How change process flags from userland?

[pluknet]

On 30 June 2010 10:26, Andrey Zonov <andrey.zonov at gmail.com> wrote:
> Hi,
>
> I want to set P_PROTECTED flag for some daemons after it start, without
> patching application and kernel.
> It possible?
>

May be madvise(NULL, 0, MADV_PROTECT) will fit your needs?
(see howto example in usr.sbin/cron).
Note, this behav isn't portable.

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