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Commit 2f41c36b authored Aug 09, 2011 by Will Deacon

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 <kgene.kim@samsung.com>
Tested-and-acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

parent 5a567d78

arch/arm/mach-exynos4/hotplug.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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
		*/

arch/arm/mach-exynos4/platsmp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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,