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KVM: arm64: Simplify visibility handling of AArch32 SPSR_*
Since SPSR_* are not associated with any register in the sysreg array, nor do they have .get_user()/.set_user() helpers, they are invisible to userspace with that encoding. Therefore hidden_user_visibility() serves no purpose here, and can be safely removed. Reviewed-by: Oliver Upton <oliver.upton@linux.dev> Link: https://lore.kernel.org/r/20240904082419.1982402-3-maz@kernel.org Signed-off-by: Marc Zyngier <maz@kernel.org>
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@ -2770,14 +2770,10 @@ static const struct sys_reg_desc sys_reg_descs[] = {
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{ SYS_DESC(SYS_SP_EL1), access_sp_el1},
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/* AArch32 SPSR_* are RES0 if trapped from a NV guest */
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{ SYS_DESC(SYS_SPSR_irq), .access = trap_raz_wi,
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.visibility = hidden_user_visibility },
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{ SYS_DESC(SYS_SPSR_abt), .access = trap_raz_wi,
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.visibility = hidden_user_visibility },
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{ SYS_DESC(SYS_SPSR_und), .access = trap_raz_wi,
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.visibility = hidden_user_visibility },
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{ SYS_DESC(SYS_SPSR_fiq), .access = trap_raz_wi,
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.visibility = hidden_user_visibility },
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{ SYS_DESC(SYS_SPSR_irq), .access = trap_raz_wi },
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{ SYS_DESC(SYS_SPSR_abt), .access = trap_raz_wi },
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{ SYS_DESC(SYS_SPSR_und), .access = trap_raz_wi },
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{ SYS_DESC(SYS_SPSR_fiq), .access = trap_raz_wi },
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{ SYS_DESC(SYS_IFSR32_EL2), trap_undef, reset_unknown, IFSR32_EL2 },
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EL2_REG(AFSR0_EL2, access_rw, reset_val, 0),
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