23 lines
737 B
Plaintext
23 lines
737 B
Plaintext
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# SPDX-License-Identifier: GPL-2.0
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config USING_FPU_IN_KERNEL_NONATOMIC
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bool "Support using fpu instructions in kernel non-atomic context"
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depends on X86_64 && CPU_SUP_HYGON
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help
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When this feature is enabled, we can use fpu instructions in kernel
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non-atomic context.
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config USING_SSE2_FOR_LARGE_MEMORY_COPY
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bool "Using sse2 nt copy for large memory copy"
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depends on USING_FPU_IN_KERNEL_NONATOMIC
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help
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When this feature is enabled, we will using copy_user_sse2_nt_string
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for lagre memory copy.
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config USING_AVX2_FOR_LARGE_MEMORY_COPY
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bool "Using avx2 nt copy for large memory copy"
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depends on USING_FPU_IN_KERNEL_NONATOMIC
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help
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When this feature is enabled, we will using copy_user_avx2_nt_string
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for lagre memory copy.
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