On 04/20/2018 03:19 PM, Jerome Glisse wrote:
> On Fri, Apr 20, 2018 at 12:57:41PM -0700, Tim Chen wrote:
>> On 04/04/2018 12:17 PM, jgli...@redhat.com wrote:
>>
>>
>> Your approach seems useful if there are lots of locked pages sharing
>> the same wait queue.
>>
>> That said, in the original work
On Fri, Apr 20, 2018 at 12:57:41PM -0700, Tim Chen wrote:
> On 04/04/2018 12:17 PM, jgli...@redhat.com wrote:
> > From: Jérôme Glisse
> >
> > https://cgit.freedesktop.org/~glisse/linux/log/?h=generic-write-protection-rfc
> >
> > This is an RFC for LSF/MM discussions. It impacts the file subsyste
On 04/04/2018 12:17 PM, jgli...@redhat.com wrote:
> From: Jérôme Glisse
>
> https://cgit.freedesktop.org/~glisse/linux/log/?h=generic-write-protection-rfc
>
> This is an RFC for LSF/MM discussions. It impacts the file subsystem,
> the block subsystem and the mm subsystem. Hence it would benefit
On Thu, Apr 19, 2018 at 12:32:50PM +0200, Jan Kara wrote:
> On Wed 18-04-18 11:54:30, Jerome Glisse wrote:
[...]
> > I am affraid truely generic write protection for metadata pages is bit
> > out of scope of what i am doing. However the mechanism i am proposing
> > can be extended for that too. I
On Wed 18-04-18 11:54:30, Jerome Glisse wrote:
> > Overall I think you'd need to make a good benchmarking comparison showing
> > how much this helps some real workloads (your motivation) and also how
> > other loads on lower end machines are affected.
>
> Do you have any specific benchmark you wou
On Wed, Apr 18, 2018 at 11:54:30AM -0400, Jerome Glisse wrote:
> On Wed, Apr 18, 2018 at 04:13:37PM +0200, Jan Kara wrote:
> > Hello,
> >
> > so I finally got to this :)
> >
> > On Wed 04-04-18 15:17:50, jgli...@redhat.com wrote:
> > > From: Jérôme Glisse
>
> [...]
>
> > >
On Wed, Apr 18, 2018 at 04:13:37PM +0200, Jan Kara wrote:
> Hello,
>
> so I finally got to this :)
>
> On Wed 04-04-18 15:17:50, jgli...@redhat.com wrote:
> > From: Jérôme Glisse
[...]
> > --
> > The Why ?
> >
> > I have two
Hello,
so I finally got to this :)
On Wed 04-04-18 15:17:50, jgli...@redhat.com wrote:
> From: Jérôme Glisse
>
> https://cgit.freedesktop.org/~glisse/linux/log/?h=generic-write-protection-rfc
>
> This is an RFC for LSF/MM discussions. It impacts the file subsystem,
> the block subsystem and th
From: Jérôme Glisse
https://cgit.freedesktop.org/~glisse/linux/log/?h=generic-write-protection-rfc
This is an RFC for LSF/MM discussions. It impacts the file subsystem,
the block subsystem and the mm subsystem. Hence it would benefit from
a cross sub-system discussion.
Patchset is not fully bak