On 06/18/2007 05:58 PM, Mathieu Desnoyers wrote:
> Interface to use for code patching : uses a mutex to insure mutual edit
> exclusion and makes sure the page is writable.
> 
... 
> +/* Mutex protecting text section modification (dynamic code patching) */
> +static DEFINE_MUTEX(text_mutex);
> +

Probably should be a spinlock.

And it just occurred to me, how does smp_alternatives deal with this?
Is it broken now when the text section is read-only?
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