syscall.sh / csky / add_key

add_key

add a key to the kernel's key management facility

sys_add_key(const char *_type, const char *_description, const void *_payload, size_t plen, key_serial_t destringid)
number217 (0xd9)
abicommon
entry pointsys_add_key
sinceLinux 4.20
man pageadd_key(2)
sourceelixir.bootlin.com

Registers

registervalue
r7217, the syscall number
a0const char *_type
a1const char *_description
a2const void *_payload
a3size_t plen
r4key_serial_t destringid
a0the return value

Then run trap 0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/csky/add_key