[tip: x86/mm] x86/iommu/docs: Update AMD IOMMU specification document URL

[tip-bot2 for Jianlin Li]

The following commit has been merged into the x86/mm branch of tip:

Commit-ID:     c53cbc54ccffcd1f436f29456d8a8c9addb29c2b
Gitweb:        https://git.kernel.org/tip/c53cbc54ccffcd1f436f29456d8a8c9addb29c2b
Author:        Jianlin Li <ljianlin99@xxxxxxxxx>
AuthorDate:    Sat, 23 Sep 2023 15:13:45 +08:00
Committer:     Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Sun, 24 Sep 2023 10:47:35 +02:00

x86/iommu/docs: Update AMD IOMMU specification document URL

The previous link to the AMD IOMMU specification is no longer available,
replace it with the latest one.

Signed-off-by: Jianlin Li <ljianlin99@xxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230923071344.540894-1-ljianlin99@xxxxxxxxx
---
 Documentation/arch/x86/iommu.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/arch/x86/iommu.rst b/Documentation/arch/x86/iommu.rst
index 42c7a6f..41fbadf 100644
--- a/Documentation/arch/x86/iommu.rst
+++ b/Documentation/arch/x86/iommu.rst
@@ -5,7 +5,7 @@ x86 IOMMU Support
 The architecture specs can be obtained from the below locations.
 
 - Intel: http://www.intel.com/content/dam/www/public/us/en/documents/product-specifications/vt-directed-io-spec.pdf
-- AMD: https://www.amd.com/system/files/TechDocs/48882_IOMMU.pdf
+- AMD: https://www.amd.com/content/dam/amd/en/documents/processor-tech-docs/specifications/48882_3_07_PUB.pdf
 
 This guide gives a quick cheat sheet for some basic understanding.