prctl on tilegx

operations on a process or thread

sys_prctl(int option, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5)
number167 (0xa7)
abicommon
entry pointsys_prctl
sinceLinux 3.7 or earlier (3.7 is the first release scanned for tilegx)
man pageprctl(2)
sourceelixir.bootlin.com

Registers

registervalue
r10167, the syscall number
r0int option
r1unsigned long arg2
r2unsigned long arg3
r3unsigned long arg4
r4unsigned long arg5
r0the return value

Then run swint1 to enter the kernel.

The kernel uses r1 to signal an error.

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/tilegx/prctl?kernel=all