[PATCH 07/14] nios2: reword ARCH_FORCE_MAX_ORDER prompt and help text
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- To: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
- Subject: [PATCH 07/14] nios2: reword ARCH_FORCE_MAX_ORDER prompt and help text
- From: Mike Rapoport <rppt@xxxxxxxxxx>
- Date: Thu, 23 Mar 2023 11:21:49 +0200
- Cc: Arnd Bergmann <arnd@xxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Christophe Leroy <christophe.leroy@xxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Dinh Nguyen <dinguyen@xxxxxxxxxx>, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>, Guo Ren <guoren@xxxxxxxxxx>, John Paul Adrian Glaubitz <glaubitz@xxxxxxxxxxxxxxxxxxx>, "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>, Max Filippov <jcmvbkbc@xxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Rich Felker <dalias@xxxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Yoshinori Sato <ysato@xxxxxxxxxxxxx>, Zi Yan <ziy@xxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-csky@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx
- In-reply-to: <20230323092156.2545741-1-rppt@kernel.org>
- References: <20230323092156.2545741-1-rppt@kernel.org>
From: "Mike Rapoport (IBM)" <rppt@xxxxxxxxxx>
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@xxxxxxxxxx>
---
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
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