[Bug 1429959] fix eeh on qla2xxx

2015-05-14 Thread bugproxy
--- Comment on attachment From thad...@br.ibm.com 2015-04-16 18:57 
EDT---


Mauricio and I have investigated this, and found out that there is a code that 
checks for all FF's and might set the HBA offline and release queues, which 
might even crash the system, during our tests.

The attached patch seems to fix all the problems we have seen, including
when the adapter seems to have recovered, but can't do any IO.

We have tested this on top of 4.0.

Mauricio, can you build a package with this patch on top of Vivid's
kernel, so this can be tested?

Thanks.
Cascardo.

** Attachment added: fix eeh on qla2xxx
   
https://bugs.launchpad.net/bugs/1429959/+attachment/4397436/+files/qla2xxx_eeh.patch

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https://bugs.launchpad.net/bugs/1429959

Title:
  Auto Error Recovery is failing after error injected for sailfish card
  in Ubuntu 14.10 [PowerNV]

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[Bug 1429959] fix eeh on qla2xxx

2015-05-14 Thread bugproxy
--- Comment on attachment From thad...@br.ibm.com 2015-04-16 18:57 
EDT---


Mauricio and I have investigated this, and found out that there is a code that 
checks for all FF's and might set the HBA offline and release queues, which 
might even crash the system, during our tests.

The attached patch seems to fix all the problems we have seen, including
when the adapter seems to have recovered, but can't do any IO.

We have tested this on top of 4.0.

Mauricio, can you build a package with this patch on top of Vivid's
kernel, so this can be tested?

Thanks.
Cascardo.

** Attachment added: fix eeh on qla2xxx
   
https://bugs.launchpad.net/bugs/1429959/+attachment/4397679/+files/qla2xxx_eeh.patch

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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1429959

Title:
  Auto Error Recovery is failing after error injected for sailfish card
  in Ubuntu 14.10 [PowerNV]

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1429959/+subscriptions

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[Bug 1429959] fix eeh on qla2xxx

2015-04-16 Thread bugproxy
--- Comment on attachment From thad...@br.ibm.com 2015-04-16 18:57 
EDT---


Mauricio and I have investigated this, and found out that there is a code that 
checks for all FF's and might set the HBA offline and release queues, which 
might even crash the system, during our tests.

The attached patch seems to fix all the problems we have seen, including
when the adapter seems to have recovered, but can't do any IO.

We have tested this on top of 4.0.

Mauricio, can you build a package with this patch on top of Vivid's
kernel, so this can be tested?

Thanks.
Cascardo.

** Attachment added: fix eeh on qla2xxx
   
https://bugs.launchpad.net/bugs/1429959/+attachment/4377666/+files/qla2xxx_eeh.patch

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1429959

Title:
  Auto Error Recovery is failing after error injected for sailfish card
  in Ubuntu 14.10 [PowerNV]

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1429959/+subscriptions

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