Documentation/fs/9p: Expand goo.gl link

The goo.gl URL shortener is deprecated and is due to stop
expanding existing links in 2025.

The old goo.gl link in the 9p docs doesn't work anyway,
replace it by a kernel.org link suggested by Randy instead.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20240725180041.80862-1-linux@treblig.org

diff --git a/Documentation/filesystems/9p.rst b/Documentation/filesystems/9p.rst
index 1e0e0bb6fdf912903d03b9ed52839d7b00226cf6..d270a0aa8d55eae7aacac5b29154053a6b7cdc5e 100644 (file)
--- a/Documentation/filesystems/9p.rst
+++ b/Documentation/filesystems/9p.rst
@@ -31,7 +31,7 @@ Other applications are described in the following papers:
        * PROSE I/O: Using 9p to enable Application Partitions
          http://plan9.escet.urjc.es/iwp9/cready/PROSE_iwp9_2006.pdf
        * VirtFS: A Virtualization Aware File System pass-through
-         http://goo.gl/3WPDg
+         https://kernel.org/doc/ols/2010/ols2010-pages-109-120.pdf
 
 Usage
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