On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> On Thursday 30 August 2007 23:50:21 [EMAIL PROTECTED] wrote:
>> On Thu, 30 Aug 2007 23:41:09 +0200, Clemens Kolbitsch said:
>>> On Thursday 30 August 2007 23:34:52 you wrote:
On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> is there no way t
> If you are doing research, consider these methods:
> 1. Change vma_merge() so it always fail to merge mappings
>
> or
>
> 2. Set up your "mappings duplicated in userspace" so
> they too merge in the same way.
>
> Helge Hafting
Hi!
Thanks for your answer, however you (too) misunderstood: Merg
Clemens Kolbitsch wrote:
On Thursday 30 August 2007 23:50:21 [EMAIL PROTECTED] wrote:
On Thu, 30 Aug 2007 23:41:09 +0200, Clemens Kolbitsch said:
On Thursday 30 August 2007 23:34:52 you wrote:
On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
is there no way to tell the ke
On Thursday 30 August 2007 23:50:21 [EMAIL PROTECTED] wrote:
> On Thu, 30 Aug 2007 23:41:09 +0200, Clemens Kolbitsch said:
> > On Thursday 30 August 2007 23:34:52 you wrote:
> > > On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> > > > is there no way to tell the kernel, that a certain mapping must n
On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> the thing is that they are not. the kernel chooses to REPLACE my
> mapping.
> consider the user-space code:
> mmap(0x, 0x3000, MAP_FIXED, ...);
> mmap(0x1000, 0x4000, MAP_FIXED, ...);
> here, the second call to mmap will shorten the firs
On Thu, 30 Aug 2007 23:41:09 +0200, Clemens Kolbitsch said:
> On Thursday 30 August 2007 23:34:52 you wrote:
> > On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> > > is there no way to tell the kernel, that a certain mapping must not be
> > > removed, no matter what (except of course an explicit cal
On Thursday 30 August 2007 23:34:52 you wrote:
> On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> > is there no way to tell the kernel, that a certain mapping must not be
> > removed, no matter what (except of course an explicit call to sys_unmap,
> > of course)?
>
> I don't seem to get what is the
On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> is there no way to tell the kernel, that a certain mapping must not be
> removed, no matter what (except of course an explicit call to sys_unmap,
> of course)?
I don't seem to get what is the issue here. Your mapping is not removed,
only the VMAs
On Thursday 30 August 2007 19:07:05 you wrote:
> On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> > It all works perfectly well (creating & deleting the additional
> > mappings), however, when the kernel feels like it needs to allocate a
> > mapping in user-space it sometimes deletes my mapping and
On Thursday 30 August 2007 19:07:05 Jiri Kosina wrote:
> On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> > It all works perfectly well (creating & deleting the additional
> > mappings), however, when the kernel feels like it needs to allocate a
> > mapping in user-space it sometimes deletes my mapp
On Thu, 30 Aug 2007, Clemens Kolbitsch wrote:
> It all works perfectly well (creating & deleting the additional
> mappings), however, when the kernel feels like it needs to allocate a
> mapping in user-space it sometimes deletes my mapping and overwrites it
> with the new one, although there is
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