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

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Message-ID: <20170703084615.7mmqybrrjbtw4dy2@gmail.com>
Date:   Mon, 3 Jul 2017 10:46:15 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [GIT PULL] x86/apic changes for v4.13

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)