On Friday, January 11, 2013 02:40:29 PM Yinghai Lu wrote:
> We can stop trying according to try number now and do not need to use
> root_bus checking as stop sign anymore.
>
> In extreme case we could need to reallocate resource for device just
> under root bus.
Well, the above says that we _can_ do the change, but it doesn't explain why it
is needed. So what's the reason why we need to do that?
Rafael
> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
> ---
> drivers/pci/setup-bus.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
> index 6d3591d..7e8739e 100644
> --- a/drivers/pci/setup-bus.c
> +++ b/drivers/pci/setup-bus.c
> @@ -283,7 +283,7 @@ static void assign_requested_resources_sorted(struct list_head *head,
> idx = res - &dev_res->dev->resource[0];
> if (resource_size(res) &&
> pci_assign_resource(dev_res->dev, idx)) {
> - if (fail_head && !pci_is_root_bus(dev_res->dev->bus)) {
> + if (fail_head) {
> /*
> * if the failed res is for ROM BAR, and it will
> * be enabled later, don't add it to the list
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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