setfsuid32 on m32r

set user identity used for filesystem checks

sys_setfsuid(uid_t uid)
number215 (0xd7)
abicommon
entry pointsys_setfsuid
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pagesetfsuid32(2)
sourceelixir.bootlin.com

Registers

registervalue
r7215, the syscall number
r0uid_t uid
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/setfsuid32?kernel=all