From 3193680276da2e0997c64cdf9a0f5874218237a5 Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@tuebingen.mpg.de>
Date: Mon, 27 Jan 2020 13:21:49 +0100
Subject: [PATCH] Add link to LWN article on dcache.

Although a bit dated, it's still worth reading.
---
 Filesystems.m4 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Filesystems.m4 b/Filesystems.m4
index 860fc62..0e573d3 100644
--- a/Filesystems.m4
+++ b/Filesystems.m4
@@ -1460,6 +1460,9 @@ SECTION(«Further Reading»)
 <ul>
 	<li> <code>Documentation/filesystems/vfs.txt</code> of the Linux
 	kernel source. </li>
+	<li> Jonathan Corbet: <a href="https://lwn.net/Articles/419811/">
+	Dcache scalability and RCU-walk</a>. An LWN articile which explains
+	the dcache in some more detail. </li>
 	<li> Dominic Giampaolo: Practical File System Design </li>
 	<li> Cormen </li>
 	<li> Darrick Wong: XFS Filesystem Disk Structures </li>
-- 
2.39.2