From: Dave Hansen <dave.hansen@intel.com>
To: Arnd Bergmann <arnd@arndb.de>, Arnd Bergmann <arnd@kernel.org>,
linux-mm@kvack.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Andreas Larsson <andreas@gaisler.com>,
Christophe Leroy <chleroy@kernel.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Linus Walleij <linus.walleij@linaro.org>,
Matthew Wilcox <willy@infradead.org>,
Richard Weinberger <richard@nod.at>,
Russell King <linux@armlinux.org.uk>,
linux-arm-kernel@lists.infradead.org,
linux-fsdevel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
x86@kernel.org, Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Michal Simek <monstr@monstr.eu>,
"David Hildenbrand (Red Hat)" <david@kernel.org>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Vlastimil Babka <vbabka@suse.cz>, Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Nishanth Menon <nm@ti.com>,
Lucas Stach <l.stach@pengutronix.de>
Subject: Re: [PATCH 1/4] arch/*: increase lowmem size to avoid highmem use
Date: Tue, 6 Jan 2026 09:01:48 -0800 [thread overview]
Message-ID: <edaac01e-82f9-4b33-b417-cc32988aaf4a@intel.com> (raw)
In-Reply-To: <25642e76-43d6-4b17-94a9-e7dc53512223@app.fastmail.com>
On 12/20/25 04:17, Arnd Bergmann wrote:
...
> I'm fine with
>
> default VMSPLIT_2G_OPT if !X86_LPAE
> default VMSPLIT_2G
>
> and dropping the VMSPLIT_3G_OPT default for non-highmem x86
> builds if you think that's better.
That's fine with me too.
next prev parent reply other threads:[~2026-01-06 17:01 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-19 16:15 [PATCH 0/4] mm: increase lowmem size in linux-7.0 Arnd Bergmann
2025-12-19 16:15 ` [PATCH 1/4] arch/*: increase lowmem size to avoid highmem use Arnd Bergmann
2025-12-19 18:02 ` Dave Hansen
2025-12-19 20:20 ` Arnd Bergmann
2025-12-19 20:52 ` Dave Hansen
2025-12-20 12:17 ` Arnd Bergmann
2026-01-06 17:01 ` Dave Hansen [this message]
2025-12-21 9:30 ` David Hildenbrand (Red Hat)
2025-12-21 15:26 ` H. Peter Anvin
2025-12-24 11:35 ` Christophe Leroy (CS GROUP)
2025-12-19 16:15 ` [PATCH 2/4] ARM: add CONFIG_VMSPLIT_2G_OPT option Arnd Bergmann
2025-12-19 16:15 ` [PATCH 3/4] ARM: remove support for highmem on VIVT Arnd Bergmann
2025-12-19 17:14 ` Jason Gunthorpe
2025-12-19 20:34 ` Arnd Bergmann
2025-12-24 2:26 ` Jason Gunthorpe
2025-12-24 10:39 ` Arnd Bergmann
2026-01-02 12:12 ` Russell King (Oracle)
2025-12-19 16:15 ` [PATCH 4/4] mm: remove ARCH_NEEDS_KMAP_HIGH_GET Arnd Bergmann
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