From 24808fa076a2cf86c32e138d95c68e3ee4c7a0fc Mon Sep 17 00:00:00 2001 From: webmobster Date: Wed, 3 Jun 2015 13:47:07 +0100 Subject: [PATCH] Add priority policy to RWLock API Documentation --- src/libstd/sync/rwlock.rs | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/libstd/sync/rwlock.rs b/src/libstd/sync/rwlock.rs index e7c3d744c17..857d8889b7c 100644 --- a/src/libstd/sync/rwlock.rs +++ b/src/libstd/sync/rwlock.rs @@ -24,6 +24,10 @@ use sys_common::rwlock as sys; /// of the underlying data (exclusive access) and the read portion of this lock /// typically allows for read-only access (shared access). /// +/// The priority policy of the lock is dependent on the underlying operating +/// system's implementation, and this type does not guarantee that any +/// particular policy will be used. +/// /// The type parameter `T` represents the data that this lock protects. It is /// required that `T` satisfies `Send` to be shared across threads and `Sync` to /// allow concurrent access through readers. The RAII guards returned from the