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Diffstat (limited to 'fs/nfsd/nfsctl.c')
-rw-r--r--fs/nfsd/nfsctl.c63
1 files changed, 38 insertions, 25 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 8536100b7fc1..74934284d9a7 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -409,7 +409,7 @@ static ssize_t write_threads(struct file *file, char *buf, size_t size)
if (rv < 0)
return rv;
} else
- rv = nfsd_nrthreads();
+ rv = nfsd_nrthreads(net);
return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%d\n", rv);
}
@@ -450,7 +450,7 @@ static ssize_t write_pool_threads(struct file *file, char *buf, size_t size)
struct net *net = &init_net;
mutex_lock(&nfsd_mutex);
- npools = nfsd_nrpools();
+ npools = nfsd_nrpools(net);
if (npools == 0) {
/*
* NFS is shut down. The admin can start it by
@@ -483,7 +483,7 @@ static ssize_t write_pool_threads(struct file *file, char *buf, size_t size)
goto out_free;
}
- rv = nfsd_get_nrthreads(npools, nthreads);
+ rv = nfsd_get_nrthreads(npools, nthreads, net);
if (rv)
goto out_free;
@@ -510,11 +510,13 @@ static ssize_t __write_versions(struct file *file, char *buf, size_t size)
unsigned minor;
ssize_t tlen = 0;
char *sep;
+ struct net *net = &init_net;
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
if (size>0) {
- if (nfsd_serv)
+ if (nn->nfsd_serv)
/* Cannot change versions without updating
- * nfsd_serv->sv_xdrsize, and reallocing
+ * nn->nfsd_serv->sv_xdrsize, and reallocing
* rq_argp and rq_resp
*/
return -EBUSY;
@@ -645,11 +647,13 @@ static ssize_t write_versions(struct file *file, char *buf, size_t size)
* Zero-length write. Return a list of NFSD's current listener
* transports.
*/
-static ssize_t __write_ports_names(char *buf)
+static ssize_t __write_ports_names(char *buf, struct net *net)
{
- if (nfsd_serv == NULL)
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
+
+ if (nn->nfsd_serv == NULL)
return 0;
- return svc_xprt_names(nfsd_serv, buf, SIMPLE_TRANSACTION_LIMIT);
+ return svc_xprt_names(nn->nfsd_serv, buf, SIMPLE_TRANSACTION_LIMIT);
}
/*
@@ -661,6 +665,7 @@ static ssize_t __write_ports_addfd(char *buf, struct net *net)
{
char *mesg = buf;
int fd, err;
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
err = get_int(&mesg, &fd);
if (err != 0 || fd < 0)
@@ -670,14 +675,14 @@ static ssize_t __write_ports_addfd(char *buf, struct net *net)
if (err != 0)
return err;
- err = svc_addsock(nfsd_serv, fd, buf, SIMPLE_TRANSACTION_LIMIT);
+ err = svc_addsock(nn->nfsd_serv, fd, buf, SIMPLE_TRANSACTION_LIMIT);
if (err < 0) {
nfsd_destroy(net);
return err;
}
/* Decrease the count, but don't shut down the service */
- nfsd_serv->sv_nrthreads--;
+ nn->nfsd_serv->sv_nrthreads--;
return err;
}
@@ -690,6 +695,7 @@ static ssize_t __write_ports_addxprt(char *buf, struct net *net)
char transport[16];
struct svc_xprt *xprt;
int port, err;
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
if (sscanf(buf, "%15s %5u", transport, &port) != 2)
return -EINVAL;
@@ -701,21 +707,21 @@ static ssize_t __write_ports_addxprt(char *buf, struct net *net)
if (err != 0)
return err;
- err = svc_create_xprt(nfsd_serv, transport, net,
+ err = svc_create_xprt(nn->nfsd_serv, transport, net,
PF_INET, port, SVC_SOCK_ANONYMOUS);
if (err < 0)
goto out_err;
- err = svc_create_xprt(nfsd_serv, transport, net,
+ err = svc_create_xprt(nn->nfsd_serv, transport, net,
PF_INET6, port, SVC_SOCK_ANONYMOUS);
if (err < 0 && err != -EAFNOSUPPORT)
goto out_close;
/* Decrease the count, but don't shut down the service */
- nfsd_serv->sv_nrthreads--;
+ nn->nfsd_serv->sv_nrthreads--;
return 0;
out_close:
- xprt = svc_find_xprt(nfsd_serv, transport, net, PF_INET, port);
+ xprt = svc_find_xprt(nn->nfsd_serv, transport, net, PF_INET, port);
if (xprt != NULL) {
svc_close_xprt(xprt);
svc_xprt_put(xprt);
@@ -729,7 +735,7 @@ static ssize_t __write_ports(struct file *file, char *buf, size_t size,
struct net *net)
{
if (size == 0)
- return __write_ports_names(buf);
+ return __write_ports_names(buf, net);
if (isdigit(buf[0]))
return __write_ports_addfd(buf, net);
@@ -821,6 +827,9 @@ int nfsd_max_blksize;
static ssize_t write_maxblksize(struct file *file, char *buf, size_t size)
{
char *mesg = buf;
+ struct net *net = &init_net;
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
+
if (size > 0) {
int bsize;
int rv = get_int(&mesg, &bsize);
@@ -835,7 +844,7 @@ static ssize_t write_maxblksize(struct file *file, char *buf, size_t size)
bsize = NFSSVC_MAXBLKSIZE;
bsize &= ~(1024-1);
mutex_lock(&nfsd_mutex);
- if (nfsd_serv) {
+ if (nn->nfsd_serv) {
mutex_unlock(&nfsd_mutex);
return -EBUSY;
}
@@ -848,13 +857,14 @@ static ssize_t write_maxblksize(struct file *file, char *buf, size_t size)
}
#ifdef CONFIG_NFSD_V4
-static ssize_t __nfsd4_write_time(struct file *file, char *buf, size_t size, time_t *time)
+static ssize_t __nfsd4_write_time(struct file *file, char *buf, size_t size,
+ time_t *time, struct nfsd_net *nn)
{
char *mesg = buf;
int rv, i;
if (size > 0) {
- if (nfsd_serv)
+ if (nn->nfsd_serv)
return -EBUSY;
rv = get_int(&mesg, &i);
if (rv)
@@ -879,12 +889,13 @@ static ssize_t __nfsd4_write_time(struct file *file, char *buf, size_t size, tim
return scnprintf(buf, SIMPLE_TRANSACTION_LIMIT, "%ld\n", *time);
}
-static ssize_t nfsd4_write_time(struct file *file, char *buf, size_t size, time_t *time)
+static ssize_t nfsd4_write_time(struct file *file, char *buf, size_t size,
+ time_t *time, struct nfsd_net *nn)
{
ssize_t rv;
mutex_lock(&nfsd_mutex);
- rv = __nfsd4_write_time(file, buf, size, time);
+ rv = __nfsd4_write_time(file, buf, size, time, nn);
mutex_unlock(&nfsd_mutex);
return rv;
}
@@ -913,7 +924,7 @@ static ssize_t nfsd4_write_time(struct file *file, char *buf, size_t size, time_
static ssize_t write_leasetime(struct file *file, char *buf, size_t size)
{
struct nfsd_net *nn = net_generic(&init_net, nfsd_net_id);
- return nfsd4_write_time(file, buf, size, &nn->nfsd4_lease);
+ return nfsd4_write_time(file, buf, size, &nn->nfsd4_lease, nn);
}
/**
@@ -929,17 +940,18 @@ static ssize_t write_leasetime(struct file *file, char *buf, size_t size)
static ssize_t write_gracetime(struct file *file, char *buf, size_t size)
{
struct nfsd_net *nn = net_generic(&init_net, nfsd_net_id);
- return nfsd4_write_time(file, buf, size, &nn->nfsd4_grace);
+ return nfsd4_write_time(file, buf, size, &nn->nfsd4_grace, nn);
}
-static ssize_t __write_recoverydir(struct file *file, char *buf, size_t size)
+static ssize_t __write_recoverydir(struct file *file, char *buf, size_t size,
+ struct nfsd_net *nn)
{
char *mesg = buf;
char *recdir;
int len, status;
if (size > 0) {
- if (nfsd_serv)
+ if (nn->nfsd_serv)
return -EBUSY;
if (size > PATH_MAX || buf[size-1] != '\n')
return -EINVAL;
@@ -983,9 +995,10 @@ static ssize_t __write_recoverydir(struct file *file, char *buf, size_t size)
static ssize_t write_recoverydir(struct file *file, char *buf, size_t size)
{
ssize_t rv;
+ struct nfsd_net *nn = net_generic(&init_net, nfsd_net_id);
mutex_lock(&nfsd_mutex);
- rv = __write_recoverydir(file, buf, size);
+ rv = __write_recoverydir(file, buf, size, nn);
mutex_unlock(&nfsd_mutex);
return rv;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 09:50:40 +0000