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authorEric Dumazet <edumazet@google.com>2015-10-02 21:43:37 +0300
committerDavid S. Miller <davem@davemloft.net>2015-10-03 14:32:44 +0300
commitef547f2ac16bd9d77a780a0e7c70857e69e8f23f (patch)
treeb8bb42db0c4e4cb119024339ff8263cd988248cc /include/net/request_sock.h
parent10cbc8f179177c1a6d5f56a46ebddc8f602ce5ac (diff)
downloadlinux-ef547f2ac16bd9d77a780a0e7c70857e69e8f23f.tar.xz
tcp: remove max_qlen_log
This control variable was set at first listen(fd, backlog) call, but not updated if application tried to increase or decrease backlog. It made sense at the time listener had a non resizeable hash table. Also rounding to powers of two was not very friendly. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/request_sock.h')
-rw-r--r--include/net/request_sock.h10
1 files changed, 2 insertions, 8 deletions
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index a66ab1345373..bae6936d75c4 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -157,7 +157,7 @@ struct fastopen_queue {
struct request_sock_queue {
spinlock_t rskq_lock;
u8 rskq_defer_accept;
- u8 max_qlen_log;
+
u32 synflood_warned;
atomic_t qlen;
atomic_t young;
@@ -169,8 +169,7 @@ struct request_sock_queue {
*/
};
-void reqsk_queue_alloc(struct request_sock_queue *queue,
- unsigned int nr_table_entries);
+void reqsk_queue_alloc(struct request_sock_queue *queue);
void reqsk_fastopen_remove(struct sock *sk, struct request_sock *req,
bool reset);
@@ -240,9 +239,4 @@ static inline int reqsk_queue_len_young(const struct request_sock_queue *queue)
return atomic_read(&queue->young);
}
-static inline int reqsk_queue_is_full(const struct request_sock_queue *queue)
-{
- return reqsk_queue_len(queue) >> queue->max_qlen_log;
-}
-
#endif /* _REQUEST_SOCK_H */