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| author | J. Bruce Fields <bfields@redhat.com> | 2013-03-21 20:19:33 +0100 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2013-04-04 19:25:16 +0200 |
| commit | e8c69d17d1ef8437aee729322db005573a467fd6 (patch) | |
| tree | d6266a01818dfd0038337fab3253912e1d140405 /fs | |
| parent | nfsd4: shut down more of delegation earlier (diff) | |
| download | linux-e8c69d17d1ef8437aee729322db005573a467fd6.tar.xz linux-e8c69d17d1ef8437aee729322db005573a467fd6.zip | |
nfsd4: make del_recall_lru per-network-namespace
If nothing else this simplifies the nfs4_state_shutdown_net logic a tad.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/netns.h | 1 | ||||
| -rw-r--r-- | fs/nfsd/nfs4state.c | 15 |
2 files changed, 8 insertions, 8 deletions
diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h index 1051bebff1b0..849a7c3ced22 100644 --- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -80,6 +80,7 @@ struct nfsd_net { */ struct list_head client_lru; struct list_head close_lru; + struct list_head del_recall_lru; struct delayed_work laundromat_work; diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 26a03fa6840a..aae93045ce6b 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -225,8 +225,6 @@ opaque_hashval(const void *ptr, int nbytes) return x; } -static struct list_head del_recall_lru; - static void nfsd4_free_file(struct nfs4_file *f) { kmem_cache_free(file_slab, f); @@ -2583,6 +2581,9 @@ out: static void nfsd_break_one_deleg(struct nfs4_delegation *dp) { + struct nfs4_client *clp = dp->dl_stid.sc_client; + struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id); + /* We're assuming the state code never drops its reference * without first removing the lease. Since we're in this lease * callback (and since the lease code is serialized by the kernel @@ -2590,7 +2591,7 @@ static void nfsd_break_one_deleg(struct nfs4_delegation *dp) * it's safe to take a reference: */ atomic_inc(&dp->dl_count); - list_add_tail(&dp->dl_recall_lru, &del_recall_lru); + list_add_tail(&dp->dl_recall_lru, &nn->del_recall_lru); /* only place dl_time is set. protected by lock_flocks*/ dp->dl_time = get_seconds(); @@ -3254,7 +3255,7 @@ nfs4_laundromat(struct nfsd_net *nn) expire_client(clp); } spin_lock(&recall_lock); - list_for_each_safe(pos, next, &del_recall_lru) { + list_for_each_safe(pos, next, &nn->del_recall_lru) { dp = list_entry (pos, struct nfs4_delegation, dl_recall_lru); if (net_generic(dp->dl_stid.sc_client->net, nfsd_net_id) != nn) continue; @@ -4810,7 +4811,6 @@ struct nfs4_client *nfsd_find_client(struct sockaddr_storage *addr, size_t addr_ void nfs4_state_init(void) { - INIT_LIST_HEAD(&del_recall_lru); } /* @@ -4874,6 +4874,7 @@ static int nfs4_state_create_net(struct net *net) nn->unconf_name_tree = RB_ROOT; INIT_LIST_HEAD(&nn->client_lru); INIT_LIST_HEAD(&nn->close_lru); + INIT_LIST_HEAD(&nn->del_recall_lru); spin_lock_init(&nn->client_lock); INIT_DELAYED_WORK(&nn->laundromat_work, laundromat_main); @@ -4986,10 +4987,8 @@ nfs4_state_shutdown_net(struct net *net) INIT_LIST_HEAD(&reaplist); spin_lock(&recall_lock); - list_for_each_safe(pos, next, &del_recall_lru) { + list_for_each_safe(pos, next, &nn->del_recall_lru) { dp = list_entry (pos, struct nfs4_delegation, dl_recall_lru); - if (dp->dl_stid.sc_client->net != net) - continue; list_move(&dp->dl_recall_lru, &reaplist); } spin_unlock(&recall_lock); |