From: "Aubrey Li"
To: "Tom Chen"
Cc: "Paul Durrant" ; "Liu, Jiang" ;
Sent: Wednesday, March 18, 2009 8:41 PM
Subject: Re: [osol-discuss] MSIX interrupt allocation
On Thu, Mar 19, 2009 at 6:10 AM, Tom Chen wrote:
Paul,
Thank you for your advice,
Tom Chen wrote:
Thank you for your advice, I just added "set ddi_msix_alloc_limit = 8"
to the bottom of /etc/system, but doesn't work, still 2 vectors. Do I
need to do something extra in my interrupt allocation code? Is there any
code in OpenSolaris can be a good reference?
Here's what I
On Thu, Mar 19, 2009 at 2:03 PM, Liu, Jiang wrote:
> Hi Tom,
> Some other points to check:
> 1) Does your deivce supoort MSI or MSI-X? If it's MSI interupt, then
> our workaround doesn't work.
A quick look and found
nge_enable_msi = FALSE.
Can you double check in kmdb?
BTW, I'm n
;Paul Durrant" ; "Liu, Jiang"
> ;
> Sent: Wednesday, March 18, 2009 8:41 PM
> Subject: Re: [osol-discuss] MSIX interrupt allocation
>
>
>> On Thu, Mar 19, 2009 at 6:10 AM, Tom Chen
>> wrote:
>>> Paul,
>>>
>>> Thank you for yo
On Thu, Mar 19, 2009 at 6:10 AM, Tom Chen wrote:
> Paul,
>
> Thank you for your advice, I just added "set ddi_msix_alloc_limit = 8" to
> the bottom of /etc/system, but doesn't work, still 2 vectors. Do I need to
> do something extra in my interrupt allocation code? Is there any code in
> OpenSolar
- Original Message -
From: "Paul Durrant"
To: "Tom Chen"
Cc: "Liu, Jiang" ; "Aubrey Li"
;
Sent: Wednesday, March 18, 2009 8:01 AM
Subject: Re: [osol-discuss] MSIX interrupt allocation
Tom Chen wrote:
To allocate more than two MSI-X interrupt
Tom Chen wrote:
To allocate more than two MSI-X interrupts for a device on x86 system,
you may use kmdb or
/etc/system to override value of ddi_msix_alloc_limit.(I haven't test
it, just in theory it should work.)
I've run with the override in /etc/system for a while now and it's fine.
One o
- Original Message -
From: "Liu, Jiang"
To: "Tom Chen" ; "Aubrey Li"
Cc:
Sent: Tuesday, March 17, 2009 9:08 PM
Subject: RE: [osol-discuss] MSIX interrupt allocation
Hi Tom,
On onnv build version with IRM(interrupt resouce management), there is
special code
>
> Tom
>
>
> - Original Message -
> From: "Liu, Jiang"
> To: "Tom Chen" ; "Aubrey Li"
> Cc:
> Sent: Tuesday, March 17, 2009 9:08 PM
> Subject: RE: [osol-discuss] MSIX interrupt allocation
>
>
> Hi Tom,
> On onnv
-
> From: "Aubrey Li"
> To: "Tom Chen"
> Cc:
> Sent: Tuesday, March 17, 2009 12:26 AM
> Subject: Re: [osol-discuss] MSIX interrupt allocation
>
>
> Hi Tom,
>
> Which build are you using?
> Please take a look at PSARC/2007/453 MSI-X inter
x86 server running nv107 OS, the number of MSI interrupts I
can get remains 2.
I am wondering if this method obsolete?
Tom
- Original Message -
From: "Aubrey Li"
To: "Tom Chen"
Cc:
Sent: Tuesday, March 17, 2009 12:26 AM
Subject: Re: [osol-discuss] MSIX interru
Aubrey,
Your information is really helpful!
Thanks a lot!
Tom
- Original Message -
From: "Aubrey Li"
To: "Tom Chen"
Cc:
Sent: Tuesday, March 17, 2009 12:26 AM
Subject: Re: [osol-discuss] MSIX interrupt allocation
Hi Tom,
Which build are you using?
Please
Hi Tom,
Which build are you using?
Please take a look at PSARC/2007/453 MSI-X interrupt limit override.
Thanks,
-Aubrey
Intel OpenSolaris Team
On Tue, Mar 17, 2009 at 8:38 AM, Tom Chen wrote:
> Hi,
>
> I am using ddi_intr_alloc to allocate MSIX interrupt handles, I am requesting
> 9, however,
Hi,
I am using ddi_intr_alloc to allocate MSIX interrupt handles, I am requesting
9, however, why the actual number is always 2 on both Sparc and x86 machines?
intr_type=DDI_INTR_TYPE_MSIX;
/*
* Get number of supported interrupts
*/
rc = ddi_intr_get_nintrs(devinfo, intr_type, &count);
/*
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