patch-2.1.102 linux/arch/i386/kernel/process.c

• Lines: 19
• Date: Thu May 14 10:56:50 1998
• Orig file: v2.1.101/linux/arch/i386/kernel/process.c
• Orig date: Thu May 7 22:51:46 1998

diff -u --recursive --new-file v2.1.101/linux/arch/i386/kernel/process.c linux/arch/i386/kernel/process.c
@@ -528,8 +528,18 @@
 	 */
 	p->tss.bitmap = sizeof(struct thread_struct);
 
+/*
+ * This tried to copy the FPU state, but I wonder whether we really
+ * want this at all. It is probably nicer to just have a newly started
+ * process start with a clean slate wrt the fpu.  - Linus
+ */
+#if 1
+	current->used_math = 0;
+	current->flags &= ~PF_USEDFPU;
+#else
 	if (last_task_used_math == current)
 		__asm__("clts ; fnsave %0 ; frstor %0":"=m" (p->tss.i387));
+#endif
 
 	return 0;
 }