From ac3667c919f950c0fce9fcf2c74a9a3ec29556dd Mon Sep 17 00:00:00 2001
From: bryan newbold <bnewbold@leaflabs.com>
Date: Thu, 19 Dec 2013 12:28:26 -0500
Subject: add ref to excellent article

---
 README | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README b/README
index a14d182..a8fbf4f 100644
--- a/README
+++ b/README
@@ -32,6 +32,9 @@ BUT WAIT?  hexdump -C /dev/uio0 -s 0x
 
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+Userspace I/O drivers in a realtime context
+https://www.osadl.org/fileadmin/dam/rtlws/12/Koch.pdf
+
 UIO: user-space drivers (2007)
 https://lwn.net/Articles/232575/
 
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