From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: linuxppc-dev@lists.ozlabs.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
christophe.leroy@csgroup.eu, npiggin@gmail.com,
mpe@ellerman.id.au
Cc: linux-mm@kvack.org, akpm@linux-foundation.org
Subject: Re: [PATCH] powerpc/mm: Fix UBSAN warning reported on hugetlb
Date: Wed, 05 Oct 2022 00:26:19 +1100 [thread overview]
Message-ID: <166488997961.779920.6218703404881522542.b4-ty@ellerman.id.au> (raw)
In-Reply-To: <20220908072440.258301-1-aneesh.kumar@linux.ibm.com>
On Thu, 8 Sep 2022 12:54:40 +0530, Aneesh Kumar K.V wrote:
> Powerpc architecture supports 16GB hugetlb pages with hash translation. For 4K
> page size, this is implemented as a hugepage directory entry at PGD level and
> for 64K it is implemented as a huge page pte at PUD level
>
> With 16GB hugetlb size, offset within a page is greater than 32 bits. Hence
> switch to use unsigned long type when using hugepd_shift.
>
> [...]
Applied to powerpc/next.
[1/1] powerpc/mm: Fix UBSAN warning reported on hugetlb
https://git.kernel.org/powerpc/c/7dd3a7b90bca2c12e2146a47d63cf69a2f5d7e89
cheers
prev parent reply other threads:[~2022-10-04 13:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-08 7:24 [PATCH] powerpc/mm: Fix UBSAN warning reported on hugetlb Aneesh Kumar K.V
2022-09-08 18:55 ` Christophe Leroy
2022-10-04 13:26 ` Michael Ellerman [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=166488997961.779920.6218703404881522542.b4-ty@ellerman.id.au \
--to=patch-notifications@ellerman.id.au \
--cc=akpm@linux-foundation.org \
--cc=aneesh.kumar@linux.ibm.com \
--cc=christophe.leroy@csgroup.eu \
--cc=linux-mm@kvack.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mpe@ellerman.id.au \
--cc=npiggin@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).