Messages in this thread | | | Date | Sat, 6 Jun 2020 13:50:22 +0100 | From | Catalin Marinas <> | Subject | Re: [PATCH v3 1/7] mm: Add functions to track page directory modifications |
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On Fri, Jun 05, 2020 at 06:01:16PM -0700, Andrew Morton wrote: > On Fri, 5 Jun 2020 12:46:55 +0100 Catalin Marinas <catalin.marinas@arm.com> wrote: > > On Fri, Jun 05, 2020 at 11:08:13AM +0100, Catalin Marinas wrote: > > > This patch causes a kernel panic on arm64 (and possibly powerpc, I > > > haven't tried). arm64 still uses the 5level-fixup.h and pud_alloc() > > > checks for the empty p4d with pgd_none() instead of p4d_none(). > > > > Ah, should have checked the list first > > (https://lore.kernel.org/linux-mm/20200604074446.23944-1-joro@8bytes.org/). > > Can you confirm that the merge of Mike's 5level_hack zappage has fixed > the arm64 wontboot?
Yes, it has. Mainline is booting again on arm64.
Thanks.
-- Catalin
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