Re: [Xen-devel] [RFC PATCH 1/5] xen-pciback: Cleanup uppcistub_put_pci_dev

From: Jan Beulich
Date: Mon Dec 16 2013 - 04:19:13 EST


>>> On 13.12.13 at 17:09, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> wrote:
> We are using both psdev->dev and dev and both are the same.
> To keep it straight lets just use one - dev.

This should properly describe the patch, which otherwise at the
first glance looks wrong: You're also replacing found_psdev->dev.

> This will also make it easier in the patch:
> "xen/pciback: When reconfiguring an PCIe device, FLR it"
> and "xen/pciback: PCI reset slot or bus" to use it.
>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

Apart from the above,
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

> ---
> drivers/xen/xen-pciback/pci_stub.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/xen/xen-pciback/pci_stub.c
> b/drivers/xen/xen-pciback/pci_stub.c
> index 62fcd48..5300a21 100644
> --- a/drivers/xen/xen-pciback/pci_stub.c
> +++ b/drivers/xen/xen-pciback/pci_stub.c
> @@ -272,16 +272,16 @@ void pcistub_put_pci_dev(struct pci_dev *dev)
> * and want to inhibit the user from fiddling with 'reset'
> */
> pci_reset_function(dev);
> - pci_restore_state(psdev->dev);
> + pci_restore_state(dev);
>
> /* This disables the device. */
> - xen_pcibk_reset_device(found_psdev->dev);
> + xen_pcibk_reset_device(dev);
>
> /* And cleanup up our emulated fields. */
> - xen_pcibk_config_free_dyn_fields(found_psdev->dev);
> - xen_pcibk_config_reset_dev(found_psdev->dev);
> + xen_pcibk_config_free_dyn_fields(dev);
> + xen_pcibk_config_reset_dev(dev);
>
> - xen_unregister_device_domain_owner(found_psdev->dev);
> + xen_unregister_device_domain_owner(dev);
>
> spin_lock_irqsave(&found_psdev->lock, flags);
> found_psdev->pdev = NULL;
> --
> 1.8.3.1
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel



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