tree e1a799293b218f5c13d4903c57fab144b2f433b3
parent aa99ec0f3f26bf2bcd0fa5176de93598427f1e5e
author Thomas Gleixner <tglx@linutronix.de> 1285613703 +0200
committer Thomas Gleixner <tglx@linutronix.de> 1286894348 +0200

genirq: Query arch for number of early descriptors

sparse irq sets up NR_IRQS_LEGACY irq descriptors and archs then go
ahead and allocate more.

Use the unused return value of arch_probe_nr_irqs() to let the
architecture return the number of early allocations. Fix up all users.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>