diff options
| author |   Stanislav Kinsbursky <skinsbursky@parallels.com> | 2012-11-14 18:22:17 +0300 |
|---|---|---|
| committer |   J. Bruce Fields <bfields@redhat.com> | 2012-11-15 07:40:51 -0500 |
| commit | 0912128149e86b48ed946371298d7fe61120d627 (patch) | |
| tree | 479c8ccf93cfccd720d40be8b47745690cef6ff6 /fs/nfsd | |
| parent | nfsd: pass nfsd_net instead of net to grace enders (diff) | |
| download | linux-dev-0912128149e86b48ed946371298d7fe61120d627.tar.xz linux-dev-0912128149e86b48ed946371298d7fe61120d627.zip | |
nfsd: make laundromat network namespace aware
This patch moves laundromat_work to nfsd per-net context, thus allowing to run
multiple laundries.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/netns.h | 2 | ||||
| -rw-r--r-- | fs/nfsd/nfs4state.c | 21 |
2 files changed, 15 insertions, 8 deletions
diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h index a356ea3dc686..227b93ebb622 100644 --- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -79,6 +79,8 @@ struct nfsd_net { */ struct list_head client_lru; struct list_head close_lru; + + struct delayed_work laundromat_work; }; extern int nfsd_net_id; diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 2e4ed691255a..e75872f81e1c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -3176,7 +3176,7 @@ nfsd4_end_grace(struct nfsd_net *nn) } static time_t -nfs4_laundromat(void) +nfs4_laundromat(struct nfsd_net *nn) { struct nfs4_client *clp; struct nfs4_openowner *oo; @@ -3185,7 +3185,6 @@ nfs4_laundromat(void) time_t cutoff = get_seconds() - nfsd4_lease; time_t t, clientid_val = nfsd4_lease; time_t u, test_val = nfsd4_lease; - struct nfsd_net *nn = net_generic(&init_net, nfsd_net_id); nfs4_lock_state(); @@ -3251,16 +3250,19 @@ nfs4_laundromat(void) static struct workqueue_struct *laundry_wq; static void laundromat_main(struct work_struct *); -static DECLARE_DELAYED_WORK(laundromat_work, laundromat_main); static void -laundromat_main(struct work_struct *not_used) +laundromat_main(struct work_struct *laundry) { time_t t; + struct delayed_work *dwork = container_of(laundry, struct delayed_work, + work); + struct nfsd_net *nn = container_of(dwork, struct nfsd_net, + laundromat_work); - t = nfs4_laundromat(); + t = nfs4_laundromat(nn); dprintk("NFSD: laundromat_main - sleeping for %ld seconds\n", t); - queue_delayed_work(laundry_wq, &laundromat_work, t*HZ); + queue_delayed_work(laundry_wq, &nn->laundromat_work, t*HZ); } static inline __be32 nfs4_check_fh(struct svc_fh *fhp, struct nfs4_ol_stateid *stp) @@ -4791,6 +4793,8 @@ static int nfs4_state_start_net(struct net *net) INIT_LIST_HEAD(&nn->client_lru); INIT_LIST_HEAD(&nn->close_lru); + INIT_DELAYED_WORK(&nn->laundromat_work, laundromat_main); + return 0; err_sessionid: @@ -4875,7 +4879,8 @@ nfs4_state_start(void) ret = nfsd4_create_callback_queue(); if (ret) goto out_free_laundry; - queue_delayed_work(laundry_wq, &laundromat_work, nfsd4_grace * HZ); + + queue_delayed_work(laundry_wq, &nn->laundromat_work, nfsd4_grace * HZ); set_max_delegations(); return 0; out_free_laundry: @@ -4918,7 +4923,7 @@ nfs4_state_shutdown(void) struct net *net = &init_net; struct nfsd_net *nn = net_generic(net, nfsd_net_id); - cancel_delayed_work_sync(&laundromat_work); + cancel_delayed_work_sync(&nn->laundromat_work); destroy_workqueue(laundry_wq); locks_end_grace(&nn->nfsd4_manager); nfs4_lock_state(); |