mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-08-05 16:54:27 +00:00
61d01fb7af
These symbols are no longer used, so remove them. Reviewed-by: "Martin K. Petersen" <martin.petersen@oracle.com> Acked-by: Ingo Molnar <mingo@kernel.org> Acked-by: "Jason A. Donenfeld" <Jason@zx2c4.com> Link: https://lore.kernel.org/r/20250607200454.73587-13-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@kernel.org>
119 lines
3 KiB
Text
119 lines
3 KiB
Text
# SPDX-License-Identifier: GPL-2.0-only
|
|
|
|
# Kconfig for the kernel's cyclic redundancy check (CRC) library code
|
|
|
|
config CRC4
|
|
tristate
|
|
help
|
|
The CRC4 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc4.h>.
|
|
|
|
config CRC7
|
|
tristate
|
|
help
|
|
The CRC7 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc7.h>.
|
|
|
|
config CRC8
|
|
tristate
|
|
help
|
|
The CRC8 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc8.h>.
|
|
|
|
config CRC16
|
|
tristate
|
|
help
|
|
The CRC16 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc16.h>.
|
|
|
|
config CRC_CCITT
|
|
tristate
|
|
help
|
|
The CRC-CCITT library functions. Select this if your module uses any
|
|
of the functions from <linux/crc-ccitt.h>.
|
|
|
|
config CRC_ITU_T
|
|
tristate
|
|
help
|
|
The CRC-ITU-T library functions. Select this if your module uses
|
|
any of the functions from <linux/crc-itu-t.h>.
|
|
|
|
config CRC_T10DIF
|
|
tristate
|
|
help
|
|
The CRC-T10DIF library functions. Select this if your module uses
|
|
any of the functions from <linux/crc-t10dif.h>.
|
|
|
|
config CRC_T10DIF_ARCH
|
|
bool
|
|
depends on CRC_T10DIF && CRC_OPTIMIZATIONS
|
|
default y if ARM && KERNEL_MODE_NEON
|
|
default y if ARM64 && KERNEL_MODE_NEON
|
|
default y if PPC64 && ALTIVEC
|
|
default y if RISCV && RISCV_ISA_ZBC
|
|
default y if X86
|
|
|
|
config CRC32
|
|
tristate
|
|
select BITREVERSE
|
|
help
|
|
The CRC32 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc32.h> or <linux/crc32c.h>.
|
|
|
|
config CRC32_ARCH
|
|
bool
|
|
depends on CRC32 && CRC_OPTIMIZATIONS
|
|
default y if ARM && KERNEL_MODE_NEON
|
|
default y if ARM64
|
|
default y if LOONGARCH
|
|
default y if MIPS && CPU_MIPSR6
|
|
default y if PPC64 && ALTIVEC
|
|
default y if RISCV && RISCV_ISA_ZBC
|
|
default y if S390
|
|
default y if SPARC64
|
|
default y if X86
|
|
|
|
config CRC64
|
|
tristate
|
|
help
|
|
The CRC64 library functions. Select this if your module uses any of
|
|
the functions from <linux/crc64.h>.
|
|
|
|
config CRC64_ARCH
|
|
bool
|
|
depends on CRC64 && CRC_OPTIMIZATIONS
|
|
default y if RISCV && RISCV_ISA_ZBC && 64BIT
|
|
default y if X86_64
|
|
|
|
config CRC_OPTIMIZATIONS
|
|
bool "Enable optimized CRC implementations" if EXPERT
|
|
depends on !UML
|
|
default y
|
|
help
|
|
Disabling this option reduces code size slightly by disabling the
|
|
architecture-optimized implementations of any CRC variants that are
|
|
enabled. CRC checksumming performance may get much slower.
|
|
|
|
Keep this enabled unless you're really trying to minimize the size of
|
|
the kernel.
|
|
|
|
config CRC_KUNIT_TEST
|
|
tristate "KUnit tests for CRC functions" if !KUNIT_ALL_TESTS
|
|
depends on KUNIT
|
|
default KUNIT_ALL_TESTS
|
|
select CRC7
|
|
select CRC16
|
|
select CRC_T10DIF
|
|
select CRC32
|
|
select CRC64
|
|
help
|
|
Unit tests for the CRC library functions.
|
|
|
|
This is intended to help people writing architecture-specific
|
|
optimized versions. If unsure, say N.
|
|
|
|
config CRC_BENCHMARK
|
|
bool "Benchmark for the CRC functions"
|
|
depends on CRC_KUNIT_TEST
|
|
help
|
|
Include benchmarks in the KUnit test suite for the CRC functions.
|