Re: [PATCH v2 2/6] x86/hyperv: Use hv_hvcall_*() to set up hypercall arguments -- part 1

[Nuno Das Neves <nunodasneves@linux.microsoft.com>]

On 3/12/2025 11:19 PM, mhkelley58@gmail.com wrote:
> From: Michael Kelley <mhklinux@outlook.com>
> 
> Update hypercall call sites to use the new hv_hvcall_*() functions
> to set up hypercall arguments. Since these functions zero the
> fixed portion of input memory, remove now redundant calls to memset()
> and explicit zero'ing of input fields.
> 
> Signed-off-by: Michael Kelley <mhklinux@outlook.com>
> ---
> 
> Notes:
>     Changes in v2:
>     * Fixed get_vtl() and hv_vtl_apicid_to_vp_id() to properly treat the input
>       and output arguments as arrays [Nuno Das Neves]
>     * Enhanced __send_ipi_mask_ex() and hv_map_interrupt() to check the number
>       of computed banks in the hv_vpset against the batch_size. Since an
>       hv_vpset currently represents a maximum of 4096 CPUs, the hv_vpset size
>       does not exceed 512 bytes and there should always be sufficent space. But
>       do the check just in case something changes. [Nuno Das Neves]
> 
>  arch/x86/hyperv/hv_apic.c   | 10 ++++------
>  arch/x86/hyperv/hv_init.c   |  6 ++----
>  arch/x86/hyperv/hv_vtl.c    |  9 +++------
>  arch/x86/hyperv/irqdomain.c | 17 ++++++++++-------
>  4 files changed, 19 insertions(+), 23 deletions(-)
> 

Reviewed-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>