ACPI based interrupt routing and new ACPI code ready for testing

[Max Herrgard]

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.

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