From: Mike Rapoport <rppt@kernel.org>
To: Ard Biesheuvel <ardb+git@google.com>
Cc: linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org,
x86@kernel.org, Ard Biesheuvel <ardb@kernel.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Dave Young <ruirui.yang@linux.dev>,
Gregory Price <gourry@gourry.net>
Subject: Re: [PATCH v3 09/17] x86/efi: Intersect ranges_to_free with MEMBLOCK_RSRV_KERN regions
Date: Tue, 28 Apr 2026 10:40:48 +0200 [thread overview]
Message-ID: <afBykC-IZngftJoH@kernel.org> (raw)
In-Reply-To: <20260423152024.1098465-28-ardb+git@google.com>
On Thu, Apr 23, 2026 at 05:20:34PM +0200, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ardb@kernel.org>
>
> efi_mem_reserve() will mark reservations in memblock with the
> MEMBLOCK_RSRV_KERN attribute, so take this into account when building
> the ranges_to_free array. This removes the need to split EFI memory map
> entries and tag them with the EFI_MEMORY_RUNTIME attribute.
>
> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
> ---
> arch/x86/platform/efi/quirks.c | 44 +++++++++++++++-----
> 1 file changed, 33 insertions(+), 11 deletions(-)
--
Sincerely yours,
Mike.
next prev parent reply other threads:[~2026-04-28 8:40 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-23 15:20 [PATCH v3 00/17] efi/x86: Avoid the need to mangle the EFI memory map Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 01/17] x86/efi: Omit redundant kernel image overlap check Ard Biesheuvel
2026-04-28 8:21 ` Mike Rapoport
2026-04-28 10:40 ` Gregory Price
2026-04-23 15:20 ` [PATCH v3 02/17] x86/efi: Drop redundant EFI_PARAVIRT check Ard Biesheuvel
2026-04-28 8:21 ` Mike Rapoport
2026-04-28 10:42 ` Gregory Price
2026-04-23 15:20 ` [PATCH v3 03/17] x86/efi: Only merge EFI memory map entries on 32-bit systems Ard Biesheuvel
2026-04-28 10:47 ` Gregory Price
2026-04-23 15:20 ` [PATCH v3 04/17] x86/efi: Defer sub-1M check from unmap to free stage Ard Biesheuvel
2026-04-28 8:25 ` Mike Rapoport
2026-04-23 15:20 ` [PATCH v3 05/17] x86/efi: Simplify real mode trampoline allocation quirk Ard Biesheuvel
2026-04-28 8:32 ` Mike Rapoport
2026-04-23 15:20 ` [PATCH v3 06/17] x86/efi: Unmap kernel-reserved boot regions from EFI page tables Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 07/17] x86/efi: Drop EFI_MEMORY_RUNTIME check from __ioremap_check_other() Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 08/17] x86/efi: Allow ranges_to_free array to grow beyond initial size Ard Biesheuvel
2026-04-28 8:38 ` Mike Rapoport
2026-04-23 15:20 ` [PATCH v3 09/17] x86/efi: Intersect ranges_to_free with MEMBLOCK_RSRV_KERN regions Ard Biesheuvel
2026-04-28 8:40 ` Mike Rapoport [this message]
2026-04-23 15:20 ` [PATCH v3 10/17] x86/efi: Do not rely on EFI_MEMORY_RUNTIME bit and avoid entry splitting Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 11/17] efi: Use nr_map not map_end to find the last valid memory map entry Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 12/17] x86/efi: Clean the memory map using iterator and filter API Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 13/17] x86/efi: Update the runtime map in place Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 14/17] x86/efi: Reuse memory map instead of reallocating it Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 15/17] x86/efi: Merge two traversals of the memory map when freeing boot regions Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 16/17] x86/efi: Avoid EFI_MEMORY_RUNTIME for early EFI boot memory reservations Ard Biesheuvel
2026-04-23 15:20 ` [PATCH v3 17/17] x86/efi: Drop kexec quirk for the EFI memory attributes table Ard Biesheuvel
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