syscall.sh / nios2 / msgctl

msgctl

System V message control operations

sys_msgctl(int msqid, int cmd, struct msqid_ds *buf)
number187 (0xbb)
abicommon
entry pointsys_msgctl
sinceLinux 3.19
man pagemsgctl(2)
sourceelixir.bootlin.com

Registers

registervalue
r2187, the syscall number
r4int msqid
r5int cmd
r6struct msqid_ds *buf
r2the return value

Then run trap to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/nios2/msgctl