[PATCH 7/8] powerpc irq: update powerpc for new irq_desc
From: Mike Travis <hidden>
Date: 2009-01-12 22:05:49
Also in:
lkml
Impact: cleanup, update to new cpumask API Irq_desc.affinity and irq_desc.pending_mask are now cpumask_var_t's so access to them should be using the new cpumask API. Signed-off-by: Mike Travis <redacted> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <redacted> Cc: <redacted> --- arch/powerpc/kernel/irq.c | 2 +- arch/powerpc/platforms/pseries/xics.c | 5 +++-- arch/powerpc/sysdev/mpic.c | 3 ++- 3 files changed, 6 insertions(+), 4 deletions(-)
--- linux-2.6-for-ingo.orig/arch/powerpc/kernel/irq.c
+++ linux-2.6-for-ingo/arch/powerpc/kernel/irq.c@@ -231,7 +231,7 @@ void fixup_irqs(cpumask_t map) if (irq_desc[irq].status & IRQ_PER_CPU) continue; - cpus_and(mask, irq_desc[irq].affinity, map); + cpumask_and(&mask, irq_desc[irq].affinity, &map); if (any_online_cpu(mask) == NR_CPUS) { printk("Breaking affinity for irq %i\n", irq); mask = map; --- linux-2.6-for-ingo.orig/arch/powerpc/platforms/pseries/xics.c +++ linux-2.6-for-ingo/arch/powerpc/platforms/pseries/xics.c
@@ -153,9 +153,10 @@ static int get_irq_server(unsigned int v { int server; /* For the moment only implement delivery to all cpus or one cpu */ - cpumask_t cpumask = irq_desc[virq].affinity; + cpumask_t cpumask; cpumask_t tmp = CPU_MASK_NONE; + cpumask_copy(&cpumask, irq_desc[virq].affinity); if (!distribute_irqs) return default_server;
@@ -869,7 +870,7 @@ void xics_migrate_irqs_away(void) virq, cpu); /* Reset affinity to all cpus */ - irq_desc[virq].affinity = CPU_MASK_ALL; + cpumask_setall(irq_desc[virq].affinity); desc->chip->set_affinity(virq, cpu_all_mask); unlock: spin_unlock_irqrestore(&desc->lock, flags); --- linux-2.6-for-ingo.orig/arch/powerpc/sysdev/mpic.c +++ linux-2.6-for-ingo/arch/powerpc/sysdev/mpic.c
@@ -566,9 +566,10 @@ static void __init mpic_scan_ht_pics(str #ifdef CONFIG_SMP static int irq_choose_cpu(unsigned int virt_irq) { - cpumask_t mask = irq_desc[virt_irq].affinity; + cpumask_t mask; int cpuid; + cpumask_copy(&mask, irq_desc[virt_irq].affinity); if (cpus_equal(mask, CPU_MASK_ALL)) { static int irq_rover; static DEFINE_SPINLOCK(irq_rover_lock);
--