Re: livepatch: old_name@old_addr scheme in livepatch sysfs directory
From: Jiri Kosina
Date: Sun Nov 01 2015 - 04:08:03 EST
On Sat, 31 Oct 2015, Chris J Arges wrote:
> Makes sense to me. Is there a reason why the sysfs entries are visible
> to non-root users?
Well, kptr_restrict applies only to values printed using '%pK'. So if the
sysfs handler is using other printk() format string to print the pointer,
it'll be leaked out (and should eventually be fixed).
Thanks,
--
Jiri Kosina
SUSE Labs
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