The "pci=noats" kernel parameter disables PCIe ATS globally, and affects
any ATS-capable IOMMU driver. So rather than adding Arm SMMUv3, which
recently gained ATS support, to the list of relevant build options,
simplify the noats description.
Signed-off-by: Jean-Philippe Brucker <jean-phili...@linaro.org>
---
Documentation/admin-guide/kernel-parameters.txt | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt
b/Documentation/admin-guide/kernel-parameters.txt
index dbc22d684627..e5fa8d057a3c 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3606,8 +3606,8 @@
on: Turn realloc on
realloc same as realloc=on
noari do not use PCIe ARI.
- noats [PCIE, Intel-IOMMU, AMD-IOMMU]
- do not use PCIe ATS (and IOMMU device IOTLB).
+ noats [PCIE] Do not use PCIe ATS (and IOMMU device
+ IOTLB).
pcie_scan_all Scan all possible PCIe devices. Otherwise we
only look for one device below a PCIe downstream
port.
--
2.25.0
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