Re: [PATCH 1/1] netfilter/jump_label: use HAVE_JUMP_LABEL?

Zhouyi Zhou [off-list ref] wrote:

CONFIG_JUMP_LABEL doesn't ensure HAVE_JUMP_LABEL, if it
is not the case use maintainers's own mutex to guard
the modification of global values.

I don't understand this patch.

What is the problem you are fixing?

The intent is to only use static_key infrastructure
if user has enabled CONFIG_JUMP_LABEL.