Author: kib
Date: Thu Apr 13 15:49:55 2017
New Revision: 316767
URL: https://svnweb.freebsd.org/changeset/base/316767
Log:
Map DMAP as nx.
Demotions preserve PG_NX, so it is enough to set nx bit for initial
lowest-level paging entries.
Suggested and reviewed by:alc
Sponsored by
> From: owner-svn-src-h...@freebsd.org [mailto:owner-svn-src-
> h...@freebsd.org] On Behalf Of Konstantin Belousov
> Sent: Thursday, April 13, 2017 23:50
>
> Author: kib
> Date: Thu Apr 13 15:49:55 2017
> New Revision: 316767
> URL:
>
> Log:
> Map DMAP as nx.
>
> Demotions preserve PG_NX, so
On Tue, Apr 18, 2017 at 12:41:09PM +, Dexuan Cui wrote:
> > From: owner-svn-src-h...@freebsd.org [mailto:owner-svn-src-
> > h...@freebsd.org] On Behalf Of Konstantin Belousov
> > Sent: Thursday, April 13, 2017 23:50
> >
> > Author: kib
> > Date: Thu Apr 13 15:49:55 2017
> > New Revision: 31676
> From: Konstantin Belousov
> > It looks memory allocated by bus_dmamem_alloc() and malloc()
> > is not executable now.
> >
> > What else can we use?
> > I guess we can only use contigmalloc() or kmem_malloc() to
> > get a page that can be executable and use vtophys() to get its
> > physical addres
On Thu, Apr 13, 2017 at 03:49:55PM +, Konstantin Belousov wrote:
> New Revision: 316767
> URL: https://svnweb.freebsd.org/changeset/base/316767
>
> Log:
> Map DMAP as nx.
>
> Demotions preserve PG_NX, so it is enough to set nx bit for initial
> lowest-level paging entries.
Hi Kostik,
On Sat, Jun 10, 2017 at 11:51:25PM +, Alexey Dokuchaev wrote:
> On Thu, Apr 13, 2017 at 03:49:55PM +, Konstantin Belousov wrote:
> > New Revision: 316767
> > URL: https://svnweb.freebsd.org/changeset/base/316767
> >
> > Log:
> > Map DMAP as nx.
> >
> > Demotions preserve PG_NX, so i
On Sun, Jun 11, 2017 at 04:13:57AM +, Alexey Dokuchaev wrote:
> On Sat, Jun 10, 2017 at 11:51:25PM +, Alexey Dokuchaev wrote:
> > On Thu, Apr 13, 2017 at 03:49:55PM +, Konstantin Belousov wrote:
> > > New Revision: 316767
> > > URL: https://svnweb.freebsd.org/changeset/base/316767
> > >
On Sun, Jun 11, 2017 at 03:20:25PM +0300, Konstantin Belousov wrote:
> Do you claim that latest HEAD with reverted r316767 reboots on resume
> on your machine ? Please confirm.
Yes, I do claim that; confirmed.
> Are you running on AMD CPU ?
Yes, on AMD A8-5550M APU.
> I want to see the first 1