Messages in this thread | | | Date | Wed, 15 Jun 2022 11:04:02 +0100 | From | Catalin Marinas <> | Subject | Re: [PATCH v5 4/5] arm64: mm: Only remove nomap flag for initrd |
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On Tue, Jun 14, 2022 at 05:21:55PM +0800, Wupeng Ma wrote: > From: Ma Wupeng <mawupeng1@huawei.com> > > Commit 177e15f0c144 ("arm64: add the initrd region to the linear mapping explicitly") > remove all the flags of the memory used by initrd. This is fine since > MEMBLOCK_MIRROR is not used in arm64. > > However with mirrored feature introduced to arm64, this will clear the mirrored > flag used by initrd, which will lead to error log printed by > find_zone_movable_pfns_for_nodes() if the lower 4G range has some non-mirrored > memory. > > To solve this problem, only MEMBLOCK_NOMAP flag will be removed via > memblock_clear_nomap(). > > Signed-off-by: Ma Wupeng <mawupeng1@huawei.com> > Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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