> We need this check and it is completely unrelated to the problem
> you're trying to solve.
> 
> Assume the following:
> 
>        System boots with clocksource A and switches into highres mode.
>        Now clocksource B gets registered and B is not highres capable.
> 
>        clocksource_find_best() selects again A, but we have
>        clocksource=B on the kernel command line to override the kernel
>        decision.
> 
> By removing the check, you install he non highres capable clocksource
> B and kill the machine.
> 

You'r right. my bad, Sorry!

BTW, why we allow user override a second best clocksource? I mean user
can override the tsc with hpet. because undetected unstable tsc?



-- 
Thanks
    Alex
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to