On Wed 11-01-17 15:13:19, Miklos Szeredi wrote:
> On Wed, Jan 11, 2017 at 12:51 PM, Jan Kara wrote:
> > On Wed 11-01-17 11:29:28, Miklos Szeredi wrote:
> >> I know there's work on this for xfs, but could this be done in generic mm
> >> code?
> >>
> >> What are the obstacles?
On Jan 11, 2017, at 3:29 AM, Miklos Szeredi wrote:
>
> I know there's work on this for xfs, but could this be done in generic mm
> code?
>
> What are the obstacles? page->mapping and page->index are the obvious ones.
>
> If that's too difficult is it maybe enough to share
On Wed, Jan 11, 2017 at 12:51:43PM +0100, Jan Kara wrote:
> On Wed 11-01-17 11:29:28, Miklos Szeredi wrote:
> > I know there's work on this for xfs, but could this be done in generic mm
> > code?
> >
> > What are the obstacles? page->mapping and page->index are the obvious
> > ones.
>
> Yes,
On Wed, Jan 11, 2017 at 12:51 PM, Jan Kara wrote:
> On Wed 11-01-17 11:29:28, Miklos Szeredi wrote:
>> I know there's work on this for xfs, but could this be done in generic mm
>> code?
>>
>> What are the obstacles? page->mapping and page->index are the obvious
>> ones.
>
> Yes,
On Wed 11-01-17 11:29:28, Miklos Szeredi wrote:
> I know there's work on this for xfs, but could this be done in generic mm
> code?
>
> What are the obstacles? page->mapping and page->index are the obvious
> ones.
Yes, these two are the main that come to my mind. Also you'd need to
somehow
I know there's work on this for xfs, but could this be done in generic mm code?
What are the obstacles? page->mapping and page->index are the obvious ones.
If that's too difficult is it maybe enough to share mappings between
files while they are completely identical and clone the mapping when