Re: [PATCH 2/2] kexec: add a pmd huge entry condition during the page table

From: zhong jiang
Date: Mon Jul 11 2016 - 22:21:29 EST

On 2016/7/12 4:25, Andrew Morton wrote:
> On Mon, 11 Jul 2016 14:36:01 +0800 zhongjiang <zhongjiang@xxxxxxxxxx> wrote:
>> From: zhong jiang <zhongjiang@xxxxxxxxxx>
>> when image is loaded into kernel, we need set up page table for it.
>> and all valid pfn also set up new mapping. it will set up a pmd huge
>> entry if pud_present is true. relocate_kernel points to code segment
>> can locate in the pmd huge entry in init_transtion_pgtable. therefore,
>> we need to take the situation into account.
> Sorry, I just don't understand this changelog. The second sentence is
> particularly hard.
> So can you please have another attempt at preparing the changelog text?
> The resend the patches and this time be sure to Cc the kexec
> maintainers. I suggest this list:
> Cc: kexec@xxxxxxxxxxxxxxxxxxx
> Cc: Eric Biederman <ebiederm@xxxxxxxxxxxx>
> Cc: Dave Young <dyoung@xxxxxxxxxx>
> Cc: Vivek Goyal <vgoyal@xxxxxxxxxx>
> Cc: Simon Horman <horms@xxxxxxxxxxxx>
> .
ok , I will modify the changelog and resend to this list. thanks.