From: Ingo Molnar <mingo@kernel.org>
To: Qi Zheng <zhengqi.arch@bytedance.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Mike Rapoport <rppt@kernel.org>,
David Hildenbrand <david@redhat.com>,
Michal Hocko <mhocko@suse.com>,
x86@kernel.org, Andy Lutomirski <luto@kernel.org>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v2] x86/mm: Drop 4MB restriction on minimal NUMA node memory size
Date: Fri, 20 Oct 2023 10:59:33 +0200 [thread overview]
Message-ID: <ZTJBdY7CLhHLeVmh@gmail.com> (raw)
In-Reply-To: <ZTI+aiL/eKGbem6G@gmail.com>
* Ingo Molnar <mingo@kernel.org> wrote:
> > > Mind resubmitting that to the MM folks, with the NULL dereference
> > > crash mentioned prominently? Feel free to Cc: me.
> >
> > OK, I will resend it if no one else objects. :)
>
> Thanks, much appreciated - and I see Andrew already applied your two
> fixes to -mm.
>
> With that background I was able to apply the x86 fix as well - which can
> be backported without the MM changes. The current commit in tip:x86/mm
> is:
>
> a1e2b8b36820 ("x86/mm: Drop the 4 MB restriction on minimal NUMA node memory size")
>
> Which should hit v6.7 in about ~1.5 weeks, unless there's unexpected
> problems.
Note that I haven't added a Cc: stable tag, a 17 years old bug is not
really a regression - but I have no objections against this fix getting
into -stable once it gains a bit more testing and hits upstream.
Thanks,
Ingo
next prev parent reply other threads:[~2023-10-20 8:59 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 6:22 [PATCH] x86/mm: drop 4MB restriction on minimal NUMA node size Mike Rapoport
2023-10-17 7:28 ` David Hildenbrand
2023-10-17 7:35 ` David Hildenbrand
2023-10-17 7:52 ` Mike Rapoport
2023-10-18 10:42 ` [PATCH v2] x86/mm: Drop 4MB restriction on minimal NUMA node memory size Ingo Molnar
2023-10-18 12:26 ` Qi Zheng
2023-10-18 12:44 ` Ingo Molnar
2023-10-18 13:20 ` Qi Zheng
2023-10-20 8:46 ` Ingo Molnar
2023-10-20 8:59 ` Ingo Molnar [this message]
2023-10-19 9:35 ` Mike Rapoport
2023-10-18 11:55 ` [PATCH] x86/mm: drop 4MB restriction on minimal NUMA node size Mario Casquero
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