On Tue, 28 Jan 2014, Prarit Bhargava wrote:

> Further discussion here: 
> http://marc.info/?l=linux-kernel&m=139073901101034&w=2
> 
> kbuild, 0day kernel build service, outputs the warning:
> 
> arch/x86/kernel/irq.c:333:1: warning: the frame size of 2056 bytes
> is larger than 2048 bytes [-Wframe-larger-than=]
> 
> because check_irq_vectors_for_cpu_disable() allocates two cpumasks on the
> stack.   Fix this by moving the two cpumasks to a global file context.
> 
> Signed-off-by: Prarit Bhargava <[email protected]>

Reported-by: Fengguang Wu <[email protected]>
Tested-by: David Rientjes <[email protected]>
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