# Re: \[PATCH\] tracefs: Restrict tracefs when the kernel is locked down

- From: Steven Rostedt \<rostedt@goodmis.org\>
- Date: 2019-07-31 01:48:11 
- List: linux-security-module
- Page: https://ratatoskr.run/linux-security-module/2019/07/5672885
- Thread: https://ratatoskr.run/linux-security-module/2019/07/5659396/t.md

```text
On Tue, 30 Jul 2019 11:47:34 -0700
Matthew Garrett [ref] wrote:

> Tracefs may release more information about the kernel than desirable, so
> restrict it when the kernel is locked down in confidentiality mode by
> preventing open().
> 
> Signed-off-by: Matthew Garrett <redacted>
> Cc: Steven Rostedt <rostedt@goodmis.org>

Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

-- Steve
```