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authorThomas Gleixner <tglx@linutronix.de>2010-09-27 21:01:37 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 16:39:06 +0200
commit1318a481fc37c503a901b96ae06b692ca2b21af5 (patch)
tree2b1bb8f52af5938759af38efdfa8a868b02d5804 /kernel/irq/irqdesc.c
parentgenirq: Remove export of kstat_irqs_cpu (diff)
downloadlinux-1318a481fc37c503a901b96ae06b692ca2b21af5.tar.xz
linux-1318a481fc37c503a901b96ae06b692ca2b21af5.zip
genirq: Provide default irq init flags
Arch code sets it's own irq_desc.status flags right after boot and for dynamically allocated interrupts. That might involve iterating over a huge array. Allow ARCH_IRQ_INIT_FLAGS to set separate flags aside of IRQ_DISABLED which is the default. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/irqdesc.c')
-rw-r--r--kernel/irq/irqdesc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 78ff426a6cb7..29963f99f24d 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -39,7 +39,7 @@ EXPORT_SYMBOL_GPL(nr_irqs);
#ifdef CONFIG_SPARSE_IRQ
static struct irq_desc irq_desc_init = {
- .status = IRQ_DISABLED,
+ .status = IRQ_DEFAULT_INIT_FLAGS,
.handle_irq = handle_bad_irq,
.depth = 1,
.lock = __RAW_SPIN_LOCK_UNLOCKED(irq_desc_init.lock),
@@ -113,7 +113,7 @@ void replace_irq_desc(unsigned int irq, struct irq_desc *desc)
static struct irq_desc irq_desc_legacy[NR_IRQS_LEGACY] __cacheline_aligned_in_smp = {
[0 ... NR_IRQS_LEGACY-1] = {
- .status = IRQ_DISABLED,
+ .status = IRQ_DEFAULT_INIT_FLAGS,
.handle_irq = handle_bad_irq,
.depth = 1,
.lock = __RAW_SPIN_LOCK_UNLOCKED(irq_desc_init.lock),
@@ -204,7 +204,7 @@ out_unlock:
struct irq_desc irq_desc[NR_IRQS] __cacheline_aligned_in_smp = {
[0 ... NR_IRQS-1] = {
- .status = IRQ_DISABLED,
+ .status = IRQ_DEFAULT_INIT_FLAGS,
.handle_irq = handle_bad_irq,
.depth = 1,
.lock = __RAW_SPIN_LOCK_UNLOCKED(irq_desc->lock),