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-rw-r--r--net/8021q/vlanproc.c2
-rw-r--r--net/9p/trans_fd.c2
-rw-r--r--net/bluetooth/rfcomm/tty.c10
-rw-r--r--net/core/dev.c22
-rw-r--r--net/core/dst.c4
-rw-r--r--net/core/link_watch.c21
-rw-r--r--net/core/neighbour.c2
-rw-r--r--net/core/netprio_cgroup.c23
-rw-r--r--net/core/sock.c15
-rw-r--r--net/dns_resolver/dns_key.c3
-rw-r--r--net/dsa/dsa.c2
-rw-r--r--net/ipv4/inetpeer.c2
-rw-r--r--net/irda/ircomm/ircomm_param.c5
-rw-r--r--net/irda/ircomm/ircomm_tty.c320
-rw-r--r--net/irda/ircomm/ircomm_tty_attach.c40
-rw-r--r--net/irda/ircomm/ircomm_tty_ioctl.c33
-rw-r--r--net/netfilter/nfnetlink_log.c8
-rw-r--r--net/netfilter/xt_LOG.c4
-rw-r--r--net/netlabel/netlabel_unlabeled.c2
-rw-r--r--net/netlabel/netlabel_user.c2
-rw-r--r--net/rfkill/input.c3
-rw-r--r--net/rxrpc/ar-key.c6
-rw-r--r--net/sched/cls_cgroup.c22
-rw-r--r--net/sunrpc/cache.c2
-rw-r--r--net/xfrm/xfrm_policy.c8
-rw-r--r--net/xfrm/xfrm_state.c6
-rw-r--r--net/xfrm/xfrm_user.c12
27 files changed, 285 insertions, 296 deletions
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index c718fd3..4de77ea 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -105,7 +105,7 @@ static const struct file_operations vlandev_fops = {
};
/*
- * Proc filesystem derectory entries.
+ * Proc filesystem directory entries.
*/
/* Strings */
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 6449bae..505f0ce3 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -1083,7 +1083,7 @@ int p9_trans_fd_init(void)
void p9_trans_fd_exit(void)
{
- flush_work_sync(&p9_poll_work);
+ flush_work(&p9_poll_work);
v9fs_unregister_trans(&p9_tcp_trans);
v9fs_unregister_trans(&p9_unix_trans);
v9fs_unregister_trans(&p9_fd_trans);
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 56f1823..ccc2487 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -278,8 +278,8 @@ out:
if (err < 0)
goto free;
- dev->tty_dev = tty_register_device(rfcomm_tty_driver, dev->id, NULL);
-
+ dev->tty_dev = tty_port_register_device(&dev->port, rfcomm_tty_driver,
+ dev->id, NULL);
if (IS_ERR(dev->tty_dev)) {
err = PTR_ERR(dev->tty_dev);
list_del(&dev->list);
@@ -705,9 +705,9 @@ static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
break;
}
- tty_unlock();
+ tty_unlock(tty);
schedule();
- tty_lock();
+ tty_lock(tty);
}
set_current_state(TASK_RUNNING);
remove_wait_queue(&dev->wait, &wait);
@@ -861,7 +861,7 @@ static int rfcomm_tty_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned l
static void rfcomm_tty_set_termios(struct tty_struct *tty, struct ktermios *old)
{
- struct ktermios *new = tty->termios;
+ struct ktermios *new = &tty->termios;
int old_baud_rate = tty_termios_baud_rate(old);
int new_baud_rate = tty_termios_baud_rate(new);
diff --git a/net/core/dev.c b/net/core/dev.c
index ba4bb11..1e0a184 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4569,7 +4569,7 @@ static int __dev_set_promiscuity(struct net_device *dev, int inc)
"dev=%s prom=%d old_prom=%d auid=%u uid=%u gid=%u ses=%u",
dev->name, (dev->flags & IFF_PROMISC),
(old_flags & IFF_PROMISC),
- audit_get_loginuid(current),
+ from_kuid(&init_user_ns, audit_get_loginuid(current)),
from_kuid(&init_user_ns, uid),
from_kgid(&init_user_ns, gid),
audit_get_sessionid(current));
@@ -6464,22 +6464,26 @@ const char *netdev_drivername(const struct net_device *dev)
return empty;
}
-int __netdev_printk(const char *level, const struct net_device *dev,
+static int __netdev_printk(const char *level, const struct net_device *dev,
struct va_format *vaf)
{
int r;
- if (dev && dev->dev.parent)
- r = dev_printk(level, dev->dev.parent, "%s: %pV",
- netdev_name(dev), vaf);
- else if (dev)
+ if (dev && dev->dev.parent) {
+ r = dev_printk_emit(level[1] - '0',
+ dev->dev.parent,
+ "%s %s %s: %pV",
+ dev_driver_string(dev->dev.parent),
+ dev_name(dev->dev.parent),
+ netdev_name(dev), vaf);
+ } else if (dev) {
r = printk("%s%s: %pV", level, netdev_name(dev), vaf);
- else
+ } else {
r = printk("%s(NULL net_device): %pV", level, vaf);
+ }
return r;
}
-EXPORT_SYMBOL(__netdev_printk);
int netdev_printk(const char *level, const struct net_device *dev,
const char *format, ...)
@@ -6494,6 +6498,7 @@ int netdev_printk(const char *level, const struct net_device *dev,
vaf.va = &args;
r = __netdev_printk(level, dev, &vaf);
+
va_end(args);
return r;
@@ -6513,6 +6518,7 @@ int func(const struct net_device *dev, const char *fmt, ...) \
vaf.va = &args; \
\
r = __netdev_printk(level, dev, &vaf); \
+ \
va_end(args); \
\
return r; \
diff --git a/net/core/dst.c b/net/core/dst.c
index f6593d2..ee6153e 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -222,8 +222,8 @@ void __dst_free(struct dst_entry *dst)
if (dst_garbage.timer_inc > DST_GC_INC) {
dst_garbage.timer_inc = DST_GC_INC;
dst_garbage.timer_expires = DST_GC_MIN;
- cancel_delayed_work(&dst_gc_work);
- schedule_delayed_work(&dst_gc_work, dst_garbage.timer_expires);
+ mod_delayed_work(system_wq, &dst_gc_work,
+ dst_garbage.timer_expires);
}
spin_unlock_bh(&dst_garbage.lock);
}
diff --git a/net/core/link_watch.c b/net/core/link_watch.c
index a019222..8f82a5c 100644
--- a/net/core/link_watch.c
+++ b/net/core/link_watch.c
@@ -128,22 +128,13 @@ static void linkwatch_schedule_work(int urgent)
delay = 0;
/*
- * This is true if we've scheduled it immeditately or if we don't
- * need an immediate execution and it's already pending.
+ * If urgent, schedule immediate execution; otherwise, don't
+ * override the existing timer.
*/
- if (schedule_delayed_work(&linkwatch_work, delay) == !delay)
- return;
-
- /* Don't bother if there is nothing urgent. */
- if (!test_bit(LW_URGENT, &linkwatch_flags))
- return;
-
- /* It's already running which is good enough. */
- if (!__cancel_delayed_work(&linkwatch_work))
- return;
-
- /* Otherwise we reschedule it again for immediate execution. */
- schedule_delayed_work(&linkwatch_work, 0);
+ if (test_bit(LW_URGENT, &linkwatch_flags))
+ mod_delayed_work(system_wq, &linkwatch_work, 0);
+ else
+ schedule_delayed_work(&linkwatch_work, delay);
}
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index c160adb..baca771 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1545,7 +1545,7 @@ static void neigh_table_init_no_netlink(struct neigh_table *tbl)
panic("cannot allocate neighbour cache hashes");
rwlock_init(&tbl->lock);
- INIT_DELAYED_WORK_DEFERRABLE(&tbl->gc_work, neigh_periodic_work);
+ INIT_DEFERRABLE_WORK(&tbl->gc_work, neigh_periodic_work);
schedule_delayed_work(&tbl->gc_work, tbl->parms.reachable_time);
setup_timer(&tbl->proxy_timer, neigh_proxy_process, (unsigned long)tbl);
skb_queue_head_init_class(&tbl->proxy_queue,
diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c
index 45c503e..4a83fb3 100644
--- a/net/core/netprio_cgroup.c
+++ b/net/core/netprio_cgroup.c
@@ -293,11 +293,19 @@ struct cgroup_subsys net_prio_subsys = {
.create = cgrp_create,
.destroy = cgrp_destroy,
.attach = net_prio_attach,
-#ifdef CONFIG_NETPRIO_CGROUP
.subsys_id = net_prio_subsys_id,
-#endif
.base_cftypes = ss_files,
- .module = THIS_MODULE
+ .module = THIS_MODULE,
+
+ /*
+ * net_prio has artificial limit on the number of cgroups and
+ * disallows nesting making it impossible to co-mount it with other
+ * hierarchical subsystems. Remove the artificially low PRIOIDX_SZ
+ * limit and properly nest configuration such that children follow
+ * their parents' configurations by default and are allowed to
+ * override and remove the following.
+ */
+ .broken_hierarchy = true,
};
static int netprio_device_event(struct notifier_block *unused,
@@ -333,10 +341,6 @@ static int __init init_cgroup_netprio(void)
ret = cgroup_load_subsys(&net_prio_subsys);
if (ret)
goto out;
-#ifndef CONFIG_NETPRIO_CGROUP
- smp_wmb();
- net_prio_subsys_id = net_prio_subsys.subsys_id;
-#endif
register_netdevice_notifier(&netprio_device_notifier);
@@ -353,11 +357,6 @@ static void __exit exit_cgroup_netprio(void)
cgroup_unload_subsys(&net_prio_subsys);
-#ifndef CONFIG_NETPRIO_CGROUP
- net_prio_subsys_id = -1;
- synchronize_rcu();
-#endif
-
rtnl_lock();
for_each_netdev(&init_net, dev) {
old = rtnl_dereference(dev->priomap);
diff --git a/net/core/sock.c b/net/core/sock.c
index 7eac864..8a146cf 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -326,17 +326,6 @@ int __sk_backlog_rcv(struct sock *sk, struct sk_buff *skb)
}
EXPORT_SYMBOL(__sk_backlog_rcv);
-#if defined(CONFIG_CGROUPS)
-#if !defined(CONFIG_NET_CLS_CGROUP)
-int net_cls_subsys_id = -1;
-EXPORT_SYMBOL_GPL(net_cls_subsys_id);
-#endif
-#if !defined(CONFIG_NETPRIO_CGROUP)
-int net_prio_subsys_id = -1;
-EXPORT_SYMBOL_GPL(net_prio_subsys_id);
-#endif
-#endif
-
static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen)
{
struct timeval tv;
@@ -1224,6 +1213,7 @@ static void sk_prot_free(struct proto *prot, struct sock *sk)
}
#ifdef CONFIG_CGROUPS
+#if IS_ENABLED(CONFIG_NET_CLS_CGROUP)
void sock_update_classid(struct sock *sk)
{
u32 classid;
@@ -1235,7 +1225,9 @@ void sock_update_classid(struct sock *sk)
sk->sk_classid = classid;
}
EXPORT_SYMBOL(sock_update_classid);
+#endif
+#if IS_ENABLED(CONFIG_NETPRIO_CGROUP)
void sock_update_netprioidx(struct sock *sk, struct task_struct *task)
{
if (in_interrupt())
@@ -1245,6 +1237,7 @@ void sock_update_netprioidx(struct sock *sk, struct task_struct *task)
}
EXPORT_SYMBOL_GPL(sock_update_netprioidx);
#endif
+#endif
/**
* sk_alloc - All socket objects are allocated here
diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index d9507dd..9807945 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -259,7 +259,8 @@ static int __init init_dns_resolver(void)
if (!cred)
return -ENOMEM;
- keyring = key_alloc(&key_type_keyring, ".dns_resolver", 0, 0, cred,
+ keyring = key_alloc(&key_type_keyring, ".dns_resolver",
+ GLOBAL_ROOT_UID, GLOBAL_ROOT_GID, cred,
(KEY_POS_ALL & ~KEY_POS_SETATTR) |
KEY_USR_VIEW | KEY_USR_READ,
KEY_ALLOC_NOT_IN_QUOTA);
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 88e7c2f..45295ca 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -370,7 +370,7 @@ static int dsa_remove(struct platform_device *pdev)
if (dst->link_poll_needed)
del_timer_sync(&dst->link_poll_timer);
- flush_work_sync(&dst->link_poll_work);
+ flush_work(&dst->link_poll_work);
for (i = 0; i < dst->pd->nr_chips; i++) {
struct dsa_switch *ds = dst->ds[i];
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index c7527f6..000e3d2 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -194,7 +194,7 @@ void __init inet_initpeers(void)
0, SLAB_HWCACHE_ALIGN | SLAB_PANIC,
NULL);
- INIT_DELAYED_WORK_DEFERRABLE(&gc_work, inetpeer_gc_worker);
+ INIT_DEFERRABLE_WORK(&gc_work, inetpeer_gc_worker);
}
static int addr_compare(const struct inetpeer_addr *a,
diff --git a/net/irda/ircomm/ircomm_param.c b/net/irda/ircomm/ircomm_param.c
index 8b915f3..3089391 100644
--- a/net/irda/ircomm/ircomm_param.c
+++ b/net/irda/ircomm/ircomm_param.c
@@ -99,7 +99,6 @@ pi_param_info_t ircomm_param_info = { pi_major_call_table, 3, 0x0f, 4 };
*/
int ircomm_param_request(struct ircomm_tty_cb *self, __u8 pi, int flush)
{
- struct tty_struct *tty;
unsigned long flags;
struct sk_buff *skb;
int count;
@@ -109,10 +108,6 @@ int ircomm_param_request(struct ircomm_tty_cb *self, __u8 pi, int flush)
IRDA_ASSERT(self != NULL, return -1;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
- tty = self->tty;
- if (!tty)
- return 0;
-
/* Make sure we don't send parameters for raw mode */
if (self->service_type == IRCOMM_3_WIRE_RAW)
return 0;
diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c
index 6b9d5a0..95a3a7a 100644
--- a/net/irda/ircomm/ircomm_tty.c
+++ b/net/irda/ircomm/ircomm_tty.c
@@ -52,6 +52,8 @@
#include <net/irda/ircomm_tty_attach.h>
#include <net/irda/ircomm_tty.h>
+static int ircomm_tty_install(struct tty_driver *driver,
+ struct tty_struct *tty);
static int ircomm_tty_open(struct tty_struct *tty, struct file *filp);
static void ircomm_tty_close(struct tty_struct * tty, struct file *filp);
static int ircomm_tty_write(struct tty_struct * tty,
@@ -82,6 +84,7 @@ static struct tty_driver *driver;
static hashbin_t *ircomm_tty = NULL;
static const struct tty_operations ops = {
+ .install = ircomm_tty_install,
.open = ircomm_tty_open,
.close = ircomm_tty_close,
.write = ircomm_tty_write,
@@ -104,6 +107,35 @@ static const struct tty_operations ops = {
#endif /* CONFIG_PROC_FS */
};
+static void ircomm_port_raise_dtr_rts(struct tty_port *port, int raise)
+{
+ struct ircomm_tty_cb *self = container_of(port, struct ircomm_tty_cb,
+ port);
+ /*
+ * Here, we use to lock those two guys, but as ircomm_param_request()
+ * does it itself, I don't see the point (and I see the deadlock).
+ * Jean II
+ */
+ if (raise)
+ self->settings.dte |= IRCOMM_RTS | IRCOMM_DTR;
+ else
+ self->settings.dte &= ~(IRCOMM_RTS | IRCOMM_DTR);
+
+ ircomm_param_request(self, IRCOMM_DTE, TRUE);
+}
+
+static int ircomm_port_carrier_raised(struct tty_port *port)
+{
+ struct ircomm_tty_cb *self = container_of(port, struct ircomm_tty_cb,
+ port);
+ return self->settings.dce & IRCOMM_CD;
+}
+
+static const struct tty_port_operations ircomm_port_ops = {
+ .dtr_rts = ircomm_port_raise_dtr_rts,
+ .carrier_raised = ircomm_port_carrier_raised,
+};
+
/*
* Function ircomm_tty_init()
*
@@ -194,7 +226,7 @@ static int ircomm_tty_startup(struct ircomm_tty_cb *self)
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
/* Check if already open */
- if (test_and_set_bit(ASYNC_B_INITIALIZED, &self->flags)) {
+ if (test_and_set_bit(ASYNCB_INITIALIZED, &self->port.flags)) {
IRDA_DEBUG(2, "%s(), already open so break out!\n", __func__ );
return 0;
}
@@ -231,7 +263,7 @@ static int ircomm_tty_startup(struct ircomm_tty_cb *self)
return 0;
err:
- clear_bit(ASYNC_B_INITIALIZED, &self->flags);
+ clear_bit(ASYNCB_INITIALIZED, &self->port.flags);
return ret;
}
@@ -242,72 +274,62 @@ err:
*
*/
static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
- struct file *filp)
+ struct tty_struct *tty, struct file *filp)
{
+ struct tty_port *port = &self->port;
DECLARE_WAITQUEUE(wait, current);
int retval;
int do_clocal = 0, extra_count = 0;
unsigned long flags;
- struct tty_struct *tty;
IRDA_DEBUG(2, "%s()\n", __func__ );
- tty = self->tty;
-
/*
* If non-blocking mode is set, or the port is not enabled,
* then make the check up front and then exit.
*/
if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){
/* nonblock mode is set or port is not enabled */
- self->flags |= ASYNC_NORMAL_ACTIVE;
+ port->flags |= ASYNC_NORMAL_ACTIVE;
IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __func__ );
return 0;
}
- if (tty->termios->c_cflag & CLOCAL) {
+ if (tty->termios.c_cflag & CLOCAL) {
IRDA_DEBUG(1, "%s(), doing CLOCAL!\n", __func__ );
do_clocal = 1;
}
/* Wait for carrier detect and the line to become
* free (i.e., not in use by the callout). While we are in
- * this loop, self->open_count is dropped by one, so that
+ * this loop, port->count is dropped by one, so that
* mgsl_close() knows when to free things. We restore it upon
* exit, either normal or abnormal.
*/
retval = 0;
- add_wait_queue(&self->open_wait, &wait);
+ add_wait_queue(&port->open_wait, &wait);
IRDA_DEBUG(2, "%s(%d):block_til_ready before block on %s open_count=%d\n",
- __FILE__,__LINE__, tty->driver->name, self->open_count );
+ __FILE__, __LINE__, tty->driver->name, port->count);
- /* As far as I can see, we protect open_count - Jean II */
- spin_lock_irqsave(&self->spinlock, flags);
+ spin_lock_irqsave(&port->lock, flags);
if (!tty_hung_up_p(filp)) {
extra_count = 1;
- self->open_count--;
+ port->count--;
}
- spin_unlock_irqrestore(&self->spinlock, flags);
- self->blocked_open++;
+ spin_unlock_irqrestore(&port->lock, flags);
+ port->blocked_open++;
while (1) {
- if (tty->termios->c_cflag & CBAUD) {
- /* Here, we use to lock those two guys, but
- * as ircomm_param_request() does it itself,
- * I don't see the point (and I see the deadlock).
- * Jean II */
- self->settings.dte |= IRCOMM_RTS + IRCOMM_DTR;
-
- ircomm_param_request(self, IRCOMM_DTE, TRUE);
- }
+ if (tty->termios.c_cflag & CBAUD)
+ tty_port_raise_dtr_rts(port);
current->state = TASK_INTERRUPTIBLE;
if (tty_hung_up_p(filp) ||
- !test_bit(ASYNC_B_INITIALIZED, &self->flags)) {
- retval = (self->flags & ASYNC_HUP_NOTIFY) ?
+ !test_bit(ASYNCB_INITIALIZED, &port->flags)) {
+ retval = (port->flags & ASYNC_HUP_NOTIFY) ?
-EAGAIN : -ERESTARTSYS;
break;
}
@@ -317,8 +339,8 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
* specified, we cannot return before the IrCOMM link is
* ready
*/
- if (!test_bit(ASYNC_B_CLOSING, &self->flags) &&
- (do_clocal || (self->settings.dce & IRCOMM_CD)) &&
+ if (!test_bit(ASYNCB_CLOSING, &port->flags) &&
+ (do_clocal || tty_port_carrier_raised(port)) &&
self->state == IRCOMM_TTY_READY)
{
break;
@@ -330,46 +352,36 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self,
}
IRDA_DEBUG(1, "%s(%d):block_til_ready blocking on %s open_count=%d\n",
- __FILE__,__LINE__, tty->driver->name, self->open_count );
+ __FILE__, __LINE__, tty->driver->name, port->count);
schedule();
}
__set_current_state(TASK_RUNNING);
- remove_wait_queue(&self->open_wait, &wait);
+ remove_wait_queue(&port->open_wait, &wait);
if (extra_count) {
/* ++ is not atomic, so this should be protected - Jean II */
- spin_lock_irqsave(&self->spinlock, flags);
- self->open_count++;
- spin_unlock_irqrestore(&self->spinlock, flags);
+ spin_lock_irqsave(&port->lock, flags);
+ port->count++;
+ spin_unlock_irqrestore(&port->lock, flags);
}
- self->blocked_open--;
+ port->blocked_open--;
IRDA_DEBUG(1, "%s(%d):block_til_ready after blocking on %s open_count=%d\n",
- __FILE__,__LINE__, tty->driver->name, self->open_count);
+ __FILE__, __LINE__, tty->driver->name, port->count);
if (!retval)
- self->flags |= ASYNC_NORMAL_ACTIVE;
+ port->flags |= ASYNC_NORMAL_ACTIVE;
return retval;
}
-/*
- * Function ircomm_tty_open (tty, filp)
- *
- * This routine is called when a particular tty device is opened. This
- * routine is mandatory; if this routine is not filled in, the attempted
- * open will fail with ENODEV.
- */
-static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
+
+static int ircomm_tty_install(struct tty_driver *driver, struct tty_struct *tty)
{
struct ircomm_tty_cb *self;
unsigned int line = tty->index;
- unsigned long flags;
- int ret;
-
- IRDA_DEBUG(2, "%s()\n", __func__ );
/* Check if instance already exists */
self = hashbin_lock_find(ircomm_tty, line, NULL);
@@ -381,6 +393,8 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
return -ENOMEM;
}
+ tty_port_init(&self->port);
+ self->port.ops = &ircomm_port_ops;
self->magic = IRCOMM_TTY_MAGIC;
self->flow = FLOW_STOP;
@@ -388,13 +402,9 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
INIT_WORK(&self->tqueue, ircomm_tty_do_softint);
self->max_header_size = IRCOMM_TTY_HDR_UNINITIALISED;
self->max_data_size = IRCOMM_TTY_DATA_UNINITIALISED;
- self->close_delay = 5*HZ/10;
- self->closing_wait = 30*HZ;
/* Init some important stuff */
init_timer(&self->watchdog_timer);
- init_waitqueue_head(&self->open_wait);
- init_waitqueue_head(&self->close_wait);
spin_lock_init(&self->spinlock);
/*
@@ -404,31 +414,48 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
*
* Note this is completely usafe and doesn't work properly
*/
- tty->termios->c_iflag = 0;
- tty->termios->c_oflag = 0;
+ tty->termios.c_iflag = 0;
+ tty->termios.c_oflag = 0;
/* Insert into hash */
hashbin_insert(ircomm_tty, (irda_queue_t *) self, line, NULL);
}
- /* ++ is not atomic, so this should be protected - Jean II */
- spin_lock_irqsave(&self->spinlock, flags);
- self->open_count++;
- tty->driver_data = self;
- self->tty = tty;
- spin_unlock_irqrestore(&self->spinlock, flags);
+ return tty_port_install(&self->port, driver, tty);
+}
+
+/*
+ * Function ircomm_tty_open (tty, filp)
+ *
+ * This routine is called when a particular tty device is opened. This
+ * routine is mandatory; if this routine is not filled in, the attempted
+ * open will fail with ENODEV.
+ */
+static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
+{
+ struct ircomm_tty_cb *self = tty->driver_data;
+ unsigned long flags;
+ int ret;
+
+ IRDA_DEBUG(2, "%s()\n", __func__ );
+
+ /* ++ is not atomic, so this should be protected - Jean II */
+ spin_lock_irqsave(&self->port.lock, flags);
+ self->port.count++;
+ spin_unlock_irqrestore(&self->port.lock, flags);
+ tty_port_tty_set(&self->port, tty);
IRDA_DEBUG(1, "%s(), %s%d, count = %d\n", __func__ , tty->driver->name,
- self->line, self->open_count);
+ self->line, self->port.count);
/* Not really used by us, but lets do it anyway */
- self->tty->low_latency = (self->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
+ tty->low_latency = (self->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0;
/*
* If the port is the middle of closing, bail out now
*/
if (tty_hung_up_p(filp) ||
- test_bit(ASYNC_B_CLOSING, &self->flags)) {
+ test_bit(ASYNCB_CLOSING, &self->port.flags)) {
/* Hm, why are we blocking on ASYNC_CLOSING if we
* do return -EAGAIN/-ERESTARTSYS below anyway?
@@ -438,14 +465,15 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
* probably better sleep uninterruptible?
*/
- if (wait_event_interruptible(self->close_wait, !test_bit(ASYNC_B_CLOSING, &self->flags))) {
+ if (wait_event_interruptible(self->port.close_wait,
+ !test_bit(ASYNCB_CLOSING, &self->port.flags))) {
IRDA_WARNING("%s - got signal while blocking on ASYNC_CLOSING!\n",
__func__);
return -ERESTARTSYS;
}
#ifdef SERIAL_DO_RESTART
- return (self->flags & ASYNC_HUP_NOTIFY) ?
+ return (self->port.flags & ASYNC_HUP_NOTIFY) ?
-EAGAIN : -ERESTARTSYS;
#else
return -EAGAIN;
@@ -453,7 +481,7 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
}
/* Check if this is a "normal" ircomm device, or an irlpt device */
- if (line < 0x10) {
+ if (self->line < 0x10) {
self->service_type = IRCOMM_3_WIRE | IRCOMM_9_WIRE;
self->settings.service_type = IRCOMM_9_WIRE; /* 9 wire as default */
/* Jan Kiszka -> add DSR/RI -> Conform to IrCOMM spec */
@@ -469,7 +497,7 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
if (ret)
return ret;
- ret = ircomm_tty_block_til_ready(self, filp);
+ ret = ircomm_tty_block_til_ready(self, tty, filp);
if (ret) {
IRDA_DEBUG(2,
"%s(), returning after block_til_ready with %d\n", __func__ ,
@@ -489,81 +517,22 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
static void ircomm_tty_close(struct tty_struct *tty, struct file *filp)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- unsigned long flags;
+ struct tty_port *port = &self->port;
IRDA_DEBUG(0, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- spin_lock_irqsave(&self->spinlock, flags);
-
- if (tty_hung_up_p(filp)) {
- spin_unlock_irqrestore(&self->spinlock, flags);
-
- IRDA_DEBUG(0, "%s(), returning 1\n", __func__ );
- return;
- }
-
- if ((tty->count == 1) && (self->open_count != 1)) {
- /*
- * Uh, oh. tty->count is 1, which means that the tty
- * structure will be freed. state->count should always
- * be one in these conditions. If it's greater than
- * one, we've got real problems, since it means the
- * serial port won't be shutdown.
- */
- IRDA_DEBUG(0, "%s(), bad serial port count; "
- "tty->count is 1, state->count is %d\n", __func__ ,
- self->open_count);
- self->open_count = 1;
- }
-
- if (--self->open_count < 0) {
- IRDA_ERROR("%s(), bad serial port count for ttys%d: %d\n",
- __func__, self->line, self->open_count);
- self->open_count = 0;
- }
- if (self->open_count) {
- spin_unlock_irqrestore(&self->spinlock, flags);
-
- IRDA_DEBUG(0, "%s(), open count > 0\n", __func__ );
+ if (tty_port_close_start(port, tty, filp) == 0)
return;
- }
-
- /* Hum... Should be test_and_set_bit ??? - Jean II */
- set_bit(ASYNC_B_CLOSING, &self->flags);
-
- /* We need to unlock here (we were unlocking at the end of this
- * function), because tty_wait_until_sent() may schedule.
- * I don't know if the rest should be protected somehow,
- * so someone should check. - Jean II */
- spin_unlock_irqrestore(&self->spinlock, flags);
-
- /*
- * Now we wait for the transmit buffer to clear; and we notify
- * the line discipline to only process XON/XOFF characters.
- */
- tty->closing = 1;
- if (self->closing_wait != ASYNC_CLOSING_WAIT_NONE)
- tty_wait_until_sent_from_close(tty, self->closing_wait);
ircomm_tty_shutdown(self);
tty_driver_flush_buffer(tty);
- tty_ldisc_flush(tty);
-
- tty->closing = 0;
- self->tty = NULL;
- if (self->blocked_open) {
- if (self->close_delay)
- schedule_timeout_interruptible(self->close_delay);
- wake_up_interruptible(&self->open_wait);
- }
-
- self->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING);
- wake_up_interruptible(&self->close_wait);
+ tty_port_close_end(port, tty);
+ tty_port_tty_set(port, NULL);
}
/*
@@ -606,7 +575,7 @@ static void ircomm_tty_do_softint(struct work_struct *work)
if (!self || self->magic != IRCOMM_TTY_MAGIC)
return;
- tty = self->tty;
+ tty = tty_port_tty_get(&self->port);
if (!tty)
return;
@@ -627,7 +596,7 @@ static void ircomm_tty_do_softint(struct work_struct *work)
}
if (tty->hw_stopped)
- return;
+ goto put;
/* Unlink transmit buffer */
spin_lock_irqsave(&self->spinlock, flags);
@@ -646,6 +615,8 @@ static void ircomm_tty_do_softint(struct work_struct *work)
/* Check if user (still) wants to be waken up */
tty_wakeup(tty);
+put:
+ tty_kref_put(tty);
}
/*
@@ -880,7 +851,7 @@ static void ircomm_tty_throttle(struct tty_struct *tty)
ircomm_tty_send_xchar(tty, STOP_CHAR(tty));
/* Hardware flow control? */
- if (tty->termios->c_cflag & CRTSCTS) {
+ if (tty->termios.c_cflag & CRTSCTS) {
self->settings.dte &= ~IRCOMM_RTS;
self->settings.dte |= IRCOMM_DELTA_RTS;
@@ -912,7 +883,7 @@ static void ircomm_tty_unthrottle(struct tty_struct *tty)
}
/* Using hardware flow control? */
- if (tty->termios->c_cflag & CRTSCTS) {
+ if (tty->termios.c_cflag & CRTSCTS) {
self->settings.dte |= (IRCOMM_RTS|IRCOMM_DELTA_RTS);
ircomm_param_request(self, IRCOMM_DTE, TRUE);
@@ -955,7 +926,7 @@ static void ircomm_tty_shutdown(struct ircomm_tty_cb *self)
IRDA_DEBUG(0, "%s()\n", __func__ );
- if (!test_and_clear_bit(ASYNC_B_INITIALIZED, &self->flags))
+ if (!test_and_clear_bit(ASYNCB_INITIALIZED, &self->port.flags))
return;
ircomm_tty_detach_cable(self);
@@ -994,6 +965,7 @@ static void ircomm_tty_shutdown(struct ircomm_tty_cb *self)
static void ircomm_tty_hangup(struct tty_struct *tty)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
+ struct tty_port *port = &self->port;
unsigned long flags;
IRDA_DEBUG(0, "%s()\n", __func__ );
@@ -1004,14 +976,17 @@ static void ircomm_tty_hangup(struct tty_struct *tty)
/* ircomm_tty_flush_buffer(tty); */
ircomm_tty_shutdown(self);
- /* I guess we need to lock here - Jean II */
- spin_lock_irqsave(&self->spinlock, flags);
- self->flags &= ~ASYNC_NORMAL_ACTIVE;
- self->tty = NULL;
- self->open_count = 0;
- spin_unlock_irqrestore(&self->spinlock, flags);
+ spin_lock_irqsave(&port->lock, flags);
+ port->flags &= ~ASYNC_NORMAL_ACTIVE;
+ if (port->tty) {
+ set_bit(TTY_IO_ERROR, &port->tty->flags);
+ tty_kref_put(port->tty);
+ }
+ port->tty = NULL;
+ port->count = 0;
+ spin_unlock_irqrestore(&port->lock, flags);
- wake_up_interruptible(&self->open_wait);
+ wake_up_interruptible(&port->open_wait);
}
/*
@@ -1071,20 +1046,20 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- tty = self->tty;
+ tty = tty_port_tty_get(&self->port);
status = self->settings.dce;
if (status & IRCOMM_DCE_DELTA_ANY) {
/*wake_up_interruptible(&self->delta_msr_wait);*/
}
- if ((self->flags & ASYNC_CHECK_CD) && (status & IRCOMM_DELTA_CD)) {
+ if ((self->port.flags & ASYNC_CHECK_CD) && (status & IRCOMM_DELTA_CD)) {
IRDA_DEBUG(2,
"%s(), ircomm%d CD now %s...\n", __func__ , self->line,
(status & IRCOMM_CD) ? "on" : "off");
if (status & IRCOMM_CD) {
- wake_up_interruptible(&self->open_wait);
+ wake_up_interruptible(&self->port.open_wait);
} else {
IRDA_DEBUG(2,
"%s(), Doing serial hangup..\n", __func__ );
@@ -1092,10 +1067,10 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
tty_hangup(tty);
/* Hangup will remote the tty, so better break out */
- return;
+ goto put;
}
}
- if (self->flags & ASYNC_CTS_FLOW) {
+ if (tty && tty_port_cts_enabled(&self->port)) {
if (tty->hw_stopped) {
if (status & IRCOMM_CTS) {
IRDA_DEBUG(2,
@@ -1103,10 +1078,10 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
tty->hw_stopped = 0;
/* Wake up processes blocked on open */
- wake_up_interruptible(&self->open_wait);
+ wake_up_interruptible(&self->port.open_wait);
schedule_work(&self->tqueue);
- return;
+ goto put;
}
} else {
if (!(status & IRCOMM_CTS)) {
@@ -1116,6 +1091,8 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self)
}
}
}
+put:
+ tty_kref_put(tty);
}
/*
@@ -1128,6 +1105,7 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
struct sk_buff *skb)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) instance;
+ struct tty_struct *tty;
IRDA_DEBUG(2, "%s()\n", __func__ );
@@ -1135,7 +1113,8 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
IRDA_ASSERT(skb != NULL, return -1;);
- if (!self->tty) {
+ tty = tty_port_tty_get(&self->port);
+ if (!tty) {
IRDA_DEBUG(0, "%s(), no tty!\n", __func__ );
return 0;
}
@@ -1146,7 +1125,7 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
* Devices like WinCE can do this, and since they don't send any
* params, we can just as well declare the hardware for running.
*/
- if (self->tty->hw_stopped && (self->flow == FLOW_START)) {
+ if (tty->hw_stopped && (self->flow == FLOW_START)) {
IRDA_DEBUG(0, "%s(), polling for line settings!\n", __func__ );
ircomm_param_request(self, IRCOMM_POLL, TRUE);
@@ -1159,8 +1138,9 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
* Use flip buffer functions since the code may be called from interrupt
* context
*/
- tty_insert_flip_string(self->tty, skb->data, skb->len);
- tty_flip_buffer_push(self->tty);
+ tty_insert_flip_string(tty, skb->data, skb->len);
+ tty_flip_buffer_push(tty);
+ tty_kref_put(tty);
/* No need to kfree_skb - see ircomm_ttp_data_indication() */
@@ -1211,12 +1191,13 @@ static void ircomm_tty_flow_indication(void *instance, void *sap,
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- tty = self->tty;
+ tty = tty_port_tty_get(&self->port);
switch (cmd) {
case FLOW_START:
IRDA_DEBUG(2, "%s(), hw start!\n", __func__ );
- tty->hw_stopped = 0;
+ if (tty)
+ tty->hw_stopped = 0;
/* ircomm_tty_do_softint will take care of the rest */
schedule_work(&self->tqueue);
@@ -1224,15 +1205,19 @@ static void ircomm_tty_flow_indication(void *instance, void *sap,
default: /* If we get here, something is very wrong, better stop */
case FLOW_STOP:
IRDA_DEBUG(2, "%s(), hw stopped!\n", __func__ );
- tty->hw_stopped = 1;
+ if (tty)
+ tty->hw_stopped = 1;
break;
}
+
+ tty_kref_put(tty);
self->flow = cmd;
}
#ifdef CONFIG_PROC_FS
static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m)
{
+ struct tty_struct *tty;
char sep;
seq_printf(m, "State: %s\n", ircomm_tty_state[self->state]);
@@ -1328,40 +1313,43 @@ static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m)
seq_puts(m, "Flags:");
sep = ' ';
- if (self->flags & ASYNC_CTS_FLOW) {
+ if (tty_port_cts_enabled(&self->port)) {
seq_printf(m, "%cASYNC_CTS_FLOW", sep);
sep = '|';
}
- if (self->flags & ASYNC_CHECK_CD) {
+ if (self->port.flags & ASYNC_CHECK_CD) {
seq_printf(m, "%cASYNC_CHECK_CD", sep);
sep = '|';
}
- if (self->flags & ASYNC_INITIALIZED) {
+ if (self->port.flags & ASYNC_INITIALIZED) {
seq_printf(m, "%cASYNC_INITIALIZED", sep);
sep = '|';
}
- if (self->flags & ASYNC_LOW_LATENCY) {
+ if (self->port.flags & ASYNC_LOW_LATENCY) {
seq_printf(m, "%cASYNC_LOW_LATENCY", sep);
sep = '|';
}
- if (self->flags & ASYNC_CLOSING) {
+ if (self->port.flags & ASYNC_CLOSING) {
seq_printf(m, "%cASYNC_CLOSING", sep);
sep = '|';
}
- if (self->flags & ASYNC_NORMAL_ACTIVE) {
+ if (self->port.flags & ASYNC_NORMAL_ACTIVE) {
seq_printf(m, "%cASYNC_NORMAL_ACTIVE", sep);
sep = '|';
}
seq_putc(m, '\n');
seq_printf(m, "Role: %s\n", self->client ? "client" : "server");
- seq_printf(m, "Open count: %d\n", self->open_count);
+ seq_printf(m, "Open count: %d\n", self->port.count);
seq_printf(m, "Max data size: %d\n", self->max_data_size);
seq_printf(m, "Max header size: %d\n", self->max_header_size);
- if (self->tty)
+ tty = tty_port_tty_get(&self->port);
+ if (tty) {
seq_printf(m, "Hardware: %s\n",
- self->tty->hw_stopped ? "Stopped" : "Running");
+ tty->hw_stopped ? "Stopped" : "Running");
+ tty_kref_put(tty);
+ }
}
static int ircomm_tty_proc_show(struct seq_file *m, void *v)
diff --git a/net/irda/ircomm/ircomm_tty_attach.c b/net/irda/ircomm/ircomm_tty_attach.c
index b65d66e..edab393 100644
--- a/net/irda/ircomm/ircomm_tty_attach.c
+++ b/net/irda/ircomm/ircomm_tty_attach.c
@@ -130,6 +130,8 @@ static int (*state[])(struct ircomm_tty_cb *self, IRCOMM_TTY_EVENT event,
*/
int ircomm_tty_attach_cable(struct ircomm_tty_cb *self)
{
+ struct tty_struct *tty;
+
IRDA_DEBUG(0, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return -1;);
@@ -142,7 +144,11 @@ int ircomm_tty_attach_cable(struct ircomm_tty_cb *self)
}
/* Make sure nobody tries to write before the link is up */
- self->tty->hw_stopped = 1;
+ tty = tty_port_tty_get(&self->port);
+ if (tty) {
+ tty->hw_stopped = 1;
+ tty_kref_put(tty);
+ }
ircomm_tty_ias_register(self);
@@ -398,23 +404,26 @@ void ircomm_tty_disconnect_indication(void *instance, void *sap,
struct sk_buff *skb)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) instance;
+ struct tty_struct *tty;
IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- if (!self->tty)
+ tty = tty_port_tty_get(&self->port);
+ if (!tty)
return;
/* This will stop control data transfers */
self->flow = FLOW_STOP;
/* Stop data transfers */
- self->tty->hw_stopped = 1;
+ tty->hw_stopped = 1;
ircomm_tty_do_event(self, IRCOMM_TTY_DISCONNECT_INDICATION, NULL,
NULL);
+ tty_kref_put(tty);
}
/*
@@ -550,12 +559,15 @@ void ircomm_tty_connect_indication(void *instance, void *sap,
*/
void ircomm_tty_link_established(struct ircomm_tty_cb *self)
{
+ struct tty_struct *tty;
+
IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- if (!self->tty)
+ tty = tty_port_tty_get(&self->port);
+ if (!tty)
return;
del_timer(&self->watchdog_timer);
@@ -566,19 +578,22 @@ void ircomm_tty_link_established(struct ircomm_tty_cb *self)
* will have to wait for the peer device (DCE) to raise the CTS
* line.
*/
- if ((self->flags & ASYNC_CTS_FLOW) && ((self->settings.dce & IRCOMM_CTS) == 0)) {
+ if (tty_port_cts_enabled(&self->port) &&
+ ((self->settings.dce & IRCOMM_CTS) == 0)) {
IRDA_DEBUG(0, "%s(), waiting for CTS ...\n", __func__ );
- return;
+ goto put;
} else {
IRDA_DEBUG(1, "%s(), starting hardware!\n", __func__ );
- self->tty->hw_stopped = 0;
+ tty->hw_stopped = 0;
/* Wake up processes blocked on open */
- wake_up_interruptible(&self->open_wait);
+ wake_up_interruptible(&self->port.open_wait);
}
schedule_work(&self->tqueue);
+put:
+ tty_kref_put(tty);
}
/*
@@ -977,14 +992,17 @@ static int ircomm_tty_state_ready(struct ircomm_tty_cb *self,
ircomm_tty_next_state(self, IRCOMM_TTY_SEARCH);
ircomm_tty_start_watchdog_timer(self, 3*HZ);
- if (self->flags & ASYNC_CHECK_CD) {
+ if (self->port.flags & ASYNC_CHECK_CD) {
/* Drop carrier */
self->settings.dce = IRCOMM_DELTA_CD;
ircomm_tty_check_modem_status(self);
} else {
+ struct tty_struct *tty = tty_port_tty_get(&self->port);
IRDA_DEBUG(0, "%s(), hanging up!\n", __func__ );
- if (self->tty)
- tty_hangup(self->tty);
+ if (tty) {
+ tty_hangup(tty);
+ tty_kref_put(tty);
+ }
}
break;
default:
diff --git a/net/irda/ircomm/ircomm_tty_ioctl.c b/net/irda/ircomm/ircomm_tty_ioctl.c
index d0667d6..b343f50 100644
--- a/net/irda/ircomm/ircomm_tty_ioctl.c
+++ b/net/irda/ircomm/ircomm_tty_ioctl.c
@@ -52,17 +52,18 @@
* Change speed of the driver. If the remote device is a DCE, then this
* should make it change the speed of its serial port
*/
-static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
+static void ircomm_tty_change_speed(struct ircomm_tty_cb *self,
+ struct tty_struct *tty)
{
unsigned int cflag, cval;
int baud;
IRDA_DEBUG(2, "%s()\n", __func__ );
- if (!self->tty || !self->tty->termios || !self->ircomm)
+ if (!self->ircomm)
return;
- cflag = self->tty->termios->c_cflag;
+ cflag = tty->termios.c_cflag;
/* byte size and parity */
switch (cflag & CSIZE) {
@@ -81,7 +82,7 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
cval |= IRCOMM_PARITY_EVEN;
/* Determine divisor based on baud rate */
- baud = tty_get_baud_rate(self->tty);
+ baud = tty_get_baud_rate(tty);
if (!baud)
baud = 9600; /* B0 transition handled in rs_set_termios */
@@ -90,19 +91,19 @@ static void ircomm_tty_change_speed(struct ircomm_tty_cb *self)
/* CTS flow control flag and modem status interrupts */
if (cflag & CRTSCTS) {
- self->flags |= ASYNC_CTS_FLOW;
+ self->port.flags |= ASYNC_CTS_FLOW;
self->settings.flow_control |= IRCOMM_RTS_CTS_IN;
/* This got me. Bummer. Jean II */
if (self->service_type == IRCOMM_3_WIRE_RAW)
IRDA_WARNING("%s(), enabling RTS/CTS on link that doesn't support it (3-wire-raw)\n", __func__);
} else {
- self->flags &= ~ASYNC_CTS_FLOW;
+ self->port.flags &= ~ASYNC_CTS_FLOW;
self->settings.flow_control &= ~IRCOMM_RTS_CTS_IN;
}
if (cflag & CLOCAL)
- self->flags &= ~ASYNC_CHECK_CD;
+ self->port.flags &= ~ASYNC_CHECK_CD;
else
- self->flags |= ASYNC_CHECK_CD;
+ self->port.flags |= ASYNC_CHECK_CD;
#if 0
/*
* Set up parity check flag
@@ -148,18 +149,18 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
struct ktermios *old_termios)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- unsigned int cflag = tty->termios->c_cflag;
+ unsigned int cflag = tty->termios.c_cflag;
IRDA_DEBUG(2, "%s()\n", __func__ );
if ((cflag == old_termios->c_cflag) &&
- (RELEVANT_IFLAG(tty->termios->c_iflag) ==
+ (RELEVANT_IFLAG(tty->termios.c_iflag) ==
RELEVANT_IFLAG(old_termios->c_iflag)))
{
return;
}
- ircomm_tty_change_speed(self);
+ ircomm_tty_change_speed(self, tty);
/* Handle transition to B0 status */
if ((old_termios->c_cflag & CBAUD) &&
@@ -172,7 +173,7 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
if (!(old_termios->c_cflag & CBAUD) &&
(cflag & CBAUD)) {
self->settings.dte |= IRCOMM_DTR;
- if (!(tty->termios->c_cflag & CRTSCTS) ||
+ if (!(tty->termios.c_cflag & CRTSCTS) ||
!test_bit(TTY_THROTTLED, &tty->flags)) {
self->settings.dte |= IRCOMM_RTS;
}
@@ -181,7 +182,7 @@ void ircomm_tty_set_termios(struct tty_struct *tty,
/* Handle turning off CRTSCTS */
if ((old_termios->c_cflag & CRTSCTS) &&
- !(tty->termios->c_cflag & CRTSCTS))
+ !(tty->termios.c_cflag & CRTSCTS))
{
tty->hw_stopped = 0;
ircomm_tty_start(tty);
@@ -270,10 +271,10 @@ static int ircomm_tty_get_serial_info(struct ircomm_tty_cb *self,
memset(&info, 0, sizeof(info));
info.line = self->line;
- info.flags = self->flags;
+ info.flags = self->port.flags;
info.baud_base = self->settings.data_rate;
- info.close_delay = self->close_delay;
- info.closing_wait = self->closing_wait;
+ info.close_delay = self->port.close_delay;
+ info.closing_wait = self->port.closing_wait;
/* For compatibility */
info.type = PORT_16550A;
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 10067e3..9f199f2 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -507,10 +507,10 @@ __build_packet_message(struct nfulnl_instance *inst,
read_lock_bh(&sk->sk_callback_lock);
if (sk->sk_socket && sk->sk_socket->file) {
struct file *file = sk->sk_socket->file;
- __be32 uid = htonl(from_kuid_munged(inst->peer_user_ns,
- file->f_cred->fsuid));
- __be32 gid = htonl(from_kgid_munged(inst->peer_user_ns,
- file->f_cred->fsgid));
+ const struct cred *cred = file->f_cred;
+ struct user_namespace *user_ns = inst->peer_user_ns;
+ __be32 uid = htonl(from_kuid_munged(user_ns, cred->fsuid));
+ __be32 gid = htonl(from_kgid_munged(user_ns, cred->fsgid));
read_unlock_bh(&sk->sk_callback_lock);
if (nla_put_be32(inst->skb, NFULA_UID, uid) ||
nla_put_be32(inst->skb, NFULA_GID, gid))
diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c
index aeb1971..fa40096 100644
--- a/net/netfilter/xt_LOG.c
+++ b/net/netfilter/xt_LOG.c
@@ -154,8 +154,8 @@ static void dump_sk_uid_gid(struct sbuff *m, struct sock *sk)
if (sk->sk_socket && sk->sk_socket->file) {
const struct cred *cred = sk->sk_socket->file->f_cred;
sb_add(m, "UID=%u GID=%u ",
- from_kuid_munged(&init_user_ns, cred->fsuid),
- from_kgid_munged(&init_user_ns, cred->fsgid));
+ from_kuid_munged(&init_user_ns, cred->fsuid),
+ from_kgid_munged(&init_user_ns, cred->fsgid));
}
read_unlock_bh(&sk->sk_callback_lock);
}
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index b794441..847d495 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -1541,7 +1541,7 @@ int __init netlbl_unlabel_defconf(void)
* it is called is at bootup before the audit subsystem is reporting
* messages so don't worry to much about these values. */
security_task_getsecid(current, &audit_info.secid);
- audit_info.loginuid = 0;
+ audit_info.loginuid = GLOBAL_ROOT_UID;
audit_info.sessionid = 0;
entry = kzalloc(sizeof(*entry), GFP_KERNEL);
diff --git a/net/netlabel/netlabel_user.c b/net/netlabel/netlabel_user.c
index 9fae63f..9650c4a 100644
--- a/net/netlabel/netlabel_user.c
+++ b/net/netlabel/netlabel_user.c
@@ -109,7 +109,7 @@ struct audit_buffer *netlbl_audit_start_common(int type,
return NULL;
audit_log_format(audit_buf, "netlabel: auid=%u ses=%u",
- audit_info->loginuid,
+ from_kuid(&init_user_ns, audit_info->loginuid),
audit_info->sessionid);
if (audit_info->secid != 0 &&
diff --git a/net/rfkill/input.c b/net/rfkill/input.c
index 24c55c5..c9d931e 100644
--- a/net/rfkill/input.c
+++ b/net/rfkill/input.c
@@ -164,8 +164,7 @@ static void rfkill_schedule_global_op(enum rfkill_sched_op op)
rfkill_op_pending = true;
if (op == RFKILL_GLOBAL_OP_EPO && !rfkill_is_epo_lock_active()) {
/* bypass the limiter for EPO */
- cancel_delayed_work(&rfkill_op_work);
- schedule_delayed_work(&rfkill_op_work, 0);
+ mod_delayed_work(system_wq, &rfkill_op_work, 0);
rfkill_last_scheduled = jiffies;
} else
rfkill_schedule_ratelimited();
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index 8b1f9f4..011d238 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -948,7 +948,8 @@ int rxrpc_get_server_data_key(struct rxrpc_connection *conn,
_enter("");
- key = key_alloc(&key_type_rxrpc, "x", 0, 0, cred, 0,
+ key = key_alloc(&key_type_rxrpc, "x",
+ GLOBAL_ROOT_UID, GLOBAL_ROOT_GID, cred, 0,
KEY_ALLOC_NOT_IN_QUOTA);
if (IS_ERR(key)) {
_leave(" = -ENOMEM [alloc %ld]", PTR_ERR(key));
@@ -994,7 +995,8 @@ struct key *rxrpc_get_null_key(const char *keyname)
struct key *key;
int ret;
- key = key_alloc(&key_type_rxrpc, keyname, 0, 0, cred,
+ key = key_alloc(&key_type_rxrpc, keyname,
+ GLOBAL_ROOT_UID, GLOBAL_ROOT_GID, cred,
KEY_POS_SEARCH, KEY_ALLOC_NOT_IN_QUOTA);
if (IS_ERR(key))
return key;
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 91de666..2ecde22 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -77,11 +77,18 @@ struct cgroup_subsys net_cls_subsys = {
.name = "net_cls",
.create = cgrp_create,
.destroy = cgrp_destroy,
-#ifdef CONFIG_NET_CLS_CGROUP
.subsys_id = net_cls_subsys_id,
-#endif
.base_cftypes = ss_files,
.module = THIS_MODULE,
+
+ /*
+ * While net_cls cgroup has the rudimentary hierarchy support of
+ * inheriting the parent's classid on cgroup creation, it doesn't
+ * properly propagates config changes in ancestors to their
+ * descendents. A child should follow the parent's configuration
+ * but be allowed to override it. Fix it and remove the following.
+ */
+ .broken_hierarchy = true,
};
struct cls_cgroup_head {
@@ -284,12 +291,6 @@ static int __init init_cgroup_cls(void)
if (ret)
goto out;
-#ifndef CONFIG_NET_CLS_CGROUP
- /* We can't use rcu_assign_pointer because this is an int. */
- smp_wmb();
- net_cls_subsys_id = net_cls_subsys.subsys_id;
-#endif
-
ret = register_tcf_proto_ops(&cls_cgroup_ops);
if (ret)
cgroup_unload_subsys(&net_cls_subsys);
@@ -302,11 +303,6 @@ static void __exit exit_cgroup_cls(void)
{
unregister_tcf_proto_ops(&cls_cgroup_ops);
-#ifndef CONFIG_NET_CLS_CGROUP
- net_cls_subsys_id = -1;
- synchronize_rcu();
-#endif
-
cgroup_unload_subsys(&net_cls_subsys);
}
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 2afd2a8..2a68bb3 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1635,7 +1635,7 @@ static int create_cache_proc_entries(struct cache_detail *cd, struct net *net)
void __init cache_initialize(void)
{
- INIT_DELAYED_WORK_DEFERRABLE(&cache_cleaner, do_cache_clean);
+ INIT_DEFERRABLE_WORK(&cache_cleaner, do_cache_clean);
}
int cache_register_net(struct cache_detail *cd, struct net *net)
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index f4e0a6a..41eabc4 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2638,12 +2638,12 @@ static void xfrm_policy_fini(struct net *net)
flush_work(&net->xfrm.policy_hash_work);
#ifdef CONFIG_XFRM_SUB_POLICY
- audit_info.loginuid = -1;
+ audit_info.loginuid = INVALID_UID;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_policy_flush(net, XFRM_POLICY_TYPE_SUB, &audit_info);
#endif
- audit_info.loginuid = -1;
+ audit_info.loginuid = INVALID_UID;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_policy_flush(net, XFRM_POLICY_TYPE_MAIN, &audit_info);
@@ -2750,7 +2750,7 @@ static void xfrm_audit_common_policyinfo(struct xfrm_policy *xp,
}
void xfrm_audit_policy_add(struct xfrm_policy *xp, int result,
- uid_t auid, u32 sessionid, u32 secid)
+ kuid_t auid, u32 sessionid, u32 secid)
{
struct audit_buffer *audit_buf;
@@ -2765,7 +2765,7 @@ void xfrm_audit_policy_add(struct xfrm_policy *xp, int result,
EXPORT_SYMBOL_GPL(xfrm_audit_policy_add);
void xfrm_audit_policy_delete(struct xfrm_policy *xp, int result,
- uid_t auid, u32 sessionid, u32 secid)
+ kuid_t auid, u32 sessionid, u32 secid)
{
struct audit_buffer *audit_buf;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 105f206..3459692 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -2060,7 +2060,7 @@ void xfrm_state_fini(struct net *net)
unsigned int sz;
flush_work(&net->xfrm.state_hash_work);
- audit_info.loginuid = -1;
+ audit_info.loginuid = INVALID_UID;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_state_flush(net, IPSEC_PROTO_ANY, &audit_info);
@@ -2127,7 +2127,7 @@ static void xfrm_audit_helper_pktinfo(struct sk_buff *skb, u16 family,
}
void xfrm_audit_state_add(struct xfrm_state *x, int result,
- uid_t auid, u32 sessionid, u32 secid)
+ kuid_t auid, u32 sessionid, u32 secid)
{
struct audit_buffer *audit_buf;
@@ -2142,7 +2142,7 @@ void xfrm_audit_state_add(struct xfrm_state *x, int result,
EXPORT_SYMBOL_GPL(xfrm_audit_state_add);
void xfrm_audit_state_delete(struct xfrm_state *x, int result,
- uid_t auid, u32 sessionid, u32 secid)
+ kuid_t auid, u32 sessionid, u32 secid)
{
struct audit_buffer *audit_buf;
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 94a2a1f..421f984 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -595,7 +595,7 @@ static int xfrm_add_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct xfrm_state *x;
int err;
struct km_event c;
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
@@ -674,7 +674,7 @@ static int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
int err = -ESRCH;
struct km_event c;
struct xfrm_usersa_id *p = nlmsg_data(nlh);
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
@@ -1393,7 +1393,7 @@ static int xfrm_add_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct km_event c;
int err;
int excl;
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
@@ -1651,7 +1651,7 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
NETLINK_CB(skb).portid);
}
} else {
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
@@ -1945,7 +1945,7 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
err = 0;
if (up->hard) {
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
@@ -1988,7 +1988,7 @@ static int xfrm_add_sa_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
km_state_expired(x, ue->hard, nlh->nlmsg_pid);
if (ue->hard) {
- uid_t loginuid = audit_get_loginuid(current);
+ kuid_t loginuid = audit_get_loginuid(current);
u32 sessionid = audit_get_sessionid(current);
u32 sid;
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