mprotect on nds32

set protection on a region of memory

sys_mprotect(unsigned long start, size_t len, unsigned long prot)
number226 (0xe2)
abicommon
entry pointsys_mprotect
sinceLinux 4.17 or earlier (4.17 is the first release scanned for nds32)
man pagemprotect(2)
sourceelixir.bootlin.com

Registers

registervalue
r15226, the syscall number
r0unsigned long start
r1size_t len
r2unsigned long prot
r0the return value

Then run syscall to enter the kernel.

This architecture was removed from the Linux kernel in Linux 5.18. The newest release with a syscall table here is Linux 5.17. 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/nds32/mprotect?kernel=all