Messages in this thread | | | Date | Tue, 21 Jan 2014 06:05:49 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [GIT PULL] x86/kaslr for v3.14 |
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On 01/21/2014 06:03 AM, Ingo Molnar wrote: > > * 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 ... >
Yes... I was commenting on the statement that "kASLR predated that by years". It hasn't been common.
-hpa
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