On Thu, Apr 07, 2016 at 06:31:09PM +0200, Michal Hocko wrote:
> On Thu 07-04-16 18:11:29, Piotr Kwapulinski wrote:
> > On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> > > On 04/04/2016 09:31 AM, Michal Hocko wrote:
> > > >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> > >
On Thu, Apr 07, 2016 at 06:31:09PM +0200, Michal Hocko wrote:
> On Thu 07-04-16 18:11:29, Piotr Kwapulinski wrote:
> > On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> > > On 04/04/2016 09:31 AM, Michal Hocko wrote:
> > > >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> > >
On Thu 07-04-16 18:11:29, Piotr Kwapulinski wrote:
> On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> > On 04/04/2016 09:31 AM, Michal Hocko wrote:
> > >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> > >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >
On Thu 07-04-16 18:11:29, Piotr Kwapulinski wrote:
> On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> > On 04/04/2016 09:31 AM, Michal Hocko wrote:
> > >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> > >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >
On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> On 04/04/2016 09:31 AM, Michal Hocko wrote:
> >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >>existing VMA(s).
> >>Introduce the new MAP_DONTUNMAP flag
On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> On 04/04/2016 09:31 AM, Michal Hocko wrote:
> >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >>existing VMA(s).
> >>Introduce the new MAP_DONTUNMAP flag
On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> On 04/04/2016 09:31 AM, Michal Hocko wrote:
> >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >>existing VMA(s).
> >>Introduce the new MAP_DONTUNMAP flag
On Mon, Apr 04, 2016 at 05:26:43PM +0200, Vlastimil Babka wrote:
> On 04/04/2016 09:31 AM, Michal Hocko wrote:
> >On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> >>Currently the mmap(MAP_FIXED) discards the overlapping part of the
> >>existing VMA(s).
> >>Introduce the new MAP_DONTUNMAP flag
On 04/04/2016 09:31 AM, Michal Hocko wrote:
On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
Currently the mmap(MAP_FIXED) discards the overlapping part of the
existing VMA(s).
Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
with ENOMEM whenever the overlapping occurs and
On 04/04/2016 09:31 AM, Michal Hocko wrote:
On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
Currently the mmap(MAP_FIXED) discards the overlapping part of the
existing VMA(s).
Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
with ENOMEM whenever the overlapping occurs and
On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> Currently the mmap(MAP_FIXED) discards the overlapping part of the
> existing VMA(s).
> Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
> with ENOMEM whenever the overlapping occurs and MAP_FIXED is set.
> No existing
On Sat 02-04-16 21:17:31, Piotr Kwapulinski wrote:
> Currently the mmap(MAP_FIXED) discards the overlapping part of the
> existing VMA(s).
> Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
> with ENOMEM whenever the overlapping occurs and MAP_FIXED is set.
> No existing
On Sat, Apr 2, 2016 at 10:17 PM, Piotr Kwapulinski
wrote:
> Currently the mmap(MAP_FIXED) discards the overlapping part of the
> existing VMA(s).
> Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
> with ENOMEM whenever the overlapping occurs and
On Sat, Apr 2, 2016 at 10:17 PM, Piotr Kwapulinski
wrote:
> Currently the mmap(MAP_FIXED) discards the overlapping part of the
> existing VMA(s).
> Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
> with ENOMEM whenever the overlapping occurs and MAP_FIXED is set.
> No existing
On Sat, Apr 02, 2016 at 09:17:31PM +0200, Piotr Kwapulinski wrote:
> @@ -19,6 +19,7 @@
> #define MAP_TYPE 0x0f/* Mask for type of mapping */
> #define MAP_FIXED0x10/* Interpret addr exactly */
> #define MAP_ANONYMOUS0x20/* don't use a file */
On Sat, Apr 02, 2016 at 09:17:31PM +0200, Piotr Kwapulinski wrote:
> @@ -19,6 +19,7 @@
> #define MAP_TYPE 0x0f/* Mask for type of mapping */
> #define MAP_FIXED0x10/* Interpret addr exactly */
> #define MAP_ANONYMOUS0x20/* don't use a file */
Currently the mmap(MAP_FIXED) discards the overlapping part of the
existing VMA(s).
Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
with ENOMEM whenever the overlapping occurs and MAP_FIXED is set.
No existing mapping(s) is discarded.
The implementation tests the MAP_DONTUNMAP
Currently the mmap(MAP_FIXED) discards the overlapping part of the
existing VMA(s).
Introduce the new MAP_DONTUNMAP flag which forces the mmap to fail
with ENOMEM whenever the overlapping occurs and MAP_FIXED is set.
No existing mapping(s) is discarded.
The implementation tests the MAP_DONTUNMAP
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