A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
have any user. For device private pages this is important to catch
and thus we need to special case put_page() for this.
Changed since v1:
- use static key to disable special code path in put_page() by
default
- uninline pu
On Mon, May 22, 2017 at 12:51:59PM -0400, Jérôme Glisse wrote:
> A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
> have any user. For device private pages this is important to catch
> and thus we need to special case put_page() for this.
>
> Signed-off-by: Jérôme Glisse
> Cc: K
Hi Jérôme,
[auto build test ERROR on mmotm/master]
[also build test ERROR on next-20170523]
[cannot apply to v4.12-rc2]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits/J-r-me-Glisse/HMM-Heterogen
On Mon, May 22, 2017 at 01:22:22PM -0700, Hugh Dickins wrote:
> On Mon, 22 May 2017, Jerome Glisse wrote:
> > On Mon, May 22, 2017 at 12:29:53PM -0700, Dan Williams wrote:
> > > On Mon, May 22, 2017 at 9:51 AM, Jerome Glisse wrote:
> > > > A ZONE_DEVICE page that reach a refcount of 1 is free ie n
On Mon, May 22, 2017 at 01:19:29PM -0700, Dan Williams wrote:
> On Mon, May 22, 2017 at 1:14 PM, Jerome Glisse wrote:
> > On Mon, May 22, 2017 at 12:29:53PM -0700, Dan Williams wrote:
> >> On Mon, May 22, 2017 at 9:51 AM, Jérôme Glisse wrote:
> >> > A ZONE_DEVICE page that reach a refcount of 1 i
On Mon, 22 May 2017, Jerome Glisse wrote:
> On Mon, May 22, 2017 at 12:29:53PM -0700, Dan Williams wrote:
> > On Mon, May 22, 2017 at 9:51 AM, Jerome Glisse wrote:
> > > A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
> > > have any user. For device private pages this is importa
On Mon, May 22, 2017 at 1:14 PM, Jerome Glisse wrote:
> On Mon, May 22, 2017 at 12:29:53PM -0700, Dan Williams wrote:
>> On Mon, May 22, 2017 at 9:51 AM, Jérôme Glisse wrote:
>> > A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
>> > have any user. For device private pages this
On Mon, May 22, 2017 at 12:29:53PM -0700, Dan Williams wrote:
> On Mon, May 22, 2017 at 9:51 AM, Jérôme Glisse wrote:
> > A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
> > have any user. For device private pages this is important to catch
> > and thus we need to special case p
On Mon, May 22, 2017 at 9:51 AM, Jérôme Glisse wrote:
> A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
> have any user. For device private pages this is important to catch
> and thus we need to special case put_page() for this.
>
> Signed-off-by: Jérôme Glisse
> Cc: Kirill A.
A ZONE_DEVICE page that reach a refcount of 1 is free ie no longer
have any user. For device private pages this is important to catch
and thus we need to special case put_page() for this.
Signed-off-by: Jérôme Glisse
Cc: Kirill A. Shutemov
Cc: Dan Williams
Cc: Ross Zwisler
---
include/linux/m
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