Messages in this thread | | | Date | Wed, 6 Jul 2022 02:02:57 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/2] x86/ACPI: Set swiotlb area according to the number of lapic entry in MADT |
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On Wed, Jul 06, 2022 at 04:57:33PM +0800, Tianyu Lan wrote: > Swiotlb_init() is called in the mem_init() of different architects and > memblock free pages are released to the buddy allocator just after > calling swiotlb_init() via memblock_free_all().
Yes.
> The mem_init() is called before smp_init().
But why would that matter? cpu_possible_map is set up from setup_arch(), which is called before that.
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