Re: [QUESTION] Kprobes as a module?

[Cong Wang]

On 05/15/2012 04:24 PM, Namhyung Kim wrote:
> Hi,
>
> Probably a dumb question :).
> What prevents the kprobes from being built as a module? We want to use
> the kprobes on our systems, but some guys worried about potential
> security problems. So it'd be great if we can enable/load kprobes as
> needed and then disable/unload after using it. Is it a possible senario?

Kconfig prevents that:

config KPROBES
        bool "Kprobes"
        depends on MODULES
        depends on HAVE_KPROBES
        select KALLSYMS


so you can have either CONFIG_KPROBES=y or CONFIG_KPROBES=n, but not =m.
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