[PATCH V2 04/12] vDPA/ifcvf: decouple vq IRQ releasers from the adapter
From: Zhu Lingshan <hidden>
Date: 2022-11-25 15:06:36
Also in:
kvm, stable
Subsystem:
intel virtio data path accelerator, the rest, virtio core · Maintainers:
Zhu Lingshan, Linus Torvalds, "Michael S. Tsirkin", Jason Wang
This commit decouples the IRQ releasers from the adapter, so that these functions could be safely invoked once probe Signed-off-by: Zhu Lingshan <redacted> Cc: stable@vger.kernel.org --- drivers/vdpa/ifcvf/ifcvf_main.c | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-)
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index 306a57c05509..7dac0285b71d 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c@@ -69,10 +69,9 @@ static void ifcvf_free_irq_vectors(void *data) pci_free_irq_vectors(data); } -static void ifcvf_free_per_vq_irq(struct ifcvf_adapter *adapter) +static void ifcvf_free_per_vq_irq(struct ifcvf_hw *vf) { - struct pci_dev *pdev = adapter->pdev; - struct ifcvf_hw *vf = &adapter->vf; + struct pci_dev *pdev = vf->pdev; int i; for (i = 0; i < vf->nr_vring; i++) {
@@ -83,10 +82,9 @@ static void ifcvf_free_per_vq_irq(struct ifcvf_adapter *adapter) } } -static void ifcvf_free_vqs_reused_irq(struct ifcvf_adapter *adapter) +static void ifcvf_free_vqs_reused_irq(struct ifcvf_hw *vf) { - struct pci_dev *pdev = adapter->pdev; - struct ifcvf_hw *vf = &adapter->vf; + struct pci_dev *pdev = vf->pdev; if (vf->vqs_reused_irq != -EINVAL) { devm_free_irq(&pdev->dev, vf->vqs_reused_irq, vf);
@@ -95,14 +93,12 @@ static void ifcvf_free_vqs_reused_irq(struct ifcvf_adapter *adapter) } -static void ifcvf_free_vq_irq(struct ifcvf_adapter *adapter) +static void ifcvf_free_vq_irq(struct ifcvf_hw *vf) { - struct ifcvf_hw *vf = &adapter->vf; - if (vf->msix_vector_status == MSIX_VECTOR_PER_VQ_AND_CONFIG) - ifcvf_free_per_vq_irq(adapter); + ifcvf_free_per_vq_irq(vf); else - ifcvf_free_vqs_reused_irq(adapter); + ifcvf_free_vqs_reused_irq(vf); } static void ifcvf_free_config_irq(struct ifcvf_adapter *adapter)
@@ -126,8 +122,9 @@ static void ifcvf_free_config_irq(struct ifcvf_adapter *adapter) static void ifcvf_free_irq(struct ifcvf_adapter *adapter) { struct pci_dev *pdev = adapter->pdev; + struct ifcvf_hw *vf = &adapter->vf; - ifcvf_free_vq_irq(adapter); + ifcvf_free_vq_irq(vf); ifcvf_free_config_irq(adapter); ifcvf_free_irq_vectors(pdev); }
--
2.31.1
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