Re: [PATCH 1/4] ACPI, APEI, GHES, Prevent GHES to be built as module

From: Andi Kleen
Date: Tue Jun 21 2011 - 03:23:16 EST

On Tue, Jun 21, 2011 at 03:16:24PM +0800, Huang Ying wrote:
> GHES (Generic Hardware Error Source) is used to process hardware error
> notification in firmware first mode. But because firmware first mode
> can be turned on but can not be turned off, it is unreasonable to
> unload the GHES module with firmware first mode turned on. To avoid
> confusion, this patch makes GHES can be enable/disable in
> configuration time, but not built as module and unload at run time.

It's better to keep it as a module, but disable unloading.
You can do that with a __module_get(THIS_MODULE) in the init code
when FFM is detected.

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