Re: [PATCH v17 03/10] x86: kdump: use macro CRASH_ADDR_LOW_MAX in functions reserve_crashkernel()
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From: Borislav Petkov <bp@alien8.de>
Date: 2021-12-21 22:23:45
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On Fri, Dec 17, 2021 at 10:51:04AM +0800, Leizhen (ThunderTown) wrote:
[KNL, X86-64], This doc is for X86-64, not for X86-32
reserve_crashkernel() runs on both.
If there is no such restriction, we can make CRASH_ADDR_LOW_MAX equal to (1ULL << 32) minus 1 on X86_32.
Again, the 4G limit check is relevant only for 64-bit kernels - not
32-bit ones.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette