fs/nfsserver/nfs_nfsdstate.c

114 static int nfsrv_checkseqid(struct nfsrv_descript *nd, u_int32_t seqid,
924 		ldumpp[cnt].ndlck_stateid.seqid = stp->ls_stateid.seqid;
958 		ldumpp[cnt].ndlck_stateid.seqid = stp->ls_stateid.seqid;
987 		ldumpp[cnt].ndlck_stateid.seqid = stp->ls_stateid.seqid;
1510 		if (new_stp->ls_stateid.seqid == 0x0 &&
1515 		else if (new_stp->ls_stateid.seqid == 0xffffffff &&
1555 	 * check against the stateid, before incrementing the seqid#, since
1556 	 * we want to return NFSERR_BADSTATEID on failure and the seqid#
1660 			 * If haslock set, we've already checked the seqid.
1697 	       * If the seqid part of the stateid isn't the same, return
1706 	      if (!error && stp->ls_stateid.seqid!=new_stp->ls_stateid.seqid &&
1711 		    new_stp->ls_stateid.seqid != 0)))
1732 	 * seqid# has been updated, so we can return any error.
1966 		stateidp->seqid = ++(stp->ls_stateid.seqid);
1967 		if ((nd->nd_flag & ND_NFSV41) != 0 && stateidp->seqid == 0)
1968 			stateidp->seqid = stp->ls_stateid.seqid = 1;
2075 		stateidp->seqid = ++(lckstp->ls_stateid.seqid);
2076 		if ((nd->nd_flag & ND_NFSV41) != 0 && stateidp->seqid == 0)
2077 			stateidp->seqid = lckstp->ls_stateid.seqid = 1;
2088 		stateidp->seqid = new_stp->ls_stateid.seqid = 1;
2271 		    stateidp->seqid == 0) ||
2272 		    stateidp->seqid == stp->ls_stateid.seqid) &&
2405 	 * the seqid# has already been incremented.
2530 		    stateidp->seqid == 0) ||
2531 		    stateidp->seqid == stp->ls_stateid.seqid) &&
2696 		    stp->ls_stateid.seqid = delegstateidp->seqid = 1;
2717 		    new_open->ls_stateid.seqid = 1;
2782 		new_deleg->ls_stateid.seqid = delegstateidp->seqid = 1;
2821 		new_open->ls_stateid.seqid = 1;
2876 		    stp->ls_stateid.seqid = 1;
2886 		    openstp->ls_stateid.seqid++;
2888 			openstp->ls_stateid.seqid == 0)
2889 			openstp->ls_stateid.seqid = 1;
2908 			new_deleg->ls_stateid.seqid = delegstateidp->seqid = 1;
2933 		    new_open->ls_stateid.seqid = 1;
2967 			new_deleg->ls_stateid.seqid = delegstateidp->seqid = 1;
3006 		new_open->ls_stateid.seqid = 1;
3035 				new_deleg->ls_stateid.seqid =
3036 				    delegstateidp->seqid = 1;
3098 		stateidp->seqid = openstp->ls_stateid.seqid;
3164 	if (!error && stp->ls_stateid.seqid != new_stp->ls_stateid.seqid &&
3168 	      new_stp->ls_stateid.seqid != 0)))
3180 		 * seqid# and there are no byte range locks or other Opens
3195 	stateidp->seqid = stp->ls_stateid.seqid + 1;
3196 	if ((nd->nd_flag & ND_NFSV41) != 0 && stateidp->seqid == 0)
3197 		stateidp->seqid = 1;
3212 		stp->ls_stateid.seqid++;
3214 		    stp->ls_stateid.seqid == 0)
3215 			stp->ls_stateid.seqid = 1;
3251 		stp->ls_stateid.seqid++;
3253 		    stp->ls_stateid.seqid == 0)
3254 			stp->ls_stateid.seqid = 1;
3318 	    if (!error && stp->ls_stateid.seqid != stateidp->seqid &&
3319 		((nd->nd_flag & ND_NFSV41) == 0 || stateidp->seqid != 0))
3691 nfsrv_checkseqid(struct nfsrv_descript *nd, u_int32_t seqid,
3707 	if ((stp->ls_seq + 1) == seqid) {
3712 		stp->ls_seq = seqid;
3714 	} else if (stp->ls_seq == seqid && stp->ls_op &&
3910 	 * not use a lock/open owner seqid#, so the check can be done now.
4047 		*tl++ = txdr_unsigned(stateidp->seqid);
5099 	stp->ls_stateid.seqid = stateidp->seqid;