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[Feat] (MG_Remote, P11 B1): the apply thread's auto affinity and spin chosen per session from the peer's dial mode and data plane - a dialled-in shared-segment client leaves the apply thread only the lowest prime core, stream, forked and in-process peers keep every big core

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swung0x48
2026-09-29 14:47:31 -04:00
parent 952a1ca4a7
commit 0819f9d410
4 changed files with 186 additions and 22 deletions
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MobileGL/MG_Remote/Server/ServerSession.cpp
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@@ -654,6 +654,10 @@ namespace MobileGL::MG_Remote::Server {
hello->dialMode() != ::MobileGL::Wire::DialMode::Connect)
return RefuseHandshake(transport, ::MobileGL::Wire::RefuseCode::MalformedHello,
"unknown dial mode");
// P11 B1: remembered for the apply thread's `auto` policy (ApplyThreadPolicy.h).
m_peer = hello->dialMode() == ::MobileGL::Wire::DialMode::Connect ? ApplyPeer::Connected
: hello->dialMode() == ::MobileGL::Wire::DialMode::Fork ? ApplyPeer::Forked
: ApplyPeer::InProcess;
const MobileGLResult compatible = ValidatePeerHandshake(transport, hello->abiMajor(),
hello->abiMinor(), hello->wireFingerprint(), theirStamp, hello->dialMode());
if (compatible != MOBILEGL_OK) return compatible;
@@ -665,6 +669,7 @@ namespace MobileGL::MG_Remote::Server {
return RefuseHandshake(transport, ::MobileGL::Wire::RefuseCode::LinkTerms,
"unsupported or missing link terms");
const bool stream = terms->dataPlane() == ::MobileGL::Wire::DataPlane::Stream;
m_peerSharedSegments = !stream; // P11 B1: the apply thread's `auto` policy reads the plane too
if (stream && transport.Role() == Transport::TransportRole::InProcess)
return RefuseHandshake(transport, ::MobileGL::Wire::RefuseCode::LinkTerms,
"stream requires a data connection");