From: Ingo Molnar <mingo@kernel.org>
To: Dave Hansen <dave.hansen@intel.com>
Cc: Mike Rapoport <rppt@kernel.org>,
linux-kernel@vger.kernel.org, linux-tip-commits@vger.kernel.org,
Arnd Bergmann <arnd@kernel.org>,
Andy Shevchenko <andy@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Davide Ciminaghi <ciminaghi@gnudd.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Matthew Wilcox <willy@infradead.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Sean Christopherson <seanjc@google.com>,
kvm@vger.kernel.org, x86@kernel.org
Subject: Re: [tip: x86/urgent] x86/e820: Discard high memory that can't be addressed by 32-bit systems
Date: Wed, 16 Apr 2025 09:17:02 +0200 [thread overview]
Message-ID: <Z_9ZblhCgEeTgGQ8@gmail.com> (raw)
In-Reply-To: <c811f662-79fd-4db1-b4e1-74a869d9a4f1@intel.com>
* Dave Hansen <dave.hansen@intel.com> wrote:
> On 4/15/25 00:18, Mike Rapoport wrote:
> >> How about we reuse 'MAX_NONPAE_PFN' like this:
> >>
> >> if (IS_ENABLED(CONFIG_X86_32))
> >> memblock_remove(PFN_PHYS(MAX_NONPAE_PFN), -1);
> >>
> >> Would that make the connection more obvious?
> > Yes, that's better. Here's the updated patch:
>
> Looks, great. Thanks for the update and the quick turnaround on the
> first one after the bug report!
>
> Tested-by: Dave Hansen <dave.hansen@intel.com>
> Acked-by: Dave Hansen <dave.hansen@intel.com>
I've amended the fix in tip:x86/urgent accordingly and added your tags,
thanks!
Ingo
next prev parent reply other threads:[~2025-04-16 7:17 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-04 10:30 [PATCH 00/11] x86: 32-bit cleanups Arnd Bergmann
2024-12-04 10:30 ` [PATCH 01/11] x86/Kconfig: Geode CPU has cmpxchg8b Arnd Bergmann
2024-12-04 10:30 ` [PATCH 02/11] x86: drop 32-bit "bigsmp" machine support Arnd Bergmann
2024-12-04 10:30 ` [PATCH 03/11] x86: Kconfig.cpu: split out 64-bit atom Arnd Bergmann
2024-12-04 13:16 ` Thomas Gleixner
2024-12-04 15:55 ` H. Peter Anvin
2024-12-04 18:21 ` Andy Shevchenko
2024-12-04 10:30 ` [PATCH 04/11] x86: split CPU selection into 32-bit and 64-bit Arnd Bergmann
2024-12-04 18:31 ` Andy Shevchenko
2024-12-04 21:18 ` Arnd Bergmann
2024-12-04 10:30 ` [PATCH 05/11] x86: remove HIGHMEM64G support Arnd Bergmann
2024-12-04 13:29 ` Brian Gerst
2024-12-04 13:43 ` Arnd Bergmann
2024-12-04 14:02 ` Brian Gerst
2024-12-04 15:00 ` Brian Gerst
2024-12-04 15:58 ` H. Peter Anvin
2024-12-04 15:53 ` H. Peter Anvin
2024-12-04 16:37 ` H. Peter Anvin
2024-12-04 16:55 ` Arnd Bergmann
2024-12-04 18:37 ` Andy Shevchenko
2024-12-04 21:14 ` Arnd Bergmann
2025-04-11 23:44 ` Dave Hansen
2025-04-12 8:39 ` Ingo Molnar
2025-04-12 10:05 ` Mike Rapoport
2025-04-12 10:44 ` Arnd Bergmann
2025-04-12 19:48 ` Ingo Molnar
2025-04-13 8:08 ` [PATCH] x86/e820: discard high memory that can't be addressed by 32-bit systems Mike Rapoport
2025-04-13 9:23 ` [tip: x86/urgent] x86/e820: Discard " tip-bot2 for Mike Rapoport (Microsoft)
2025-04-14 14:19 ` Dave Hansen
2025-04-15 7:18 ` Mike Rapoport
2025-04-15 13:43 ` Dave Hansen
2025-04-16 7:17 ` Ingo Molnar [this message]
2025-04-16 7:51 ` Ingo Molnar
2025-04-16 7:24 ` tip-bot2 for Mike Rapoport (Microsoft)
2025-04-16 8:16 ` tip-bot2 for Mike Rapoport (Microsoft)
2025-04-17 16:22 ` [PATCH] x86/e820: discard " Nathan Chancellor
2025-04-18 6:33 ` Ingo Molnar
2025-04-18 9:01 ` Mike Rapoport
2025-04-18 12:59 ` Ingo Molnar
2025-04-18 19:25 ` Mike Rapoport
2025-04-18 19:29 ` Dave Hansen
2025-04-18 19:49 ` Guenter Roeck
2025-04-12 10:40 ` [PATCH 05/11] x86: remove HIGHMEM64G support Arnd Bergmann
2024-12-04 10:30 ` [PATCH 06/11] x86: drop SWIOTLB and PHYS_ADDR_T_64BIT for PAE Arnd Bergmann
2024-12-04 18:41 ` Andy Shevchenko
2024-12-04 20:52 ` Arnd Bergmann
2024-12-05 7:59 ` Andy Shevchenko
2024-12-04 10:30 ` [PATCH 07/11] x86: drop support for CONFIG_HIGHPTE Arnd Bergmann
2024-12-04 10:30 ` [PATCH 08/11] x86: document X86_INTEL_MID as 64-bit-only Arnd Bergmann
2024-12-04 18:55 ` Andy Shevchenko
2024-12-04 20:38 ` Arnd Bergmann
2024-12-05 8:03 ` Andy Shevchenko
2024-12-06 11:23 ` Ferry Toth
2024-12-06 14:27 ` Arnd Bergmann
2024-12-04 10:30 ` [PATCH 09/11] x86: rework CONFIG_GENERIC_CPU compiler flags Arnd Bergmann
2024-12-04 15:36 ` Tor Vic
2024-12-04 17:51 ` Arnd Bergmann
2024-12-04 17:09 ` Nathan Chancellor
2024-12-04 17:52 ` Arnd Bergmann
2024-12-04 18:10 ` Linus Torvalds
2024-12-04 19:43 ` Arnd Bergmann
2024-12-04 23:33 ` Linus Torvalds
2024-12-05 8:13 ` Andy Shevchenko
2024-12-05 10:09 ` Arnd Bergmann
2024-12-05 11:17 ` Andy Shevchenko
2024-12-05 11:58 ` Arnd Bergmann
2024-12-05 12:35 ` Jason A. Donenfeld
2024-12-05 9:46 ` Arnd Bergmann
2024-12-05 10:01 ` Andy Shevchenko
2024-12-05 10:47 ` Arnd Bergmann
2024-12-05 8:07 ` Andy Shevchenko
2024-12-06 13:56 ` David Laight
2024-12-04 10:30 ` [PATCH 10/11] x86: remove old STA2x11 support Arnd Bergmann
2024-12-05 7:35 ` Davide Ciminaghi
2024-12-04 10:30 ` [PATCH 11/11] x86: drop 32-bit KVM host support Arnd Bergmann
2024-12-04 15:30 ` Sean Christopherson
2024-12-04 16:33 ` Arnd Bergmann
[not found] <20250413080858.743221-1-rppt@kernel.org # discussion and submission>
2025-04-19 15:00 ` [tip: x86/urgent] x86/e820: Discard high memory that can't be addressed by 32-bit systems tip-bot2 for Mike Rapoport (Microsoft)
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