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    Subject[PATCH v4 07/13] riscv: fpu: switch has_fpu() to riscv_has_extension_likely()
    Date
    Switch has_fpu() from static branch to the new helper
    riscv_has_extension_likely().

    Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
    Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
    Reviewed-by: Heiko Stuebner <heiko@sntech.de>
    Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
    ---
    arch/riscv/include/asm/switch_to.h | 3 ++-
    1 file changed, 2 insertions(+), 1 deletion(-)

    diff --git a/arch/riscv/include/asm/switch_to.h b/arch/riscv/include/asm/switch_to.h
    index 11463489fec6..60f8ca01d36e 100644
    --- a/arch/riscv/include/asm/switch_to.h
    +++ b/arch/riscv/include/asm/switch_to.h
    @@ -59,7 +59,8 @@ static inline void __switch_to_aux(struct task_struct *prev,

    static __always_inline bool has_fpu(void)
    {
    - return static_branch_likely(&riscv_isa_ext_keys[RISCV_ISA_EXT_KEY_FPU]);
    + return riscv_has_extension_likely(RISCV_ISA_EXT_f) ||
    + riscv_has_extension_likely(RISCV_ISA_EXT_d);
    }
    #else
    static __always_inline bool has_fpu(void) { return false; }
    --
    2.38.1
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