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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MW3PR11MB4748.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: e4a06c47-1510-4c37-4af6-08d905d1b775 X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Apr 2021 21:00:53.2990 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: sKkdM24ps/FWbg3E9r+N482tpY+UZxc8Bz2XEteEteJN6OLpyCm1B5p+fmMBMFutVrODyw5YzvCH8cVGGlaTxw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR11MB4836 X-OriginatorOrg: intel.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >-----Original Message----- >From: Coiby Xu >Sent: Wednesday, March 3, 2021 6:56 PM >To: netdev@vger.kernel.org >Cc: kexec@lists.infradead.org; intel-wired-lan@lists.osuosl.org; Jakub Kic= inski >; Brandeburg, Jesse ; Nguyen, >Anthony L ; David S. Miller >; open list >Subject: [PATCH v1 1/3] i40e: use minimal tx and rx pairs for kdump > >Set the number of the MSI-X vectors to 1. When MSI-X is enabled, it's not = allowed >to use more TC queue pairs than MSI-X vectors >(pf->num_lan_msix) exist. Thus the number of tx and rx pairs >(vsi->num_queue_pairs) will be equal to the number of MSI-X vectors, i.e.,= 1. > >Signed-off-by: Coiby Xu >--- > drivers/net/ethernet/intel/i40e/i40e_main.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > Tested-by: Dave Switzer