getcpu on nds32

determine CPU and NUMA node on which the calling thread is running

sys_getcpu(unsigned *cpup, unsigned *nodep, struct getcpu_cache *unused)
number168 (0xa8)
abicommon
entry pointsys_getcpu
sinceLinux 4.17 or earlier (4.17 is the first release scanned for nds32)
man pagegetcpu(2)
sourceelixir.bootlin.com

Registers

registervalue
r15168, the syscall number
r0unsigned *cpup
r1unsigned *nodep
r2struct getcpu_cache *unused
r0the return value

Then run syscall to enter the kernel.

This architecture was removed from the Linux kernel in Linux 5.18. The newest release with a syscall table here is Linux 5.17. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/nds32/getcpu?kernel=all