Commit 8ead7efb authored Jan 22, 2016 by Sebastian Ott Committed by Martin Schwidefsky Jan 26, 2016

s390/pci: set error state for unusable functions

We receive special notifications from firmware when an error was detected
and a pci function became unusable. Set the error_state accordingly to give
device drivers a hint that they don't need to try error recovery.

Suggested-by: Alexander Schmidt <alexschm@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent c0cabadd

arch/s390/pci/pci_event.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -53,6 +53,11 @@ static void __zpci_event_error(struct zpci_ccdf_err *ccdf)

		pr_err("%s: Event 0x%x reports an error for PCI function 0x%x\n",
		pdev ? pci_name(pdev) : "n/a", ccdf->pec, ccdf->fid);

		if (!pdev)
		return;

		pdev->error_state = pci_channel_io_perm_failure;
		}

		void zpci_event_error(void *data)