On 3/13/19 7:49 AM, Ira Weiny wrote:
On Tue, Mar 12, 2019 at 05:38:55PM -0700, John Hubbard wrote:
On 3/12/19 8:30 AM, Ira Weiny wrote:
On Wed, Mar 06, 2019 at 03:54:55PM -0800, john.hubb...@gmail.com wrote:
From: John Hubbard
Introduces put_user_page(), which simply calls put_page().
This
On Tue, Mar 12, 2019 at 05:38:55PM -0700, John Hubbard wrote:
> On 3/12/19 8:30 AM, Ira Weiny wrote:
> > On Wed, Mar 06, 2019 at 03:54:55PM -0800, john.hubb...@gmail.com wrote:
> > > From: John Hubbard
> > >
> > > Introduces put_user_page(), which simply calls put_page().
> > > This provides a
On 3/12/19 8:30 AM, Ira Weiny wrote:
On Wed, Mar 06, 2019 at 03:54:55PM -0800, john.hubb...@gmail.com wrote:
From: John Hubbard
Introduces put_user_page(), which simply calls put_page().
This provides a way to update all get_user_pages*() callers,
so that they call put_user_page(), instead of
On Wed, Mar 06, 2019 at 03:54:55PM -0800, john.hubb...@gmail.com wrote:
> From: John Hubbard
>
> Introduces put_user_page(), which simply calls put_page().
> This provides a way to update all get_user_pages*() callers,
> so that they call put_user_page(), instead of put_page().
So I've been
On 3/8/19 9:57 AM, Jerome Glisse wrote:
[snip]
> Just a small comments below that would help my life :)
>
> Reviewed-by: Jérôme Glisse
>
Thanks for the review!
>> ---
>> include/linux/mm.h | 24 ++
>> mm/swap.c | 82 ++
>
>
On Wed, Mar 06, 2019 at 03:54:55PM -0800, john.hubb...@gmail.com wrote:
> From: John Hubbard
>
> Introduces put_user_page(), which simply calls put_page().
> This provides a way to update all get_user_pages*() callers,
> so that they call put_user_page(), instead of put_page().
>
> Also
> Subject: Re: [PATCH v3 1/1] mm: introduce put_user_page*(), placeholder
> versions
>
> On 3/7/19 6:58 PM, Christopher Lameter wrote:
> > On Wed, 6 Mar 2019, john.hubb...@gmail.com wrote:
> >
> >> Dave Chinner's description of this is very clear:
>
On 3/7/19 6:58 PM, Christopher Lameter wrote:
> On Wed, 6 Mar 2019, john.hubb...@gmail.com wrote:
>
>> Dave Chinner's description of this is very clear:
>>
>> "The fundamental issue is that ->page_mkwrite must be called on every
>> write access to a clean file backed page, not just the
On Wed, 6 Mar 2019, john.hubb...@gmail.com wrote:
> Dave Chinner's description of this is very clear:
>
> "The fundamental issue is that ->page_mkwrite must be called on every
> write access to a clean file backed page, not just the first one.
> How long the GUP reference lasts is
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