Messages in this thread | | | Date | Mon, 25 Jul 2022 20:09:19 +0200 | From | Greg KH <> | Subject | Re: [PATCH] component: try_module_get() to prevent unloading while in use |
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On Mon, Jul 25, 2022 at 05:08:59PM +0100, Richard Fitzgerald wrote: > Call try_module_get() on a component before attempting to call its > bind() function, to ensure that a loadable module cannot be > unloaded while we are executing its bind().
How can bind be called while the module is unloaded?
> If the bind is successful the module_put() is called only after it > has been unbound. This ensures that the module cannot be unloaded > while it is in use as an aggregate device.
That's almost never the correct thing to do, what problem is this solving?
thanks,
greg k-h
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