request_key on m32r

request a key from the kernel's key management facility

sys_request_key(const char *_type, const char *_description, const char *_callout_info, key_serial_t destringid)
number287 (0x11f)
abicommon
kconfigCONFIG_KEYS
familykeys see the whole family on m32r
entry pointsys_request_key
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pagerequest_key(2)
sourceelixir.bootlin.com

Registers

registervalue
r7287, the syscall number
r0const char *_type
r1const char *_description
r2const char *_callout_info
r3key_serial_t destringid
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/request_key?kernel=all