent Guittot) Date: Sun, 7 Oct 2012 09:43:58 +0200 Subject: [RFC 6/6] ARM: sched: clear SD_SHARE_POWERLINE In-Reply-To: <1349595838-31274-1-git-send-email-vincent.guittot@linaro.org> References: <1349595838-31274-1-git-send-email-vincent.guittot@linaro.org> Message-ID: <1349595838-31274-7-git-send-email-vincent.guittot@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The ARM platforms take advantage of packing small tasks on few cores. This is true even when the cores of a cluster can't be powergated independantly. Signed-off-by: Vincent Guittot --- arch/arm/kernel/topology.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index 26c12c6..00511d0 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -226,6 +226,11 @@ static inline void update_cpu_power(unsigned int cpuid, unsigned int mpidr) {} */ struct cputopo_arm cpu_topology[NR_CPUS]; +int arch_sd_share_power_line(void) +{ + return 0*SD_SHARE_POWERLINE; +} + const struct cpumask *cpu_coregroup_mask(int cpu) { return &cpu_topology[cpu].core_sibling; -- 1.7.9.5