On Fri, Jul 14, 2017 at 3:44 PM, Vitaly Kuznetsov <vkuznets@xxxxxxxxxx> wrote:
Couple of nits in case you are going send new version (I'm fine with
this as well).
> +static inline int fill_gva_list(u64 gva_list[], int offset,
> + unsigned long start, unsigned long end)
> +{
> +}
+ empty line.
> +static void hyperv_flush_tlb_others(const struct cpumask *cpus,
> + const struct flush_tlb_info *info)
> +{
> + flush->processor_mask = 0;
> + if (cpumask_equal(cpus, cpu_present_mask)) {
> + flush->flags |= HV_FLUSH_ALL_PROCESSORS;
> + } else {
> + for_each_cpu(cpu, cpus) {
> + vcpu = hv_cpu_number_to_vp_number(cpu);
> + if (vcpu < 64)
> + __set_bit(vcpu, (unsigned long *)
> + &flush->processor_mask);
> + else
> + goto do_native;
Forgot to mention that else can be removed
if (vcpu >= 64)
goto do_native;
__set_bit(vcpu, (unsigned long *)&flush->processor_mask);
> + }
> + }
> +}
> +
> +void hyperv_setup_mmu_ops(void)
> +{
> + if (ms_hyperv.hints & HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED) {
> + pr_info("Hyper-V: Using hypercall for remote TLB flush\n");
You may define pr_fmt() at the beginning of this file.
Like
#define pr_fmt(fmt) "Hyper-V: " ## fmt
> + pv_mmu_ops.flush_tlb_others = hyperv_flush_tlb_others;
> + setup_clear_cpu_cap(X86_FEATURE_PCID);
> + }
> +}
--
With Best Regards,
Andy Shevchenko
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