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| author | David Vrabel <david.vrabel@citrix.com> | 2014-04-07 14:52:12 +0200 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2014-04-07 14:52:12 +0200 |
| commit | 2c5cb2770392fb9c5d8518688c8bc61986d70dc6 (patch) | |
| tree | b19210e709de6ee0d22b67ef605a569500cf1a18 /arch/arm64/kernel/smp.c | |
| parent | xen/acpi-processor: fix enabling interrupts on syscore_resume (diff) | |
| parent | Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
| download | linux-2c5cb2770392fb9c5d8518688c8bc61986d70dc6.tar.xz linux-2c5cb2770392fb9c5d8518688c8bc61986d70dc6.zip | |
Merge commit '683b6c6f82a60fabf47012581c2cfbf1b037ab95' into stable/for-linus-3.15
This merge of the irq-core-for-linus branch broke the ARM build when
Xen is enabled.
Conflicts:
drivers/xen/events/events_base.c
Diffstat (limited to 'arch/arm64/kernel/smp.c')
| -rw-r--r-- | arch/arm64/kernel/smp.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 7cfb92a4ab66..f0a141dd5655 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -114,6 +114,11 @@ int __cpu_up(unsigned int cpu, struct task_struct *idle) return ret; } +static void smp_store_cpu_info(unsigned int cpuid) +{ + store_cpu_topology(cpuid); +} + /* * This is the secondary CPU boot entry. We're using this CPUs * idle thread stack, but a set of temporary page tables. @@ -152,6 +157,8 @@ asmlinkage void secondary_start_kernel(void) */ notify_cpu_starting(cpu); + smp_store_cpu_info(cpu); + /* * OK, now it's safe to let the boot CPU continue. Wait for * the CPU migration code to notice that the CPU is online @@ -160,6 +167,7 @@ asmlinkage void secondary_start_kernel(void) set_cpu_online(cpu, true); complete(&cpu_running); + local_dbg_enable(); local_irq_enable(); local_async_enable(); @@ -390,6 +398,10 @@ void __init smp_prepare_cpus(unsigned int max_cpus) int err; unsigned int cpu, ncores = num_possible_cpus(); + init_cpu_topology(); + + smp_store_cpu_info(smp_processor_id()); + /* * are we trying to boot more cores than exist? */ |