ACPI based interrupt routing and new ACPI code ready for testing
Sepherosa Ziehau
sepherosa at gmail.com
Sat Apr 2 04:57:28 PDT 2011
On Fri, Mar 25, 2011 at 7:32 PM, Max Herrgard <herrgard at gmail.com> wrote:
> On Fri, Mar 25, 2011 at 2:21 AM, Sepherosa Ziehau <sepherosa at gmail.com> wrote:
>> This interrupt sharing may caused by interrupt routing in ACPI code.
>> What's the vmstat -iv on both w/ and w/o ACPI interrupt routing?
>
> Yes they are a bit different.
OK, please test following commit on master:
40ad81aa20e2ba47db1f04204a60ffd06b513150
Best Regards,
sephe
>
> With ACPI interrupt routing:
> interrupt total rate
> irq0: clk 9239831 278
> irq4: sio0 0 0
> irq7: ppc0 1 0
> irq9: acpi0/vge0/uhci0/uhci1 33423 1
> irq10: ral0/rl0/ehci0 842511 25
> irq11: fwohci0/pcm0/rl1/atapci0/uhci2/uhci3 1110368 33
> irq14: ata0 37 0
> irq15: ata1 0 0
> irq19 46 0
> irq21 1119024 33
> irq192: swi_siopoll 0 0
> irq195: swi_cambio 0 0
> irq196: swi_vm 0 0
> irq197: swi_taskq/swi_mp_taskq 0 0
> Total 12345241 371
>
> Without:
> interrupt total rate
> irq0: clk 151705 466
> irq4: sio0 0 0
> irq5: vge0/uhci0/uhci1 40002 123
> irq7: ppc0 1 0
> irq9: acpi0 0 0
> irq10: ral0/rl0/ehci0 9093 27
> irq11: fwohci0/pcm0/rl1/atapci0/uhci2/uhci3 2253 6
> irq14: ata0 37 0
> irq15: ata1 0 0
> irq19 46 0
> irq21 2271 6
> irq192: swi_siopoll 0 0
> irq195: swi_cambio 0 0
> irq196: swi_vm 0 0
> irq197: swi_taskq/swi_mp_taskq 0 0
> Total 205408 632
>
>
> Max
>
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