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arm64: add CPU_HOTPLUG infrastructure

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This patch adds the basic infrastructure necessary to support
CPU_HOTPLUG on arm64, based on the arm implementation. Actual hotplug
support will depend on an implementation's cpu_operations (e.g. PSCI).

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Mark Rutland
2013-10-24 20:30:18 +01:00
committed by Catalin Marinas
parent e8765b265a
commit 9327e2c6bb
8 changed files with 187 additions and 1 deletions
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2
arch/arm64/kernel/cputable.c
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@@ -22,7 +22,7 @@
extern unsigned long __cpu_setup(void);
struct cpu_info __initdata cpu_table[] = {
struct cpu_info cpu_table[] = {
{
.cpu_id_val = 0x000f0000,
.cpu_id_mask = 0x000f0000,