waitid on m32r

wait for process to change state

sys_waitid(int which, pid_t pid, struct siginfo *infop, int options, struct rusage *ru)
number284 (0x11c)
abicommon
entry pointsys_waitid
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pagewaitid(2)
sourceelixir.bootlin.com

Registers

registervalue
r7284, the syscall number
r0int which
r1pid_t pid
r2struct siginfo *infop
r3int options
r4struct rusage *ru
r0the return value

Then run trap #2 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/m32r/waitid?kernel=all