evie/android_kernel_oneplus_msm8998
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ARM: msm: convert logical CPU numbers to physical numbers

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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.

Tested-and-acked-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Will Deacon 2011-08-09 12:02:27 +01:00
parent 2f41c36b07
commit 1d3cfb34f9
2 changed files with 2 additions and 2 deletions
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2
arch/arm/mach-msm/hotplug.c
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@ -37,7 +37,7 @@ static inline void platform_do_lowpower(unsigned int cpu)
: :
: "memory", "cc"); : "memory", "cc");
if (pen_release == cpu) { if (pen_release == cpu_logical_map(cpu)) {
/* /*
* OK, proper wakeup, we're done * OK, proper wakeup, we're done
*/ */

2
arch/arm/mach-msm/platsmp.c
View file

@ -117,7 +117,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
* Note that "pen_release" is the hardware CPU ID, whereas * Note that "pen_release" is the hardware CPU ID, whereas
* "cpu" is Linux's internal ID. * "cpu" is Linux's internal ID.
*/ */
pen_release = cpu; pen_release = cpu_logical_map(cpu);
__cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release)); __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1)); outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));