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[PW_SID:1087874] riscv: cpufeature: Drop this_hwcap clear in T-Head vector workaround #1846

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[PW_SID:1087874] riscv: cpufeature: Drop this_hwcap clear in T-Head vector workaround #1846

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4 changes: 1 addition & 3 deletions arch/riscv/kernel/cpufeature.c
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Original file line number Diff line number Diff line change
Expand Up @@ -896,10 +896,8 @@ static void __init riscv_fill_hwcap_from_isa_string(unsigned long *isa2hwcap)
* CPU cores with the ratified spec will contain non-zero
* marchid.
*/
if (acpi_disabled && boot_vendorid == THEAD_VENDOR_ID && boot_archid == 0x0) {
this_hwcap &= ~isa2hwcap[RISCV_ISA_EXT_v];
if (acpi_disabled && boot_vendorid == THEAD_VENDOR_ID && boot_archid == 0x0)
clear_bit(RISCV_ISA_EXT_v, source_isa);
}

riscv_resolve_isa(source_isa, isainfo->isa, &this_hwcap, isa2hwcap);

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