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authorPavel Emelyanov <xemul@openvz.org>2008-07-16 20:28:10 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-16 20:28:10 -0700
commit5c52ba170f8167511bdb65b981f4582100c40675 (patch)
tree1dab120003eb696dfb4ca18c40861274a317739d /include
parentcf1100a7a4f2573f50f9a923b53373977328e3c8 (diff)
sock: add net to prot->enter_memory_pressure callback
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>
Diffstat (limited to 'include')
-rw-r--r--include/net/sock.h4
-rw-r--r--include/net/tcp.h2
2 files changed, 3 insertions, 3 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index 3f4897ab432..06c5259aff3 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -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;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 4d788181654..c25cb5278b9 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -975,7 +975,7 @@ static inline void tcp_openreq_init(struct request_sock *req,
ireq->rmt_port = tcp_hdr(skb)->source;
}
-extern void tcp_enter_memory_pressure(void);
+extern void tcp_enter_memory_pressure(struct sock *sk);
static inline int keepalive_intvl_when(const struct tcp_sock *tp)
{