Re: [PATCH v2] fs/proc: Don't expose absolute kernel addresses via wchan
From: Thomas Gleixner
Date: Wed Sep 30 2015 - 16:37:38 EST
On Wed, 30 Sep 2015, Ingo Molnar wrote:
> These days there's very little legitimate reason user-space
> would be interested in the absolute address. The absolute
> address is mostly historic: from the days when we didn't have
> kallsyms and user-space procps had to do the decoding itself via
> the System.map.
> So this patch sets all numeric output to 0 and keeps the
> symbolic output in /proc/PID/wchan.
Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
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