diff options
| -rw-r--r-- | arch/riscv/mm/tlbflush.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/arch/riscv/mm/tlbflush.c b/arch/riscv/mm/tlbflush.c index 0435605b07d0..da821315d43e 100644 --- a/arch/riscv/mm/tlbflush.c +++ b/arch/riscv/mm/tlbflush.c @@ -103,22 +103,15 @@ static void __flush_tlb_range(struct cpumask *cmask, unsigned long asid, unsigned long start, unsigned long size, unsigned long stride) { - bool broadcast; + unsigned int cpu; if (cpumask_empty(cmask)) return; - if (cmask != cpu_online_mask) { - unsigned int cpuid; + cpu = get_cpu(); - cpuid = get_cpu(); - /* check if the tlbflush needs to be sent to other CPUs */ - broadcast = cpumask_any_but(cmask, cpuid) < nr_cpu_ids; - } else { - broadcast = true; - } - - if (!broadcast) { + /* Check if the TLB flush needs to be sent to other CPUs. */ + if (cpumask_any_but(cmask, cpu) >= nr_cpu_ids) { local_flush_tlb_range_asid(start, size, stride, asid); } else if (riscv_use_sbi_for_rfence()) { sbi_remote_sfence_vma_asid(cmask, start, size, asid); @@ -132,8 +125,7 @@ static void __flush_tlb_range(struct cpumask *cmask, unsigned long asid, on_each_cpu_mask(cmask, __ipi_flush_tlb_range_asid, &ftd, 1); } - if (cmask != cpu_online_mask) - put_cpu(); + put_cpu(); } static inline unsigned long get_mm_asid(struct mm_struct *mm) |