On Mon, Jul 27, 2015 at 04:29:19PM -0700, Yinghai Lu wrote:
> Now get_res_add_size and get_res_add_align all have same printout
> from res_to_dev_res(), and it is confusing.
>
> Move out debug messages printout from res_to_dev_res(),
> and later we will reuse res_to_dev_res() in other functions.
>
> Signed-off-by: Yinghai Lu <ying...@kernel.org>
> ---
> drivers/pci/setup-bus.c | 34 ++++++++++++++++++++--------------
> 1 file changed, 20 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
> index 508cc56..f0fa705 100644
> --- a/drivers/pci/setup-bus.c
> +++ b/drivers/pci/setup-bus.c
> @@ -104,19 +104,9 @@ static struct pci_dev_resource *res_to_dev_res(struct
> list_head *head,
> {
> struct pci_dev_resource *dev_res;
>
> - list_for_each_entry(dev_res, head, list) {
> - if (dev_res->res == res) {
> - int idx = res - &dev_res->dev->resource[0];
> -
> - dev_printk(KERN_DEBUG, &dev_res->dev->dev,
> - "res[%d]=%pR res_to_dev_res add_size %llx
> min_align %llx\n",
> - idx, dev_res->res,
> - (unsigned long long)dev_res->add_size,
> - (unsigned long long)dev_res->min_align);
> -
> + list_for_each_entry(dev_res, head, list)
> + if (dev_res->res == res)
> return dev_res;
> - }
> - }
>
> return NULL;
> }
> @@ -127,7 +117,15 @@ static resource_size_t get_res_add_size(struct list_head
> *head,
> struct pci_dev_resource *dev_res;
>
> dev_res = res_to_dev_res(head, res);
> - return dev_res ? dev_res->add_size : 0;
> + if (!dev_res || !dev_res->add_size)
> + return 0;
> +
> + dev_printk(KERN_DEBUG, &dev_res->dev->dev,
> + "BAR %d: %pR get_res_add_size add_size %llx\n",
> + (int)(res - &dev_res->dev->resource[0]),
> + res, (unsigned long long)dev_res->add_size);
> +
> + return dev_res->add_size;
> }
>
> static resource_size_t get_res_add_align(struct list_head *head,
> @@ -136,7 +134,15 @@ static resource_size_t get_res_add_align(struct
> list_head *head,
> struct pci_dev_resource *dev_res;
>
> dev_res = res_to_dev_res(head, res);
> - return dev_res ? dev_res->min_align : 0;
> + if (!dev_res || !dev_res->min_align)
> + return 0;
> +
> + dev_printk(KERN_DEBUG, &dev_res->dev->dev,
> + "BAR %d: %pR get_res_add_align min_align %llx\n",
> + (int)(res - &dev_res->dev->resource[0]),
> + res, (unsigned long long)dev_res->min_align);
Please use %#llx so we have a "0x" prefix like other hex numbers.
> +
> + return dev_res->min_align;
> }
>
>
> --
> 1.8.4.5
>
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