[virtio-dev] Re: [PATCH v6 0/6] mm / virtio: Provide support for unused page reporting

2019-08-22 Thread Pankaj Gupta
> On Thu, 2019-08-22 at 06:43 -0400, Pankaj Gupta wrote: > > > This series provides an asynchronous means of reporting to a hypervisor > > > that a guest page is no longer in use and can have the data associated > > > with it dropped. To do this I have implemented functionality that allows > > >

Re: [virtio-dev] [PATCH v6 4/6] mm: Introduce Reported pages

2019-08-22 Thread Alexander Duyck
On Thu, Aug 22, 2019 at 9:19 AM Nitesh Narayan Lal wrote: > > > On 8/21/19 10:59 AM, Alexander Duyck wrote: > > From: Alexander Duyck > > > > In order to pave the way for free page reporting in virtualized > > environments we will need a way to get pages out of the free lists and > > identify

Re: [virtio-dev] [PATCH v6 4/6] mm: Introduce Reported pages

2019-08-22 Thread Nitesh Narayan Lal
On 8/21/19 10:59 AM, Alexander Duyck wrote: > From: Alexander Duyck > > In order to pave the way for free page reporting in virtualized > environments we will need a way to get pages out of the free lists and > identify those pages after they have been returned. To accomplish this, > this patch

Re: [virtio-dev] [PATCH v6 2/2] virtio-fs: add DAX window

2019-08-22 Thread Cornelia Huck
On Tue, 13 Aug 2019 14:13:20 +0100 Stefan Hajnoczi wrote: > Describe how shared memory region ID 0 is the DAX window and how > FUSE_SETUPMAPPING maps file ranges into the window. > > Signed-off-by: Stefan Hajnoczi > --- > The FUSE_SETUPMAPPING message is part of the virtio-fs Linux patches: >

Re: [virtio-dev] [PATCH v6 1/2] content: add virtio file system device

2019-08-22 Thread Cornelia Huck
On Tue, 13 Aug 2019 14:13:19 +0100 Stefan Hajnoczi wrote: > The virtio file system device transports Linux FUSE requests between a > FUSE daemon running on the host and the FUSE driver inside the guest. > > The actual FUSE request definitions are not duplicated in the virtio > specification,

[virtio-dev] Re: [PATCH v6 0/6] mm / virtio: Provide support for unused page reporting

2019-08-22 Thread Pankaj Gupta
> > This series provides an asynchronous means of reporting to a hypervisor > that a guest page is no longer in use and can have the data associated > with it dropped. To do this I have implemented functionality that allows > for what I am referring to as unused page reporting > > The