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Differential D10385 Diff 38027 head/sys/fs/nfsserver/nfs_nfsdstate.c

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head/sys/fs/nfsserver/nfs_nfsdstate.c

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/* /*
* Open update. Does the confirm, downgrade and close. * Open update. Does the confirm, downgrade and close.
*/ */
APPLESTATIC int APPLESTATIC int
nfsrv_openupdate(vnode_t vp, struct nfsstate *new_stp, nfsquad_t clientid, nfsrv_openupdate(vnode_t vp, struct nfsstate *new_stp, nfsquad_t clientid,
nfsv4stateid_t *stateidp, struct nfsrv_descript *nd, NFSPROC_T *p) nfsv4stateid_t *stateidp, struct nfsrv_descript *nd, NFSPROC_T *p)
{ {
struct nfsstate *stp, *ownerstp; struct nfsstate *stp;
struct nfsclient *clp; struct nfsclient *clp;
struct nfslockfile *lfp; struct nfslockfile *lfp;
u_int32_t bits; u_int32_t bits;
int error = 0, gotstate = 0, len = 0; int error = 0, gotstate = 0, len = 0;
u_char *clidp = NULL; u_char *clidp = NULL;
/* /*
* Check for restart conditions (client and server). * Check for restart conditions (client and server).
▲ Show 20 Lines • Show All 82 Lines • ▼ Show 20 Lines if (new_stp->ls_flags & NFSLCK_CONFIRM) {
if (!(clp->lc_flags & LCL_STAMPEDSTABLE)) { if (!(clp->lc_flags & LCL_STAMPEDSTABLE)) {
clp->lc_flags |= LCL_STAMPEDSTABLE; clp->lc_flags |= LCL_STAMPEDSTABLE;
len = clp->lc_idlen; len = clp->lc_idlen;
NFSBCOPY(clp->lc_id, clidp, len); NFSBCOPY(clp->lc_id, clidp, len);
gotstate = 1; gotstate = 1;
} }
NFSUNLOCKSTATE(); NFSUNLOCKSTATE();
} else if (new_stp->ls_flags & NFSLCK_CLOSE) { } else if (new_stp->ls_flags & NFSLCK_CLOSE) {
ownerstp = stp->ls_openowner;
lfp = stp->ls_lfp; lfp = stp->ls_lfp;
if (nfsrv_dolocallocks != 0 && !LIST_EMPTY(&stp->ls_open)) { if (nfsrv_dolocallocks != 0 && !LIST_EMPTY(&stp->ls_open)) {
/* Get the lf lock */ /* Get the lf lock */
nfsrv_locklf(lfp); nfsrv_locklf(lfp);
NFSUNLOCKSTATE(); NFSUNLOCKSTATE();
ASSERT_VOP_ELOCKED(vp, "nfsrv_openupdate"); ASSERT_VOP_ELOCKED(vp, "nfsrv_openupdate");
NFSVOPUNLOCK(vp, 0); NFSVOPUNLOCK(vp, 0);
if (nfsrv_freeopen(stp, vp, 1, p) == 0) { if (nfsrv_freeopen(stp, vp, 1, p) == 0) {
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