Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-28 08:29:52
Last Modify:2020-03-16 21:24:45 Copyright©Brick
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Name:mp_map_gsi_to_irq

Proto:int mp_map_gsi_to_irq(unsigned int gsi, unsigned int flags, struct irq_alloc_info *info)

Type:int

Parameter:

TypeParameterName
unsigned intgsi
unsigned intflags
struct irq_alloc_info *info
1114  ioapic = mp_find_ioapic(gsi)
1115  If ioapic < 0 Then Return -ENODEV
1118  pin = mp_find_ioapic_pin(ioapic, gsi)
1119  idx = Find the IRQ entry number of a certain pin.
1120  If flags & IOAPIC_MAP_CHECK && idx < 0 Then Return -ENODEV
1123  Return mp_map_pin_to_irq(gsi, idx, ioapic, pin, flags, info)
Caller
NameDescribe
mp_unregister_ioapic