# HG changeset patch
# User Raphaël Gomès <rgomes@octobus.net>
# Date 2022-12-05 16:28:40
# Node ID c52435820bbdc14e4c37d5593e54826cd500722c
# Parent  2c346c1c75ecdf2936064a121280fd0ae4f4250f

rust-status: fix thread count ceiling

This was forcing 16 threads instead of creating a ceiling, which is wrong
when either the available parallelism of the platform is lower or when
the user wants to set it explicitly (like we do in `run-tests.py`)

diff --git a/rust/hg-core/src/dirstate_tree/status.rs b/rust/hg-core/src/dirstate_tree/status.rs
--- a/rust/hg-core/src/dirstate_tree/status.rs
+++ b/rust/hg-core/src/dirstate_tree/status.rs
@@ -56,7 +56,7 @@ pub fn status<'dirstate>(
     // instantiated in `rhg` or some other caller.
     // TODO find the underlying cause and fix it, then remove this.
     rayon::ThreadPoolBuilder::new()
-        .num_threads(16)
+        .num_threads(16.min(rayon::current_num_threads()))
         .build_global()
         .ok();