diff options
| -rw-r--r-- | fs/lockd/svc.c | 2 | ||||
| -rw-r--r-- | fs/nfs/callback.c | 2 | ||||
| -rw-r--r-- | fs/nfsd/nfssvc.c | 40 | ||||
| -rw-r--r-- | include/linux/sunrpc/svc.h | 8 | ||||
| -rw-r--r-- | net/sunrpc/svc.c | 7 |
5 files changed, 33 insertions, 26 deletions
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c index 9a991b5..13feba4 100644 --- a/fs/lockd/svc.c +++ b/fs/lockd/svc.c @@ -236,7 +236,7 @@ lockd_up(void) "lockd_up: no pid, %d users??\n", nlmsvc_users); error = -ENOMEM; - serv = svc_create(&nlmsvc_program, LOCKD_BUFSIZE); + serv = svc_create(&nlmsvc_program, LOCKD_BUFSIZE, NULL); if (!serv) { printk(KERN_WARNING "lockd_up: create service failed\n"); goto out; diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index a3ee113..e244cdc 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -116,7 +116,7 @@ int nfs_callback_up(void) goto out; init_completion(&nfs_callback_info.started); init_completion(&nfs_callback_info.stopped); - serv = svc_create(&nfs4_callback_program, NFS4_CALLBACK_BUFSIZE); + serv = svc_create(&nfs4_callback_program, NFS4_CALLBACK_BUFSIZE, NULL); ret = -ENOMEM; if (!serv) goto out_err; diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index ec1decf..c52c999 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -130,11 +130,25 @@ int nfsd_nrthreads(void) return nfsd_serv->sv_nrthreads; } +static int killsig; /* signal that was used to kill last nfsd */ +static void nfsd_last_thread(struct svc_serv *serv) +{ + /* When last nfsd thread exits we need to do some clean-up */ + nfsd_serv = NULL; + nfsd_racache_shutdown(); + nfs4_state_shutdown(); + + printk(KERN_WARNING "nfsd: last server has exited\n"); + if (killsig != SIG_NOCLEAN) { + printk(KERN_WARNING "nfsd: unexporting all filesystems\n"); + nfsd_export_flush(); + } +} int nfsd_svc(unsigned short port, int nrservs) { int error; - int none_left, found_one, i; + int found_one, i; struct list_head *victim; lock_kernel(); @@ -197,7 +211,8 @@ nfsd_svc(unsigned short port, int nrservs) atomic_set(&nfsd_busy, 0); error = -ENOMEM; - nfsd_serv = svc_create(&nfsd_program, NFSD_BUFSIZE); + nfsd_serv = svc_create(&nfsd_program, NFSD_BUFSIZE, + nfsd_last_thread); if (nfsd_serv == NULL) goto out; error = svc_makesock(nfsd_serv, IPPROTO_UDP, port); @@ -231,13 +246,7 @@ nfsd_svc(unsigned short port, int nrservs) nrservs++; } failure: - none_left = (nfsd_serv->sv_nrthreads == 1); svc_destroy(nfsd_serv); /* Release server */ - if (none_left) { - nfsd_serv = NULL; - nfsd_racache_shutdown(); - nfs4_state_shutdown(); - } out: unlock_kernel(); return error; @@ -353,7 +362,7 @@ nfsd(struct svc_rqst *rqstp) if (sigismember(¤t->pending.signal, signo) && !sigismember(¤t->blocked, signo)) break; - err = signo; + killsig = signo; } /* Clear signals before calling lockd_down() and svc_exit_thread() */ flush_signals(current); @@ -362,19 +371,6 @@ nfsd(struct svc_rqst *rqstp) /* Release lockd */ lockd_down(); - - /* Check if this is last thread */ - if (serv->sv_nrthreads==1) { - - printk(KERN_WARNING "nfsd: last server has exited\n"); - if (err != SIG_NOCLEAN) { - printk(KERN_WARNING "nfsd: unexporting all filesystems\n"); - nfsd_export_flush(); - } - nfsd_serv = NULL; - nfsd_racache_shutdown(); /* release read-ahead cache */ - nfs4_state_shutdown(); - } list_del(&me.list); nfsdstats.th_cnt --; diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 73140ee..bff5e9b 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -42,6 +42,11 @@ struct svc_serv { int sv_tmpcnt; /* count of temporary sockets */ char * sv_name; /* service name */ + + void (*sv_shutdown)(struct svc_serv *serv); + /* Callback to use when last thread + * exits. + */ }; /* @@ -328,7 +333,8 @@ typedef void (*svc_thread_fn)(struct svc_rqst *); /* * Function prototypes. */ -struct svc_serv * svc_create(struct svc_program *, unsigned int); +struct svc_serv * svc_create(struct svc_program *, unsigned int, + void (*shutdown)(struct svc_serv*)); int svc_create_thread(svc_thread_fn, struct svc_serv *); void svc_exit_thread(struct svc_rqst *); void svc_destroy(struct svc_serv *); diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 44b8d9d..f5aee4c 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -26,7 +26,8 @@ * Create an RPC service */ struct svc_serv * -svc_create(struct svc_program *prog, unsigned int bufsize) +svc_create(struct svc_program *prog, unsigned int bufsize, + void (*shutdown)(struct svc_serv *serv)) { struct svc_serv *serv; int vers; @@ -39,6 +40,7 @@ svc_create(struct svc_program *prog, unsigned int bufsize) serv->sv_nrthreads = 1; serv->sv_stats = prog->pg_stats; serv->sv_bufsz = bufsize? bufsize : 4096; + serv->sv_shutdown = shutdown; xdrsize = 0; while (prog) { prog->pg_lovers = prog->pg_nvers-1; @@ -91,6 +93,9 @@ svc_destroy(struct svc_serv *serv) sk_list); svc_delete_socket(svsk); } + if (serv->sv_shutdown) + serv->sv_shutdown(serv); + while (!list_empty(&serv->sv_permsocks)) { svsk = list_entry(serv->sv_permsocks.next, struct svc_sock, |