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| author |   Thomas Gleixner <tglx@linutronix.de> | 2015-08-05 23:55:52 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-08-06 00:00:32 +0200 |
| commit | b7edaca4e825fd5d7a6ddce3548cc1f7a7337cf8 (patch) | |
| tree | 221d6c5be36fa3b2133200ebc3e520d4382dca8f /arch/x86/kernel/apic/vector.c | |
| parent | x86/apic: Drop local_irq_save/restore in timer callbacks (diff) | |
| parent | Linux 4.2-rc4 (diff) | |
| download | linux-dev-b7edaca4e825fd5d7a6ddce3548cc1f7a7337cf8.tar.xz linux-dev-b7edaca4e825fd5d7a6ddce3548cc1f7a7337cf8.zip | |
Merge branch 'linus' into x86/apic
Pull in upstream changes to avoid conflicts
Diffstat (limited to 'arch/x86/kernel/apic/vector.c')
| -rw-r--r-- | arch/x86/kernel/apic/vector.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index 7ad911ea4f56..f47069e8efac 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -409,12 +409,6 @@ static void __setup_vector_irq(int cpu) int irq, vector; struct apic_chip_data *data; - /* - * vector_lock will make sure that we don't run into irq vector - * assignments that might be happening on another cpu in parallel, - * while we setup our initial vector to irq mappings. - */ - raw_spin_lock(&vector_lock); /* Mark the inuse vectors */ for_each_active_irq(irq) { data = apic_chip_data(irq_get_irq_data(irq)); @@ -436,16 +430,16 @@ static void __setup_vector_irq(int cpu) if (!cpumask_test_cpu(cpu, data->domain)) per_cpu(vector_irq, cpu)[vector] = VECTOR_UNDEFINED; } - raw_spin_unlock(&vector_lock); } /* - * Setup the vector to irq mappings. + * Setup the vector to irq mappings. Must be called with vector_lock held. */ void setup_vector_irq(int cpu) { int irq; + lockdep_assert_held(&vector_lock); /* * On most of the platforms, legacy PIC delivers the interrupts on the * boot cpu. But there are certain platforms where PIC interrupts are |