** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Changed in: linux (Ubuntu Bionic)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1854207
Title:
Unrevert "arm64: Use firmware to detect CPUs that are not affected by
Spectre-v2"
Status in linux package in Ubuntu:
Confirmed
Status in linux source package in Bionic:
Confirmed
Bug description:
We reverted a couple changes in 4.15.0-72.81 because they were causing
a regression (bug 1853326) that was not understood at press time:
b042ff6848684 Revert "arm64: Get rid of __smccc_workaround_1_hvc_*"
5f395b984282e Revert "arm64: Use firmware to detect CPUs that are not
affected by Spectre-v2"
This bug is to track the reapplication of these patches, once we've
figured out the underlying issue.
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