Re: [PATCH v5 2/6] memblock: Introduce bottom-up allocation mode

From: Zhang Yanfei
Date: Thu Sep 26 2013 - 11:55:23 EST


On 09/26/2013 11:50 PM, Tejun Heo wrote:
> On Thu, Sep 26, 2013 at 11:37:34PM +0800, Zhang Yanfei wrote:
>>>> + WARN_ONCE(1, "memblock: Failed to allocate memory in bottom up "
>>>> + "direction. Now try top down direction.\n");
>>>> + }
>>>
>>> You and I would know what was going on and what the consequence of the
>>> failure may be but the above warning message is kinda useless to a
>>> user / admin, right? It doesn't really say anything meaningful.
>>>
>>
>> Hmmmm.. May be something like this:
>>
>> WARN_ONCE(1, "Failed to allocated memory above the kernel in bottom-up,"
>> "so try to allocate memory below the kernel.");
>
> How about something like "memblock: bottom-up allocation failed,
> memory hotunplug may be affected\n".
>

Ok, I understand what you want. Explicitly telling the user the functionality
may be invalid due to some failure. Yeah, this is really meaningful, i will
take yours, thanks.

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