add_key on blackfin

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)
number286 (0x11e)
abicommon
kconfigCONFIG_KEYS
familykeys see the whole family on blackfin
entry pointsys_add_key
sinceLinux 3.3 or earlier (3.3 is the first release scanned for blackfin)
man pageadd_key(2)
sourceelixir.bootlin.com

Registers

registervalue
P0286, the syscall number
R0const char *_type
R1const char *_description
R2const void *_payload
R3size_t plen
R4key_serial_t destringid
R0the return value

Then run excpt 0 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/blackfin/add_key?kernel=all