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authorSrinivasarao P <spathi@codeaurora.org>2019-06-18 12:37:27 +0530
committerSrinivasarao P <spathi@codeaurora.org>2019-06-18 12:42:28 +0530
commita32f2cd759060ad2dd0a087177dfa108d48d2574 (patch)
treeab58d00a9a6c3abd6fd5a7fb56c3adcbf477efb6 /include
parent17c66e9e49a181498ae3c75809c98fdbe630de28 (diff)
parent9c4ab5729952b25289ad9bd64f1ea764d0c97d32 (diff)
Merge android-4.4.182 (9c4ab57) into msm-4.4
* refs/heads/tmp-9c4ab57 Linux 4.4.182 tcp: enforce tcp_min_snd_mss in tcp_mtu_probing() tcp: add tcp_min_snd_mss sysctl tcp: tcp_fragment() should apply sane memory limits tcp: limit payload size of sacked skbs UPSTREAM: binder: check for overflow when alloc for security context BACKPORT: binder: fix race between munmap() and direct reclaim Change-Id: I4cfb9eb282f54f083631fec4c8161eed42e8ab54 Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/tcp.h3
-rw-r--r--include/net/netns/ipv4.h1
-rw-r--r--include/net/tcp.h2
-rw-r--r--include/uapi/linux/snmp.h1
4 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 747404dbe506..085da1707cea 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -419,4 +419,7 @@ static inline void tcp_saved_syn_free(struct tcp_sock *tp)
tp->saved_syn = NULL;
}
+int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from, int pcount,
+ int shiftlen);
+
#endif /* _LINUX_TCP_H */
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index c68926b4899c..61c38f87ea07 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -88,6 +88,7 @@ struct netns_ipv4 {
int sysctl_tcp_fwmark_accept;
int sysctl_tcp_mtu_probing;
int sysctl_tcp_base_mss;
+ int sysctl_tcp_min_snd_mss;
int sysctl_tcp_probe_threshold;
u32 sysctl_tcp_probe_interval;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index dd161b625cd7..b9b5bc27b844 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -54,6 +54,8 @@ 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
diff --git a/include/uapi/linux/snmp.h b/include/uapi/linux/snmp.h
index 9de808ebce05..422183f396d5 100644
--- a/include/uapi/linux/snmp.h
+++ b/include/uapi/linux/snmp.h
@@ -281,6 +281,7 @@ enum
LINUX_MIB_TCPKEEPALIVE, /* TCPKeepAlive */
LINUX_MIB_TCPMTUPFAIL, /* TCPMTUPFail */
LINUX_MIB_TCPMTUPSUCCESS, /* TCPMTUPSuccess */
+ LINUX_MIB_TCPWQUEUETOOBIG, /* TCPWqueueTooBig */
__LINUX_MIB_MAX
};