From: Mike Rapoport <rppt@kernel•org>
To: Andrew Morton <akpm@linux-foundation•org>
Cc: Rich Felker <dalias@libc•org>,
linux-ia64@vger•kernel.org, linux-sh@vger•kernel.org,
Catalin Marinas <catalin.marinas@arm•com>,
Max Filippov <jcmvbkbc@gmail•com>, Guo Ren <guoren@kernel•org>,
linux-csky@vger•kernel.org, sparclinux@vger•kernel.org,
Will Deacon <will@kernel•org>,
Yoshinori Sato <ysato@users•sourceforge.jp>,
Russell King <linux@armlinux•org.uk>,
Geert Uytterhoeven <geert@linux-m68k•org>,
Zi Yan <ziy@nvidia•com>,
linux-xtensa@linux-xtensa•org, Arnd Bergmann <arnd@arndb•de>,
linux-m68k@lists•linux-m68k.org,
John Paul Adrian Glaubitz <glaubitz@physik•fu-berlin.de>,
linux-arm-kernel@lists•infradead.org, linux-mm@kvack•org,
linux-kernel@vger•kernel.org, Dinh Nguyen <dinguyen@kernel•org>,
"Kirill A. Shutemov" <kirill.shutemov@linux•intel.com>,
linuxppc-dev@lists•ozlabs.org,
"David S. Miller" <davem@davemloft•net>,
Mike Rapoport <rppt@kernel•org>
Subject: [PATCH v2 07/14] nios2: reword ARCH_FORCE_MAX_ORDER prompt and help text
Date: Fri, 24 Mar 2023 08:22:26 +0300 [thread overview]
Message-ID: <20230324052233.2654090-8-rppt@kernel.org> (raw)
In-Reply-To: <20230324052233.2654090-1-rppt@kernel.org>
From: "Mike Rapoport (IBM)" <rppt@kernel•org>
The prompt and help text of ARCH_FORCE_MAX_ORDER are not even close to
describe this configuration option.
Update both to actually describe what this option does.
Signed-off-by: Mike Rapoport (IBM) <rppt@kernel•org>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux•intel.com>
---
arch/nios2/Kconfig | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
index 89708b95978c..fcaa6bbda3fc 100644
--- a/arch/nios2/Kconfig
+++ b/arch/nios2/Kconfig
@@ -45,16 +45,18 @@ menu "Kernel features"
source "kernel/Kconfig.hz"
config ARCH_FORCE_MAX_ORDER
- int "Maximum zone order"
+ int "Order of maximal physically contiguous allocations"
range 8 19
default "10"
help
- The kernel memory allocator divides physically contiguous memory
- blocks into "zones", where each zone is a power of two number of
- pages. This option selects the largest power of two that the kernel
- keeps in the memory allocator. If you need to allocate very large
- blocks of physically contiguous memory, then you may need to
- increase this value.
+ The kernel page allocator limits the size of maximal physically
+ contiguous allocations. The limit is called MAX_ORDER and it
+ defines the maximal power of two of number of pages that can be
+ allocated as a single contiguous block. This option allows
+ overriding the default setting when ability to allocate very
+ large blocks of physically contiguous memory is required.
+
+ Don't change if unsure.
endmenu
--
2.35.1
next prev parent reply other threads:[~2023-03-24 5:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-24 5:22 [PATCH v2 00/14] arch,mm: cleanup Kconfig entries for ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 01/14] arm: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 02/14] arm64: drop ranges in definition of ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 03/14] arm64: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 13:48 ` Zi Yan
2023-03-24 5:22 ` [PATCH v2 04/14] csky: drop ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 05/14] ia64: don't allow users to override ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 06/14] m68k: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 5:22 ` Mike Rapoport [this message]
2023-03-24 5:22 ` [PATCH v2 08/14] nios2: drop ranges for definition of ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 09/14] powerpc: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 10/14] powerpc: drop ranges for definition of ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 11/14] sh: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 14:28 ` Zi Yan
2023-03-24 5:22 ` [PATCH v2 12/14] sh: drop ranges for definition of ARCH_FORCE_MAX_ORDER Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 13/14] sparc: reword ARCH_FORCE_MAX_ORDER prompt and help text Mike Rapoport
2023-03-24 5:22 ` [PATCH v2 14/14] xtensa: " Mike Rapoport
2023-03-24 14:30 ` [PATCH v2 00/14] arch,mm: cleanup Kconfig entries for ARCH_FORCE_MAX_ORDER Zi Yan
2023-03-24 16:48 ` Mike Rapoport
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