Commit 89a51591 authored by Eric Biggers's avatar Eric Biggers
Browse files

lib/crc: Move files into lib/crc/ 



Move all CRC files in lib/ into a subdirectory lib/crc/ to keep them
from cluttering up the main lib/ directory.

Reviewed-by: default avatar"Martin K. Petersen" <martin.petersen@oracle.com>
Acked-by: default avatarIngo Molnar <mingo@kernel.org>
Acked-by: default avatar"Jason A. Donenfeld" <Jason@zx2c4.com>
Link: https://lore.kernel.org/r/20250607200454.73587-2-ebiggers@kernel.org


Signed-off-by: default avatarEric Biggers <ebiggers@kernel.org>
parent f2703a10

Documentation/core-api/kernel-api.rst

+7 −7
Original line number Diff line number Diff line
@@ -136,24 +136,24 @@ Arithmetic Overflow Checking 
CRC Functions

-------------



.. kernel-doc:: lib/crc4.c

.. kernel-doc:: lib/crc/crc4.c

   :export:



.. kernel-doc:: lib/crc7.c

.. kernel-doc:: lib/crc/crc7.c

   :export:



.. kernel-doc:: lib/crc8.c

.. kernel-doc:: lib/crc/crc8.c

   :export:



.. kernel-doc:: lib/crc16.c

.. kernel-doc:: lib/crc/crc16.c

   :export:



.. kernel-doc:: lib/crc32.c

.. kernel-doc:: lib/crc/crc32.c



.. kernel-doc:: lib/crc-ccitt.c

.. kernel-doc:: lib/crc/crc-ccitt.c

   :export:



.. kernel-doc:: lib/crc-itu-t.c

.. kernel-doc:: lib/crc/crc-itu-t.c

   :export:



Base 2 log and power Functions

MAINTAINERS

+1 −2
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@@ -6361,8 +6361,7 @@ T: git https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git crc-ne 
F:	Documentation/staging/crc*

F:	arch/*/lib/crc*

F:	include/linux/crc*

F:	lib/crc*

F:	lib/tests/crc_kunit.c

F:	lib/crc/

F:	scripts/gen-crc-consts.py









CREATIVE SB0540
































include/linux/crc64.h



+0
−3






























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/* SPDX-License-Identifier: GPL-2.0 */









/*









 * See lib/crc64.c for the related specification and polynomial arithmetic.









 */









#ifndef _LINUX_CRC64_H









#define _LINUX_CRC64_H










































lib/Kconfig



+1
−87






























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@@ -136,95 +136,9 @@ config TRACE_MMIO_ACCESS







	  Create tracepoints for MMIO read/write operations. These trace events









	  can be used for logging all MMIO read/write operations.



















source "lib/crc/Kconfig"









source "lib/crypto/Kconfig"



















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 CRC16









	tristate









	help









	  The CRC16 library functions.  Select this if your module uses any of









	  the functions from <linux/crc16.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 ARCH_HAS_CRC_T10DIF









	bool



















config CRC_T10DIF_ARCH









	tristate









	default CRC_T10DIF if ARCH_HAS_CRC_T10DIF && CRC_OPTIMIZATIONS



















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 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 ARCH_HAS_CRC32









	bool



















config CRC32_ARCH









	tristate









	default CRC32 if ARCH_HAS_CRC32 && CRC_OPTIMIZATIONS



















config CRC64









	tristate









	help









	  The CRC64 library functions.  Select this if your module uses any of









	  the functions from <linux/crc64.h>.



















config ARCH_HAS_CRC64









	bool



















config CRC64_ARCH









	tristate









	default CRC64 if ARCH_HAS_CRC64 && CRC_OPTIMIZATIONS



















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 CRC_OPTIMIZATIONS









	bool "Enable optimized CRC implementations" if EXPERT









	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 XXHASH









	tristate










































lib/Kconfig.debug



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−21






























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@@ -2901,27 +2901,6 @@ config HW_BREAKPOINT_KUNIT_TEST

















	  If unsure, say N.



















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.



















config SIPHASH_KUNIT_TEST









	tristate "Perform selftest on siphash functions" if !KUNIT_ALL_TESTS









	depends on KUNIT