Re: [Xen-devel] [PATCH v5 02/24] hw: acpi: Export ACPI build alignment API

[Igor Mammedov <imammedo@xxxxxxxxxx>]

On Mon,  5 Nov 2018 02:40:25 +0100
Samuel Ortiz <sameo@xxxxxxxxxxxxxxx> wrote:

> This is going to be needed by the Hardware-reduced ACPI routines.
> 
> Reviewed-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
> Tested-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
> Signed-off-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
the patch is probably misplaced withing series,
if there is an external user within this series then this patch should
be squashed there, otherwise it doesn't belong to this series.

> ---
>  include/hw/acpi/aml-build.h | 2 ++
>  hw/acpi/aml-build.c         | 8 ++++++++
>  hw/i386/acpi-build.c        | 8 --------
>  3 files changed, 10 insertions(+), 8 deletions(-)
> 
> diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
> index 6c36903c0a..73fc6659f2 100644
> --- a/include/hw/acpi/aml-build.h
> +++ b/include/hw/acpi/aml-build.h
> @@ -384,6 +384,8 @@ build_header(BIOSLinker *linker, GArray *table_data,
>               const char *oem_id, const char *oem_table_id);
>  void *acpi_data_push(GArray *table_data, unsigned size);
>  unsigned acpi_data_len(GArray *table);
> +/* Align AML blob size to a multiple of 'align' */
> +void acpi_align_size(GArray *blob, unsigned align);
>  void acpi_add_table(GArray *table_offsets, GArray *table_data);
>  void acpi_build_tables_init(AcpiBuildTables *tables);
>  void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
> diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
> index 1e43cd736d..51b608432f 100644
> --- a/hw/acpi/aml-build.c
> +++ b/hw/acpi/aml-build.c
> @@ -1565,6 +1565,14 @@ unsigned acpi_data_len(GArray *table)
>      return table->len;
>  }
>  
> +void acpi_align_size(GArray *blob, unsigned align)
> +{
> +    /* Align size to multiple of given size. This reduces the chance
> +     * we need to change size in the future (breaking cross version 
> migration).
> +     */
> +    g_array_set_size(blob, ROUND_UP(acpi_data_len(blob), align));
> +}
> +
>  void acpi_add_table(GArray *table_offsets, GArray *table_data)
>  {
>      uint32_t offset = table_data->len;
> diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
> index d0362e1382..81d98fa34f 100644
> --- a/hw/i386/acpi-build.c
> +++ b/hw/i386/acpi-build.c
> @@ -282,14 +282,6 @@ static void acpi_get_pci_holes(Range *hole, Range 
> *hole64)
>                                                 NULL));
>  }
>  
> -static void acpi_align_size(GArray *blob, unsigned align)
> -{
> -    /* Align size to multiple of given size. This reduces the chance
> -     * we need to change size in the future (breaking cross version 
> migration).
> -     */
> -    g_array_set_size(blob, ROUND_UP(acpi_data_len(blob), align));
> -}
> -
>  /* FACS */
>  static void
>  build_facs(GArray *table_data, BIOSLinker *linker)


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