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Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net

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Pull in bug fixes from 'net' tree for the merge window.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2019-09-17 23:51:10 +02:00
commit 1bab8d4c48
16 changed files with 83 additions and 23 deletions
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7
include/net/pkt_sched.h
View file

@ -118,7 +118,12 @@ void __qdisc_run(struct Qdisc *q);
static inline void qdisc_run(struct Qdisc *q)
{
if (qdisc_run_begin(q)) {
__qdisc_run(q);
/* NOLOCK qdisc must check 'state' under the qdisc seqlock
* to avoid racing with dev_qdisc_reset()
*/
if (!(q->flags & TCQ_F_NOLOCK) ||
likely(!test_bit(__QDISC_STATE_DEACTIVATED, &q->state)))
__qdisc_run(q);
qdisc_run_end(q);
}
}

20
include/net/sock_reuseport.h
View file

@ -21,7 +21,8 @@ struct sock_reuseport {
unsigned int synq_overflow_ts;
/* ID stays the same even after the size of socks[] grows. */
unsigned int reuseport_id;
bool bind_inany;
unsigned int bind_inany:1;
unsigned int has_conns:1;
struct bpf_prog __rcu *prog; /* optional BPF sock selector */
struct sock *socks[0]; /* array of sock pointers */
};
@ -37,6 +38,23 @@ extern struct sock *reuseport_select_sock(struct sock *sk,
extern int reuseport_attach_prog(struct sock *sk, struct bpf_prog *prog);
extern int reuseport_detach_prog(struct sock *sk);
static inline bool reuseport_has_conns(struct sock *sk, bool set)
{
struct sock_reuseport *reuse;
bool ret = false;
rcu_read_lock();
reuse = rcu_dereference(sk->sk_reuseport_cb);
if (reuse) {
if (set)
reuse->has_conns = 1;
ret = reuse->has_conns;
}
rcu_read_unlock();
return ret;
}
int reuseport_get_id(struct sock_reuseport *reuse);
#endif /* _SOCK_REUSEPORT_H */