Messages in this thread | | | Date | Tue, 16 Jun 2015 14:45:06 +0300 | From | Andrey Ryabinin <> | Subject | Re: [PATCH v5 1/2] x86_64: remove not needed clear_page for init_level4_page |
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On 06/16/2015 02:34 PM, Borislav Petkov wrote: > On Tue, Jun 16, 2015 at 01:16:32PM +0200, Borislav Petkov wrote: >> Now my hunch is that those entries get overwritten later but I wouldn't >> want to debug any strange bugs from leftovers in init_level4_pgt so >> having the clear_page() is actually a good thing. > > So I guess we can do that: > > #ifndef CONFIG_KASAN > clear_page(init_level4_pgt); > #endif >
Ugh..
Can't we just move clear_page(init_level4_pgt) higher? Before or right after clear_bss() (iow before kasan_early_init()).
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