Lines Matching refs:msgsz
91 size_t msgsz; member
187 static inline bool msg_fits_inqueue(struct msg_queue *msq, size_t msgsz) in msg_fits_inqueue() argument
189 return msgsz + msq->q_cbytes <= msq->q_qbytes && in msg_fits_inqueue()
194 struct msg_sender *mss, size_t msgsz) in ss_add() argument
197 mss->msgsz = msgsz; in ss_add()
237 else if (!msg_fits_inqueue(msq, mss->msgsz)) { in ss_wakeup()
849 size_t msgsz, int msgflg) in do_msgsnd() argument
859 if (msgsz > ns->msg_ctlmax || (long) msgsz < 0 || msqid < 0) in do_msgsnd()
864 msg = load_msg(mtext, msgsz); in do_msgsnd()
869 msg->m_ts = msgsz; in do_msgsnd()
897 if (msg_fits_inqueue(msq, msgsz)) in do_msgsnd()
907 ss_add(msq, &s, msgsz); in do_msgsnd()
942 msq->q_cbytes += msgsz; in do_msgsnd()
944 percpu_counter_add_local(&ns->percpu_msg_bytes, msgsz); in do_msgsnd()
961 long ksys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz, in ksys_msgsnd() argument
968 return do_msgsnd(msqid, mtype, msgp->mtext, msgsz, msgflg); in ksys_msgsnd()
971 SYSCALL_DEFINE4(msgsnd, int, msqid, struct msgbuf __user *, msgp, size_t, msgsz, in SYSCALL_DEFINE4() argument
974 return ksys_msgsnd(msqid, msgp, msgsz, msgflg); in SYSCALL_DEFINE4()
985 compat_ssize_t msgsz, int msgflg) in compat_ksys_msgsnd() argument
992 return do_msgsnd(msqid, mtype, up->mtext, (ssize_t)msgsz, msgflg); in compat_ksys_msgsnd()
996 compat_ssize_t, msgsz, int, msgflg) in COMPAT_SYSCALL_DEFINE4() argument
998 return compat_ksys_msgsnd(msqid, msgp, msgsz, msgflg); in COMPAT_SYSCALL_DEFINE4()
1029 size_t msgsz; in do_msg_fill() local
1034 msgsz = (bufsz > msg->m_ts) ? msg->m_ts : bufsz; in do_msg_fill()
1035 if (store_msg(msgp->mtext, msg, msgsz)) in do_msg_fill()
1037 return msgsz; in do_msg_fill()
1264 long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz, in ksys_msgrcv() argument
1267 return do_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg, do_msg_fill); in ksys_msgrcv()
1270 SYSCALL_DEFINE5(msgrcv, int, msqid, struct msgbuf __user *, msgp, size_t, msgsz, in SYSCALL_DEFINE5() argument
1273 return ksys_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg); in SYSCALL_DEFINE5()
1280 size_t msgsz; in compat_do_msg_fill() local
1285 msgsz = (bufsz > msg->m_ts) ? msg->m_ts : bufsz; in compat_do_msg_fill()
1286 if (store_msg(msgp->mtext, msg, msgsz)) in compat_do_msg_fill()
1288 return msgsz; in compat_do_msg_fill()
1291 long compat_ksys_msgrcv(int msqid, compat_uptr_t msgp, compat_ssize_t msgsz, in compat_ksys_msgrcv() argument
1294 return do_msgrcv(msqid, compat_ptr(msgp), (ssize_t)msgsz, (long)msgtyp, in compat_ksys_msgrcv()
1299 compat_ssize_t, msgsz, compat_long_t, msgtyp, in COMPAT_SYSCALL_DEFINE5() argument
1302 return compat_ksys_msgrcv(msqid, msgp, msgsz, msgtyp, msgflg); in COMPAT_SYSCALL_DEFINE5()