#include <libcfs/libcfs.h>
#include <lnet/lib-lnet.h>
-static int
-lnet_sock_ioctl(int cmd, unsigned long arg)
-{
- struct socket *sock;
- int rc;
-
-#ifdef HAVE_SOCK_CREATE_KERN_USE_NET
- rc = sock_create_kern(&init_net, PF_INET, SOCK_STREAM, 0, &sock);
-#else
- rc = sock_create_kern(PF_INET, SOCK_STREAM, 0, &sock);
+/*
+ * kernel 5.1: commit 7f1bc6e95d7840d4305595b3e4025cddda88cee5
+ * Y2038 64-bit time.
+ * SO_TIMESTAMP, SO_TIMESTAMPNS and SO_TIMESTAMPING options, the
+ * way they are currently defined, are not y2038 safe.
+ * Subsequent patches in the series add new y2038 safe versions
+ * of these options which provide 64 bit timestamps on all
+ * architectures uniformly.
+ * Hence, rename existing options with OLD tag suffixes.
+ *
+ * NOTE: When updating to timespec64 change change these to '_NEW'.
+ *
+ */
+#ifndef SO_SNDTIMEO
+#define SO_SNDTIMEO SO_SNDTIMEO_OLD
#endif
- if (rc != 0) {
- CERROR("Can't create socket: %d\n", rc);
- return rc;
- }
-
- if (cmd == SIOCGIFFLAGS) {
- /* This cmd is used only to get IFF_UP flag */
- struct ifreq *ifr = (struct ifreq *) arg;
- struct net_device *dev;
-
- dev = dev_get_by_name(sock_net(sock->sk), ifr->ifr_name);
- if (dev) {
- ifr->ifr_flags = dev->flags;
- dev_put(dev);
- rc = 0;
- } else {
- rc = -ENODEV;
- }
- } else {
- rc = kernel_sock_ioctl(sock, cmd, arg);
- }
- sock_release(sock);
-
- return rc;
-}
-
-int
-lnet_ipif_query(char *name, int *up, __u32 *ip, __u32 *mask)
-{
- struct ifreq ifr;
- int nob;
- int rc;
- __u32 val;
-
- nob = strnlen(name, IFNAMSIZ);
- if (nob == IFNAMSIZ) {
- CERROR("Interface name %s too long\n", name);
- return -EINVAL;
- }
-
- CLASSERT(sizeof(ifr.ifr_name) >= IFNAMSIZ);
-
- if (strlen(name) > sizeof(ifr.ifr_name)-1)
- return -E2BIG;
- strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
-
- rc = lnet_sock_ioctl(SIOCGIFFLAGS, (unsigned long)&ifr);
- if (rc != 0) {
- CERROR("Can't get flags for interface %s\n", name);
- return rc;
- }
-
- if ((ifr.ifr_flags & IFF_UP) == 0) {
- CDEBUG(D_NET, "Interface %s down\n", name);
- *up = 0;
- *ip = *mask = 0;
- return 0;
- }
- *up = 1;
-
- if (strlen(name) > sizeof(ifr.ifr_name)-1)
- return -E2BIG;
- strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
-
- ifr.ifr_addr.sa_family = AF_INET;
- rc = lnet_sock_ioctl(SIOCGIFADDR, (unsigned long)&ifr);
-
- if (rc != 0) {
- CERROR("Can't get IP address for interface %s\n", name);
- return rc;
- }
-
- val = ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr.s_addr;
- *ip = ntohl(val);
-
- if (strlen(name) > sizeof(ifr.ifr_name)-1)
- return -E2BIG;
- strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
- ifr.ifr_addr.sa_family = AF_INET;
- rc = lnet_sock_ioctl(SIOCGIFNETMASK, (unsigned long)&ifr);
- if (rc != 0) {
- CERROR("Can't get netmask for interface %s\n", name);
- return rc;
- }
-
- val = ((struct sockaddr_in *)&ifr.ifr_netmask)->sin_addr.s_addr;
- *mask = ntohl(val);
-
- return 0;
-}
-EXPORT_SYMBOL(lnet_ipif_query);
-
-void
-lnet_ipif_free_enumeration(char **names, int n)
-{
- int i;
-
- LASSERT(n > 0);
-
- for (i = 0; i < n && names[i] != NULL; i++)
- LIBCFS_FREE(names[i], IFNAMSIZ);
-
- LIBCFS_FREE(names, n * sizeof(*names));
-}
-EXPORT_SYMBOL(lnet_ipif_free_enumeration);
-
-int
-lnet_ipif_enumerate(char ***namesp)
-{
- /* Allocate and fill in 'names', returning # interfaces/error */
- struct net_device *dev;
- struct socket *sock;
- char **names;
- int toobig;
- int nalloc;
- int nfound;
- int rc;
- int nob;
- int i;
-
- nalloc = 16; /* first guess at max interfaces */
- toobig = 0;
- nfound = 0;
-
-#ifdef HAVE_SOCK_CREATE_KERN_USE_NET
- rc = sock_create_kern(&init_net, PF_INET, SOCK_STREAM, 0, &sock);
-#else
- rc = sock_create_kern(PF_INET, SOCK_STREAM, 0, &sock);
+#ifndef SO_RCVTIMEO
+#define SO_RCVTIMEO SO_RCVTIMEO_OLD
#endif
- if (rc) {
- CERROR("Can't create socket: %d\n", rc);
- return rc;
- }
-
- for_each_netdev(sock_net(sock->sk), dev)
- nfound++;
-
- if (nfound == 0)
- goto out_release_sock;
-
- LIBCFS_ALLOC(names, nfound * sizeof(*names));
- if (names == NULL) {
- rc = -ENOMEM;
- goto out_release_sock;
- }
-
- i = 0;
- for_each_netdev(sock_net(sock->sk), dev) {
- nob = strnlen(dev->name, IFNAMSIZ);
- CERROR("netdev %s\n", dev->name);
- if (nob == IFNAMSIZ) {
- /* no space for terminating NULL */
- CERROR("interface name %.*s too long (%d max)\n",
- nob, dev->name, IFNAMSIZ);
- rc = -ENAMETOOLONG;
- goto out_free_names;
- }
-
- LIBCFS_ALLOC(names[i], IFNAMSIZ);
- if (!names[i]) {
- rc = -ENOMEM;
- goto out_free_names;
- }
-
- memcpy(names[i], dev->name, nob);
- names[i][nob] = 0;
- i++;
- }
-
- *namesp = names;
- rc = i;
-
-out_free_names:
- if (rc < 0)
- lnet_ipif_free_enumeration(names, nfound);
-out_release_sock:
- sock_release(sock);
- return rc;
-}
-EXPORT_SYMBOL(lnet_ipif_enumerate);
int
lnet_sock_write(struct socket *sock, void *buffer, int nob, int timeout)
{
int rc;
- long jiffies_left = timeout * msecs_to_jiffies(MSEC_PER_SEC);
+ long jiffies_left = cfs_time_seconds(timeout);
unsigned long then;
struct timeval tv;
if (timeout != 0) {
/* Set send timeout to remaining time */
- tv = (struct timeval) {
- .tv_sec = jiffies_left /
- msecs_to_jiffies(MSEC_PER_SEC),
- .tv_usec = ((jiffies_left %
- msecs_to_jiffies(MSEC_PER_SEC)) *
- USEC_PER_SEC) /
- msecs_to_jiffies(MSEC_PER_SEC)
- };
-
+ jiffies_to_timeval(jiffies_left, &tv);
rc = kernel_setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO,
(char *)&tv, sizeof(tv));
if (rc != 0) {
lnet_sock_read(struct socket *sock, void *buffer, int nob, int timeout)
{
int rc;
- long jiffies_left = timeout * msecs_to_jiffies(MSEC_PER_SEC);
+ long jiffies_left = cfs_time_seconds(timeout);
unsigned long then;
struct timeval tv;
};
/* Set receive timeout to remaining time */
- tv = (struct timeval) {
- .tv_sec = jiffies_left / msecs_to_jiffies(MSEC_PER_SEC),
- .tv_usec = ((jiffies_left %
- msecs_to_jiffies(MSEC_PER_SEC)) *
- USEC_PER_SEC) /
- msecs_to_jiffies(MSEC_PER_SEC)
- };
+ jiffies_to_timeval(jiffies_left, &tv);
rc = kernel_setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO,
(char *)&tv, sizeof(tv));
if (rc != 0) {
static int
lnet_sock_create(struct socket **sockp, int *fatal,
- __u32 local_ip, int local_port)
+ __u32 local_ip, int local_port, struct net *ns)
{
struct sockaddr_in locaddr;
struct socket *sock;
*fatal = 1;
#ifdef HAVE_SOCK_CREATE_KERN_USE_NET
- rc = sock_create_kern(&init_net, PF_INET, SOCK_STREAM, 0, &sock);
+ rc = sock_create_kern(ns, PF_INET, SOCK_STREAM, 0, &sock);
#else
rc = sock_create_kern(PF_INET, SOCK_STREAM, 0, &sock);
#endif
lnet_sock_getaddr(struct socket *sock, bool remote, __u32 *ip, int *port)
{
struct sockaddr_in sin;
- int len = sizeof(sin);
- int rc;
+ int rc;
+#ifndef HAVE_KERN_SOCK_GETNAME_2ARGS
+ int len = sizeof(sin);
+#endif
if (remote)
- rc = kernel_getpeername(sock, (struct sockaddr *)&sin, &len);
+ rc = lnet_kernel_getpeername(sock,
+ (struct sockaddr *)&sin, &len);
else
- rc = kernel_getsockname(sock, (struct sockaddr *)&sin, &len);
- if (rc != 0) {
+ rc = lnet_kernel_getsockname(sock,
+ (struct sockaddr *)&sin, &len);
+ if (rc < 0) {
CERROR("Error %d getting sock %s IP/port\n",
rc, remote ? "peer" : "local");
return rc;
int
lnet_sock_listen(struct socket **sockp,
- __u32 local_ip, int local_port, int backlog)
+ __u32 local_ip, int local_port, int backlog, struct net *ns)
{
int fatal;
int rc;
- rc = lnet_sock_create(sockp, &fatal, local_ip, local_port);
+ rc = lnet_sock_create(sockp, &fatal, local_ip, local_port, ns);
if (rc != 0) {
if (!fatal)
CERROR("Can't create socket: port %d already in use\n",
return rc;
}
-#ifndef HAVE_SK_SLEEP
-static inline wait_queue_head_t *sk_sleep(struct sock *sk)
-{
- return sk->sk_sleep;
-}
-#endif
-
int
lnet_sock_accept(struct socket **newsockp, struct socket *sock)
{
int
lnet_sock_connect(struct socket **sockp, int *fatal,
__u32 local_ip, int local_port,
- __u32 peer_ip, int peer_port)
+ __u32 peer_ip, int peer_port,
+ struct net *ns)
{
struct sockaddr_in srvaddr;
int rc;
- rc = lnet_sock_create(sockp, fatal, local_ip, local_port);
+ rc = lnet_sock_create(sockp, fatal, local_ip, local_port, ns);
if (rc != 0)
return rc;