[PATCH 2/6] powerpc test_emulate_step: fix pr_info() to print 8-byte for prefixed instruction

[Balamuruhan S]

On test failure, `pr_log()` prints 4 bytes instruction
irrespective of word/prefix instruction, fix it by printing
them appropriately.

Signed-off-by: Balamuruhan S <bal...@linux.ibm.com>
---
 arch/powerpc/lib/test_emulate_step.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/lib/test_emulate_step.c 
b/arch/powerpc/lib/test_emulate_step.c
index d5902b7b4e5c..e3b1797adfae 100644
--- a/arch/powerpc/lib/test_emulate_step.c
+++ b/arch/powerpc/lib/test_emulate_step.c
@@ -1225,7 +1225,14 @@ static int __init emulate_compute_instr(struct pt_regs 
*regs,
 
        if (analyse_instr(&op, regs, instr) != 1 ||
            GETTYPE(op.type) != COMPUTE) {
-               pr_info("emulation failed, instruction = 0x%08x\n", 
ppc_inst_val(instr));
+               if (!ppc_inst_prefixed(instr)) {
+                       pr_info("emulation failed, instruction = 0x%08x\n",
+                               ppc_inst_val(instr));
+               } else {
+                       pr_info("emulation failed, instruction = 0x%08x 
0x%08x\n",
+                               ppc_inst_val(instr),
+                               ppc_inst_suffix(instr));
+               }
                return -EFAULT;
        }
 
-- 
2.24.1