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ARM64 With Linux 6.18 To Accept Secrets From Firmware & More
All of the ARM64 feature changes intended for the Linux 6.18 merge window have been submitted in advance
For enhancing ARM64 Confidential Computing support there is now the ability to accept secrets from firmware and mapping them with appropriate attributes. This accepting secrets from firmware is done using the ACPI Confidential Computing Event Log (CCEL) table. Linux 6.18 ARM64 also now advertises the presence of atomic floating point instructions to user-space, extending Spectre workarounds to cover additional Arm CPU variants, GCS support for the uprobes implementation, and a variety of other fixes.
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