Messages in this thread | | | Date | Tue, 25 Jul 2017 08:23:48 +0800 | From | Baoquan He <> | Subject | Re: [PATCH v6 RESEND] x86/boot/KASLR: Restrict kernel to be randomized in mirror regions |
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On 07/24/17 at 02:34pm, Matt Fleming wrote: > On Fri, 21 Jul, at 09:19:56PM, Baoquan He wrote: > > > > There are places where the efi map is getting and used like this. E.g > > in efi_high_alloc() of drivers/firmware/efi/libstub/efi-stub-helper.c. > > EFI developers worry the size of efi_memory_desc_t could not be the same > > as e->efi_memdesc_size? > > > > Hi Matt, > > > > Could you help have a look at this? > > You're exactly right. The code guards against the size of the > efi_memory_desc_t struct changing. The UEFI spec says to traverse the > memory map this way.
Thanks a lot, Matt. Then I will keep using the way.
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