From f0b3298db07df63fa74559d5689008f9de9980a9 Mon Sep 17 00:00:00 2001 From: Ghanan Gowripalan Date: Mon, 3 May 2021 16:38:51 -0700 Subject: Convey GSO capabilities through GSOEndpoint ...as all GSO capable endpoints must implement GSOEndpoint. PiperOrigin-RevId: 371804175 --- pkg/tcpip/stack/route.go | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'pkg/tcpip/stack/route.go') diff --git a/pkg/tcpip/stack/route.go b/pkg/tcpip/stack/route.go index 4ecde5995..8a044c073 100644 --- a/pkg/tcpip/stack/route.go +++ b/pkg/tcpip/stack/route.go @@ -300,12 +300,18 @@ func (r *Route) RequiresTXTransportChecksum() bool { // HasSoftwareGSOCapability returns true if the route supports software GSO. func (r *Route) HasSoftwareGSOCapability() bool { - return r.outgoingNIC.LinkEndpoint.Capabilities()&CapabilitySoftwareGSO != 0 + if gso, ok := r.outgoingNIC.LinkEndpoint.(GSOEndpoint); ok { + return gso.SupportedGSO() == SWGSOSupported + } + return false } // HasHardwareGSOCapability returns true if the route supports hardware GSO. func (r *Route) HasHardwareGSOCapability() bool { - return r.outgoingNIC.LinkEndpoint.Capabilities()&CapabilityHardwareGSO != 0 + if gso, ok := r.outgoingNIC.LinkEndpoint.(GSOEndpoint); ok { + return gso.SupportedGSO() == HWGSOSupported + } + return false } // HasSaveRestoreCapability returns true if the route supports save/restore. -- cgit v1.2.3