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authorgVisor bot <gvisor-bot@google.com>2020-09-29 09:09:07 +0000
committergVisor bot <gvisor-bot@google.com>2020-09-29 09:09:07 +0000
commitf9ed26bae6730b93e02a273ee36a33dc6772f51d (patch)
tree2436d084de61ea21eff5354533f8530e228b137c /pkg/tcpip/transport/tcp
parentea5cf9131c31e2889ff64233f5f5bfcc6f2c4c39 (diff)
parent5075d0342f51b3e44ae47fc0901a59a4d762c638 (diff)
Merge release-20200921.0-61-g5075d0342 (automated)
Diffstat (limited to 'pkg/tcpip/transport/tcp')
-rw-r--r--pkg/tcpip/transport/tcp/protocol.go13
1 files changed, 8 insertions, 5 deletions
diff --git a/pkg/tcpip/transport/tcp/protocol.go b/pkg/tcpip/transport/tcp/protocol.go
index 6a3c2c32b..5bce73605 100644
--- a/pkg/tcpip/transport/tcp/protocol.go
+++ b/pkg/tcpip/transport/tcp/protocol.go
@@ -133,6 +133,8 @@ func (s *synRcvdCounter) Threshold() uint64 {
}
type protocol struct {
+ stack *stack.Stack
+
mu sync.RWMutex
sackEnabled bool
recovery tcpip.TCPRecovery
@@ -159,14 +161,14 @@ func (*protocol) Number() tcpip.TransportProtocolNumber {
}
// NewEndpoint creates a new tcp endpoint.
-func (p *protocol) NewEndpoint(stack *stack.Stack, netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, *tcpip.Error) {
- return newEndpoint(stack, netProto, waiterQueue), nil
+func (p *protocol) NewEndpoint(netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, *tcpip.Error) {
+ return newEndpoint(p.stack, netProto, waiterQueue), nil
}
// NewRawEndpoint creates a new raw TCP endpoint. Raw TCP sockets are currently
// unsupported. It implements stack.TransportProtocol.NewRawEndpoint.
-func (p *protocol) NewRawEndpoint(stack *stack.Stack, netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, *tcpip.Error) {
- return raw.NewEndpoint(stack, netProto, header.TCPProtocolNumber, waiterQueue)
+func (p *protocol) NewRawEndpoint(netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, *tcpip.Error) {
+ return raw.NewEndpoint(p.stack, netProto, header.TCPProtocolNumber, waiterQueue)
}
// MinimumPacketSize returns the minimum valid tcp packet size.
@@ -505,8 +507,9 @@ func (*protocol) Parse(pkt *stack.PacketBuffer) bool {
}
// NewProtocol returns a TCP transport protocol.
-func NewProtocol(*stack.Stack) stack.TransportProtocol {
+func NewProtocol(s *stack.Stack) stack.TransportProtocol {
p := protocol{
+ stack: s,
sendBufferSize: tcpip.TCPSendBufferSizeRangeOption{
Min: MinBufferSize,
Default: DefaultSendBufferSize,