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SubjectRE: [PATCH v5 4/5] x86/hyper-v: rename ipi_arg_{ex,non_ex} structures
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> -----Original Message-----
> From: Paolo Bonzini <pbonzini@redhat.com>
> Sent: Friday, September 14, 2018 10:37 AM
> To: vkuznets <vkuznets@redhat.com>; kvm@vger.kernel.org
> Cc: Radim Krčmář <rkrcmar@redhat.com>; Roman Kagan
> <rkagan@virtuozzo.com>; KY Srinivasan <kys@microsoft.com>; Haiyang
> Zhang <haiyangz@microsoft.com>; Stephen Hemminger
> <sthemmin@microsoft.com>; Michael Kelley (EOSG)
> <Michael.H.Kelley@microsoft.com>; Mohammed Gamal
> <mmorsy@redhat.com>; Cathy Avery <cavery@redhat.com>; Wanpeng Li
> <wanpeng.li@hotmail.com>; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH v5 4/5] x86/hyper-v: rename ipi_arg_{ex,non_ex}
> structures
>
> On 27/08/2018 18:48, Vitaly Kuznetsov wrote:
> > These structures are going to be used from KVM code so let's make
> > their names reflect their Hyper-V origin.
> >
> > Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
> > Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
>
> KY, can you ack this patch?

Acked-by: K. Y. Srinivasan <kys@microsoft.com>

>
> Thanks,
>
> Paolo
>
> > ---
> > arch/x86/hyperv/hv_apic.c | 8 ++++----
> > arch/x86/include/asm/hyperv-tlfs.h | 16 +++++++++-------
> > 2 files changed, 13 insertions(+), 11 deletions(-)
> >
> > diff --git a/arch/x86/hyperv/hv_apic.c b/arch/x86/hyperv/hv_apic.c
> > index 5b0f613428c2..2c43e3055948 100644
> > --- a/arch/x86/hyperv/hv_apic.c
> > +++ b/arch/x86/hyperv/hv_apic.c
> > @@ -95,8 +95,8 @@ static void hv_apic_eoi_write(u32 reg, u32 val)
> > */
> > static bool __send_ipi_mask_ex(const struct cpumask *mask, int vector)
> > {
> > - struct ipi_arg_ex **arg;
> > - struct ipi_arg_ex *ipi_arg;
> > + struct hv_send_ipi_ex **arg;
> > + struct hv_send_ipi_ex *ipi_arg;
> > unsigned long flags;
> > int nr_bank = 0;
> > int ret = 1;
> > @@ -105,7 +105,7 @@ static bool __send_ipi_mask_ex(const struct
> cpumask *mask, int vector)
> > return false;
> >
> > local_irq_save(flags);
> > - arg = (struct ipi_arg_ex **)this_cpu_ptr(hyperv_pcpu_input_arg);
> > + arg = (struct hv_send_ipi_ex
> **)this_cpu_ptr(hyperv_pcpu_input_arg);
> >
> > ipi_arg = *arg;
> > if (unlikely(!ipi_arg))
> > @@ -135,7 +135,7 @@ static bool __send_ipi_mask_ex(const struct
> cpumask *mask, int vector)
> > static bool __send_ipi_mask(const struct cpumask *mask, int vector)
> > {
> > int cur_cpu, vcpu;
> > - struct ipi_arg_non_ex ipi_arg;
> > + struct hv_send_ipi ipi_arg;
> > int ret = 1;
> >
> > trace_hyperv_send_ipi_mask(mask, vector);
> > diff --git a/arch/x86/include/asm/hyperv-tlfs.h
> b/arch/x86/include/asm/hyperv-tlfs.h
> > index e977b6b3a538..00e01d215f74 100644
> > --- a/arch/x86/include/asm/hyperv-tlfs.h
> > +++ b/arch/x86/include/asm/hyperv-tlfs.h
> > @@ -726,19 +726,21 @@ struct hv_enlightened_vmcs {
> > #define HV_STIMER_AUTOENABLE (1ULL << 3)
> > #define HV_STIMER_SINT(config) (__u8)(((config) >> 16) &
> 0x0F)
> >
> > -struct ipi_arg_non_ex {
> > - u32 vector;
> > - u32 reserved;
> > - u64 cpu_mask;
> > -};
> > -
> > struct hv_vpset {
> > u64 format;
> > u64 valid_bank_mask;
> > u64 bank_contents[];
> > };
> >
> > -struct ipi_arg_ex {
> > +/* HvCallSendSyntheticClusterIpi hypercall */
> > +struct hv_send_ipi {
> > + u32 vector;
> > + u32 reserved;
> > + u64 cpu_mask;
> > +};
> > +
> > +/* HvCallSendSyntheticClusterIpiEx hypercall */
> > +struct hv_send_ipi_ex {
> > u32 vector;
> > u32 reserved;
> > struct hv_vpset vp_set;
> >

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