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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-03-12 15:33:51 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-03-12 15:33:51 -0500
commit8688a1a8637c6b833b9b70148809db4538352d2e (patch)
tree7b5d6c2d83c8bd1686811501c6287a650c40751b /arch/alpha/kernel/irq.c
parent3afdb0f3528991de0833224f2dba60dc061e01fa (diff)
parentf91f9cd505f92e4227ffda7e5799a33d4f34bf36 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-tcc into devel-stable
Diffstat (limited to 'arch/alpha/kernel/irq.c')
-rw-r--r--arch/alpha/kernel/irq.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index 9ab234f48dd8..a19d60082299 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -44,11 +44,16 @@ static char irq_user_affinity[NR_IRQS];
44 44
45int irq_select_affinity(unsigned int irq) 45int irq_select_affinity(unsigned int irq)
46{ 46{
47 struct irq_desc *desc = irq_to_desc[irq]; 47 struct irq_data *data = irq_get_irq_data(irq);
48 struct irq_chip *chip;
48 static int last_cpu; 49 static int last_cpu;
49 int cpu = last_cpu + 1; 50 int cpu = last_cpu + 1;
50 51
51 if (!desc || !get_irq_desc_chip(desc)->set_affinity || irq_user_affinity[irq]) 52 if (!data)
53 return 1;
54 chip = irq_data_get_irq_chip(data);
55
56 if (!chip->irq_set_affinity || irq_user_affinity[irq])
52 return 1; 57 return 1;
53 58
54 while (!cpu_possible(cpu) || 59 while (!cpu_possible(cpu) ||
@@ -56,8 +61,8 @@ int irq_select_affinity(unsigned int irq)
56 cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0); 61 cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
57 last_cpu = cpu; 62 last_cpu = cpu;
58 63
59 cpumask_copy(desc->affinity, cpumask_of(cpu)); 64 cpumask_copy(data->affinity, cpumask_of(cpu));
60 get_irq_desc_chip(desc)->set_affinity(irq, cpumask_of(cpu)); 65 chip->irq_set_affinity(data, cpumask_of(cpu), false);
61 return 0; 66 return 0;
62} 67}
63#endif /* CONFIG_SMP */ 68#endif /* CONFIG_SMP */