On Tue 10 Apr 15:25 PDT 2018, Alex Elder wrote:

> What phdr_to_last_uncached_entry() returns is the address of the
> start of the free space following all allocated uncached entries.
> It really doesn't refer to an actual (initialized) private entry
> structure.   Similarly phdr_to_last_cached_entry() returns the
> address of the end of free space, preceding the last allocated cache
> entry.  Change both functions' return type to be pointer to void
> to reflect this.
> 
> Meanwhile, phdr_to_first_cached_entry() really *does* point to a
> private entry structure, so change its return type to reflect
> this fact.
> 
> Signed-off-by: Alex Elder <[email protected]>

Reviewed-by: Bjorn Andersson <[email protected]>

Regards,
Bjorn

> ---
>  drivers/soc/qcom/smem.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
> index 7f38c5e11440..3102aa94aec2 100644
> --- a/drivers/soc/qcom/smem.c
> +++ b/drivers/soc/qcom/smem.c
> @@ -280,7 +280,7 @@ struct qcom_smem {
>       struct smem_region regions[0];
>  };
>  
> -static struct smem_private_entry *
> +static void *
>  phdr_to_last_uncached_entry(struct smem_partition_header *phdr)
>  {
>       void *p = phdr;
> @@ -288,7 +288,8 @@ phdr_to_last_uncached_entry(struct smem_partition_header 
> *phdr)
>       return p + le32_to_cpu(phdr->offset_free_uncached);
>  }
>  
> -static void *phdr_to_first_cached_entry(struct smem_partition_header *phdr,
> +static struct smem_private_entry *
> +phdr_to_first_cached_entry(struct smem_partition_header *phdr,
>                                       size_t cacheline)
>  {
>       void *p = phdr;
> @@ -297,7 +298,8 @@ static void *phdr_to_first_cached_entry(struct 
> smem_partition_header *phdr,
>       return p + le32_to_cpu(phdr->size) - ALIGN(sizeof(*e), cacheline);
>  }
>  
> -static void *phdr_to_last_cached_entry(struct smem_partition_header *phdr)
> +static void *
> +phdr_to_last_cached_entry(struct smem_partition_header *phdr)
>  {
>       void *p = phdr;
>  
> -- 
> 2.14.1
> 
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