[PATCH v9 5/8] memblock: introduce MEMBLOCK_NODUMP flag
sashiko-bot at kernel.org
sashiko-bot at kernel.org
Thu Oct 22 01:33:12 PDT 2026
> From: Wandun Chen <chenwandun at lixiang.com>
>
> Add MEMBLOCK_NODUMP to mark regions that should be excluded from
> kdump vmcores.
>
> The flag is meant for reserved memory that carries no data useful for
> crash analysis. Reusable reserved regions such as CMA may hold useful
> data, so these regions must not be marked MEMBLOCK_NODUMP. Subsequent
> patches wire this up for /reserved-memory entries.
>
> Suggested-by: Rob Herring <robh at kernel.org>
> Signed-off-by: Wandun Chen <chenwandun at lixiang.com>
Sashiko has reviewed this patch and found no issues.
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Sashiko AI review · https://sashiko.dev/#/patchset/20261021083011.2170525-1-chenwandun1@gmail.com?part=5
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