Revert "x86/PAT: Have pat_enabled() properly reflect state when running on Xen" (!2880) · Merge requests · Red Hat / centos-stream / src / kernel / centos-stream-9

Vitaly Kuznetsov requested to merge vkuznets/centos-stream-9:bug2215362 into main Aug 03, 2023

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2215362

Hyper-V SEV-SNP guests suffer from severe performance regression brought by commit 72cbc8f04fe2 ("x86/PAT: Have pat_enabled() properly reflect state when running on Xen").

Signed-off-by: Vitaly Kuznetsov vkuznets@redhat.com

Revert "x86/PAT: Have pat_enabled() properly reflect state when running on Xen"

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