Re: [PATCH v2 5/7] ACPI / x86: introduce acpi_os_readable() support

From: Andy Shevchenko
Date: Tue Nov 10 2015 - 08:04:35 EST


On Tue, Nov 10, 2015 at 11:42 AM, Chen, Yu C <yu.c.chen@xxxxxxxxx> wrote:
> Hi, Lv
> Sorry for my late feedback on the patch, one minor nit below:

>> + start_pfn = page_to_pfn(virt_to_page(pointer));
>> + end_pfn = page_to_pfn(virt_to_page(pointer + length));
> Convert pointer to char* first?
> end_pfn = page_to_pfn(virt_to_page((char*)pointer + length));

Why do you need that?
void * + size_t = char * + size_t

--
With Best Regards,
Andy Shevchenko
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