[PATCH] docs: fix the invalid vt-d spec location

[Liang Zhou]

This patch fixes the invalid vt-d spec location.

Signed-off-by: Liang Zhou <zhoul110@xxxxxxxxxxxxxxx>
---
 Documentation/x86/intel-iommu.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/x86/intel-iommu.rst b/Documentation/x86/intel-iommu.rst
index 099f13d..e95ee34 100644
--- a/Documentation/x86/intel-iommu.rst
+++ b/Documentation/x86/intel-iommu.rst
@@ -4,7 +4,7 @@ Linux IOMMU Support
 
 The architecture spec can be obtained from the below location.
 
-http://www.intel.com/content/dam/www/public/us/en/documents/product-specifications/vt-directed-io-spec.pdf
+https://software.intel.com/content/dam/develop/external/us/en/documents-tps/vt-directed-io-spec.pdf
 
 This guide gives a quick cheat sheet for some basic understanding.
 
-- 
1.8.3.1