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SubjectRe: [PATCH] protect remove_proc_entry
Steven Rostedt <rostedt@goodmis.org> wrote:
>
> +static DEFINE_SPINLOCK(remove_proc_lock);
>

I'll take a closer look at this next week.

The official way of protecting the contents of a directory from concurrent
lookup or modification is to take its i_sem. But procfs is totally weird
and that approach may well not be practical here. We'd certainly prefer
not to rely upon lock_kernel().
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