Commit 2e05fcae authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller

tcp: fix compile error if !CONFIG_SYSCTL

tcp_tx_skb_cache_key and tcp_rx_skb_cache_key must be available
even if CONFIG_SYSCTL is not set.

Fixes: 0b7d7f6b ("tcp: add tcp_tx_skb_cache sysctl")
Fixes: ede61ca4 ("tcp: add tcp_rx_skb_cache sysctl")
Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Reported-by: default avatarWillem de Bruijn <willemb@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d424a2af
...@@ -51,11 +51,6 @@ static int comp_sack_nr_max = 255; ...@@ -51,11 +51,6 @@ static int comp_sack_nr_max = 255;
static u32 u32_max_div_HZ = UINT_MAX / HZ; static u32 u32_max_div_HZ = UINT_MAX / HZ;
static int one_day_secs = 24 * 3600; static int one_day_secs = 24 * 3600;
DEFINE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
EXPORT_SYMBOL(tcp_rx_skb_cache_key);
DEFINE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key);
/* obsolete */ /* obsolete */
static int sysctl_tcp_low_latency __read_mostly; static int sysctl_tcp_low_latency __read_mostly;
......
...@@ -317,6 +317,11 @@ struct tcp_splice_state { ...@@ -317,6 +317,11 @@ struct tcp_splice_state {
unsigned long tcp_memory_pressure __read_mostly; unsigned long tcp_memory_pressure __read_mostly;
EXPORT_SYMBOL_GPL(tcp_memory_pressure); EXPORT_SYMBOL_GPL(tcp_memory_pressure);
DEFINE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
EXPORT_SYMBOL(tcp_rx_skb_cache_key);
DEFINE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key);
void tcp_enter_memory_pressure(struct sock *sk) void tcp_enter_memory_pressure(struct sock *sk)
{ {
unsigned long val; unsigned long val;
......
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