riscv: lib: Introduce has_fast_unaligned_access()

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Create has_fast_unaligned_access to avoid needing to explicitly check
the fast_misaligned_access_speed_key static key.

Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>
Reviewed-by: Evan Green <evan@rivosinc.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20240308-disable_misaligned_probe_config-v9-1-a388770ba0ce@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

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Charlie Jenkins 2024-03-08 10:25:55 -08:00 • committed by Palmer Dabbelt

parent 6613476e22

commit 5a83e7313e

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3 changed files with 13 additions and 11 deletions

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11

arch/riscv/include/asm/cpufeature.h

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6

arch/riscv/kernel/cpufeature.c

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7

arch/riscv/lib/csum.c

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