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Groups > linux.kernel > #1539827
| From | Borislav Petkov <bp@suse.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime |
| Date | 2016-12-10 13:40 +0100 |
| Message-ID | <sMP6y-2g7-27@gated-at.bofh.it> (permalink) |
| References | <sMuEN-4tz-5@gated-at.bofh.it> <sMuEN-4tz-9@gated-at.bofh.it> <sMNeq-pA-39@gated-at.bofh.it> <sMOWS-2d6-33@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sat, Dec 10, 2016 at 08:27:57PM +0800, Baoquan He wrote:
> Whether CONFIG_RANDOMIZE_BASE is yes or not, with 'nokaslr' specified,
> Kernel text mapping size should be 512M, just the same as no kaslr code
> compiled in.
"should be" still doesn't really explain what the problem is. What's
wrong with it remaining 1G?
IOW, something like "The problem is X and the issues it causes are Y.
That's why we need to do Z."
Now please replace X,Y and Z with the real content.
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--
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[PATCH v2 0/2] Determine kernel text mapping size at runtime for x86_64 Baoquan He <bhe@redhat.com> - 2016-12-09 15:50 +0100
[PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Baoquan He <bhe@redhat.com> - 2016-12-09 15:50 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Borislav Petkov <bp@suse.de> - 2016-12-10 11:40 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Baoquan He <bhe@redhat.com> - 2016-12-10 13:30 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Borislav Petkov <bp@suse.de> - 2016-12-10 13:40 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Baoquan He <bhe@redhat.com> - 2016-12-10 14:50 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Borislav Petkov <bp@suse.de> - 2016-12-10 17:30 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Baoquan He <bhe@redhat.com> - 2016-12-11 12:00 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Borislav Petkov <bp@suse.de> - 2016-12-11 13:10 +0100
Re: [PATCH v2 2/2] x86/KASLR/64: Determine kernel text mapping size at runtime Baoquan He <bhe@redhat.com> - 2016-12-12 03:40 +0100
[PATCH v2 1/2] x86/64: Make kernel text mapping always take one whole page table in early boot code Baoquan He <bhe@redhat.com> - 2016-12-09 15:50 +0100
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