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authorDavid S. Miller <davem@davemloft.net>2020-05-07 08:10:13 +0300
committerDavid S. Miller <davem@davemloft.net>2020-05-07 08:10:13 +0300
commit3793faad7b5b730941b2efbc252d14374b60843a (patch)
treee1bea43727d87f8fd30ca169f465a3591f15d63b /drivers/net/wireguard/send.c
parentae1804de93f6f1626906567ae7deec8e0111259d (diff)
parenta811c1fa0a02c062555b54651065899437bacdbe (diff)
downloadlinux-3793faad7b5b730941b2efbc252d14374b60843a.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts were all overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireguard/send.c')
-rw-r--r--drivers/net/wireguard/send.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/net/wireguard/send.c b/drivers/net/wireguard/send.c
index 7348c10cbae3..6687db699803 100644
--- a/drivers/net/wireguard/send.c
+++ b/drivers/net/wireguard/send.c
@@ -124,20 +124,17 @@ void wg_packet_send_handshake_cookie(struct wg_device *wg,
static void keep_key_fresh(struct wg_peer *peer)
{
struct noise_keypair *keypair;
- bool send = false;
+ bool send;
rcu_read_lock_bh();
keypair = rcu_dereference_bh(peer->keypairs.current_keypair);
- if (likely(keypair && READ_ONCE(keypair->sending.is_valid)) &&
- (unlikely(atomic64_read(&keypair->sending.counter.counter) >
- REKEY_AFTER_MESSAGES) ||
- (keypair->i_am_the_initiator &&
- unlikely(wg_birthdate_has_expired(keypair->sending.birthdate,
- REKEY_AFTER_TIME)))))
- send = true;
+ send = keypair && READ_ONCE(keypair->sending.is_valid) &&
+ (atomic64_read(&keypair->sending.counter.counter) > REKEY_AFTER_MESSAGES ||
+ (keypair->i_am_the_initiator &&
+ wg_birthdate_has_expired(keypair->sending.birthdate, REKEY_AFTER_TIME)));
rcu_read_unlock_bh();
- if (send)
+ if (unlikely(send))
wg_packet_send_queued_handshake_initiation(peer, false);
}
@@ -281,6 +278,8 @@ void wg_packet_tx_worker(struct work_struct *work)
wg_noise_keypair_put(keypair, false);
wg_peer_put(peer);
+ if (need_resched())
+ cond_resched();
}
}
@@ -304,7 +303,8 @@ void wg_packet_encrypt_worker(struct work_struct *work)
}
wg_queue_enqueue_per_peer(&PACKET_PEER(first)->tx_queue, first,
state);
-
+ if (need_resched())
+ cond_resched();
}
}