[PATCH] i40e: use global pci_vfs_assigned() to replace local i40e_vfs_are_assigned()

[PATCH] i40e: use global pci_vfs_assigned() to replace local i40e_vfs_are_assigned()

[Ethan Zhao]

There is global funcion pci_vfs_assigned(), so use it instead of composing
local one.

Signed-off-by: Ethan Zhao <ethan.kernel@gmail.com>
---
 drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |   31 +-------------------
 1 files changed, 1 insertions(+), 30 deletions(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 02c11a7..ec59190 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -683,35 +683,6 @@ complete_reset:
 	wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_VFACTIVE);
 	i40e_flush(hw);
 }
-
-/**
- * i40e_vfs_are_assigned
- * @pf: pointer to the pf structure
- *
- * Determine if any VFs are assigned to VMs
- **/
-static bool i40e_vfs_are_assigned(struct i40e_pf *pf)
-{
-	struct pci_dev *pdev = pf->pdev;
-	struct pci_dev *vfdev;
-
-	/* loop through all the VFs to see if we own any that are assigned */
-	vfdev = pci_get_device(PCI_VENDOR_ID_INTEL, I40E_DEV_ID_VF , NULL);
-	while (vfdev) {
-		/* if we don't own it we don't care */
-		if (vfdev->is_virtfn && pci_physfn(vfdev) == pdev) {
-			/* if it is assigned we cannot release it */
-			if (vfdev->dev_flags & PCI_DEV_FLAGS_ASSIGNED)
-				return true;
-		}
-
-		vfdev = pci_get_device(PCI_VENDOR_ID_INTEL,
-				       I40E_DEV_ID_VF,
-				       vfdev);
-	}
-
-	return false;
-}
 #ifdef CONFIG_PCI_IOV
 
 /**
@@ -815,7 +786,7 @@ void i40e_free_vfs(struct i40e_pf *pf)
 	kfree(pf->vf);
 	pf->vf = NULL;
 
-	if (!i40e_vfs_are_assigned(pf)) {
+	if (!pci_vfs_assigned(pf->pdev)) {
 		pci_disable_sriov(pf->pdev);
 		/* Acknowledge VFLR for all VFS. Without this, VFs will fail to
 		 * work correctly when SR-IOV gets re-enabled.
-- 
1.7.1


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Re: [PATCH] i40e: use global pci_vfs_assigned() to replace local i40e_vfs_are_assigned()

[Jeff Kirsher]

[-- Attachment #1.1: Type: text/plain, Size: 408 bytes --]

On Tue, 2014-07-22 at 09:50 +0800, Ethan Zhao wrote:
> There is global funcion pci_vfs_assigned(), so use it instead of
> composing
> local one.
> 
> Signed-off-by: Ethan Zhao <ethan.kernel@gmail.com>
> ---
>  drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c |   31
> +-------------------
>  1 files changed, 1 insertions(+), 30 deletions(-)

Thanks Ethan, I have added your patch to my queue.

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