From: Will Deacon Date: Tue, 9 Aug 2011 10:29:19 +0000 (+0100) Subject: ARM: exynos4: convert logical CPU numbers to physical numbers X-Git-Tag: upstream/snapshot3+hdmi~8851^2^2~4 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2f41c36b07af71bb308ff8f1739481b022476080;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git ARM: exynos4: convert logical CPU numbers to physical numbers This patch uses the new cpu_logical_map() macro for converting logical CPU numbers into physical numbers when dealing with the pen_release variable in the SMP boot and CPU hotplug paths. Cc: Kukjin Kim Tested-and-acked-by: Kyungmin Park Signed-off-by: Will Deacon --- diff --git a/arch/arm/mach-exynos4/hotplug.c b/arch/arm/mach-exynos4/hotplug.c index 7490789..da70e7e 100644 --- a/arch/arm/mach-exynos4/hotplug.c +++ b/arch/arm/mach-exynos4/hotplug.c @@ -75,7 +75,7 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious) : : "memory", "cc"); - if (pen_release == cpu) { + if (pen_release == cpu_logical_map(cpu)) { /* * OK, proper wakeup, we're done */ diff --git a/arch/arm/mach-exynos4/platsmp.c b/arch/arm/mach-exynos4/platsmp.c index 7c2282c..0733814 100644 --- a/arch/arm/mach-exynos4/platsmp.c +++ b/arch/arm/mach-exynos4/platsmp.c @@ -126,7 +126,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * Note that "pen_release" is the hardware CPU ID, whereas * "cpu" is Linux's internal ID. */ - write_pen_release(cpu); + write_pen_release(cpu_logical_map(cpu)); if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) { __raw_writel(S5P_CORE_LOCAL_PWR_EN,