On Fri 2017-05-05 21:07:47, Greg KH wrote:
> From: Chris Fries <cfr...@google.com>
> 
> Add %paP and %padP for physical address that need to always be shown
> regardless of kptr restrictions.
> 
> Cc: William Roberts <william.c.robe...@intel.com>
> Cc: Dave Weinstein <olo...@google.com>
> Signed-off-by: Chris Fries <cfr...@google.com>
> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
> ---
>  Documentation/printk-formats.txt | 10 ++++++----
>  lib/vsprintf.c                   | 12 +++++++++---
>  2 files changed, 15 insertions(+), 7 deletions(-)

This patch should update also the section about
kptr_restrict in Documentation/sysctl/kernel.txt.
It should mention that the trailing P allows to see
pointers also for %pa, and %p[rR] formats when
the level is 4.

Best Regards,
Petr

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