diff options
| author | Michael Bestas <mkbestas@lineageos.org> | 2020-07-24 02:33:20 +0300 |
|---|---|---|
| committer | Michael Bestas <mkbestas@lineageos.org> | 2020-07-24 18:41:19 +0300 |
| commit | 41750a750b45cbe2640d81585dd7c0f0ca6d7882 (patch) | |
| tree | fc3c96ec828ff41189e7c1cadc4b0fda8d3cd41e /net/ipv4/tcp_input.c | |
| parent | d1cc3341f2d95b742bb075e309251fc2ae62a799 (diff) | |
| parent | 8476df741c780591942ed5f73ed0de39badcb8c7 (diff) | |
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-17.1-caf-msm8998
This brings LA.UM.8.4.r1-05700-8x98.0 up to date with
https://android.googlesource.com/kernel/common/ android-4.4-p at commit:
8476df741c780 BACKPORT: xtables: extend matches and targets with .usersize
Conflicts:
drivers/usb/gadget/function/f_uac1.c
net/netlink/genetlink.c
sound/core/compress_offload.c
Change-Id: Id7b2fdf3942f1986edec869dcd965df632cc1c5f
Diffstat (limited to 'net/ipv4/tcp_input.c')
| -rw-r--r-- | net/ipv4/tcp_input.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 4436d60b38b4..e9d4e2161130 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -4466,7 +4466,11 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb) if (tcp_ooo_try_coalesce(sk, tp->ooo_last_skb, skb, &fragstolen)) { coalesce_done: - tcp_grow_window(sk, skb); + /* For non sack flows, do not grow window to force DUPACK + * and trigger fast retransmit. + */ + if (tcp_is_sack(tp)) + tcp_grow_window(sk, skb); kfree_skb_partial(skb, fragstolen); skb = NULL; goto add_sack; @@ -4546,7 +4550,11 @@ add_sack: tcp_sack_new_ofo_skb(sk, seq, end_seq); end: if (skb) { - tcp_grow_window(sk, skb); + /* For non sack flows, do not grow window to force DUPACK + * and trigger fast retransmit. + */ + if (tcp_is_sack(tp)) + tcp_grow_window(sk, skb); skb_set_owner_r(skb, sk); } } |