From: Mao Minkai <maominkai@wxiat.com> Sunway inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I56OLG -------------------------------- There's no need to manually define MAX_ASN. Use calculated HARDWARE_ASN_MASK instead. Signed-off-by: Mao Minkai <maominkai@wxiat.com> Signed-off-by: Gu Zitao <guzitao@wxiat.com> Acked-by: Xie XiuQi <xiexiuqi@huawei.com> Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> --- arch/sw_64/include/asm/mmu_context.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/sw_64/include/asm/mmu_context.h b/arch/sw_64/include/asm/mmu_context.h index 6b2ab3224ec9..e3d7ae7c873e 100644 --- a/arch/sw_64/include/asm/mmu_context.h +++ b/arch/sw_64/include/asm/mmu_context.h @@ -48,7 +48,6 @@ __reload_thread(struct pcb_struct *pcb) */ #ifdef CONFIG_SUBARCH_C3B -#define MAX_ASN 1023 #define WIDTH_HARDWARE_ASN 10 #endif @@ -89,7 +88,7 @@ __get_new_mm_context(struct mm_struct *mm, long cpu) unsigned long asn = cpu_last_asn(cpu); unsigned long next = asn + 1; - if ((asn & HARDWARE_ASN_MASK) >= MAX_ASN) { + if ((asn & HARDWARE_ASN_MASK) >= HARDWARE_ASN_MASK) { tbiap(); next = (asn & ~HARDWARE_ASN_MASK) + ASN_FIRST_VERSION; } -- 2.20.1