Xen devel - Nov 2007 - [PATCH] [Mini-OS] Permit x86_64 trap handlers to return

Trap handlers sometimes fix the problem, so they need to be able to
return.

Signed-off-by: Samuel Thibault <samuel.thibault@citrix.com>

diff -r dc9246357cdb extras/mini-os/arch/x86/x86_64.S
--- a/extras/mini-os/arch/x86/x86_64.S	Fri Nov 23 16:42:44 2007 +0000
+++ b/extras/mini-os/arch/x86/x86_64.S	Fri Nov 23 17:58:26 2007 +0000
@@ -193,6 +193,7 @@ error_call_handler:
 	movq ORIG_RAX(%rsp),%rsi	# get error code 
 	movq $-1,ORIG_RAX(%rsp)
 	call *%rax
+	jmp error_exit
 
 .macro zeroentry sym
 #	INTR_FRAME

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