On Fri, May 30, 2014 at 11:17 AM, Richard Weinberger
wrote:
> On Fri, May 30, 2014 at 10:24 AM, enjoy mindful
> wrote:
>> Hi,
>> When I'm trace uml kernel with gdb, I found there are two mem_map
>> (struct page) arrays.
>>
>> 1) the first one created in init_maps function, and pointed by *local
1) uml kernel bootmem managed through bootmem_data->node_bootmem_map,
not struct page array, so it is unnecessary.
2) the struct page array allocate has been pointer by a *loacl* pointer
struct page *map in init_maps function. The array can't be access after
the init_maps exit. As a result, there
On Sun, Jun 01, 2014 at 07:34:42AM +0800, Real Name wrote:
I'm very sorry. Please ignore this email, the wrong patch had been sent
out.
> 1) uml kernel bootmem managed through bootmem_data->node_bootmem_map,
> not struct page array, so it is unnecessary.
>
> 2) the struct page array allocate has
1) uml kernel bootmem managed through bootmem_data->node_bootmem_map,
not struct page array, so it is unnecessary.
2) the struct page array allocate has been pointer by a *loacl* pointer
struct page *map in init_maps function. The array can't be access after
the init_maps exit. As a result, there
