syscall.sh / sparc64 / 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)
number261 (0x105)
abicommon
entry pointsys_sched_setaffinity
sinceLinux 5.0
man pagesched_setaffinity(2)
sourceelixir.bootlin.com

Registers

registervalue
g1261, the syscall number
o0pid_t pid
o1unsigned int len
o2unsigned long *user_mask_ptr
o0the return value

Then run t 0x6d to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/sparc64/sched_setaffinity