[PATCH v5 01/18] ARM64: Move the init of cpu_logical_map(0) before unflatten_device_tree()

Hanjun Guo hanjun.guo at linaro.org
Fri Oct 17 06:36:57 PDT 2014


It always make sense to initialize CPU0's logical map entry from the
hardware values, so move the initialization of cpu_logical_map(0)
before unflatten_device_tree() which is needed by ACPI code later.

Acked-by: Olof Johansson <olof at lixom.net>
Acked-by: Mark Rutland <mark.rutland at arm.com>
Signed-off-by: Hanjun Guo <hanjun.guo at linaro.org>
---
 arch/arm64/kernel/setup.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index edb146d..8f33f72 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -393,11 +393,11 @@ void __init setup_arch(char **cmdline_p)
 
 	efi_idmap_init();
 
+	cpu_logical_map(0) = read_cpuid_mpidr() & MPIDR_HWID_BITMASK;
 	unflatten_device_tree();
 
 	psci_init();
 
-	cpu_logical_map(0) = read_cpuid_mpidr() & MPIDR_HWID_BITMASK;
 	cpu_read_bootcpu_ops();
 #ifdef CONFIG_SMP
 	smp_init_cpus();
-- 
1.7.9.5




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