RE: [PATCH v2] PCI: hv: Make functions only used locally static in pci-hyperv.c

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> -----Original Message-----
> From: Krzysztof Wilczynski <kswilczynski@xxxxxxxxx> On Behalf Of Krzysztof
> Wilczynski
> Sent: Wednesday, August 28, 2019 3:19 PM
> To: Bjorn Helgaas <helgaas@xxxxxxxxxx>
> Cc: KY Srinivasan <kys@xxxxxxxxxxxxx>; Haiyang Zhang
> <haiyangz@xxxxxxxxxxxxx>; Stephen Hemminger
> <sthemmin@xxxxxxxxxxxxx>; Sasha Levin <sashal@xxxxxxxxxx>; Lorenzo
> Pieralisi <lorenzo.pieralisi@xxxxxxx>; linux-pci@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx; linux-hyperv@xxxxxxxxxxxxxxx
> Subject: [PATCH v2] PCI: hv: Make functions only used locally static in pci-
> hyperv.c
> 
> Functions hv_read_config_block(), hv_write_config_block()
> and hv_register_block_invalidate() are not used anywhere
> else and are local to drivers/pci/controller/pci-hyperv.c,
> and do not need to be in global scope, so make these static.
> 
> Resolve following compiler warning that can be seen when
> building with warnings enabled (W=1):
> 
> drivers/pci/controller/pci-hyperv.c:933:5: warning: no previous prototype for
> ‘hv_read_config_block’ [-Wmissing-prototypes]
>  int hv_read_config_block(struct pci_dev *pdev, void *buf, unsigned int len,
>      ^
> drivers/pci/controller/pci-hyperv.c:1013:5: warning: no previous prototype
> for ‘hv_write_config_block’ [-Wmissing-prototypes]
>  int hv_write_config_block(struct pci_dev *pdev, void *buf, unsigned int len,
>      ^
> drivers/pci/controller/pci-hyperv.c:1082:5: warning: no previous prototype
> for ‘hv_register_block_invalidate’ [-Wmissing-prototypes]
>  int hv_register_block_invalidate(struct pci_dev *pdev, void *context,
>      ^
> Signed-off-by: Krzysztof Wilczynski <kw@xxxxxxxxx>
> ---
> Changes in v2:
>   Update commit message to include compiler warning.
> 
>  drivers/pci/controller/pci-hyperv.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-
> hyperv.c
> index f1f300218fab..c9642e429c2d 100644
> --- a/drivers/pci/controller/pci-hyperv.c
> +++ b/drivers/pci/controller/pci-hyperv.c
> @@ -930,7 +930,7 @@ static void hv_pci_read_config_compl(void *context,
> struct pci_response *resp,
>   *
>   * Return: 0 on success, -errno on failure
>   */
> -int hv_read_config_block(struct pci_dev *pdev, void *buf, unsigned int len,
> +static int hv_read_config_block(struct pci_dev *pdev, void *buf, unsigned int len,
>  			 unsigned int block_id, unsigned int *bytes_returned)

The second line should be aligned next to the "(" on the first line.
Also the first line is now over 80 chars.

Thanks,
- Haiyang





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