2 files changed, 3 insertions, 0 deletions

diff --git a/crates/ra_ide_api/Cargo.toml b/crates/ra_ide_api/Cargo.toml
index 45bab4e28..333706c1a 100644
--- a/crates/ra_ide_api/Cargo.toml
+++ b/crates/ra_ide_api/Cargo.toml
@@ -23,6 +23,7 @@ ra_syntax = { path = "../ra_syntax" }
 ra_text_edit = { path = "../ra_text_edit" }
 ra_db = { path = "../ra_db" }
 ra_fmt = { path = "../ra_fmt" }
+ra_prof = { path = "../ra_prof" }
 hir = { path = "../ra_hir", package = "ra_hir" }
 test_utils = { path = "../test_utils" }
 ra_assists = { path = "../ra_assists" }
diff --git a/crates/ra_ide_api/src/change.rs b/crates/ra_ide_api/src/change.rs
index a4a086931..5bfdbe7e9 100644
--- a/crates/ra_ide_api/src/change.rs
+++ b/crates/ra_ide_api/src/change.rs
@@ -9,6 +9,7 @@ use ra_db::{
     salsa::{Database, SweepStrategy},
 };
 use ra_syntax::SourceFile;
+use ra_prof::profile;
 use relative_path::RelativePathBuf;
 use rayon::prelude::*;
 
@@ -153,6 +154,7 @@ const GC_COOLDOWN: time::Duration = time::Duration::from_millis(100);
 
 impl RootDatabase {
     pub(crate) fn apply_change(&mut self, change: AnalysisChange) {
+        let _p = profile("RootDatabase::apply_change");
         log::info!("apply_change {:?}", change);
         if !change.new_roots.is_empty() {
             let mut local_roots = Vec::clone(&self.local_roots());