System.IO docs

Author: ericstj

xml/System.IO/BinaryReader.xml

@@ -1837,9 +1837,12 @@
         <Parameter Name="buffer" Type="System.Span&lt;System.Byte&gt;" Index="0" FrameworkAlternate="net-10.0" />
       </Parameters>
       <Docs>
-        <param name="buffer">To be added.</param>
-        <summary>To be added.</summary>
-        <remarks>To be added.</remarks>
+        <param name="buffer">A region of memory. When this method returns, the contents of this region are replaced by the bytes read from the current stream.</param>
+        <summary>Reads bytes from the current stream and advances the position within the stream until the <paramref name="buffer" /> is filled.</summary>
+        <remarks>When <paramref name="buffer" /> is empty, this read operation will be completed without waiting for available data in the stream.</remarks>
+        <exception cref="T:System.ObjectDisposedException">The stream is closed.</exception>
+        <exception cref="T:System.IO.IOException">An I/O error occurred.</exception>
+        <exception cref="T:System.IO.EndOfStreamException">The end of the stream is reached before filling the <paramref name="buffer" />.</exception>
       </Docs>
     </Member>
     <Member MemberName="ReadHalf">

xml/System.IO/FileStream.xml

@@ -2291,6 +2291,7 @@ For an example of copying between two streams, see the <xref:System.IO.Stream.Co
           ]]></format>
         </remarks>
         <exception cref="T:System.OperationCanceledException">The cancellation token was canceled. This exception is stored into the returned task.</exception>
+        <inheritdoc />
       </Docs>
     </Member>
     <Member MemberName="Dispose">