Re: [PATCH] powerpc: booke: fix boot crash due to null hugepd

From	Laurentiu Tudor <laurentiu.tudor@nxp.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH] powerpc: booke: fix boot crash due to null hugepd
Date	2017-05-17 11:40 +0200
Message-ID	<tI3B0-1j2-13@gated-at.bofh.it> (permalink)
References	<tI3hE-1cV-9@gated-at.bofh.it> <tI3hE-1cV-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

Hi Greg,

On 05/17/2017 12:15 PM, Greg KH wrote:
> On Tue, May 16, 2017 at 09:47:52AM -0500, laurentiu.tudor@nxp.com wrote:
>> From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
>>
>> On 32-bit book-e machines, hugepd_ok() does not take
>> into account null hugepd values, causing this crash at boot:
>>
>
> $ ./scripts/get_maintainer.pl --file arch/powerpc/include/asm/nohash/pgtable.h
> Benjamin Herrenschmidt <benh@kernel.crashing.org> (supporter:LINUX FOR POWERPC (32-BIT AND 64-BIT))
> Paul Mackerras <paulus@samba.org> (supporter:LINUX FOR POWERPC (32-BIT AND 64-BIT))
> Michael Ellerman <mpe@ellerman.id.au> (supporter:LINUX FOR POWERPC (32-BIT AND 64-BIT),commit_signer:2/3=67%)
> "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> (commit_signer:2/3=67%,authored:1/3=33%,added_lines:3/8=38%,removed_lines:2/3=67%)
> Scott Wood <oss@buserror.net> (commit_signer:1/3=33%)
> Laurentiu Tudor <laurentiu.tudor@nxp.com> (commit_signer:1/3=33%,authored:1/3=33%,added_lines:1/8=12%,removed_lines:1/3=33%)
> Christophe Leroy <christophe.leroy@c-s.fr> (commit_signer:1/3=33%,authored:1/3=33%,added_lines:4/8=50%)
> linuxppc-dev@lists.ozlabs.org (open list:LINUX FOR POWERPC (32-BIT AND 64-BIT))
> linux-kernel@vger.kernel.org (open list)
>
> I'm not listed there at all, any specific reason you sent this to me?
> Nothing I can do with it...
>

Just some finger trouble on my side. Please disregard and sorry for the 
noise.

---
Best Regards, Laurentiu

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

Re: [PATCH] powerpc: booke: fix boot crash due to null hugepd Greg KH <gregkh@linuxfoundation.org> - 2017-05-17 11:20 +0200
  Re: [PATCH] powerpc: booke: fix boot crash due to null hugepd Laurentiu Tudor <laurentiu.tudor@nxp.com> - 2017-05-17 11:40 +0200

csiph-web