From 5842a3fe082498077a256d578c366b8075f327d8 Mon Sep 17 00:00:00 2001
From: Stefan Lankes <slankes@eonerc.rwth-aachen.de>
Date: Mon, 3 Jul 2023 07:21:54 +0200
Subject: add support of available_parallelism for target hermit

On RustyHermit, the function `get_processor_count` returns the
number of activated processors.
---
 library/std/src/sys/hermit/thread.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'library/std/src/sys')

diff --git a/library/std/src/sys/hermit/thread.rs b/library/std/src/sys/hermit/thread.rs
index 2507f706951..332151e40d0 100644
--- a/library/std/src/sys/hermit/thread.rs
+++ b/library/std/src/sys/hermit/thread.rs
@@ -1,6 +1,5 @@
 #![allow(dead_code)]
 
-use super::unsupported;
 use crate::ffi::CStr;
 use crate::io;
 use crate::mem;
@@ -99,7 +98,7 @@ impl Thread {
 }
 
 pub fn available_parallelism() -> io::Result<NonZeroUsize> {
-    unsupported()
+    unsafe { Ok(NonZeroUsize::new_unchecked(abi::get_processor_count())) }
 }
 
 pub mod guard {
-- 
cgit 1.4.1-3-g733a5