1990/1126/port/devmnt.c (diff list | history)

1990/1126/sys/src/9/port/devmnt.c:669,683 – 1990/1127/sys/src/9/port/devmnt.c:669,684 (short | long | prev | next)
1990/0227		mntxmit(Mnt *m, Mnthdr *mh) { ulong n;
1990/1123		Mntbuf *mbw, *t;
1990/1127		Mntbuf *mbw;
1990/0604		Mnthdr *w, *ow; MntQ *q;
1990/1124		int qlocked, tag, written;
1990/0227
1990/0619		mh->mbr = mballoc();
1990/1127		mh->mbr = 0;
1990/0227		mbw = mballoc();
1990/1124		if(waserror()){ /* 1 */
1990/0619		mbfree(mh->mbr);
1990/1127		if(mh->mbr) mbfree(mh->mbr);
1990/0227		mbfree(mbw); nexterror(); }
1990/1126/sys/src/9/port/devmnt.c:706,711 – 1990/1127/sys/src/9/port/devmnt.c:707,713
1990/0227		/* * Read response */
1990/1127		mh->mbr = mballoc();
1990/0619		n = (*devtab[q->msg->type].read)(q->msg, mh->mbr->buf, BUFSIZE);
1990/0604		mqfree(q);
1990/1124		poperror(); /* 2 */
1990/1126/sys/src/9/port/devmnt.c:772,777 – 1990/1127/sys/src/9/port/devmnt.c:774,780
1990/1124		mnterrdequeue(m, mh);
1990/0703		nexterror(); }
1990/1127		mh->mbr = mballoc();
1990/0619		n = (*devtab[q->msg->type].read)(q->msg, mh->mbr->buf, BUFSIZE);
1990/1124		poperror(); /* 3 */
1990/0619		if(convM2S(mh->mbr->buf, &mh->rhdr, n) == 0){
1990/1126/sys/src/9/port/devmnt.c:808,816 – 1990/1127/sys/src/9/port/devmnt.c:811,818
1990/1123		w = &mnthdralloc.arena[tag];
1990/1124		if(w->flushing || !w->active) /* nothing to do; mntflush will clean up */
1990/1123		goto Read; t = mh->mbr; mh->mbr = w->mbr; w->mbr = t;
1990/1127		w->mbr = mh->mbr; mh->mbr = 0;
1990/1123		memcpy(&w->rhdr, &mh->rhdr, sizeof mh->rhdr); mntwunlink(q, w); w->readreply = 1;