Re: 2.5.42-mm2

From: William Lee Irwin III (wli@holomorphy.com)
Date: Sun Oct 13 2002 - 14:52:36 EST


William Lee Irwin III wrote:
>> @@ -1104,6 +1126,7 @@ static void __init free_area_init_core(s
>> pcp->low = 0;
>> pcp->high = 32;
>> pcp->batch = 16;
>> + pcp->reserved = 0;
>> INIT_LIST_HEAD(&pcp->list);
>> }
>> INIT_LIST_HEAD(&zone->active_list);

On Sun, Oct 13, 2002 at 10:47:19AM -0700, Andrew Morton wrote:
> OK. But that's been there since 2.5.40-mm2. Why did it suddenly
> bite?

I must have been way too tired or something:

(1) It's embedded in struct zone, hence bootmem allocated, hence
        already zeroed.

(2) The logs still show the show_free_areas() call immediately after
        free_all_bootmem_core() seeing the garbage ->reserved values.

Bill
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