From 663f5cd048d26a455b55c61c86ba3a440d508883 Mon Sep 17 00:00:00 2001
From: Aiken Harris <harraiken91@gmail.com>
Date: Mon, 8 Jun 2026 20:55:17 +0200
Subject: [PATCH] Drop obsolete IPI exception dispatch path

---
 xtoskrnl/ar/amd64/traps.cc          | 21 ---------------------
 xtoskrnl/includes/ar/amd64/traps.hh |  1 -
 2 files changed, 22 deletions(-)

diff --git a/xtoskrnl/ar/amd64/traps.cc b/xtoskrnl/ar/amd64/traps.cc
index 9d47f1e00..8ff99873f 100644
--- a/xtoskrnl/ar/amd64/traps.cc
+++ b/xtoskrnl/ar/amd64/traps.cc
@@ -171,10 +171,6 @@ AR::Traps::DispatchTrap(IN PKTRAP_FRAME TrapFrame)
             /* Debug-Service-Request raised */
             HandleTrap2D(TrapFrame);
             break;
-        case 0xE1:
-            /* InterProcessor Interrupt (IPI) */
-            HandleTrapE1(TrapFrame);
-            break;
         default:
             /* Unknown/Unexpected trap */
             HandleTrapFF(TrapFrame);
@@ -604,23 +600,6 @@ AR::Traps::HandleTrap2D(IN PKTRAP_FRAME TrapFrame)
     KE::Crash::Panic(0x2D);
 }
 
-/**
- * Handles the trap 0xE1 when InterProcessor Interrupt (IPI) occurs.
- *
- * @param TrapFrame
- *        Supplies a kernel trap frame pushed by common trap handler on the stack.
- *
- * @return This routine does not return any value.
- *
- * @since XT 1.0
- */
-XTCDECL
-VOID
-AR::Traps::HandleTrapE1(IN PKTRAP_FRAME TrapFrame)
-{
-    DebugPrint(L"Unhandled IPI interrupt (0xE1)!\n");
-}
-
 /**
  * Handles the trap 0xFF when Unexpected Interrupt occurs.
  *
diff --git a/xtoskrnl/includes/ar/amd64/traps.hh b/xtoskrnl/includes/ar/amd64/traps.hh
index aab530bb0..fc6fe6a48 100644
--- a/xtoskrnl/includes/ar/amd64/traps.hh
+++ b/xtoskrnl/includes/ar/amd64/traps.hh
@@ -51,7 +51,6 @@ namespace AR
             STATIC XTCDECL VOID HandleTrap1F(IN PKTRAP_FRAME TrapFrame);
             STATIC XTCDECL VOID HandleTrap2C(IN PKTRAP_FRAME TrapFrame);
             STATIC XTCDECL VOID HandleTrap2D(IN PKTRAP_FRAME TrapFrame);
-            STATIC XTCDECL VOID HandleTrapE1(IN PKTRAP_FRAME TrapFrame);
             STATIC XTCDECL VOID HandleTrapFF(IN PKTRAP_FRAME TrapFrame);
     };
 }