[PATCH 1/2][SRU][B] i40e: Do not allow use more TC queue pairs than MSI-X vectors exist

Nivedita Singhvi nivedita.singhvi at canonical.com
Tue Mar 26 11:28:47 UTC 2019

On 3/26/19 4:04 PM, Juerg Haefliger wrote:
> On Tue, 26 Mar 2019 14:00:47 +0530
> Nivedita Singhvi <nivedita.singhvi at canonical.com> wrote:
>> From: Paweł Jabłoński <pawel.jablonski at intel.com>
>> BugLink: https://bugs.launchpad.net/bugs/1820948
>> This patch suppresses the message about invalid TC mapping and wrong
>> selected TX queue. The root cause of this bug was setting too many
>> TC queue pairs on huge multiprocessor machines. When quantity of the
>> TC queue pairs is exceeding MSI-X vectors count then TX queue number
>> can be selected beyond actual TX queues amount.
>> Signed-off-by: Paweł Jabłoński <pawel.jablonski at intel.com>
>> Tested-by: Andrew Bowers <andrewx.bowers at intel.com>
>> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher at intel.com>
>> (cherry-picked from commit 1563f2d2e01242f05dd523ffd56fe104bc1afd58)
> Should be 'cherry picked from ...' (no dash) as added by 'git cherry-pick -x'

Is that embedded in your tooling? It's grammatically offensive,
but I'll bow to the needs of software ;). Apologies.


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