fchown32 on m32r

change ownership of a file

sys_fchown(unsigned int fd, uid_t user, gid_t group)
number207 (0xcf)
abicommon
entry pointsys_fchown
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pagefchown32(2)
sourceelixir.bootlin.com

Registers

registervalue
r7207, the syscall number
r0unsigned int fd
r1uid_t user
r2gid_t group
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/fchown32?kernel=all