Re: [PATCH v2 5/9] hw/rdma/rdma_utils: Rename rdma_pci_dma_map 'len' argument

[David Hildenbrand <david@redhat.com>]

On 04.01.22 09:54, Philippe Mathieu-Daudé wrote:
> From: Philippe Mathieu-Daudé <philmd@redhat.com>
> 
> Various APIs use 'pval' naming for 'pointer to val'.
> rdma_pci_dma_map() uses 'plen' for 'PCI length', but since
> 'PCI' is already explicit in the function name, simplify
> and rename the argument 'len'. No logical change.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  hw/rdma/rdma_utils.h |  2 +-
>  hw/rdma/rdma_utils.c | 14 +++++++-------
>  2 files changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/hw/rdma/rdma_utils.h b/hw/rdma/rdma_utils.h
> index 9fd0efd940b..0c6414e7e0a 100644
> --- a/hw/rdma/rdma_utils.h
> +++ b/hw/rdma/rdma_utils.h
> @@ -38,7 +38,7 @@ typedef struct RdmaProtectedGSList {
>      GSList *list;
>  } RdmaProtectedGSList;
>  
> -void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen);
> +void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t len);
>  void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len);
>  void rdma_protected_gqueue_init(RdmaProtectedGQueue *list);
>  void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list);
> diff --git a/hw/rdma/rdma_utils.c b/hw/rdma/rdma_utils.c
> index 98df58f6897..61cb8ede0fd 100644
> --- a/hw/rdma/rdma_utils.c
> +++ b/hw/rdma/rdma_utils.c
> @@ -17,29 +17,29 @@
>  #include "trace.h"
>  #include "rdma_utils.h"
>  
> -void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen)
> +void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t len)
>  {
>      void *p;
> -    hwaddr len = plen;
> +    hwaddr pci_len = len;
>  
>      if (!addr) {
>          rdma_error_report("addr is NULL");
>          return NULL;
>      }
>  
> -    p = pci_dma_map(dev, addr, &len, DMA_DIRECTION_TO_DEVICE);
> +    p = pci_dma_map(dev, addr, &pci_len, DMA_DIRECTION_TO_DEVICE);
>      if (!p) {
>          rdma_error_report("pci_dma_map fail, addr=0x%"PRIx64", len=%"PRId64,
> -                          addr, len);
> +                          addr, pci_len);
>          return NULL;
>      }
>  
> -    if (len != plen) {
> -        rdma_pci_dma_unmap(dev, p, len);
> +    if (pci_len != len) {
> +        rdma_pci_dma_unmap(dev, p, pci_len);
>          return NULL;
>      }
>  
> -    trace_rdma_pci_dma_map(addr, p, len);
> +    trace_rdma_pci_dma_map(addr, p, pci_len);
>  
>      return p;
>  }

Reviewed-by: David Hildenbrand <david@redhat.com>

-- 
Thanks,

David / dhildenb