53 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| Index: sys/amd64/amd64/exception.S
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| ===================================================================
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| --- sys/amd64/amd64/exception.S	(revision 286969)
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| +++ sys/amd64/amd64/exception.S	(working copy)
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| @@ -154,9 +154,13 @@ IDTVEC(xmm)
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|  IDTVEC(tss)
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|  	TRAP_ERR(T_TSSFLT)
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|  IDTVEC(missing)
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| -	TRAP_ERR(T_SEGNPFLT)
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| +	subq	$TF_ERR,%rsp
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| +	movl	$T_SEGNPFLT,TF_TRAPNO(%rsp)
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| +	jmp	prot_addrf
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|  IDTVEC(stk)
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| -	TRAP_ERR(T_STKFLT)
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| +	subq	$TF_ERR,%rsp
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| +	movl	$T_STKFLT,TF_TRAPNO(%rsp)
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| +	jmp	prot_addrf
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|  IDTVEC(align)
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|  	TRAP_ERR(T_ALIGNFLT)
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|  
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| @@ -319,6 +323,7 @@ IDTVEC(page)
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|  IDTVEC(prot)
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|  	subq	$TF_ERR,%rsp
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|  	movl	$T_PROTFLT,TF_TRAPNO(%rsp)
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| +prot_addrf:
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|  	movq	$0,TF_ADDR(%rsp)
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|  	movq	%rdi,TF_RDI(%rsp)	/* free up a GP register */
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|  	leaq	doreti_iret(%rip),%rdi
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| Index: sys/amd64/amd64/machdep.c
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| ===================================================================
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| --- sys/amd64/amd64/machdep.c	(revision 286969)
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| +++ sys/amd64/amd64/machdep.c	(working copy)
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| @@ -428,6 +428,7 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *
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|  	regs->tf_rflags &= ~(PSL_T | PSL_D);
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|  	regs->tf_cs = _ucodesel;
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|  	regs->tf_ds = _udatasel;
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| +	regs->tf_ss = _udatasel;
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|  	regs->tf_es = _udatasel;
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|  	regs->tf_fs = _ufssel;
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|  	regs->tf_gs = _ugssel;
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| Index: sys/amd64/amd64/trap.c
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| ===================================================================
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| --- sys/amd64/amd64/trap.c	(revision 286969)
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| +++ sys/amd64/amd64/trap.c	(working copy)
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| @@ -473,8 +473,6 @@ trap(struct trapframe *frame)
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|  			goto out;
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|  
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|  		case T_STKFLT:		/* stack fault */
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| -			break;
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| -
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|  		case T_PROTFLT:		/* general protection fault */
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|  		case T_SEGNPFLT:	/* segment not present fault */
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|  			if (td->td_intr_nesting_level != 0)
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