On Thu 23-08-18 10:56:30, Mike Kravetz wrote:
> On 08/23/2018 10:01 AM, Mike Kravetz wrote:
> > On 08/23/2018 05:48 AM, Michal Hocko wrote:
> >> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> >> [...]
> >>
> >> OK, after burning myself when trying to be clever here it seems like
> >> your
On Thu 23-08-18 10:56:30, Mike Kravetz wrote:
> On 08/23/2018 10:01 AM, Mike Kravetz wrote:
> > On 08/23/2018 05:48 AM, Michal Hocko wrote:
> >> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> >> [...]
> >>
> >> OK, after burning myself when trying to be clever here it seems like
> >> your
On 08/23/2018 10:01 AM, Mike Kravetz wrote:
> On 08/23/2018 05:48 AM, Michal Hocko wrote:
>> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
>> [...]
>>
>> OK, after burning myself when trying to be clever here it seems like
>> your proposed solution is indeed simpler.
>>
>>> +bool
On 08/23/2018 10:01 AM, Mike Kravetz wrote:
> On 08/23/2018 05:48 AM, Michal Hocko wrote:
>> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
>> [...]
>>
>> OK, after burning myself when trying to be clever here it seems like
>> your proposed solution is indeed simpler.
>>
>>> +bool
On 08/23/2018 05:48 AM, Michal Hocko wrote:
> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> [...]
>
> OK, after burning myself when trying to be clever here it seems like
> your proposed solution is indeed simpler.
>
>> +bool huge_pmd_sharing_possible(struct vm_area_struct *vma,
>> +
On 08/23/2018 05:48 AM, Michal Hocko wrote:
> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> [...]
>
> OK, after burning myself when trying to be clever here it seems like
> your proposed solution is indeed simpler.
>
>> +bool huge_pmd_sharing_possible(struct vm_area_struct *vma,
>> +
On 08/23/2018 01:21 AM, Kirill A. Shutemov wrote:
> On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
>> On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
>>> On 08/22/2018 05:28 AM, Michal Hocko wrote:
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
> diff --git
On 08/23/2018 01:21 AM, Kirill A. Shutemov wrote:
> On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
>> On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
>>> On 08/22/2018 05:28 AM, Michal Hocko wrote:
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
> diff --git
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
OK, after burning myself when trying to be clever here it seems like
your proposed solution is indeed simpler.
> +bool huge_pmd_sharing_possible(struct vm_area_struct *vma,
> + unsigned long *start, unsigned long
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
OK, after burning myself when trying to be clever here it seems like
your proposed solution is indeed simpler.
> +bool huge_pmd_sharing_possible(struct vm_area_struct *vma,
> + unsigned long *start, unsigned long
On Thu 23-08-18 11:21:12, Kirill A. Shutemov wrote:
> On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
> > On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> > > On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > > > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > > > [...]
> > > >> diff
On Thu 23-08-18 11:21:12, Kirill A. Shutemov wrote:
> On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
> > On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> > > On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > > > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > > > [...]
> > > >> diff
On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
> On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> > On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > > [...]
> > >> diff --git a/mm/rmap.c b/mm/rmap.c
> > >> index
On Thu, Aug 23, 2018 at 09:30:35AM +0200, Michal Hocko wrote:
> On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> > On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > > [...]
> > >> diff --git a/mm/rmap.c b/mm/rmap.c
> > >> index
On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > [...]
> >> diff --git a/mm/rmap.c b/mm/rmap.c
> >> index eb477809a5c0..8cf853a4b093 100644
> >> --- a/mm/rmap.c
> >> +++ b/mm/rmap.c
> >> @@ -1362,11
On Wed 22-08-18 09:48:16, Mike Kravetz wrote:
> On 08/22/2018 05:28 AM, Michal Hocko wrote:
> > On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> > [...]
> >> diff --git a/mm/rmap.c b/mm/rmap.c
> >> index eb477809a5c0..8cf853a4b093 100644
> >> --- a/mm/rmap.c
> >> +++ b/mm/rmap.c
> >> @@ -1362,11
On 08/22/2018 02:05 PM, Kirill A. Shutemov wrote:
> On Tue, Aug 21, 2018 at 06:10:42PM -0700, Mike Kravetz wrote:
>> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
>> index 3103099f64fd..f085019a4724 100644
>> --- a/mm/hugetlb.c
>> +++ b/mm/hugetlb.c
>> @@ -4555,6 +4555,9 @@ static bool
On 08/22/2018 02:05 PM, Kirill A. Shutemov wrote:
> On Tue, Aug 21, 2018 at 06:10:42PM -0700, Mike Kravetz wrote:
>> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
>> index 3103099f64fd..f085019a4724 100644
>> --- a/mm/hugetlb.c
>> +++ b/mm/hugetlb.c
>> @@ -4555,6 +4555,9 @@ static bool
On Tue, Aug 21, 2018 at 06:10:42PM -0700, Mike Kravetz wrote:
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index 3103099f64fd..f085019a4724 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -4555,6 +4555,9 @@ static bool vma_shareable(struct vm_area_struct *vma,
> unsigned long addr)
>
>
On Tue, Aug 21, 2018 at 06:10:42PM -0700, Mike Kravetz wrote:
> diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> index 3103099f64fd..f085019a4724 100644
> --- a/mm/hugetlb.c
> +++ b/mm/hugetlb.c
> @@ -4555,6 +4555,9 @@ static bool vma_shareable(struct vm_area_struct *vma,
> unsigned long addr)
>
>
On 08/22/2018 05:28 AM, Michal Hocko wrote:
> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> [...]
>> diff --git a/mm/rmap.c b/mm/rmap.c
>> index eb477809a5c0..8cf853a4b093 100644
>> --- a/mm/rmap.c
>> +++ b/mm/rmap.c
>> @@ -1362,11 +1362,21 @@ static bool try_to_unmap_one(struct page *page,
>>
On 08/22/2018 05:28 AM, Michal Hocko wrote:
> On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
> [...]
>> diff --git a/mm/rmap.c b/mm/rmap.c
>> index eb477809a5c0..8cf853a4b093 100644
>> --- a/mm/rmap.c
>> +++ b/mm/rmap.c
>> @@ -1362,11 +1362,21 @@ static bool try_to_unmap_one(struct page *page,
>>
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
> diff --git a/mm/rmap.c b/mm/rmap.c
> index eb477809a5c0..8cf853a4b093 100644
> --- a/mm/rmap.c
> +++ b/mm/rmap.c
> @@ -1362,11 +1362,21 @@ static bool try_to_unmap_one(struct page *page,
> struct vm_area_struct *vma,
> }
>
> /*
>
On Tue 21-08-18 18:10:42, Mike Kravetz wrote:
[...]
> diff --git a/mm/rmap.c b/mm/rmap.c
> index eb477809a5c0..8cf853a4b093 100644
> --- a/mm/rmap.c
> +++ b/mm/rmap.c
> @@ -1362,11 +1362,21 @@ static bool try_to_unmap_one(struct page *page,
> struct vm_area_struct *vma,
> }
>
> /*
>
On 08/21/2018 05:51 PM, kbuild test robot wrote:
> Hi Mike,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.18 next-20180821]
> [if your patch is applied to the wrong git tree, please drop us a note to
> help improve
On 08/21/2018 05:51 PM, kbuild test robot wrote:
> Hi Mike,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.18 next-20180821]
> [if your patch is applied to the wrong git tree, please drop us a note to
> help improve
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.18 next-20180821]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.18 next-20180821]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
On 08/21/2018 03:03 PM, kbuild test robot wrote:
> Hi Mike,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.18 next-20180821]
> [if your patch is applied to the wrong git tree, please drop us a note to
> help improve
On 08/21/2018 03:03 PM, kbuild test robot wrote:
> Hi Mike,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.18 next-20180821]
> [if your patch is applied to the wrong git tree, please drop us a note to
> help improve
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.18 next-20180821]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.18 next-20180821]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
The page migration code employs try_to_unmap() to try and unmap the
source page. This is accomplished by using rmap_walk to find all
vmas where the page is mapped. This search stops when page mapcount
is zero. For shared PMD huge pages, the page map count is always 1
no matter the number of
The page migration code employs try_to_unmap() to try and unmap the
source page. This is accomplished by using rmap_walk to find all
vmas where the page is mapped. This search stops when page mapcount
is zero. For shared PMD huge pages, the page map count is always 1
no matter the number of
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