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In-Reply-To: <46e2533084dc3255a1d67553b682bd4b9642b176.1544800765.git.christophe.leroy@c-s.fr>
To:     Christophe Leroy <christophe.leroy@c-s.fr>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>
From:   Michael Ellerman <patch-notifications@ellerman.id.au>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [v2] powerpc/mm: make NULL pointer deferences explicit on bad page faults.
Message-Id: <43MLSl3qq5z9sPD@ozlabs.org>
Date:   Sat, 22 Dec 2018 20:54:47 +1100 (AEDT)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, 2018-12-14 at 15:23:33 UTC, Christophe Leroy wrote:
> As several other arches including x86, this patch makes it explicit
> that a bad page fault is a NULL pointer dereference when the fault
> address is lower than PAGE_SIZE
> 
> In the mean time, this page makes all bad_page_fault() messages shorter
> so that they remain on one single line. And it prefixes them by "BUG: "
> so that they get easily greped.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/49a502ea23bf9dec47f8f3c3960909

cheers