perf_event_open on mn10300

set up performance monitoring

sys_perf_event_open(struct perf_event_attr *attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags)
number337 (0x151)
abicommon
kconfigCONFIG_PERF_EVENTS
entry pointsys_perf_event_open
sinceLinux 3.3 or earlier (3.3 is the first release scanned for mn10300)
man pageperf_event_open(2)
sourceelixir.bootlin.com

Registers

registervalue
d0337, the syscall number
a0struct perf_event_attr *attr_uptr
d1pid_t pid
a3int cpu
a2int group_fd
d3unsigned long flags
d0the return value

Then run syscall 0 to enter the kernel.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. 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/mn10300/perf_event_open?kernel=all