diff options
author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2019-12-18 22:52:20 +0100 |
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committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2019-12-18 22:52:20 +0100 |
commit | 1ddf624b0b268fdc0b80b1de618b98f8d117afea (patch) | |
tree | 3d3218332bcb34cb0afa01d6ad996058a3dbcb77 /include/net/tcp.h | |
parent | 6b774eec1f9d3064e9b33634dfa99d5666d0a73a (diff) | |
parent | bfb9e5c03076a446b1f4f6a523ddc8d723c907a6 (diff) |
Merge tag 'v4.14.159' into 4.14-2.0.x-imx
This is the 4.14.159 stable release
Conflicts:
arch/arm/Kconfig.debug
arch/arm/boot/dts/imx7s.dtsi
arch/arm/mach-imx/cpuidle-imx6sx.c
drivers/crypto/caam/caamalg.c
drivers/crypto/mxs-dcp.c
drivers/dma/imx-sdma.c
drivers/input/keyboard/imx_keypad.c
drivers/net/can/flexcan.c
drivers/net/can/rx-offload.c
drivers/net/wireless/ath/ath10k/pci.c
drivers/pci/dwc/pci-imx6.c
drivers/spi/spi-fsl-lpspi.c
drivers/usb/dwc3/gadget.c
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r-- | include/net/tcp.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index d0c2dbe94e21..785c4ef4e1bf 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -57,6 +57,8 @@ void tcp_time_wait(struct sock *sk, int state, int timeo); #define MAX_TCP_HEADER (128 + MAX_HEADER) #define MAX_TCP_OPTION_SPACE 40 +#define TCP_MIN_SND_MSS 48 +#define TCP_MIN_GSO_SIZE (TCP_MIN_SND_MSS - MAX_TCP_OPTION_SPACE) /* * Never offer a window over 32767 without using window scaling. Some @@ -1041,7 +1043,8 @@ void tcp_get_default_congestion_control(char *name); void tcp_get_available_congestion_control(char *buf, size_t len); void tcp_get_allowed_congestion_control(char *buf, size_t len); int tcp_set_allowed_congestion_control(char *allowed); -int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, bool reinit); +int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, + bool reinit, bool cap_net_admin); u32 tcp_slow_start(struct tcp_sock *tp, u32 acked); void tcp_cong_avoid_ai(struct tcp_sock *tp, u32 w, u32 acked); @@ -1685,6 +1688,27 @@ static inline void tcp_check_send_head(struct sock *sk, struct sk_buff *skb_unli tcp_sk(sk)->highest_sack = NULL; } +static inline struct sk_buff *tcp_rtx_queue_head(const struct sock *sk) +{ + struct sk_buff *skb = tcp_write_queue_head(sk); + + if (skb == tcp_send_head(sk)) + skb = NULL; + + return skb; +} + +static inline struct sk_buff *tcp_rtx_queue_tail(const struct sock *sk) +{ + struct sk_buff *skb = tcp_send_head(sk); + + /* empty retransmit queue, for example due to zero window */ + if (skb == tcp_write_queue_head(sk)) + return NULL; + + return skb ? tcp_write_queue_prev(sk, skb) : tcp_write_queue_tail(sk); +} + static inline void __tcp_add_write_queue_tail(struct sock *sk, struct sk_buff *skb) { __skb_queue_tail(&sk->sk_write_queue, skb); |