diff options
| author | Robin Murphy | 2023-08-02 17:21:00 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2023-08-11 12:08:09 +0200 |
| commit | 8ddb3183c439bec96c6fb244b4449486405d6c3b (patch) | |
| tree | c6b62cbbf751316646164b703d3b9b824c6ec080 /Documentation/arm64 | |
| parent | 42d04acf1d9b78c07f9a29d6093b638ccf21c175 (diff) | |
iommu/arm-smmu-v3: Document nesting-related errata
commit 0bfbfc526c70606bf0fad302e4821087cbecfaf4 upstream
Both MMU-600 and MMU-700 have similar errata around TLB invalidation
while both stages of translation are active, which will need some
consideration once nesting support is implemented. For now, though,
it's very easy to make our implicit lack of nesting support explicit
for those cases, so they're less likely to be missed in future.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Link: https://lore.kernel.org/r/696da78d32bb4491f898f11b0bb4d850a8aa7c6a.1683731256.git.robin.murphy@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Easwar Hariharan <eahariha@linux.microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/arm64')
| -rw-r--r-- | Documentation/arm64/silicon-errata.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst index 40405cf79794..b3c8ac6a2c38 100644 --- a/Documentation/arm64/silicon-errata.rst +++ b/Documentation/arm64/silicon-errata.rst @@ -141,9 +141,9 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | ARM | MMU-500 | #841119,826419 | N/A | +----------------+-----------------+-----------------+-----------------------------+ -| ARM | MMU-600 | #1076982 | N/A | +| ARM | MMU-600 | #1076982,1209401| N/A | +----------------+-----------------+-----------------+-----------------------------+ -| ARM | MMU-700 | #2812531 | N/A | +| ARM | MMU-700 | #2268618,2812531| N/A | +----------------+-----------------+-----------------+-----------------------------+ +----------------+-----------------+-----------------+-----------------------------+ | Broadcom | Brahma-B53 | N/A | ARM64_ERRATUM_845719 | |