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Add a test case for the XOR routines loosely based on the CRC kunit test. Link: https://lkml.kernel.org/r/20260327061704.3707577-29-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Eric Biggers <ebiggers@kernel.org> Tested-by: Eric Biggers <ebiggers@kernel.org> Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: Alexander Gordeev <agordeev@linux.ibm.com> Cc: Alexandre Ghiti <alex@ghiti.fr> Cc: Andreas Larsson <andreas@gaisler.com> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com> Cc: Ard Biesheuvel <ardb@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: "Borislav Petkov (AMD)" <bp@alien8.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Mason <clm@fb.com> Cc: Christian Borntraeger <borntraeger@linux.ibm.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: David S. Miller <davem@davemloft.net> Cc: David Sterba <dsterba@suse.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jason A. Donenfeld <jason@zx2c4.com> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Li Nan <linan122@huawei.com> Cc: Madhavan Srinivasan <maddy@linux.ibm.com> Cc: Magnus Lindholm <linmag7@gmail.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Richard Henderson <richard.henderson@linaro.org> Cc: Richard Weinberger <richard@nod.at> Cc: Russell King <linux@armlinux.org.uk> Cc: Song Liu <song@kernel.org> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Ted Ts'o <tytso@mit.edu> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: WANG Xuerui <kernel@xen0n.name> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
31 lines
732 B
Plaintext
31 lines
732 B
Plaintext
# SPDX-License-Identifier: GPL-2.0
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config XOR_BLOCKS
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tristate
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# selected by architectures that provide an optimized XOR implementation
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config XOR_BLOCKS_ARCH
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depends on XOR_BLOCKS
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default y if ALPHA
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default y if ARM
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default y if ARM64
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default y if CPU_HAS_LSX # loongarch
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default y if ALTIVEC # powerpc
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default y if RISCV_ISA_V
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default y if SPARC
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default y if S390
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default y if X86_32
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default y if X86_64
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bool
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config XOR_KUNIT_TEST
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tristate "KUnit tests for xor_gen" if !KUNIT_ALL_TESTS
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depends on KUNIT
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depends on XOR_BLOCKS
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default KUNIT_ALL_TESTS
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help
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Unit tests for the XOR library functions.
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This is intended to help people writing architecture-specific
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optimized versions. If unsure, say N.
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