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-rw-r--r--fs/lockd/grace.c16
-rw-r--r--fs/lockd/host.c92
-rw-r--r--fs/lockd/netns.h7
-rw-r--r--fs/lockd/svc.c43
-rw-r--r--fs/lockd/svc4proc.c13
-rw-r--r--fs/lockd/svclock.c16
-rw-r--r--fs/lockd/svcproc.c15
-rw-r--r--fs/lockd/svcsubs.c19
8 files changed, 142 insertions, 79 deletions
diff --git a/fs/lockd/grace.c b/fs/lockd/grace.c
index 183cc1f0af1..6d1ee7204c8 100644
--- a/fs/lockd/grace.c
+++ b/fs/lockd/grace.c
@@ -4,8 +4,10 @@
#include <linux/module.h>
#include <linux/lockd/bind.h>
+#include <net/net_namespace.h>
+
+#include "netns.h"
-static LIST_HEAD(grace_list);
static DEFINE_SPINLOCK(grace_lock);
/**
@@ -19,10 +21,12 @@ static DEFINE_SPINLOCK(grace_lock);
*
* This function is called to start a grace period.
*/
-void locks_start_grace(struct lock_manager *lm)
+void locks_start_grace(struct net *net, struct lock_manager *lm)
{
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
spin_lock(&grace_lock);
- list_add(&lm->list, &grace_list);
+ list_add(&lm->list, &ln->grace_list);
spin_unlock(&grace_lock);
}
EXPORT_SYMBOL_GPL(locks_start_grace);
@@ -52,8 +56,10 @@ EXPORT_SYMBOL_GPL(locks_end_grace);
* to answer ordinary lock requests, and when they should accept only
* lock reclaims.
*/
-int locks_in_grace(void)
+int locks_in_grace(struct net *net)
{
- return !list_empty(&grace_list);
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
+ return !list_empty(&ln->grace_list);
}
EXPORT_SYMBOL_GPL(locks_in_grace);
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index eb75ca7c2d6..f9b22e58f78 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -21,6 +21,8 @@
#include <net/ipv6.h>
+#include "netns.h"
+
#define NLMDBG_FACILITY NLMDBG_HOSTCACHE
#define NLM_HOST_NRHASH 32
#define NLM_HOST_REBIND (60 * HZ)
@@ -41,11 +43,10 @@ static struct hlist_head nlm_client_hosts[NLM_HOST_NRHASH];
hlist_for_each_entry_safe((host), (pos), (next), \
(chain), h_hash)
-static unsigned long next_gc;
static unsigned long nrhosts;
static DEFINE_MUTEX(nlm_host_mutex);
-static void nlm_gc_hosts(void);
+static void nlm_gc_hosts(struct net *net);
struct nlm_lookup_host_info {
const int server; /* search for server|client */
@@ -172,6 +173,7 @@ out:
static void nlm_destroy_host_locked(struct nlm_host *host)
{
struct rpc_clnt *clnt;
+ struct lockd_net *ln = net_generic(host->net, lockd_net_id);
dprintk("lockd: destroy host %s\n", host->h_name);
@@ -188,6 +190,7 @@ static void nlm_destroy_host_locked(struct nlm_host *host)
rpc_shutdown_client(clnt);
kfree(host);
+ ln->nrhosts--;
nrhosts--;
}
@@ -228,6 +231,7 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,
struct hlist_node *pos;
struct nlm_host *host;
struct nsm_handle *nsm = NULL;
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
dprintk("lockd: %s(host='%s', vers=%u, proto=%s)\n", __func__,
(hostname ? hostname : "<none>"), version,
@@ -262,6 +266,7 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,
goto out;
hlist_add_head(&host->h_hash, chain);
+ ln->nrhosts++;
nrhosts++;
dprintk("lockd: %s created host %s (%s)\n", __func__,
@@ -326,7 +331,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
struct nsm_handle *nsm = NULL;
struct sockaddr *src_sap = svc_daddr(rqstp);
size_t src_len = rqstp->rq_daddrlen;
- struct net *net = rqstp->rq_xprt->xpt_net;
+ struct net *net = SVC_NET(rqstp);
struct nlm_lookup_host_info ni = {
.server = 1,
.sap = svc_addr(rqstp),
@@ -337,6 +342,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
.hostname_len = hostname_len,
.net = net,
};
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
dprintk("lockd: %s(host='%*s', vers=%u, proto=%s)\n", __func__,
(int)hostname_len, hostname, rqstp->rq_vers,
@@ -344,8 +350,8 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
mutex_lock(&nlm_host_mutex);
- if (time_after_eq(jiffies, next_gc))
- nlm_gc_hosts();
+ if (time_after_eq(jiffies, ln->next_gc))
+ nlm_gc_hosts(net);
chain = &nlm_server_hosts[nlm_hash_address(ni.sap)];
hlist_for_each_entry(host, pos, chain, h_hash) {
@@ -382,6 +388,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
memcpy(nlm_srcaddr(host), src_sap, src_len);
host->h_srcaddrlen = src_len;
hlist_add_head(&host->h_hash, chain);
+ ln->nrhosts++;
nrhosts++;
dprintk("lockd: %s created host %s (%s)\n",
@@ -565,6 +572,35 @@ void nlm_host_rebooted(const struct nlm_reboot *info)
nsm_release(nsm);
}
+static void nlm_complain_hosts(struct net *net)
+{
+ struct hlist_head *chain;
+ struct hlist_node *pos;
+ struct nlm_host *host;
+
+ if (net) {
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
+ if (ln->nrhosts == 0)
+ return;
+ printk(KERN_WARNING "lockd: couldn't shutdown host module for net %p!\n", net);
+ dprintk("lockd: %lu hosts left in net %p:\n", ln->nrhosts, net);
+ } else {
+ if (nrhosts == 0)
+ return;
+ printk(KERN_WARNING "lockd: couldn't shutdown host module!\n");
+ dprintk("lockd: %lu hosts left:\n", nrhosts);
+ }
+
+ for_each_host(host, pos, chain, nlm_server_hosts) {
+ if (net && host->net != net)
+ continue;
+ dprintk(" %s (cnt %d use %d exp %ld net %p)\n",
+ host->h_name, atomic_read(&host->h_count),
+ host->h_inuse, host->h_expires, host->net);
+ }
+}
+
void
nlm_shutdown_hosts_net(struct net *net)
{
@@ -572,11 +608,10 @@ nlm_shutdown_hosts_net(struct net *net)
struct hlist_node *pos;
struct nlm_host *host;
- dprintk("lockd: shutting down host module\n");
mutex_lock(&nlm_host_mutex);
/* First, make all hosts eligible for gc */
- dprintk("lockd: nuking all hosts...\n");
+ dprintk("lockd: nuking all hosts in net %p...\n", net);
for_each_host(host, pos, chain, nlm_server_hosts) {
if (net && host->net != net)
continue;
@@ -588,8 +623,10 @@ nlm_shutdown_hosts_net(struct net *net)
}
/* Then, perform a garbage collection pass */
- nlm_gc_hosts();
+ nlm_gc_hosts(net);
mutex_unlock(&nlm_host_mutex);
+
+ nlm_complain_hosts(net);
}
/*
@@ -599,22 +636,8 @@ nlm_shutdown_hosts_net(struct net *net)
void
nlm_shutdown_hosts(void)
{
- struct hlist_head *chain;
- struct hlist_node *pos;
- struct nlm_host *host;
-
+ dprintk("lockd: shutting down host module\n");
nlm_shutdown_hosts_net(NULL);
-
- /* complain if any hosts are left */
- if (nrhosts != 0) {
- printk(KERN_WARNING "lockd: couldn't shutdown host module!\n");
- dprintk("lockd: %lu hosts left:\n", nrhosts);
- for_each_host(host, pos, chain, nlm_server_hosts) {
- dprintk(" %s (cnt %d use %d exp %ld net %p)\n",
- host->h_name, atomic_read(&host->h_count),
- host->h_inuse, host->h_expires, host->net);
- }
- }
}
/*
@@ -623,30 +646,39 @@ nlm_shutdown_hosts(void)
* mark & sweep for resources held by remote clients.
*/
static void
-nlm_gc_hosts(void)
+nlm_gc_hosts(struct net *net)
{
struct hlist_head *chain;
struct hlist_node *pos, *next;
struct nlm_host *host;
- dprintk("lockd: host garbage collection\n");
- for_each_host(host, pos, chain, nlm_server_hosts)
+ dprintk("lockd: host garbage collection for net %p\n", net);
+ for_each_host(host, pos, chain, nlm_server_hosts) {
+ if (net && host->net != net)
+ continue;
host->h_inuse = 0;
+ }
/* Mark all hosts that hold locks, blocks or shares */
- nlmsvc_mark_resources();
+ nlmsvc_mark_resources(net);
for_each_host_safe(host, pos, next, chain, nlm_server_hosts) {
+ if (net && host->net != net)
+ continue;
if (atomic_read(&host->h_count) || host->h_inuse
|| time_before(jiffies, host->h_expires)) {
dprintk("nlm_gc_hosts skipping %s "
- "(cnt %d use %d exp %ld)\n",
+ "(cnt %d use %d exp %ld net %p)\n",
host->h_name, atomic_read(&host->h_count),
- host->h_inuse, host->h_expires);
+ host->h_inuse, host->h_expires, host->net);
continue;
}
nlm_destroy_host_locked(host);
}
- next_gc = jiffies + NLM_HOST_COLLECT;
+ if (net) {
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
+ ln->next_gc = jiffies + NLM_HOST_COLLECT;
+ }
}
diff --git a/fs/lockd/netns.h b/fs/lockd/netns.h
index ce227e0fbc5..4eee248ba96 100644
--- a/fs/lockd/netns.h
+++ b/fs/lockd/netns.h
@@ -1,10 +1,17 @@
#ifndef __LOCKD_NETNS_H__
#define __LOCKD_NETNS_H__
+#include <linux/fs.h>
#include <net/netns/generic.h>
struct lockd_net {
unsigned int nlmsvc_users;
+ unsigned long next_gc;
+ unsigned long nrhosts;
+
+ struct delayed_work grace_period_end;
+ struct lock_manager lockd_manager;
+ struct list_head grace_list;
};
extern int lockd_net_id;
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 80938fda67e..31a63f87b80 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -87,32 +87,36 @@ static unsigned long get_lockd_grace_period(void)
return nlm_timeout * 5 * HZ;
}
-static struct lock_manager lockd_manager = {
-};
-
-static void grace_ender(struct work_struct *not_used)
+static void grace_ender(struct work_struct *grace)
{
- locks_end_grace(&lockd_manager);
-}
+ struct delayed_work *dwork = container_of(grace, struct delayed_work,
+ work);
+ struct lockd_net *ln = container_of(dwork, struct lockd_net,
+ grace_period_end);
-static DECLARE_DELAYED_WORK(grace_period_end, grace_ender);
+ locks_end_grace(&ln->lockd_manager);
+}
-static void set_grace_period(void)
+static void set_grace_period(struct net *net)
{
unsigned long grace_period = get_lockd_grace_period();
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
- locks_start_grace(&lockd_manager);
- cancel_delayed_work_sync(&grace_period_end);
- schedule_delayed_work(&grace_period_end, grace_period);
+ locks_start_grace(net, &ln->lockd_manager);
+ cancel_delayed_work_sync(&ln->grace_period_end);
+ schedule_delayed_work(&ln->grace_period_end, grace_period);
}
static void restart_grace(void)
{
if (nlmsvc_ops) {
- cancel_delayed_work_sync(&grace_period_end);
- locks_end_grace(&lockd_manager);
+ struct net *net = &init_net;
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
+ cancel_delayed_work_sync(&ln->grace_period_end);
+ locks_end_grace(&ln->lockd_manager);
nlmsvc_invalidate_all();
- set_grace_period();
+ set_grace_period(net);
}
}
@@ -137,8 +141,6 @@ lockd(void *vrqstp)
nlm_timeout = LOCKD_DFLT_TIMEO;
nlmsvc_timeout = nlm_timeout * HZ;
- set_grace_period();
-
/*
* The main request loop. We don't terminate until the last
* NFS mount or NFS daemon has gone away.
@@ -184,8 +186,6 @@ lockd(void *vrqstp)
svc_process(rqstp);
}
flush_signals(current);
- cancel_delayed_work_sync(&grace_period_end);
- locks_end_grace(&lockd_manager);
if (nlmsvc_ops)
nlmsvc_invalidate_all();
nlm_shutdown_hosts();
@@ -266,6 +266,7 @@ static int lockd_up_net(struct svc_serv *serv, struct net *net)
error = make_socks(serv, net);
if (error < 0)
goto err_socks;
+ set_grace_period(net);
dprintk("lockd_up_net: per-net data created; net=%p\n", net);
return 0;
@@ -283,6 +284,8 @@ static void lockd_down_net(struct svc_serv *serv, struct net *net)
if (ln->nlmsvc_users) {
if (--ln->nlmsvc_users == 0) {
nlm_shutdown_hosts_net(net);
+ cancel_delayed_work_sync(&ln->grace_period_end);
+ locks_end_grace(&ln->lockd_manager);
svc_shutdown_net(serv, net);
dprintk("lockd_down_net: per-net data destroyed; net=%p\n", net);
}
@@ -589,6 +592,10 @@ module_param(nlm_max_connections, uint, 0644);
static int lockd_init_net(struct net *net)
{
+ struct lockd_net *ln = net_generic(net, lockd_net_id);
+
+ INIT_DELAYED_WORK(&ln->grace_period_end, grace_ender);
+ INIT_LIST_HEAD(&ln->grace_list);
return 0;
}
diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c
index 185fda89478..b147d1ae71f 100644
--- a/fs/lockd/svc4proc.c
+++ b/fs/lockd/svc4proc.c
@@ -11,6 +11,7 @@
#include <linux/time.h>
#include <linux/lockd/lockd.h>
#include <linux/lockd/share.h>
+#include <linux/sunrpc/svc_xprt.h>
#define NLMDBG_FACILITY NLMDBG_CLIENT
@@ -151,7 +152,7 @@ nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(SVC_NET(rqstp))) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -161,7 +162,7 @@ nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp,
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
/* Try to cancel request. */
- resp->status = nlmsvc_cancel_blocked(file, &argp->lock);
+ resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock);
dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
nlmsvc_release_host(host);
@@ -184,7 +185,7 @@ nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept new lock requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(SVC_NET(rqstp))) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -194,7 +195,7 @@ nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp,
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
/* Now try to remove the lock */
- resp->status = nlmsvc_unlock(file, &argp->lock);
+ resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock);
dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
nlmsvc_release_host(host);
@@ -322,7 +323,7 @@ nlm4svc_proc_share(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept new lock requests during grace period */
- if (locks_in_grace() && !argp->reclaim) {
+ if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -355,7 +356,7 @@ nlm4svc_proc_unshare(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(SVC_NET(rqstp))) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index b54acaf6598..fb1a2bedbe9 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -26,7 +26,7 @@
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sunrpc/clnt.h>
-#include <linux/sunrpc/svc.h>
+#include <linux/sunrpc/svc_xprt.h>
#include <linux/lockd/nlm.h>
#include <linux/lockd/lockd.h>
#include <linux/kthread.h>
@@ -446,11 +446,11 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
goto out;
}
- if (locks_in_grace() && !reclaim) {
+ if (locks_in_grace(SVC_NET(rqstp)) && !reclaim) {
ret = nlm_lck_denied_grace_period;
goto out;
}
- if (reclaim && !locks_in_grace()) {
+ if (reclaim && !locks_in_grace(SVC_NET(rqstp))) {
ret = nlm_lck_denied_grace_period;
goto out;
}
@@ -558,7 +558,7 @@ nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
goto out;
}
- if (locks_in_grace()) {
+ if (locks_in_grace(SVC_NET(rqstp))) {
ret = nlm_lck_denied_grace_period;
goto out;
}
@@ -602,7 +602,7 @@ out:
* must be removed.
*/
__be32
-nlmsvc_unlock(struct nlm_file *file, struct nlm_lock *lock)
+nlmsvc_unlock(struct net *net, struct nlm_file *file, struct nlm_lock *lock)
{
int error;
@@ -614,7 +614,7 @@ nlmsvc_unlock(struct nlm_file *file, struct nlm_lock *lock)
(long long)lock->fl.fl_end);
/* First, cancel any lock that might be there */
- nlmsvc_cancel_blocked(file, lock);
+ nlmsvc_cancel_blocked(net, file, lock);
lock->fl.fl_type = F_UNLCK;
error = vfs_lock_file(file->f_file, F_SETLK, &lock->fl, NULL);
@@ -630,7 +630,7 @@ nlmsvc_unlock(struct nlm_file *file, struct nlm_lock *lock)
* The calling procedure must check whether the file can be closed.
*/
__be32
-nlmsvc_cancel_blocked(struct nlm_file *file, struct nlm_lock *lock)
+nlmsvc_cancel_blocked(struct net *net, struct nlm_file *file, struct nlm_lock *lock)
{
struct nlm_block *block;
int status = 0;
@@ -642,7 +642,7 @@ nlmsvc_cancel_blocked(struct nlm_file *file, struct nlm_lock *lock)
(long long)lock->fl.fl_start,
(long long)lock->fl.fl_end);
- if (locks_in_grace())
+ if (locks_in_grace(net))
return nlm_lck_denied_grace_period;
mutex_lock(&file->f_mutex);
diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 90cfe9a0bf5..3009a365e08 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -11,6 +11,7 @@
#include <linux/time.h>
#include <linux/lockd/lockd.h>
#include <linux/lockd/share.h>
+#include <linux/sunrpc/svc_xprt.h>
#define NLMDBG_FACILITY NLMDBG_CLIENT
@@ -175,13 +176,14 @@ nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp,
{
struct nlm_host *host;
struct nlm_file *file;
+ struct net *net = SVC_NET(rqstp);
dprintk("lockd: CANCEL called\n");
resp->cookie = argp->cookie;
/* Don't accept requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(net)) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -191,7 +193,7 @@ nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp,
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
/* Try to cancel request. */
- resp->status = cast_status(nlmsvc_cancel_blocked(file, &argp->lock));
+ resp->status = cast_status(nlmsvc_cancel_blocked(net, file, &argp->lock));
dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
nlmsvc_release_host(host);
@@ -208,13 +210,14 @@ nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp,
{
struct nlm_host *host;
struct nlm_file *file;
+ struct net *net = SVC_NET(rqstp);
dprintk("lockd: UNLOCK called\n");
resp->cookie = argp->cookie;
/* Don't accept new lock requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(net)) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -224,7 +227,7 @@ nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp,
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
/* Now try to remove the lock */
- resp->status = cast_status(nlmsvc_unlock(file, &argp->lock));
+ resp->status = cast_status(nlmsvc_unlock(net, file, &argp->lock));
dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
nlmsvc_release_host(host);
@@ -362,7 +365,7 @@ nlmsvc_proc_share(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept new lock requests during grace period */
- if (locks_in_grace() && !argp->reclaim) {
+ if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
@@ -395,7 +398,7 @@ nlmsvc_proc_unshare(struct svc_rqst *rqstp, struct nlm_args *argp,
resp->cookie = argp->cookie;
/* Don't accept requests during grace period */
- if (locks_in_grace()) {
+ if (locks_in_grace(SVC_NET(rqstp))) {
resp->status = nlm_lck_denied_grace_period;
return rpc_success;
}
diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c
index 2240d384d78..0deb5f6c9dd 100644
--- a/fs/lockd/svcsubs.c
+++ b/fs/lockd/svcsubs.c
@@ -309,7 +309,8 @@ nlm_release_file(struct nlm_file *file)
* Helpers function for resource traversal
*
* nlmsvc_mark_host:
- * used by the garbage collector; simply sets h_inuse.
+ * used by the garbage collector; simply sets h_inuse only for those
+ * hosts, which passed network check.
* Always returns 0.
*
* nlmsvc_same_host:
@@ -320,12 +321,15 @@ nlm_release_file(struct nlm_file *file)
* returns 1 iff the host is a client.
* Used by nlmsvc_invalidate_all
*/
+
static int
-nlmsvc_mark_host(void *data, struct nlm_host *dummy)
+nlmsvc_mark_host(void *data, struct nlm_host *hint)
{
struct nlm_host *host = data;
- host->h_inuse = 1;
+ if ((hint->net == NULL) ||
+ (host->net == hint->net))
+ host->h_inuse = 1;
return 0;
}
@@ -358,10 +362,13 @@ nlmsvc_is_client(void *data, struct nlm_host *dummy)
* Mark all hosts that still hold resources
*/
void
-nlmsvc_mark_resources(void)
+nlmsvc_mark_resources(struct net *net)
{
- dprintk("lockd: nlmsvc_mark_resources\n");
- nlm_traverse_files(NULL, nlmsvc_mark_host, NULL);
+ struct nlm_host hint;
+
+ dprintk("lockd: nlmsvc_mark_resources for net %p\n", net);
+ hint.net = net;
+ nlm_traverse_files(&hint, nlmsvc_mark_host, NULL);
}
/*
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-24 00:23:50 +0000