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s390/pci: remove pdev during unplug

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The disable slot implementation on s390 currently just detaches the
pci function from the partition - without informing the pci layer.
Fix this by calling pci_stop_and_remove_bus_device prior to the
operation.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott 2013-06-05 16:07:28 +02:00 committed by Martin Schwidefsky
parent 4bee2a5dce
commit 8b2a7e609b
2 changed files with 4 additions and 4 deletions
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1
arch/s390/pci/pci_clp.c
View File

@ -236,7 +236,6 @@ int clp_disable_fh(struct zpci_dev *zdev)
if (!zdev_enabled(zdev)) if (!zdev_enabled(zdev))
return 0; return 0;
dev_info(&zdev->pdev->dev, "disabling fn handle: 0x%x\n", fh);
rc = clp_set_pci_fn(&fh, 0, CLP_SET_DISABLE_PCI_FN); rc = clp_set_pci_fn(&fh, 0, CLP_SET_DISABLE_PCI_FN);
if (!rc) if (!rc)
/* Success -> store disabled handle in zdev */ /* Success -> store disabled handle in zdev */

7
drivers/pci/hotplug/s390_pci_hpc.c
View File

@ -99,12 +99,13 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
if (!zpci_fn_configured(slot->zdev->state)) if (!zpci_fn_configured(slot->zdev->state))
return -EIO; return -EIO;
if (slot->zdev->pdev)
pci_stop_and_remove_bus_device(slot->zdev->pdev);
rc = zpci_disable_device(slot->zdev); rc = zpci_disable_device(slot->zdev);
if (rc) if (rc)
return rc; return rc;
/* TODO: we rely on the user to unbind/remove the device, is that plausible
* or do we need to trigger that here?
*/
return slot_deconfigure(slot); return slot_deconfigure(slot);
} }