From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sun, 22 Oct 2023 00:12:13 +0000 (+0200)
Subject: device: ratchet up max segment size on android
X-Git-Tag: 0.0.20250515~20
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e0774f;p=thirdparty%2Fwireguard-go.git

device: ratchet up max segment size on android

GRO requires big allocations to be efficient. This isn't great, as there
might be Android memory usage issues. So we should revisit this commit.
But at least it gets things working again.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---

diff --git a/device/queueconstants_android.go b/device/queueconstants_android.go
index 3d80ead..25f700a 100644
--- a/device/queueconstants_android.go
+++ b/device/queueconstants_android.go
@@ -14,6 +14,6 @@ const (
 	QueueOutboundSize          = 1024
 	QueueInboundSize           = 1024
 	QueueHandshakeSize         = 1024
-	MaxSegmentSize             = 2200
+	MaxSegmentSize             = (1 << 16) - 1 // largest possible UDP datagram
 	PreallocatedBuffersPerPool = 4096
 )