From a68d1ff653ab67efdb3b01e79ee8201fc7a11a78 Mon Sep 17 00:00:00 2001
From: Alexey Gerasev <alexey.gerasev@gmail.com>
Date: Sat, 3 Feb 2024 11:48:14 +0700
Subject: [PATCH] Use stronger hold ordering

---
 src/rb/shared.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/rb/shared.rs b/src/rb/shared.rs
index 4afb72a..c73cba6 100644
--- a/src/rb/shared.rs
+++ b/src/rb/shared.rs
@@ -108,11 +108,11 @@ impl<S: Storage + ?Sized> Observer for SharedRb<S> {
 
     #[inline]
     fn read_is_held(&self) -> bool {
-        self.read_held.load(Ordering::Relaxed)
+        self.read_held.load(Ordering::Acquire)
     }
     #[inline]
     fn write_is_held(&self) -> bool {
-        self.write_held.load(Ordering::Relaxed)
+        self.write_held.load(Ordering::Acquire)
     }
 }
 
@@ -133,11 +133,11 @@ impl<S: Storage + ?Sized> Consumer for SharedRb<S> {
 impl<S: Storage + ?Sized> RingBuffer for SharedRb<S> {
     #[inline]
     unsafe fn hold_read(&self, flag: bool) -> bool {
-        self.read_held.swap(flag, Ordering::Relaxed)
+        self.read_held.swap(flag, Ordering::AcqRel)
     }
     #[inline]
     unsafe fn hold_write(&self, flag: bool) -> bool {
-        self.write_held.swap(flag, Ordering::Relaxed)
+        self.write_held.swap(flag, Ordering::AcqRel)
     }
 }