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sock: add net to prot->enter_memory_pressure callback

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The tcp_enter_memory_pressure calls NET_INC_STATS, but doesn't
have where to get the net from.

I decided to add a sk argument, not the net itself, only to factor
all the required sock_net(sk) calls inside the enter_memory_pressure 
callback itself.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2008-07-16 20:28:10 -07:00
committed by David S. Miller
parent cf1100a7a4
commit 5c52ba170f
6 changed files with 8 additions and 8 deletions
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4
include/net/sock.h
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@@ -565,7 +565,7 @@ struct proto {
#endif
/* Memory pressure */
void (*enter_memory_pressure)(void);
void (*enter_memory_pressure)(struct sock *sk);
atomic_t *memory_allocated; /* Current allocated memory. */
atomic_t *sockets_allocated; /* Current number of sockets. */
/*
@@ -1210,7 +1210,7 @@ static inline struct page *sk_stream_alloc_page(struct sock *sk)
page = alloc_pages(sk->sk_allocation, 0);
if (!page) {
sk->sk_prot->enter_memory_pressure();
sk->sk_prot->enter_memory_pressure(sk);
sk_stream_moderate_sndbuf(sk);
}
return page;