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[SCSI] hpsa: Do not attempt kdump if we detect resetting controller failed.

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We can get completions left over from before the attempted reset which
will interfere with the kdump.  Better to just not make the attempt in
that case.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Stephen M. Cameron 2011-02-15 15:33:08 -06:00 committed by James Bottomley
parent 960a30e7a7
commit ba95e2ac6b
1 changed files with 3 additions and 3 deletions
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6
drivers/scsi/hpsa.c
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@ -3264,13 +3264,13 @@ static __devinit int hpsa_kdump_hard_reset_controller(struct pci_dev *pdev)
* It means we're on one of those controllers which doesn't support * It means we're on one of those controllers which doesn't support
* the doorbell reset method and on which the PCI power management reset * the doorbell reset method and on which the PCI power management reset
* method doesn't work (P800, for example.) * method doesn't work (P800, for example.)
* In those cases, pretend the reset worked and hope for the best. * In those cases, don't try to proceed, as it generally doesn't work.
*/ */
active_transport = readl(&cfgtable->TransportActive); active_transport = readl(&cfgtable->TransportActive);
if (active_transport & PERFORMANT_MODE) { if (active_transport & PERFORMANT_MODE) {
dev_warn(&pdev->dev, "Unable to successfully reset controller," dev_warn(&pdev->dev, "Unable to successfully reset controller,"
" proceeding anyway.\n"); " Ignoring controller.\n");
rc = -ENOTSUPP; rc = -ENODEV;
} }
unmap_cfgtable: unmap_cfgtable: