JohnGraham
Newbie level 2
I'm working with the SMP affinity on an i.MX8 system (on a SolidRun HummingBoard Plus) and there are a couple of things that confuse me, but mostly that one of the affinities keeps changing.
It's for a timer interrupt, e.g.:
Anyone got any insight into this? I can't find anything on the web that explains any more about affinity than the basics.
It's a timer interrupt, if that makes any difference:
It's for a timer interrupt, e.g.:
Code:
root@sr-imx8:~# cat /proc/irq/6/smp_affinity
4
root@sr-imx8:~# cat /proc/irq/6/smp_affinity
2
root@sr-imx8:~# cat /proc/irq/6/smp_affinity
2
root@sr-imx8:~# cat /proc/irq/6/smp_affinity
1
Anyone got any insight into this? I can't find anything on the web that explains any more about affinity than the basics.
It's a timer interrupt, if that makes any difference:
Code:
root@sr-imx8:~# grep -w 6: /proc/interrupts
6: 12833 12095 10157 1 GPC-PSCI 47 Edge iMX system counter timer