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powerpc/eeh: Reorder output messages 

We already had some output messages from EEH core. Occasionally,
we can see the output messages from EEH core before the stack
dump. That's not what we expected. The patch fixes that and shows
the stack dump prior to output messages from EEH core.

Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Gavin Shan 2013-09-06 09:00:05 +08:00 committed by Benjamin Herrenschmidt
parent 8c6852e036
commit 5293bf97a2
1 changed files with 3 additions and 3 deletions
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6
arch/powerpc/kernel/eeh.c
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@ -327,11 +327,11 @@ static int eeh_phb_check_failure(struct eeh_pe *pe)
/* Isolate the PHB and send event */ /* Isolate the PHB and send event */
eeh_pe_state_mark(phb_pe, EEH_PE_ISOLATED); eeh_pe_state_mark(phb_pe, EEH_PE_ISOLATED);
eeh_serialize_unlock(flags); eeh_serialize_unlock(flags);
eeh_send_failure_event(phb_pe);
pr_err("EEH: PHB#%x failure detected\n", pr_err("EEH: PHB#%x failure detected\n",
phb_pe->phb->global_number); phb_pe->phb->global_number);
dump_stack(); dump_stack();
eeh_send_failure_event(phb_pe);
return 1; return 1;
out: out:
@ -454,8 +454,6 @@ int eeh_dev_check_failure(struct eeh_dev *edev)
eeh_pe_state_mark(pe, EEH_PE_ISOLATED); eeh_pe_state_mark(pe, EEH_PE_ISOLATED);
eeh_serialize_unlock(flags); eeh_serialize_unlock(flags);
eeh_send_failure_event(pe);
/* Most EEH events are due to device driver bugs. Having /* Most EEH events are due to device driver bugs. Having
* a stack trace will help the device-driver authors figure * a stack trace will help the device-driver authors figure
* out what happened. So print that out. * out what happened. So print that out.
@ -464,6 +462,8 @@ int eeh_dev_check_failure(struct eeh_dev *edev)
pe->addr, pe->phb->global_number); pe->addr, pe->phb->global_number);
dump_stack(); dump_stack();
eeh_send_failure_event(pe);
return 1; return 1;
dn_unlock: dn_unlock: