On Wed, Jul 5, 2017 at 4:39 PM, Andrew Morton wrote:
> On Thu, 22 Jun 2017 18:50:10 -0700 Kees Cook wrote:
>
>> This SLUB free list pointer obfuscation code is modified from Brad
>> Spengler/PaX Team's code in the last public patch of grsecurity/PaX based
>> on my understanding of the code. Chang
On Thu, 22 Jun 2017 18:50:10 -0700 Kees Cook wrote:
> This SLUB free list pointer obfuscation code is modified from Brad
> Spengler/PaX Team's code in the last public patch of grsecurity/PaX based
> on my understanding of the code. Changes or omissions from the original
> code are mine and don't
On Thu, Jun 29, 2017 at 10:56 AM, Tycho Andersen wrote:
> On Thu, Jun 29, 2017 at 01:54:13PM -0400, Rik van Riel wrote:
>> On Thu, 2017-06-29 at 10:47 -0700, Kees Cook wrote:
>> > On Thu, Jun 29, 2017 at 10:05 AM, Christoph Lameter
>> > wrote:
>> > > On Sun, 25 Jun 2017, Kees Cook wrote:
>> > >
>
On Thu, Jun 29, 2017 at 01:54:13PM -0400, Rik van Riel wrote:
> On Thu, 2017-06-29 at 10:47 -0700, Kees Cook wrote:
> > On Thu, Jun 29, 2017 at 10:05 AM, Christoph Lameter
> > wrote:
> > > On Sun, 25 Jun 2017, Kees Cook wrote:
> > >
> > > > The difference gets lost in the noise, but if the above
On Thu, 2017-06-29 at 10:47 -0700, Kees Cook wrote:
> On Thu, Jun 29, 2017 at 10:05 AM, Christoph Lameter
> wrote:
> > On Sun, 25 Jun 2017, Kees Cook wrote:
> >
> > > The difference gets lost in the noise, but if the above is
> > > sensible,
> > > it's 0.07% slower. ;)
> >
> > Hmmm... These diff
On Thu, Jun 29, 2017 at 10:05 AM, Christoph Lameter wrote:
> On Sun, 25 Jun 2017, Kees Cook wrote:
>
>> The difference gets lost in the noise, but if the above is sensible,
>> it's 0.07% slower. ;)
>
> Hmmm... These differences add up. Also in a repetative benchmark like that
> you do not see the
On Sun, 25 Jun 2017, Kees Cook wrote:
> The difference gets lost in the noise, but if the above is sensible,
> it's 0.07% slower. ;)
Hmmm... These differences add up. Also in a repetative benchmark like that
you do not see the impact that the additional cacheline use in the cpu
cache has on large
On Thu, Jun 22, 2017 at 6:50 PM, Kees Cook wrote:
> This SLUB free list pointer obfuscation code is modified from Brad
> Spengler/PaX Team's code in the last public patch of grsecurity/PaX based
> on my understanding of the code. Changes or omissions from the original
> code are mine and don't ref
This SLUB free list pointer obfuscation code is modified from Brad
Spengler/PaX Team's code in the last public patch of grsecurity/PaX based
on my understanding of the code. Changes or omissions from the original
code are mine and don't reflect the original grsecurity/PaX code.
This adds a per-cac
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