umount2 on tilegx

unmount filesystem

sys_umount(char *name, int flags)
number39 (0x27)
abicommon
entry pointsys_umount
sinceLinux 3.7 or earlier (3.7 is the first release scanned for tilegx)
man pageumount2(2)
sourceelixir.bootlin.com

Registers

registervalue
r1039, the syscall number
r0char *name
r1int flags
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/umount2?kernel=all