netdev - [PATCH V7 mlx5-next 13/15] vfio/pci: Expose vfio_pci_core_aer_err

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Date:   Mon, 7 Feb 2022 19:22:14 +0200
From:   Yishai Hadas <yishaih@...dia.com>
To:     <alex.williamson@...hat.com>, <bhelgaas@...gle.com>,
        <jgg@...dia.com>, <saeedm@...dia.com>
CC:     <linux-pci@...r.kernel.org>, <kvm@...r.kernel.org>,
        <netdev@...r.kernel.org>, <kuba@...nel.org>, <leonro@...dia.com>,
        <kwankhede@...dia.com>, <mgurtovoy@...dia.com>,
        <yishaih@...dia.com>, <maorg@...dia.com>, <ashok.raj@...el.com>,
        <kevin.tian@...el.com>, <shameerali.kolothum.thodi@...wei.com>
Subject: [PATCH V7 mlx5-next 13/15] vfio/pci: Expose vfio_pci_core_aer_err_detected()

Expose vfio_pci_core_aer_err_detected() to be used by drivers as part of
their pci_error_handlers structure.

Next patch for mlx5 driver will use it.

Signed-off-by: Yishai Hadas <yishaih@...dia.com>
---
 drivers/vfio/pci/vfio_pci_core.c | 7 ++++---
 include/linux/vfio_pci_core.h    | 2 ++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
index 106e1970d653..e301092e94ef 100644
--- a/drivers/vfio/pci/vfio_pci_core.c
+++ b/drivers/vfio/pci/vfio_pci_core.c
@@ -1871,8 +1871,8 @@ void vfio_pci_core_unregister_device(struct vfio_pci_core_device *vdev)
 }
 EXPORT_SYMBOL_GPL(vfio_pci_core_unregister_device);
 
-static pci_ers_result_t vfio_pci_aer_err_detected(struct pci_dev *pdev,
-						  pci_channel_state_t state)
+pci_ers_result_t vfio_pci_core_aer_err_detected(struct pci_dev *pdev,
+						pci_channel_state_t state)
 {
 	struct vfio_pci_core_device *vdev;
 	struct vfio_device *device;
@@ -1894,6 +1894,7 @@ static pci_ers_result_t vfio_pci_aer_err_detected(struct pci_dev *pdev,
 
 	return PCI_ERS_RESULT_CAN_RECOVER;
 }
+EXPORT_SYMBOL_GPL(vfio_pci_core_aer_err_detected);
 
 int vfio_pci_core_sriov_configure(struct pci_dev *pdev, int nr_virtfn)
 {
@@ -1916,7 +1917,7 @@ int vfio_pci_core_sriov_configure(struct pci_dev *pdev, int nr_virtfn)
 EXPORT_SYMBOL_GPL(vfio_pci_core_sriov_configure);
 
 const struct pci_error_handlers vfio_pci_core_err_handlers = {
-	.error_detected = vfio_pci_aer_err_detected,
+	.error_detected = vfio_pci_core_aer_err_detected,
 };
 EXPORT_SYMBOL_GPL(vfio_pci_core_err_handlers);
 
diff --git a/include/linux/vfio_pci_core.h b/include/linux/vfio_pci_core.h
index beba0b2ed87d..9f1bf8e49d43 100644
--- a/include/linux/vfio_pci_core.h
+++ b/include/linux/vfio_pci_core.h
@@ -232,6 +232,8 @@ int vfio_pci_core_match(struct vfio_device *core_vdev, char *buf);
 int vfio_pci_core_enable(struct vfio_pci_core_device *vdev);
 void vfio_pci_core_disable(struct vfio_pci_core_device *vdev);
 void vfio_pci_core_finish_enable(struct vfio_pci_core_device *vdev);
+pci_ers_result_t vfio_pci_core_aer_err_detected(struct pci_dev *pdev,
+						pci_channel_state_t state);
 
 static inline bool vfio_pci_is_vga(struct pci_dev *pdev)
 {
-- 
2.18.1