diff options
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index bc745d00ea4..4ed7b1d12f5 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -207,7 +207,7 @@ static struct lock_class_key af_callback_keys[AF_MAX]; * not depend upon such differences. */ #define _SK_MEM_PACKETS 256 -#define _SK_MEM_OVERHEAD (sizeof(struct sk_buff) + 256) +#define _SK_MEM_OVERHEAD SKB_TRUESIZE(256) #define SK_WMEM_MAX (_SK_MEM_OVERHEAD * _SK_MEM_PACKETS) #define SK_RMEM_MAX (_SK_MEM_OVERHEAD * _SK_MEM_PACKETS) @@ -387,7 +387,7 @@ struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie) if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) { sk_tx_queue_clear(sk); - rcu_assign_pointer(sk->sk_dst_cache, NULL); + RCU_INIT_POINTER(sk->sk_dst_cache, NULL); dst_release(dst); return NULL; } @@ -738,10 +738,7 @@ set_rcvbuf: /* We implement the SO_SNDLOWAT etc to not be settable (1003.1g 5.3) */ case SO_RXQ_OVFL: - if (valbool) - sock_set_flag(sk, SOCK_RXQ_OVFL); - else - sock_reset_flag(sk, SOCK_RXQ_OVFL); + sock_valbool_flag(sk, SOCK_RXQ_OVFL, valbool); break; default: ret = -ENOPROTOOPT; @@ -1158,7 +1155,7 @@ static void __sk_free(struct sock *sk) atomic_read(&sk->sk_wmem_alloc) == 0); if (filter) { sk_filter_uncharge(sk, filter); - rcu_assign_pointer(sk->sk_filter, NULL); + RCU_INIT_POINTER(sk->sk_filter, NULL); } sock_disable_timestamp(sk, SOCK_TIMESTAMP); @@ -1260,6 +1257,7 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority) /* It is still raw copy of parent, so invalidate * destructor and make plain sk_free() */ newsk->sk_destruct = NULL; + bh_unlock_sock(newsk); sk_free(newsk); newsk = NULL; goto out; @@ -1533,7 +1531,6 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len, skb_shinfo(skb)->nr_frags = npages; for (i = 0; i < npages; i++) { struct page *page; - skb_frag_t *frag; page = alloc_pages(sk->sk_allocation, 0); if (!page) { @@ -1543,12 +1540,11 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len, goto failure; } - frag = &skb_shinfo(skb)->frags[i]; - frag->page = page; - frag->page_offset = 0; - frag->size = (data_len >= PAGE_SIZE ? - PAGE_SIZE : - data_len); + __skb_fill_page_desc(skb, i, + page, 0, + (data_len >= PAGE_SIZE ? + PAGE_SIZE : + data_len)); data_len -= PAGE_SIZE; } |