#14803: New network changes causes interrupt storm on QEMU with shared interrupt
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Reporter: tqh | Owner: nobody
Type: bug | Status: new
Priority: normal | Milestone: Unscheduled
Component: Drivers | Version: R1/Development
Resolution: | Keywords:
Blocked By: | Blocking:
Has a Patch: 0 | Platform: All
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Comment (by tqh):
Probably relevant IRQ-routing info with USB enabled:
{{{
found io-apic with address 0xfec00000, global interrupt base 0, apic-id 0
mapping io-apic 0 at physical address 0xfec00000
io-apic 0 has range 0-23, 24 entries, version 0x00170011, apic-id 0
setting ACPI interrupt model to APIC
failed to put ACPI into APIC interrupt model, ignoring
IRQ routing table with 3 entries
address 0x1ffff; pin 0; source 0xffffffff82a1d998 0; pci 0:1 pin 1 func
mask 8; bios irq: 9; gsi 9; config 0x0a
address 0x1ffff; pin 3; source 0xffffffff82a1db18 0; pci 0:1 pin 4 func
mask 4; bios irq: 11; gsi 11; config 0x0a
address 0x3ffff; pin 0; source 0xffffffff82a1dc98 0; pci 0:3 pin 1 func
mask 1; bios irq: 11; gsi 11; config 0x0a
found interrupt override for bus 0, source irq 0, global irq 2, flags
0x00000000
found interrupt override for bus 0, source irq 5, global irq 5, flags
0x0000000d
found interrupt override for bus 0, source irq 9, global irq 9, flags
0x0000000d
found interrupt override for bus 0, source irq 10, global irq 10, flags
0x0000000d
found interrupt override for bus 0, source irq 11, global irq 11, flags
0x0000000d
free_io_interrupt_vectors: freeing 16 vectors starting from 0
reserve_io_interrupt_vectors: reserved 24 vectors starting from 0
}}}
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Ticket URL: <https://dev.haiku-os.org/ticket/14803#comment:2>
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