parisc/block: Disable debug line

Signed-off-by: Helge Deller <deller@gmx.de>
diff --git a/src/block.c b/src/block.c
index 1b85154..ed08bb7 100644
--- a/src/block.c
+++ b/src/block.c
@@ -623,7 +623,7 @@
 int
 process_op(struct disk_op_s *op)
 {
-    dprintf(DEBUG_HDL_13, "disk_op d=%p lba=%d buf=%p count=%d cmd=%d\n"
+    if (0) dprintf(DEBUG_HDL_13, "disk_op d=%p lba=%d buf=%p count=%d cmd=%d\n"
             , op->drive_fl, (u32)op->lba, op->buf_fl
             , op->count, op->command);