From: <kabe@>
Subject: Also count prefetch* opcodes as SSE

diff -up ./arch/x86/kernel/traps.c.fetch ./arch/x86/kernel/traps.c
--- ./arch/x86/kernel/traps.c.fetch	2026-05-29 20:00:00.379934208 +0900
+++ ./arch/x86/kernel/traps.c	2026-05-29 20:04:53.628601106 +0900
@@ -1525,6 +1525,7 @@ static void handle_invalid_op(struct pt_
 #ifdef CONFIG_CPU_IGNORE_PREFETCH
 	if (op1 == 0x0F && op2 == 0x18) { /* 0f 18 /1|/2|/3|/0 prefetch */
 		int mod;
+		EMU_COUNT_SSE(eip);
 		get_user(op3, eip+2);
 		mod = op3 & 0b00111000;
 		switch (mod) {