[GIT PULL] x86/apic changes for v4.13

From: Ingo Molnar
Date: Mon Jul 03 2017 - 04:46:24 EST


Linus,

Please pull the latest x86-apic-for-linus git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-apic-for-linus

# HEAD: 538ac46c64a6bc61e71982091fc1eef0026f322e x86/apic: Make arch_init_msi/htirq_domain __init

Janitorial changes: removal of an unused function plus __init annotations.

Thanks,

Ingo

------------------>
Dou Liyang (2):
x86/apic: Make init_legacy_irqs() __init
x86/apic: Make arch_init_msi/htirq_domain __init

Matthias Kaehlcke (1):
x86/ioapic: Remove unused IO_APIC_irq_trigger() function


arch/x86/kernel/apic/htirq.c | 2 +-
arch/x86/kernel/apic/io_apic.c | 22 ----------------------
arch/x86/kernel/apic/msi.c | 2 +-
arch/x86/kernel/apic/vector.c | 4 ++--
4 files changed, 4 insertions(+), 26 deletions(-)

diff --git a/arch/x86/kernel/apic/htirq.c b/arch/x86/kernel/apic/htirq.c
index ae50d3454d78..81ff48905623 100644
--- a/arch/x86/kernel/apic/htirq.c
+++ b/arch/x86/kernel/apic/htirq.c
@@ -150,7 +150,7 @@ static const struct irq_domain_ops htirq_domain_ops = {
.deactivate = htirq_domain_deactivate,
};

-void arch_init_htirq_domain(struct irq_domain *parent)
+void __init arch_init_htirq_domain(struct irq_domain *parent)
{
if (disable_apic)
return;
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 347bb9f65737..247880fc29f9 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1200,28 +1200,6 @@ EXPORT_SYMBOL(IO_APIC_get_PCI_irq_vector);

static struct irq_chip ioapic_chip, ioapic_ir_chip;

-#ifdef CONFIG_X86_32
-static inline int IO_APIC_irq_trigger(int irq)
-{
- int apic, idx, pin;
-
- for_each_ioapic_pin(apic, pin) {
- idx = find_irq_entry(apic, pin, mp_INT);
- if ((idx != -1) && (irq == pin_2_irq(idx, apic, pin, 0)))
- return irq_trigger(idx);
- }
- /*
- * nonexistent IRQs are edge default
- */
- return 0;
-}
-#else
-static inline int IO_APIC_irq_trigger(int irq)
-{
- return 1;
-}
-#endif
-
static void __init setup_IO_APIC_irqs(void)
{
unsigned int ioapic, pin;
diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c
index c61aec7e65f4..4c5d1882bec5 100644
--- a/arch/x86/kernel/apic/msi.c
+++ b/arch/x86/kernel/apic/msi.c
@@ -136,7 +136,7 @@ static struct msi_domain_info pci_msi_domain_info = {
.handler_name = "edge",
};

-void arch_init_msi_domain(struct irq_domain *parent)
+void __init arch_init_msi_domain(struct irq_domain *parent)
{
if (disable_apic)
return;
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index f3557a1eb562..e66d8e48e456 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -405,7 +405,7 @@ int __init arch_probe_nr_irqs(void)
}

#ifdef CONFIG_X86_IO_APIC
-static void init_legacy_irqs(void)
+static void __init init_legacy_irqs(void)
{
int i, node = cpu_to_node(0);
struct apic_chip_data *data;
@@ -424,7 +424,7 @@ static void init_legacy_irqs(void)
}
}
#else
-static void init_legacy_irqs(void) { }
+static inline void init_legacy_irqs(void) { }
#endif

int __init arch_early_irq_init(void)