Messages in this thread | | | From | "Luck, Tony" <> | Subject | RE: [PATCH v2] x86/mce: set MCE_IN_KERNEL_COPYIN for all MC-Safe Copy | Date | Fri, 2 Jun 2023 15:12:30 +0000 |
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> As mentioned above, I am focus on copy_mc_XXX calling, it will > abort if the exception fires when accessing the source, and we > want to isolate the corrupted src page, maybe we could a new flag > to indicate this scenario, the *Final Goals* is to let core > do_machine_check to deal with the corrupted src page.
A new flag seems like a good direction. Re-using the existing MCE_IN_KERNEL_COPYIN one happens to work now, but is causing confusing now (since this case isn't a copy-from-user) and may cause code maintenance issues in the future.
-Tony
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