[PATCH 0/5][jammy/linux-azure] SGX fixes for 5.15 Azure tuned kernel
tim.gardner at canonical.com
Wed Jun 22 14:24:56 UTC 2022
https://email@example.com/T/ = This
fix introduced a bug and fixed and reverted by series added to 5.19
Backport several SGX fixes.
x86/sgx: Ensure no data in PCMD page after truncate
x86/sgx: Fix race between reclaimer and page fault handler
x86/sgx: Obtain backing storage page with enclave mutex held
x86/sgx: Mark PCMD page as dirty when modifying contents
x86/sgx: Disconnect backing page references from dirty status
Microsoft tested, "Update from engineer - I was unable to reproduce the softlock issue after the patches were installed"
[Where things could go wrong]
These patches could cause a different soft lockup.
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