Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline

Jiri Kosina
2014-04-02T23:47:05Z

On Wed, 2 Apr 2014, Linus Torvalds wrote:

> > Could be done per-fd: put a struct ratelimit_state into struct
> > devkmsg_user.
>
> Yeah, what Andrew said. My suggestion of per-task or per-cred is
> obviously moronic in comparison.

Which doesn't really protect you from tasks that do open()/write()/close()
cycle for /dev/kmsg write every 2ms though.

--
Jiri Kosina
SUSE Labs