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powerpc/eeh: Add message when PE processing at parent

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To aid debugging, add a message to show when EEH processing for a PE
will be done at the device's parent, rather than directly at the
device.

Signed-off-by: Sam Bobroff <sbobroff@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Sam Bobroff 2018-05-25 13:11:33 +10:00 committed by Michael Ellerman
parent d6c4932fbf
commit 2eae39f29b
1 changed files with 5 additions and 1 deletions
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6
arch/powerpc/kernel/eeh.c
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@ -541,8 +541,12 @@ int eeh_dev_check_failure(struct eeh_dev *edev)
/* Frozen parent PE ? */ /* Frozen parent PE ? */
ret = eeh_ops->get_state(parent_pe, NULL); ret = eeh_ops->get_state(parent_pe, NULL);
if (ret > 0 && !eeh_state_active(ret)) if (ret > 0 && !eeh_state_active(ret)) {
pe = parent_pe; pe = parent_pe;
pr_err("EEH: Failure of PHB#%x-PE#%x will be handled at parent PHB#%x-PE#%x.\n",
pe->phb->global_number, pe->addr,
pe->phb->global_number, parent_pe->addr);
}
/* Next parent level */ /* Next parent level */
parent_pe = parent_pe->parent; parent_pe = parent_pe->parent;