[tip: irq/urgent] irqdomain: Rename irq_set_default_host() to irq_set_default_domain()

tip-bot2 for Jiri Slaby (SUSE)
2025-04-04T15:14:24Z

The following commit has been merged into the irq/urgent branch of tip:

Commit-ID: 825dfab23bca520629a9e5a21ba5b03aaccc75f2
Gitweb: https://git.kernel.org/tip/825dfab23bca520629a9e5a21ba5b03aaccc75f2
Author: Jiri Slaby (SUSE) <jirislaby@kernel.org>
AuthorDate: Wed, 19 Mar 2025 10:28:55 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Fri, 04 Apr 2025 16:39:10 +02:00

irqdomain: Rename irq_set_default_host() to irq_set_default_domain()

Naming interrupt domains host is confusing at best and the irqdomain code
uses both domain and host inconsistently.

Therefore rename irq_set_default_host() to irq_set_default_domain().

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250319092951.37667-3-jirislaby@kernel.org

---
arch/arc/kernel/intc-arcv2.c | 2 +-
arch/arc/kernel/intc-compact.c | 2 +-
arch/arm/mach-pxa/irq.c | 2 +-
arch/mips/cavium-octeon/octeon-irq.c | 6 +++---
arch/mips/sgi-ip27/ip27-irq.c | 2 +-
arch/mips/sgi-ip30/ip30-irq.c | 2 +-
arch/nios2/kernel/irq.c | 2 +-
arch/powerpc/platforms/44x/uic.c | 2 +-
arch/powerpc/platforms/52xx/mpc52xx_pic.c | 2 +-
arch/powerpc/platforms/amigaone/setup.c | 2 +-
arch/powerpc/platforms/chrp/setup.c | 2 +-
arch/powerpc/platforms/embedded6xx/flipper-pic.c | 2 +-
arch/powerpc/platforms/pasemi/setup.c | 2 +-
arch/powerpc/platforms/powermac/pic.c | 2 +-
arch/powerpc/platforms/ps3/interrupt.c | 2 +-
arch/powerpc/sysdev/ehv_pic.c | 2 +-
arch/powerpc/sysdev/ipic.c | 2 +-
arch/powerpc/sysdev/mpic.c | 2 +-
arch/powerpc/sysdev/xics/xics-common.c | 2 +-
arch/powerpc/sysdev/xive/common.c | 2 +-
arch/x86/kernel/apic/vector.c | 2 +-
drivers/irqchip/irq-armada-370-xp.c | 2 +-
drivers/irqchip/irq-clps711x.c | 2 +-
drivers/irqchip/irq-imx-gpcv2.c | 2 +-
drivers/irqchip/irq-pic32-evic.c | 2 +-
drivers/irqchip/irq-xilinx-intc.c | 2 +-
drivers/irqchip/irq-xtensa-mx.c | 2 +-
drivers/irqchip/irq-xtensa-pic.c | 4 ++--
include/linux/irqdomain.h | 2 +-
kernel/irq/irqdomain.c | 8 ++++----
30 files changed, 36 insertions(+), 36 deletions(-)

diff --git a/arch/arc/kernel/intc-arcv2.c b/arch/arc/kernel/intc-arcv2.c
index f324f0e..fea29d9 100644
--- a/arch/arc/kernel/intc-arcv2.c
+++ b/arch/arc/kernel/intc-arcv2.c
@@ -178,7 +178,7 @@ init_onchip_IRQ(struct device_node *intc, struct device_node *parent)
* Needed for primary domain lookup to succeed
* This is a primary irqchip, and can never have a parent
*/
- irq_set_default_host(root_domain);
+ irq_set_default_domain(root_domain);

#ifdef CONFIG_SMP
irq_create_mapping(root_domain, IPI_IRQ);
diff --git a/arch/arc/kernel/intc-compact.c b/arch/arc/kernel/intc-compact.c
index 6885e42..1d2ff1c 100644
--- a/arch/arc/kernel/intc-compact.c
+++ b/arch/arc/kernel/intc-compact.c
@@ -121,7 +121,7 @@ init_onchip_IRQ(struct device_node *intc, struct device_node *parent)
* Needed for primary domain lookup to succeed
* This is a primary irqchip, and can never have a parent
*/
- irq_set_default_host(root_domain);
+ irq_set_default_domain(root_domain);

return 0;
}
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index a9ef710..d9cadd9 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -152,7 +152,7 @@ pxa_init_irq_common(struct device_node *node, int irq_nr,
&pxa_irq_ops, NULL);
if (!pxa_irq_domain)
panic("Unable to add PXA IRQ domain\n");
- irq_set_default_host(pxa_irq_domain);
+ irq_set_default_domain(pxa_irq_domain);

for (n = 0; n < irq_nr; n += 32) {
void __iomem *base = irq_base(n >> 5);
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 8425a6b..e6b4d9c 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -1505,7 +1505,7 @@ static int __init octeon_irq_init_ciu(

ciu_domain = irq_domain_add_tree(
ciu_node, &octeon_irq_domain_ciu_ops, dd);
- irq_set_default_host(ciu_domain);
+ irq_set_default_domain(ciu_domain);

/* CIU_0 */
for (i = 0; i < 16; i++) {
@@ -2076,7 +2076,7 @@ static int __init octeon_irq_init_ciu2(

ciu_domain = irq_domain_add_tree(
ciu_node, &octeon_irq_domain_ciu2_ops, NULL);
- irq_set_default_host(ciu_domain);
+ irq_set_default_domain(ciu_domain);

/* CUI2 */
for (i = 0; i < 64; i++) {
@@ -2929,7 +2929,7 @@ static int __init octeon_irq_init_ciu3(struct device_node *ciu_node,
/* Only do per CPU things if it is the CIU of the boot node. */
octeon_irq_ciu3_alloc_resources(ciu3_info);
if (node == 0)
- irq_set_default_host(domain);
+ irq_set_default_domain(domain);

octeon_irq_use_ip4 = false;
/* Enable the CIU lines */
diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c
index 00e63e9..288d4d1 100644
--- a/arch/mips/sgi-ip27/ip27-irq.c
+++ b/arch/mips/sgi-ip27/ip27-irq.c
@@ -297,7 +297,7 @@ void __init arch_init_irq(void)
if (WARN_ON(domain == NULL))
return;

- irq_set_default_host(domain);
+ irq_set_default_domain(domain);

irq_set_percpu_devid(IP27_HUB_PEND0_IRQ);
irq_set_chained_handler_and_data(IP27_HUB_PEND0_IRQ, ip27_do_irq_mask0,
diff --git a/arch/mips/sgi-ip30/ip30-irq.c b/arch/mips/sgi-ip30/ip30-irq.c
index 423c32c..9fb905e 100644
--- a/arch/mips/sgi-ip30/ip30-irq.c
+++ b/arch/mips/sgi-ip30/ip30-irq.c
@@ -313,7 +313,7 @@ void __init arch_init_irq(void)
if (!domain)
return;

- irq_set_default_host(domain);
+ irq_set_default_domain(domain);

irq_set_percpu_devid(IP30_HEART_L0_IRQ);
irq_set_chained_handler_and_data(IP30_HEART_L0_IRQ, ip30_normal_irq,
diff --git a/arch/nios2/kernel/irq.c b/arch/nios2/kernel/irq.c
index 6b7890e..8fa2806 100644
--- a/arch/nios2/kernel/irq.c
+++ b/arch/nios2/kernel/irq.c
@@ -72,7 +72,7 @@ void __init init_IRQ(void)
domain = irq_domain_add_linear(node, NIOS2_CPU_NR_IRQS, &irq_ops, NULL);
BUG_ON(!domain);

- irq_set_default_host(domain);
+ irq_set_default_domain(domain);
of_node_put(node);
/* Load the initial ienable value */
ienable = RDCTL(CTL_IENABLE);
diff --git a/arch/powerpc/platforms/44x/uic.c b/arch/powerpc/platforms/44x/uic.c
index 8b03ae4..31f760c 100644
--- a/arch/powerpc/platforms/44x/uic.c
+++ b/arch/powerpc/platforms/44x/uic.c
@@ -291,7 +291,7 @@ void __init uic_init_tree(void)
if (!primary_uic)
panic("Unable to initialize primary UIC %pOF\n", np);

- irq_set_default_host(primary_uic->irqhost);
+ irq_set_default_domain(primary_uic->irqhost);
of_node_put(np);

/* The scan again for cascaded UICs */
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index 1e0a5e9..43c881d 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -453,7 +453,7 @@ void __init mpc52xx_init_irq(void)
if (!mpc52xx_irqhost)
panic(__FILE__ ": Cannot allocate the IRQ host\n");

- irq_set_default_host(mpc52xx_irqhost);
+ irq_set_default_domain(mpc52xx_irqhost);

pr_info("MPC52xx PIC is up and running!\n");
}
diff --git a/arch/powerpc/platforms/amigaone/setup.c b/arch/powerpc/platforms/amigaone/setup.c
index 2c8dc08..33f852a 100644
--- a/arch/powerpc/platforms/amigaone/setup.c
+++ b/arch/powerpc/platforms/amigaone/setup.c
@@ -109,7 +109,7 @@ static void __init amigaone_init_IRQ(void)

i8259_init(pic, int_ack);
ppc_md.get_irq = i8259_irq;
- irq_set_default_host(i8259_get_host());
+ irq_set_default_domain(i8259_get_host());
}

static int __init request_isa_regions(void)
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index 36ee3a5..c1bfa4c 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -486,7 +486,7 @@ static void __init chrp_find_8259(void)
i8259_init(pic, chrp_int_ack);
if (ppc_md.get_irq == NULL) {
ppc_md.get_irq = i8259_irq;
- irq_set_default_host(i8259_get_host());
+ irq_set_default_domain(i8259_get_host());
}
if (chrp_mpic != NULL) {
cascade_irq = irq_of_parse_and_map(pic, 0);
diff --git a/arch/powerpc/platforms/embedded6xx/flipper-pic.c b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
index 4d9200b..013d663 100644
--- a/arch/powerpc/platforms/embedded6xx/flipper-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
@@ -190,7 +190,7 @@ void __init flipper_pic_probe(void)
flipper_irq_host = flipper_pic_init(np);
BUG_ON(!flipper_irq_host);

- irq_set_default_host(flipper_irq_host);
+ irq_set_default_domain(flipper_irq_host);

of_node_put(np);
}
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c
index 0761d98..d03b413 100644
--- a/arch/powerpc/platforms/pasemi/setup.c
+++ b/arch/powerpc/platforms/pasemi/setup.c
@@ -228,7 +228,7 @@ static void __init nemo_init_IRQ(struct mpic *mpic)
irq_set_chained_handler(gpio_virq, sb600_8259_cascade);
mpic_unmask_irq(irq_get_irq_data(gpio_virq));

- irq_set_default_host(mpic->irqhost);
+ irq_set_default_domain(mpic->irqhost);
}

#else
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 2202bf7..03a7c51 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -330,7 +330,7 @@ static void __init pmac_pic_probe_oldstyle(void)
pmac_pic_host = irq_domain_add_linear(master, max_irqs,
&pmac_pic_host_ops, NULL);
BUG_ON(pmac_pic_host == NULL);
- irq_set_default_host(pmac_pic_host);
+ irq_set_default_domain(pmac_pic_host);

/* Get addresses of first controller if we have a node for it */
BUG_ON(of_address_to_resource(master, 0, &r));
diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c
index af3fe9f..95e96bd 100644
--- a/arch/powerpc/platforms/ps3/interrupt.c
+++ b/arch/powerpc/platforms/ps3/interrupt.c
@@ -744,7 +744,7 @@ void __init ps3_init_IRQ(void)
struct irq_domain *host;

host = irq_domain_add_nomap(NULL, PS3_PLUG_MAX + 1, &ps3_host_ops, NULL);
- irq_set_default_host(host);
+ irq_set_default_domain(host);

for_each_possible_cpu(cpu) {
struct ps3_private *pd = &per_cpu(ps3_private, cpu);
diff --git a/arch/powerpc/sysdev/ehv_pic.c b/arch/powerpc/sysdev/ehv_pic.c
index 0408276..fb502b7 100644
--- a/arch/powerpc/sysdev/ehv_pic.c
+++ b/arch/powerpc/sysdev/ehv_pic.c
@@ -291,5 +291,5 @@ void __init ehv_pic_init(void)
ehv_pic->coreint_flag = of_property_read_bool(np, "has-external-proxy");

global_ehv_pic = ehv_pic;
- irq_set_default_host(global_ehv_pic->irqhost);
+ irq_set_default_domain(global_ehv_pic->irqhost);
}
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 037b04b..a35be02 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -757,7 +757,7 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
ipic_write(ipic->regs, IPIC_SEMSR, temp);

primary_ipic = ipic;
- irq_set_default_host(primary_ipic->irqhost);
+ irq_set_default_domain(primary_ipic->irqhost);

ipic_write(ipic->regs, IPIC_SIMSR_H, 0);
ipic_write(ipic->regs, IPIC_SIMSR_L, 0);
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index d94cf36..4afbab8 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1520,7 +1520,7 @@ struct mpic * __init mpic_alloc(struct device_node *node,

if (!(mpic->flags & MPIC_SECONDARY)) {
mpic_primary = mpic;
- irq_set_default_host(mpic->irqhost);
+ irq_set_default_domain(mpic->irqhost);
}

return mpic;
diff --git a/arch/powerpc/sysdev/xics/xics-common.c b/arch/powerpc/sysdev/xics/xics-common.c
index d3a4156..c3fa539 100644
--- a/arch/powerpc/sysdev/xics/xics-common.c
+++ b/arch/powerpc/sysdev/xics/xics-common.c
@@ -472,7 +472,7 @@ static int __init xics_allocate_domain(void)
return -ENOMEM;
}

- irq_set_default_host(xics_host);
+ irq_set_default_domain(xics_host);
return 0;
}

diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
index a6c388b..dc2e618 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c
@@ -1467,7 +1467,7 @@ static void __init xive_init_host(struct device_node *np)
xive_irq_domain = irq_domain_add_tree(np, &xive_irq_domain_ops, NULL);
if (WARN_ON(xive_irq_domain == NULL))
return;
- irq_set_default_host(xive_irq_domain);
+ irq_set_default_domain(xive_irq_domain);
}

static void xive_cleanup_cpu_queues(unsigned int cpu, struct xive_cpu *xc)
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 72fa4bb..fee42a7 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -799,7 +799,7 @@ int __init arch_early_irq_init(void)
x86_vector_domain = irq_domain_create_tree(fn, &x86_vector_domain_ops,
NULL);
BUG_ON(x86_vector_domain == NULL);
- irq_set_default_host(x86_vector_domain);
+ irq_set_default_domain(x86_vector_domain);

BUG_ON(!alloc_cpumask_var(&vector_searchmask, GFP_KERNEL));

diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index d7c5ef2..6218e5d 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -880,7 +880,7 @@ static int __init mpic_of_init(struct device_node *node, struct device_node *par
}

if (mpic_is_ipi_available(mpic)) {
- irq_set_default_host(mpic->domain);
+ irq_set_default_domain(mpic->domain);
set_handle_irq(mpic_handle_irq);
#ifdef CONFIG_SMP
err = mpic_ipi_init(mpic, node);
diff --git a/drivers/irqchip/irq-clps711x.c b/drivers/irqchip/irq-clps711x.c
index 806ebb1..48c73c9 100644
--- a/drivers/irqchip/irq-clps711x.c
+++ b/drivers/irqchip/irq-clps711x.c
@@ -191,7 +191,7 @@ static int __init _clps711x_intc_init(struct device_node *np,
goto out_irqfree;
}

- irq_set_default_host(clps711x_intc->domain);
+ irq_set_default_domain(clps711x_intc->domain);
set_handle_irq(clps711x_irqh);

#ifdef CONFIG_FIQ
diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c
index 8a0e820..095ae8e 100644
--- a/drivers/irqchip/irq-imx-gpcv2.c
+++ b/drivers/irqchip/irq-imx-gpcv2.c
@@ -247,7 +247,7 @@ static int __init imx_gpcv2_irqchip_init(struct device_node *node,
kfree(cd);
return -ENOMEM;
}
- irq_set_default_host(domain);
+ irq_set_default_domain(domain);

/* Initially mask all interrupts */
for (i = 0; i < IMR_NUM; i++) {
diff --git a/drivers/irqchip/irq-pic32-evic.c b/drivers/irqchip/irq-pic32-evic.c
index eb6ca51..b546b10 100644
--- a/drivers/irqchip/irq-pic32-evic.c
+++ b/drivers/irqchip/irq-pic32-evic.c
@@ -291,7 +291,7 @@ static int __init pic32_of_init(struct device_node *node,
gc->private = &priv[i];
}

- irq_set_default_host(evic_irq_domain);
+ irq_set_default_domain(evic_irq_domain);

/*
* External interrupts have software configurable edge polarity. These
diff --git a/drivers/irqchip/irq-xilinx-intc.c b/drivers/irqchip/irq-xilinx-intc.c
index 7e08714..38727e9 100644
--- a/drivers/irqchip/irq-xilinx-intc.c
+++ b/drivers/irqchip/irq-xilinx-intc.c
@@ -233,7 +233,7 @@ static int __init xilinx_intc_of_init(struct device_node *intc,
}
} else {
primary_intc = irqc;
- irq_set_default_host(primary_intc->root_domain);
+ irq_set_default_domain(primary_intc->root_domain);
set_handle_irq(xil_intc_handle_irq);
}

diff --git a/drivers/irqchip/irq-xtensa-mx.c b/drivers/irqchip/irq-xtensa-mx.c
index 7f314e5..9b441d1 100644
--- a/drivers/irqchip/irq-xtensa-mx.c
+++ b/drivers/irqchip/irq-xtensa-mx.c
@@ -156,7 +156,7 @@ static void __init xtensa_mx_init_common(struct irq_domain *root_domain)
{
unsigned int i;

- irq_set_default_host(root_domain);
+ irq_set_default_domain(root_domain);
secondary_init_irq();

/* Initialize default IRQ routing to CPU 0 */
diff --git a/drivers/irqchip/irq-xtensa-pic.c b/drivers/irqchip/irq-xtensa-pic.c
index f9d6fce..9be7b7c 100644
--- a/drivers/irqchip/irq-xtensa-pic.c
+++ b/drivers/irqchip/irq-xtensa-pic.c
@@ -87,7 +87,7 @@ int __init xtensa_pic_init_legacy(struct device_node *interrupt_parent)
struct irq_domain *root_domain =
irq_domain_add_legacy(NULL, NR_IRQS - 1, 1, 0,
&xtensa_irq_domain_ops, &xtensa_irq_chip);
- irq_set_default_host(root_domain);
+ irq_set_default_domain(root_domain);
return 0;
}

@@ -97,7 +97,7 @@ static int __init xtensa_pic_init(struct device_node *np,
struct irq_domain *root_domain =
irq_domain_add_linear(np, NR_IRQS, &xtensa_irq_domain_ops,
&xtensa_irq_chip);
- irq_set_default_host(root_domain);
+ irq_set_default_domain(root_domain);
return 0;
}
IRQCHIP_DECLARE(xtensa_irq_chip, "cdns,xtensa-pic", xtensa_pic_init);
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 33ff41e..4b5c495 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -352,7 +352,7 @@ struct irq_domain *irq_domain_create_legacy(struct fwnode_handle *fwnode,
void *host_data);
struct irq_domain *irq_find_matching_fwspec(struct irq_fwspec *fwspec,
enum irq_domain_bus_token bus_token);
-void irq_set_default_host(struct irq_domain *host);
+void irq_set_default_domain(struct irq_domain *domain);
struct irq_domain *irq_get_default_host(void);
int irq_domain_alloc_descs(int virq, unsigned int nr_irqs,
irq_hw_number_t hwirq, int node,
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 2861f89..480fdc9 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -398,7 +398,7 @@ void irq_domain_remove(struct irq_domain *domain)
* If the going away domain is the default one, reset it.
*/
if (unlikely(irq_default_domain == domain))
- irq_set_default_host(NULL);
+ irq_set_default_domain(NULL);

mutex_unlock(&irq_domain_mutex);

@@ -573,7 +573,7 @@ struct irq_domain *irq_find_matching_fwspec(struct irq_fwspec *fwspec,
EXPORT_SYMBOL_GPL(irq_find_matching_fwspec);

/**
- * irq_set_default_host() - Set a "default" irq domain
+ * irq_set_default_domain() - Set a "default" irq domain
* @domain: default domain pointer
*
* For convenience, it's possible to set a "default" domain that will be used
@@ -581,13 +581,13 @@ EXPORT_SYMBOL_GPL(irq_find_matching_fwspec);
* platforms that want to manipulate a few hard coded interrupt numbers that
* aren't properly represented in the device-tree.
*/
-void irq_set_default_host(struct irq_domain *domain)
+void irq_set_default_domain(struct irq_domain *domain)
{
pr_debug("Default domain set to @0x%p\n", domain);

irq_default_domain = domain;
}
-EXPORT_SYMBOL_GPL(irq_set_default_host);
+EXPORT_SYMBOL_GPL(irq_set_default_domain);

/**
* irq_get_default_host() - Retrieve the "default" irq domain