diff --git a/sys/fs/nfs/nfsclstate.h b/sys/fs/nfs/nfsclstate.h index 84088a2a4fd..92669ff8d1a 100644 --- a/sys/fs/nfs/nfsclstate.h +++ b/sys/fs/nfs/nfsclstate.h @@ -118,6 +118,8 @@ struct nfsclclient { time_t nfsc_expire; int nfsc_delegcnt; int nfsc_deleghighwater; + int nfsc_layoutcnt; + int nfsc_layouthighwater; u_int32_t nfsc_clientidrev; u_int32_t nfsc_rev; u_int32_t nfsc_renew; diff --git a/sys/fs/nfsclient/nfs_clstate.c b/sys/fs/nfsclient/nfs_clstate.c index ad30a306c31..12894e3dcb8 100644 --- a/sys/fs/nfsclient/nfs_clstate.c +++ b/sys/fs/nfsclient/nfs_clstate.c @@ -94,7 +94,6 @@ NFSCLSTATEMUTEX; int nfscl_inited = 0; struct nfsclhead nfsclhead; /* Head of clientid list */ -static int nfscl_layoutcnt = 0; static int nfscl_getopen(struct nfsclownerhead *, struct nfsclopenhash *, u_int8_t *, int, u_int8_t *, u_int8_t *, u_int32_t, struct nfscllockowner **, struct nfsclopen **); @@ -923,6 +922,8 @@ nfscl_getcl(struct mount *mp, struct ucred *cred, NFSPROC_T *p, clp->nfsc_flags = NFSCLFLAGS_INITED; clp->nfsc_delegcnt = 0; clp->nfsc_deleghighwater = NFSCLDELEGHIGHWATER; + clp->nfsc_layoutcnt = 0; + clp->nfsc_layouthighwater = NFSCLLAYOUTHIGHWATER; clp->nfsc_clientidrev = 1; clp->nfsc_cbident = nfscl_nextcbident(); nfscl_fillclid(nmp->nm_clval, uuid, clp->nfsc_id, @@ -2982,13 +2983,14 @@ tryagain2: lyp = TAILQ_LAST(&clp->nfsc_layout, nfscllayouthead); while (lyp != NULL) { nlyp = TAILQ_PREV(lyp, nfscllayouthead, nfsly_list); - if (lyp->nfsly_timestamp < NFSD_MONOSEC && + if ((lyp->nfsly_timestamp < NFSD_MONOSEC || + clp->nfsc_layoutcnt > clp->nfsc_layouthighwater) && (lyp->nfsly_flags & (NFSLY_RECALL | NFSLY_RETONCLOSE)) == 0 && lyp->nfsly_lock.nfslock_usecnt == 0 && lyp->nfsly_lock.nfslock_lock == 0) { NFSCL_DEBUG(4, "ret stale lay=%d\n", - nfscl_layoutcnt); + clp->nfsc_layoutcnt); recallp = malloc(sizeof(*recallp), M_NFSLAYRECALL, M_NOWAIT); if (recallp == NULL) @@ -5293,7 +5295,7 @@ nfscl_layout(struct nfsmount *nmp, vnode_t vp, u_int8_t *fhp, int fhlen, LIST_INSERT_HEAD(NFSCLLAYOUTHASH(clp, fhp, fhlen), lyp, nfsly_hash); lyp->nfsly_timestamp = NFSD_MONOSEC + 120; - nfscl_layoutcnt++; + clp->nfsc_layoutcnt++; nfsstatsv1.cllayouts++; } else { if (retonclose != 0) @@ -5668,7 +5670,7 @@ nfscl_freelayout(struct nfscllayout *layp) LIST_REMOVE(rp, nfsrecly_list); free(rp, M_NFSLAYRECALL); } - nfscl_layoutcnt--; + layp->nfsly_clp->nfsc_layoutcnt--; nfsstatsv1.cllayouts--; free(layp, M_NFSLAYOUT); }