umount2 on nds32

unmount filesystem

sys_umount(char *name, int flags)
number39 (0x27)
abicommon
entry pointsys_umount
sinceLinux 4.17 or earlier (4.17 is the first release scanned for nds32)
man pageumount2(2)
sourceelixir.bootlin.com

Registers

registervalue
r1539, the syscall number
r0char *name
r1int flags
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/umount2?kernel=all