Messages in this thread Patch in this message | | | From | Jeremy Fitzhardinge <> | Subject | [PATCH 05/10] x86/io_apic: add get_nr_irqs_gsi() | Date | Fri, 27 Feb 2009 18:14:03 -0800 |
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From: Jeremy Fitzhardinge <jeremy@f9-builder.(none)>
Add get_nr_irqs_gsi() to return nr_irqs_gsi. Xen will use this to determine how many irqs it needs to reserve for hardware irqs.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- arch/x86/include/asm/io_apic.h | 1 + arch/x86/kernel/io_apic.c | 5 +++++ 2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 685f21b..b82ca76 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -168,6 +168,7 @@ extern void reinit_intr_remapped_IO_APIC(int); #endif extern void probe_nr_irqs_gsi(void); +extern int get_nr_irqs_gsi(void); #else /* !CONFIG_X86_IO_APIC */ #define io_apic_assign_pci_irqs 0 diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 6366384..b93a919 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c @@ -3865,6 +3865,11 @@ void __init probe_nr_irqs_gsi(void) printk(KERN_DEBUG "nr_irqs_gsi: %d\n", nr_irqs_gsi); } +int get_nr_irqs_gsi(void) +{ + return nr_irqs_gsi; +} + #ifdef CONFIG_SPARSE_IRQ int __init arch_probe_nr_irqs(void) { -- 1.6.0.6
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