ripple/minitrace: recognise anonymous/special mappings by dev/inode

Change-Id: If90d5e75e97bcac7c5d8bfa770c003a306f7ac7b

1 files changed, 5 insertions, 1 deletions

diff --git a/ripple/minitrace/src/main.rs b/ripple/minitrace/src/main.rs
index 3857b77..3675d08 100644
--- a/ripple/minitrace/src/main.rs
+++ b/ripple/minitrace/src/main.rs
@@ -150,11 +150,15 @@ impl Process {
 		for &mut maps_file::Mapping {
 			start,
 			end,
+			dev,
+			inode,
 			ref mut pathname,
 			..
 		} in &mut mappings
 		{
-			if pathname == "" || (pathname.starts_with('[') && pathname.ends_with(']')) {
+			if (dev, inode) == ((0, 0), 0) {
+				let is_special = pathname.starts_with('[') && pathname.ends_with(']');
+				assert!(is_special || pathname.is_empty());
 				// these won't exist in map_files
 				continue;
 			}