On Mon, 21 Jul 2008, Neil Brown wrote:

quoted text
> I must say that I think this is pretty horrible.   But then it is a
> pretty horrible problem and I don't think there is a clean solution.
>
> If md in a module, this code won't run so there will be no change.  If
> md is compiled in, this code will silently slow down boot even if
> there are no raid arrays to assemble.  I think the "silently" is a
> problem.  I'm not looking forward to "my computer boots slower if I
> compile md into the kernel" reports on linux-raid@vger.
>
> What would you think of
>
>    if (driver_probe_done() != 0) {
> 	printk("md: Waiting for all devices to be available before autodetect\n"
>               "md:  If you don't boot off raid, use raid=noautodetect\n");
>        do
>           msleep(100);
> 	while (driver_probe_done() != 0);
>    }
>
> ??

even if you don't boot off of raid, if the boot process will mount a raid 
that's autodetected this will be a problem. so I think the message needs 
to allow for this.

David Lang

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