if (sk->sk_forward_alloc >= (int)PAGE_SIZE || sk_stream_mem_schedule(sk, PAGE_SIZE, 0)) 
if (sk_stream_wmem_schedule(sk, PAGE_SIZE)) 
static inline struct page *sk_stream_alloc_page(struct sock *sk){	struct page *page = NULL;	if (sk->sk_forward_alloc >= (int)PAGE_SIZE ||	    sk_stream_mem_schedule(sk, PAGE_SIZE, 0))		page = alloc_pages(sk->sk_allocation, 0);	else {		sk->sk_prot->enter_memory_pressure();		sk_stream_moderate_sndbuf(sk);	}	return page;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/d80d99d643090c3cf2b1f9fb3fadd1256f7e384f/sock.h/buggy/include/net/sock.h