diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/key/af_key.c | 5 | ||||
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 21 | ||||
| -rw-r--r-- | net/xfrm/xfrm_state.c | 21 |
3 files changed, 5 insertions, 42 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c index 9a039acf37e8..5beabd8ba772 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1380,10 +1380,9 @@ static int pfkey_acquire(struct sock *sk, struct sk_buff *skb, const struct sadb return 0; spin_lock_bh(&x->lock); - if (x->km.state == XFRM_STATE_ACQ) { + if (x->km.state == XFRM_STATE_ACQ) x->km.state = XFRM_STATE_ERROR; - wake_up(&net->xfrm.km_waitq); - } + spin_unlock_bh(&x->lock); xfrm_state_put(x); return 0; diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 73b04d3df44e..a7487f34e813 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1901,8 +1901,7 @@ static struct xfrm_dst *xfrm_create_dummy_bundle(struct net *net, if (IS_ERR(xdst)) return xdst; - if (net->xfrm.sysctl_larval_drop || num_xfrms <= 0 || - (fl->flowi_flags & FLOWI_FLAG_CAN_SLEEP)) + if (net->xfrm.sysctl_larval_drop || num_xfrms <= 0) return xdst; dst1 = &xdst->u.dst; @@ -2077,7 +2076,6 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig, u8 dir = policy_to_flow_dir(XFRM_POLICY_OUT); int i, err, num_pols, num_xfrms = 0, drop_pols = 0; -restart: dst = NULL; xdst = NULL; route = NULL; @@ -2157,23 +2155,8 @@ restart: return make_blackhole(net, family, dst_orig); } - if (fl->flowi_flags & FLOWI_FLAG_CAN_SLEEP) { - DECLARE_WAITQUEUE(wait, current); - add_wait_queue(&net->xfrm.km_waitq, &wait); - set_current_state(TASK_INTERRUPTIBLE); - schedule(); - set_current_state(TASK_RUNNING); - remove_wait_queue(&net->xfrm.km_waitq, &wait); - - if (!signal_pending(current)) { - dst_release(dst); - goto restart; - } - - err = -ERESTART; - } else - err = -EAGAIN; + err = -EAGAIN; XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTNOSTATES); goto error; diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 290479d0746d..e845066547c4 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -372,8 +372,6 @@ static void xfrm_state_gc_task(struct work_struct *work) hlist_for_each_entry_safe(x, tmp, &gc_list, gclist) xfrm_state_gc_destroy(x); - - wake_up(&net->xfrm.km_waitq); } static inline unsigned long make_jiffies(long secs) @@ -388,7 +386,6 @@ static enum hrtimer_restart xfrm_timer_handler(struct hrtimer * me) { struct tasklet_hrtimer *thr = container_of(me, struct tasklet_hrtimer, timer); struct xfrm_state *x = container_of(thr, struct xfrm_state, mtimer); - struct net *net = xs_net(x); unsigned long now = get_seconds(); long next = LONG_MAX; int warn = 0; @@ -458,12 +455,8 @@ resched: goto out; expired: - if (x->km.state == XFRM_STATE_ACQ && x->id.spi == 0) { + if (x->km.state == XFRM_STATE_ACQ && x->id.spi == 0) x->km.state = XFRM_STATE_EXPIRED; - wake_up(&net->xfrm.km_waitq); - next = 2; - goto resched; - } err = __xfrm_state_delete(x); if (!err) @@ -635,7 +628,6 @@ restart: out: spin_unlock_bh(&net->xfrm.xfrm_state_lock); - wake_up(&net->xfrm.km_waitq); return err; } EXPORT_SYMBOL(xfrm_state_flush); @@ -948,8 +940,6 @@ static void __xfrm_state_insert(struct xfrm_state *x) if (x->replay_maxage) mod_timer(&x->rtimer, jiffies + x->replay_maxage); - wake_up(&net->xfrm.km_waitq); - net->xfrm.state_num++; xfrm_hash_grow_check(net, x->bydst.next != NULL); @@ -1658,16 +1648,12 @@ EXPORT_SYMBOL(km_state_notify); void km_state_expired(struct xfrm_state *x, int hard, u32 portid) { - struct net *net = xs_net(x); struct km_event c; c.data.hard = hard; c.portid = portid; c.event = XFRM_MSG_EXPIRE; km_state_notify(x, &c); - - if (hard) - wake_up(&net->xfrm.km_waitq); } EXPORT_SYMBOL(km_state_expired); @@ -1710,16 +1696,12 @@ EXPORT_SYMBOL(km_new_mapping); void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 portid) { - struct net *net = xp_net(pol); struct km_event c; c.data.hard = hard; c.portid = portid; c.event = XFRM_MSG_POLEXPIRE; km_policy_notify(pol, dir, &c); - - if (hard) - wake_up(&net->xfrm.km_waitq); } EXPORT_SYMBOL(km_policy_expired); @@ -2028,7 +2010,6 @@ int __net_init xfrm_state_init(struct net *net) INIT_WORK(&net->xfrm.state_hash_work, xfrm_hash_resize); INIT_HLIST_HEAD(&net->xfrm.state_gc_list); INIT_WORK(&net->xfrm.state_gc_work, xfrm_state_gc_task); - init_waitqueue_head(&net->xfrm.km_waitq); spin_lock_init(&net->xfrm.xfrm_state_lock); return 0; |