Commit 386a7467 authored by Yunfeng Ye's avatar Yunfeng Ye Committed by Catalin Marinas
Browse files

arm64: mm: Use asid feature macro for cheanup 



The commit 95b54c3e ("KVM: arm64: Add feature register flag
definitions") introduce the ID_AA64MMFR0_ASID_8 and ID_AA64MMFR0_ASID_16
macros.

We can use these macros for cheanup in get_cpu_asid_bits().

No functional change.

Signed-off-by: default avatarYunfeng Ye <yeyunfeng@huawei.com>
Reviewed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Link: https://lore.kernel.org/r/f71c75d3-735e-b32a-8414-b3e513c77240@huawei.com


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent a3a5b763

arch/arm64/mm/context.c

+2 −2
Original line number Diff line number Diff line
@@ -50,10 +50,10 @@ static u32 get_cpu_asid_bits(void) 
		pr_warn("CPU%d: Unknown ASID size (%d); assuming 8-bit\n",

					smp_processor_id(),  fld);

		fallthrough;

	case 0:

	case ID_AA64MMFR0_ASID_8:

		asid = 8;

		break;

	case 2:

	case ID_AA64MMFR0_ASID_16:

		asid = 16;

	}