Commit-ID: baac16952635445addaf397bad74e847db821d6d
Gitweb: http://git.kernel.org/tip/baac16952635445addaf397bad74e847db821d6d
Author: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
AuthorDate: Tue, 14 Apr 2015 10:29:44 +0800
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Fri, 24 Apr 2015 15:36:52 +0200
x86/irq: Remove GENERIC_IRQ_LEGACY_ALLOC_HWIRQ
There's no user of irq_alloc_hwirqs(), irq_alloc_hwirq(),
irq_free_hwirqs() and irq_free_hwirq() in x86 anymore, so remove
GENERIC_IRQ_LEGACY_ALLOC_HWIRQ and related code.
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: David Cohen <david.a.cohen@xxxxxxxxxxxxxxx>
Cc: Sander Eikelenboom <linux@xxxxxxxxxxxxxx>
Cc: David Vrabel <david.vrabel@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Joerg Roedel <joro@xxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Dimitri Sivanich <sivanich@xxxxxxx>
Link: http://lkml.kernel.org/r/1428978610-28986-8-git-send-email-jiang.liu@xxxxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/Kconfig | 1 -
arch/x86/kernel/apic/vector.c | 34 ----------------------------------
2 files changed, 35 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 26e0665..c86fdc1 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -912,7 +912,6 @@ config X86_UP_IOAPIC
config X86_LOCAL_APIC
def_bool y
depends on X86_64 || SMP || X86_32_NON_STANDARD || X86_UP_APIC || PCI_MSI
- select GENERIC_IRQ_LEGACY_ALLOC_HWIRQ
select IRQ_DOMAIN_HIERARCHY
select PCI_MSI_IRQ_DOMAIN if PCI_MSI
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 633f032..d0e5ea0 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -659,40 +659,6 @@ void irq_force_complete_move(int irq)
}
#endif
-/*
- * Dynamic irq allocate and deallocation. Should be replaced by irq domains!
- */
-int arch_setup_hwirq(unsigned int irq, int node)
-{
- struct irq_cfg *cfg;
- unsigned long flags;
- int ret;
-
- cfg = alloc_irq_cfg(node);
- if (!cfg)
- return -ENOMEM;
-
- raw_spin_lock_irqsave(&vector_lock, flags);
- ret = __assign_irq_vector(irq, cfg, apic->target_cpus());
- raw_spin_unlock_irqrestore(&vector_lock, flags);
-
- if (!ret)
- irq_set_chip_data(irq, cfg);
- else
- free_irq_cfg(cfg);
- return ret;
-}
-
-void arch_teardown_hwirq(unsigned int irq)
-{
- struct irq_cfg *cfg = irq_cfg(irq);
-
- free_remapped_irq(irq);
- clear_irq_vector(irq, cfg);
- irq_set_chip_data(irq, NULL);
- free_irq_cfg(cfg);
-}
-
static void __init print_APIC_field(int base)
{
int i;
--
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