On 26-Sep-2022, at 11:48 AM, Ganesh Goudar [off-list ref] wrote:

Part of machine check error handling is done in realmode,
As of now instrumentation is not possible for any code that
runs in realmode.
When MCE is injected on KASAN enabled kernel, crash is
observed, Hence force inline or mark no instrumentation
for functions which can run in realmode, to avoid KASAN
instrumentation.

Signed-off-by: Ganesh Goudar <redacted>
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v2: Force inline few more functions.

v3: Adding noinstr to few functions instead of __always_inline.
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Tested-by: Sachin Sant <redacted>

- Sachin