Re: [PATCH v2 09/11] mm/hmm: allow to mirror vma of a file on a DAX backed filesystem v2

2019-03-28 Thread Jerome Glisse
On Thu, Mar 28, 2019 at 11:04:26AM -0700, Ira Weiny wrote: > On Mon, Mar 25, 2019 at 10:40:09AM -0400, Jerome Glisse wrote: > > From: Jérôme Glisse > > > > HMM mirror is a device driver helpers to mirror range of virtual address. > > It means that the process jobs running on the device can access

Re: [PATCH v2 09/11] mm/hmm: allow to mirror vma of a file on a DAX backed filesystem v2

2019-03-28 Thread Ira Weiny
On Mon, Mar 25, 2019 at 10:40:09AM -0400, Jerome Glisse wrote: > From: Jérôme Glisse > > HMM mirror is a device driver helpers to mirror range of virtual address. > It means that the process jobs running on the device can access the same > virtual address as the CPU threads of that process. This

[PATCH v2 09/11] mm/hmm: allow to mirror vma of a file on a DAX backed filesystem v2

2019-03-25 Thread jglisse
From: Jérôme Glisse HMM mirror is a device driver helpers to mirror range of virtual address. It means that the process jobs running on the device can access the same virtual address as the CPU threads of that process. This patch adds support for mirroring mapping of file that are on a DAX block