Messages in this thread | | | Date | Tue, 21 Jan 2014 15:03:11 +0100 | From | Ingo Molnar <> | Subject | Re: [GIT PULL] x86/kaslr for v3.14 |
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* H. Peter Anvin <hpa@zytor.com> wrote:
> On 01/21/2014 02:27 AM, Ingo Molnar wrote: > > > > Hm, live annotation of the kernel image is a relatively new perf > > feature, and KASLR predated that (by years) - which would at least in > > part explain why it went unnoticed. (Although it does not excuse the > > lack of testing.) > > kASLR is new, but on 32 bits we have relocated the kernel for a long > time. [...]
I doubt many people develop on 32-bit x86, and the group of people looking at annotated 32-bit assembly kernel profiles ought to be another order of magnitude smaller than that ...
> [...] kASLR is the first use case of relocating the 64-bit kernel, > though.
Yeah.
Thanks,
Ingo
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