From: Avi Kivity <avi@xxxxxxxxxx>
Failed emulation is reported via a tracepoint; the cmps printk is pointless.
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
Signed-off-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index ffd6e01..3325b47 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -22,7 +22,6 @@
#include <linux/kvm_host.h>
#include "kvm_cache_regs.h"
-#define DPRINTF(x...) do {} while (0)
#include <linux/module.h>
#include <asm/kvm_emulate.h>
@@ -2796,10 +2795,8 @@ done_prefixes:
c->execute = opcode.u.execute;
/* Unrecognised? */
- if (c->d == 0 || (c->d & Undefined)) {
- DPRINTF("Cannot emulate %02x\n", c->b);
+ if (c->d == 0 || (c->d & Undefined))
return -1;
- }
if (mode == X86EMUL_MODE_PROT64 && (c->d & Stack))
c->op_bytes = 8;
@@ -3261,7 +3258,6 @@ special_insn:
break;
case 0xa6 ... 0xa7: /* cmps */
c->dst.type = OP_NONE; /* Disable writeback. */
- DPRINTF("cmps: mem1=0x%p mem2=0x%p\n", c->src.addr.mem, c->dst.addr.mem);
goto cmp;
case 0xa8 ... 0xa9: /* test ax, imm */
goto test;
@@ -3778,6 +3774,5 @@ twobyte_insn:
goto writeback;
cannot_emulate:
- DPRINTF("Cannot emulate %02x\n", c->b);
return -1;
}
--
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