syscall.sh / openrisc / sched_setaffinity

sched_setaffinity

set and get a thread's CPU affinity mask

sys_sched_setaffinity(pid_t pid, unsigned int len, unsigned long *user_mask_ptr)
number122 (0x7a)
abicommon
entry pointsys_sched_setaffinity
sinceLinux 3.7
man pagesched_setaffinity(2)
sourceelixir.bootlin.com

Registers

registervalue
r11122, the syscall number
r3pid_t pid
r4unsigned int len
r5unsigned long *user_mask_ptr
r11the return value

Then run l.sys 1 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/openrisc/sched_setaffinity