syscall.sh / parisc / msgrcv

msgrcv

System V message queue operations

sys_msgrcv(int msqid, struct msgbuf *msgp, size_t msgsz, long msgtyp, int msgflg)
number189 (0xbd)
abicommon
entry pointsys_msgrcv
sinceLinux 5.0
man pagemsgrcv(2)
sourceelixir.bootlin.com

Registers

registervalue
r20189, the syscall number
r26int msqid
r25struct msgbuf *msgp
r24size_t msgsz
r23long msgtyp
r22int msgflg
r28the return value

Then run ble 0x100(%sr2, %r0) to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/parisc/msgrcv