On 05/16/2018 02:12 AM, Michal Hocko wrote:
> On Tue 15-05-18 08:57:56, Huang, Ying wrote:
>> From: Huang Ying
>>
>> This is to take better advantage of huge page clearing
>> optimization (c79b57e462b5d, "mm: hugetlb: clear target sub-page last
>> when clearing huge page"). Which will clear to ac
On Tue 15-05-18 08:57:56, Huang, Ying wrote:
> From: Huang Ying
>
> This is to take better advantage of huge page clearing
> optimization (c79b57e462b5d, "mm: hugetlb: clear target sub-page last
> when clearing huge page"). Which will clear to access sub-page last
> to avoid the cache lines of t
On Wed, May 16, 2018 at 12:42:43AM +, Huang, Ying wrote:
> >> + unsigned long address = faddress & huge_page_mask(h);
> >
> > faddress? I would rather keep it address and rename maked out variable to
> > 'haddr'. We use 'haddr' for the cause in other places.
>
> I found haddr is popular in hu
On Tue, May 15, 2018 at 08:57:56AM +0800, Huang, Ying wrote:
> From: Huang Ying
>
> This is to take better advantage of huge page clearing
> optimization (c79b57e462b5d, "mm: hugetlb: clear target sub-page last
> when clearing huge page"). Which will clear to access sub-page last
> to avoid the
On Tue, 15 May 2018, Huang, Ying wrote:
> From: Huang Ying
>
> This is to take better advantage of huge page clearing
> optimization (c79b57e462b5d, "mm: hugetlb: clear target sub-page last
> when clearing huge page"). Which will clear to access sub-page last
> to avoid the cache lines of to ac
On 05/14/2018 05:57 PM, Huang, Ying wrote:
> From: Huang Ying
>
> This is to take better advantage of huge page clearing
> optimization (c79b57e462b5d, "mm: hugetlb: clear target sub-page last
> when clearing huge page"). Which will clear to access sub-page last
> to avoid the cache lines of to
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