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SubjectRe: [PATCH] ftrace: fix the file mode of graph tracer and stacktracer
On Fri, 9 Feb 2018 10:33:31 +0800
"Zhengyuan Liu" <> wrote:

> It doesn't affect root writing to those files as root is a super user and
> can access to any write-only files. I just want to make those writable

Ah, I know when I vim a file that's read only, even for root vim will
complain. But there's no complaining with redirection.

I just tried vim on set_graph_function, and yeah, it does complain.

> file to look consistent with others, seeing bellow:
> -rw-r--r-- 1 root root set_event_pid
> -rw-r--r-- 1 root root set_ftrace_filter
> -rw-r--r-- 1 root root set_ftrace_notrace
> -rw-r--r-- 1 root root set_ftrace_pid
> -r--r--r-- 1 root root set_graph_function
> -r--r--r-- 1 root root set_graph_notrace

Yeah, I understand.

> If this patch makes no sense, just ignore it!

No no, it makes perfect sense. I plan on adding it. But it's not that
important to be included for stable. Expect to see this in 4.17.


-- Steve

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