Messages in this thread | | | Date | Wed, 2 Oct 2013 13:58:26 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC] perf: mmap2 not covering VM_CLONE regions |
| |
On Wed, Oct 02, 2013 at 01:23:16PM +0200, Peter Zijlstra wrote: > So the only thing I can come up with is something like the below; > supposedly the sha hash mixing a boot time random seed and the mm > pointer is enough to avoid it being a data leak.
That is, right until it becomes feasible to run 2^64 SHA1 computations. I've actually no idea how hard that is given todays GPU assisted efforts.
| |