Re: [PATCH v4 1/3] spapr: nvdimm: Forward declare and move the definitions

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On 4/28/21 10:48 PM, Shivaprasad G Bhat wrote:
> The subsequent patches add definitions which tend to
> get the compilation to cyclic dependency. So, prepare
> with forward declarations, move the defitions and clean up.

definitions

> 
> Signed-off-by: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxx>
> ---
>  hw/ppc/spapr_nvdimm.c         |   12 ++++++++++++
>  include/hw/ppc/spapr_nvdimm.h |   14 ++------------
>  2 files changed, 14 insertions(+), 12 deletions(-)
> 
> diff --git a/hw/ppc/spapr_nvdimm.c b/hw/ppc/spapr_nvdimm.c
> index b46c36917c..8cf3fb2ffb 100644
> --- a/hw/ppc/spapr_nvdimm.c
> +++ b/hw/ppc/spapr_nvdimm.c
> @@ -31,6 +31,18 @@
>  #include "qemu/range.h"
>  #include "hw/ppc/spapr_numa.h"
>  
> +/*
> + * The nvdimm size should be aligned to SCM block size.
> + * The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
> + * inorder to have SCM regions not to overlap with dimm memory regions.

And while at it, even though it is code motion...

> + * The SCM devices can have variable block sizes. For now, fixing the
> + * block size to the minimum value.
> + */
> +#define SPAPR_MINIMUM_SCM_BLOCK_SIZE SPAPR_MEMORY_BLOCK_SIZE

> +++ b/include/hw/ppc/spapr_nvdimm.h
> @@ -11,19 +11,9 @@
>  #define HW_SPAPR_NVDIMM_H
>  
>  #include "hw/mem/nvdimm.h"
> -#include "hw/ppc/spapr.h"
>  
> -/*
> - * The nvdimm size should be aligned to SCM block size.
> - * The SCM block size should be aligned to SPAPR_MEMORY_BLOCK_SIZE
> - * inorder to have SCM regions not to overlap with dimm memory regions.

... this should be "in order"

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org




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