[PATCH 2/2] fadump: Disable deferred page struct initialisation

Balbir Singh bsingharora at gmail.com
Wed Aug 3 15:20:42 AEST 2016


On Tue, 2016-08-02 at 18:49 +0530, Srikar Dronamraju wrote:
> Fadump kernel reserves significant number of memory blocks. On a multi-node
> machine, with CONFIG_DEFFERRED_STRUCT_PAGE support, fadump kernel fails to
> boot. Fix this by disabling deferred page struct initialisation.
> 

How much memory does a fadump kernel need? Can we bump up the limits depending
on the config. I presume when you say fadump kernel you mean kernel with
FADUMP in the config?

BTW, I would much rather prefer a config based solution that does not select
DEFERRED_INIT if FADUMP is enabled.

Balbir



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