Re: Backport of a fix for HPSA (Disabling a disabled device problem during kdump) driver

[Tomas Henzl <thenzl@redhat.com>]

On 04/11/2015 12:45 AM, Vinson Lee wrote:
> On Tue, Jan 27, 2015 at 4:18 PM, Greg KH <greg@kroah.com> wrote:
>> On Tue, Jan 06, 2015 at 05:15:19PM +0100, Tomas Henzl wrote:
>>> On 01/05/2015 07:41 PM, Masoud Sharbiani wrote:
>>>> Dear stable maintainers,
>>>> Can you please backport commitid 132aa220b45d60e9b20def1e9d8be9422eed9616
>>>>  (hpsa: refine the pci enable/disable handling) to 3.10 stable (and
>>>> earlier, if applicable)?
>>> Please do not apply this patch isolated from his friend, the
>>> 859c75aba20264d87dd026bab0d0ca3bff385955 hpsa: add missing pci_set_master in kdump path
>>> needs to be applied together with the 132aa220b45d60e9b20def1e9d8be9422eed9616 .
>>>
>>> In addition to that, after the original issue goes away you may notice sometimes
>>> an unhandled irq 16 message, to fix this a patch is posted
>>> here http://www.spinics.net/lists/linux-scsi/msg80316.html
>>> This patch still awaits a maintainers review though.
>>>
>>> Probably the best idea is to wait until the issue is solved completely.
>> I'll wait, when it all gets worked out, please let stable@ know what
>> patches to apply where.
>>
>> thanks,
>>
>> greg k-h
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>
> Hi, Thomas.
>
> The unhandled irq 16 issue seems to be fixed by 4.0-rc1 commit "hpsa:
> turn off interrupts when kdump starts".
>
> Are the following patches suitable for stable now?

Yes, I believe they are, just note that 
03741d9 hpsa: fix memory leak in kdump hard reset
is not a part of that group we discussed before, but it may be added
to stable too.

Cheers,
Tomas

>
> 3b74729 hpsa: turn off interrupts when kdump starts
> 03741d9 hpsa: fix memory leak in kdump hard reset
> 859c75a hpsa: add missing pci_set_master in kdump path
> 132aa22 hpsa: refine the pci enable/disable handling
>
> Cheers,
> Vinson