From: Mike Rapoport <rppt@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>,
linux-arm-kernel@lists.infradead.org,
"Justin M . Forbes" <jforbes@fedoraproject.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] arm64: Make the ARCH_FORCE_MAX_ORDER config input prompt unconditional
Date: Wed, 3 May 2023 17:58:24 +0300 [thread overview]
Message-ID: <ZFJ2kHHg7lH8j7ty@kernel.org> (raw)
In-Reply-To: <20230503123342.90538-1-catalin.marinas@arm.com>
On Wed, May 03, 2023 at 01:33:42PM +0100, Catalin Marinas wrote:
> Commit 34affcd7577a ("arm64: drop ranges in definition of
> ARCH_FORCE_MAX_ORDER") dropped the ranges from the config entry and
> introduced an EXPERT condition on the input prompt instead. This change
> may affect some distro kernels that change ARCH_FORCE_MAX_ORDER but do
> not want to enable EXPERT.
>
> Drop EXPERT from the input prompt together with the (ARM64_4K_PAGES ||
> ARM64_16K_PAGES) condition as the latter no longer makes sense after the
> ranges were removed. The latter makes all the page size configurations
> consistent w.r.t. ARCH_FORCE_MAX_ORDER.
>
> Fixes: 34affcd7577a ("arm64: drop ranges in definition of ARCH_FORCE_MAX_ORDER")
> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
> Reported-by: Justin M. Forbes <jforbes@fedoraproject.org>
> Cc: Will Deacon <will@kernel.org>
> Cc: Mike Rapoport <rppt@kernel.org>
> Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
> ---
> arch/arm64/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index b1201d25a8a4..1867aba83ba3 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -1516,7 +1516,7 @@ config XEN
> # 16K | 27 | 14 | 13 | 11 |
> # 64K | 29 | 16 | 13 | 13 |
> config ARCH_FORCE_MAX_ORDER
> - int "Order of maximal physically contiguous allocations" if EXPERT && (ARM64_4K_PAGES || ARM64_16K_PAGES)
> + int "Order of maximal physically contiguous allocations"
> default "13" if ARM64_64K_PAGES
> default "11" if ARM64_16K_PAGES
> default "10"
--
Sincerely yours,
Mike.
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next prev parent reply other threads:[~2023-05-03 14:59 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-03 12:33 [PATCH] arm64: Make the ARCH_FORCE_MAX_ORDER config input prompt unconditional Catalin Marinas
2023-05-03 14:58 ` Mike Rapoport [this message]
2023-05-03 15:35 ` Justin Forbes
2023-05-03 15:41 ` Ard Biesheuvel
2023-05-05 22:00 ` Mike Rapoport
2023-05-05 22:08 ` Ard Biesheuvel
2023-05-05 22:47 ` Mike Rapoport
2023-05-05 22:51 ` Ard Biesheuvel
2023-05-05 23:23 ` Mike Rapoport
2023-05-16 15:14 ` Will Deacon
2023-05-18 15:56 ` Marc Zyngier
2023-05-18 16:04 ` Catalin Marinas
2023-05-19 10:35 ` Will Deacon
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