On Fri, Jan 25, 2019 at 09:54:53AM +0200, Mike Rapoport wrote:
> On Thu, Jan 24, 2019 at 05:28:48PM +0800, Peter Xu wrote:
> > On Thu, Jan 24, 2019 at 09:27:07AM +0200, Mike Rapoport wrote:
> > > On Thu, Jan 24, 2019 at 12:56:15PM +0800, Peter Xu wrote:
> > > > On Mon, Jan 21, 2019 at 12:42:33PM +0
On Thu, Jan 24, 2019 at 05:28:48PM +0800, Peter Xu wrote:
> On Thu, Jan 24, 2019 at 09:27:07AM +0200, Mike Rapoport wrote:
> > On Thu, Jan 24, 2019 at 12:56:15PM +0800, Peter Xu wrote:
> > > On Mon, Jan 21, 2019 at 12:42:33PM +0200, Mike Rapoport wrote:
> > >
> > > [...]
> > >
> > > > > @@ -1343,
On Thu, Jan 24, 2019 at 09:27:07AM +0200, Mike Rapoport wrote:
> On Thu, Jan 24, 2019 at 12:56:15PM +0800, Peter Xu wrote:
> > On Mon, Jan 21, 2019 at 12:42:33PM +0200, Mike Rapoport wrote:
> >
> > [...]
> >
> > > > @@ -1343,7 +1344,7 @@ static int userfaultfd_register(struct
> > > > userfaultfd
On Thu, Jan 24, 2019 at 12:56:15PM +0800, Peter Xu wrote:
> On Mon, Jan 21, 2019 at 12:42:33PM +0200, Mike Rapoport wrote:
>
> [...]
>
> > > @@ -1343,7 +1344,7 @@ static int userfaultfd_register(struct
> > > userfaultfd_ctx *ctx,
> > >
> > > /* check not compatible vmas */
> > >
On Mon, Jan 21, 2019 at 12:42:33PM +0200, Mike Rapoport wrote:
[...]
> > @@ -1343,7 +1344,7 @@ static int userfaultfd_register(struct
> > userfaultfd_ctx *ctx,
> >
> > /* check not compatible vmas */
> > ret = -EINVAL;
> > - if (!vma_can_userfault(cur))
> > +
On Mon, Jan 21, 2019 at 03:57:05PM +0800, Peter Xu wrote:
> From: Andrea Arcangeli
>
> v1: From: Shaohua Li
>
> v2: cleanups, remove a branch.
>
> [peterx writes up the commit message, as below...]
>
> This patch introduces the new uffd-wp APIs for userspace.
>
> Firstly, we'll allow to do U
From: Andrea Arcangeli
v1: From: Shaohua Li
v2: cleanups, remove a branch.
[peterx writes up the commit message, as below...]
This patch introduces the new uffd-wp APIs for userspace.
Firstly, we'll allow to do UFFDIO_REGISTER with write protection
tracking using the new UFFDIO_REGISTER_MODE
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