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irqchip/gicv3-its: numa: Enable workaround for Cavium thunderx erratum 23144

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The erratum fixes the hang of ITS SYNC command by avoiding inter node
io and collections/cpu mapping on thunderx dual-socket platform.

This fix is only applicable for Cavium's ThunderX dual-socket platform.

Reviewed-by: Robert Richter <[email protected]>
Signed-off-by: Ganapatrao Kulkarni <[email protected]>
Signed-off-by: Robert Richter <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
This commit is contained in:
Ganapatrao Kulkarni 2016-05-25 15:29:20 +02:00 • committed by Marc Zyngier
commit fbf8f40e16
3 changed files with 57 additions and 2 deletions
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1
Documentation/arm64/silicon-errata.txt
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@ -56,6 +56,7 @@ stable kernels.
| ARM | MMU-500 | #841119,#826419 | N/A |
| | | | |
| Cavium | ThunderX ITS | #22375, #24313 | CAVIUM_ERRATUM_22375 |
| Cavium | ThunderX ITS | #23144 | CAVIUM_ERRATUM_23144 |
| Cavium | ThunderX GICv3 | #23154 | CAVIUM_ERRATUM_23154 |
| Cavium | ThunderX Core | #27456 | CAVIUM_ERRATUM_27456 |
| Cavium | ThunderX SMMUv2 | #27704 | N/A |