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SubjectRe: [PATCH 1/3] x86: cpu: Use constant definitions for CPU type
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Hi Thomas,


Thanks for your comments.


On 15/8/2019 6:31 PM, Thomas Gleixner wrote:
> Rahul,
>
> On Thu, 15 Aug 2019, Rahul Tanwar wrote:
>
> Please use the proper prefix for your patches. x86 uses
>
> x86/subsystem: not x86: subsystem:


Well noted.


>> This patch replaces direct values usage with constant definitions usage
>> when access CPU models.
> Please do not use 'This patch'. We already know that this is a patch
> otherwise you wouldn't have sent it with [PATCH] on the subject line,
> right?
>
> See Documentation/process/submitting-patches.rst and search for 'This
> patch'.


Well noted.


>> Signed-off-by: Rahul Tanwar <rahul.tanwar@linux.intel.com>
>> Suggested-by: Andy Shevchenko <andriy.shevchenko@intel.com>
>> ---
>> arch/x86/kernel/cpu/intel.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
>> index 8d6d92ebeb54..0419fba1ea56 100644
>> --- a/arch/x86/kernel/cpu/intel.c
>> +++ b/arch/x86/kernel/cpu/intel.c
>> @@ -265,9 +265,9 @@ static void early_init_intel(struct cpuinfo_x86 *c)
>> /* Penwell and Cloverview have the TSC which doesn't sleep on S3 */
>> if (c->x86 == 6) {
>> switch (c->x86_model) {
>> - case 0x27: /* Penwell */
>> - case 0x35: /* Cloverview */
>> - case 0x4a: /* Merrifield */
>> + case INTEL_FAM6_ATOM_SALTWELL_MID: /* Penwell */
>> + case INTEL_FAM6_ATOM_SALTWELL_TABLET: /* Cloverview */
>> + case INTEL_FAM6_ATOM_SILVERMONT_MID: /* Merrifield */
> Are these comments really still useful now that the defines are used? I
> don't think so.


Agree that these comments can be removed here. These comments are useful to

associate the CPU model with the product name. But, i think, the right
place to have

these comments is intel-family.h. I will remove these comments from here
in V2.


Regards,

Rahul

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