The function migrate_irqs() is called with interrupts disabled and hence its not safe to do GFP_KERNEL allocations inside it, because they can sleep. So change the gfp mask to GFP_ATOMIC.
Cc: Benjamin Herrenschmidt <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: Ian Munsie <[email protected]> Cc: Steven Rostedt <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Li Zhong <[email protected]> Cc: [email protected] Signed-off-by: Srivatsa S. Bhat <[email protected]> --- arch/powerpc/kernel/irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index ea185e0..ca39bac 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -412,7 +412,7 @@ void migrate_irqs(void) cpumask_var_t mask; const struct cpumask *map = cpu_online_mask; - alloc_cpumask_var(&mask, GFP_KERNEL); + alloc_cpumask_var(&mask, GFP_ATOMIC); for_each_irq_desc(irq, desc) { struct irq_data *data; _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
