pk: remove vestigial trapframe_t::insn field

This assumes that stval is populated with the opcode on illegal
instruction exceptions.  But since we're only using the opcode for
error reporting, it's OK if this assumption is violated.

1 files changed, 0 insertions, 1 deletions

diff --git a/pk/pk.h b/pk/pk.h
index 0ac2cdc..56cdafe 100644
--- a/pk/pk.h
+++ b/pk/pk.h
@@ -17,7 +17,6 @@ typedef struct
   long epc;
   long badvaddr;
   long cause;
-  long insn;
 } trapframe_t;
 
 #define panic(s,...) do { do_panic(s"\n", ##__VA_ARGS__); } while(0)