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Date: Thu, 13 May 2010 18:03:17 -0700 From: Jon Zhou <Jon.Zhou@...u.com> To: "eilong@...adcom.com" <eilong@...adcom.com> CC: Eric Dumazet <eric.dumazet@...il.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: RE: does the broadcom bnx2x support RSS/multi queue hi eilon: I got these log when applied debug=0x20,why " MSI is not attainable"? thanks May 13 18:53:26 ibm-bc-53 kernel: Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver bnx2x 1.52.12 ($DateTime: 2009/12/17 12:14:50 $) May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:15:00.0: PCI INT A -> GSI 24 (level , low) -> IRQ 24 May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:15:00.0: setting latency timer to 6 4 May 13 18:53:26 ibm-bc-53 kernel: bnx2x: part number 394D4342-31373735-31314131- 473033 May 13 18:53:26 ibm-bc-53 kernel: eth2: Broadcom NetXtreme II BCM57711 XGb (A0) PCI-E x8 5GHz (Gen2) found at mem a0000000, IRQ 24, node addr ffff8801db9b0210 May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:15:00.1: PCI INT B -> GSI 34 (level , low) -> IRQ 34 May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:15:00.1: setting latency timer to 6 4 May 13 18:53:26 ibm-bc-53 kernel: eth2 renamed to eth3 by udevd [30749] May 13 18:53:26 ibm-bc-53 kernel: bnx2x: part number 394D4342-31373735-31314131- 473033 May 13 18:53:26 ibm-bc-53 kernel: udev: renamed network interface eth2 to eth3 May 13 18:53:26 ibm-bc-53 ifup: eth3 device: Broadcom Corporation NetXt reme II BCM57711 10Gigabit PCIe May 13 18:53:26 ibm-bc-53 SuSEfirewall2: SuSEfirewall2 not active May 13 18:53:26 ibm-bc-53 kernel: eth2: Broadcom NetXtreme II BCM57711 XGb (A0) PCI-E x8 5GHz (Gen2) found at mem a0800000, IRQ 34, node addr ffff8801db9a8210 May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:1a:00.0: PCI INT A -> GSI 26 (level , low) -> IRQ 26 May 13 18:53:26 ibm-bc-53 kernel: bnx2x 0000:1a:00.0: setting latency timer to 6 4 May 13 18:53:26 ibm-bc-53 kernel: eth2 renamed to eth5 by udevd [30822] May 13 18:53:26 ibm-bc-53 kernel: bnx2x: part number 394D4342-31373735-31314131- 473033 May 13 18:53:26 ibm-bc-53 kernel: udev: renamed network interface eth2 to eth5 May 13 18:53:27 ibm-bc-53 ifup: eth5 device: Broadcom Corporation NetXt reme II BCM57711 10Gigabit PCIe May 13 18:53:27 ibm-bc-53 ifup: eth5 Startmode is 'off' May 13 18:53:27 ibm-bc-53 kernel: eth2: Broadcom NetXtreme II BCM57711 XGb (A0) PCI-E x8 5GHz (Gen2) found at mem 9a000000, IRQ 26, node addr ffff880203c18210 May 13 18:53:27 ibm-bc-53 kernel: bnx2x 0000:1a:00.1: PCI INT B -> GSI 25 (level , low) -> IRQ 25 May 13 18:53:27 ibm-bc-53 kernel: bnx2x 0000:1a:00.1: setting latency timer to 6 4 May 13 18:53:27 ibm-bc-53 kernel: bnx2x: part number 394D4342-31373735-31314131- 473033 May 13 18:53:27 ibm-bc-53 ifup: eth2 device: Broadcom Corporation NetXt reme II BCM57711 10Gigabit PCIe May 13 18:53:27 ibm-bc-53 SuSEfirewall2: SuSEfirewall2 not active May 13 18:53:27 ibm-bc-53 kernel: eth4: Broadcom NetXtreme II BCM57711 XGb (A0) PCI-E x8 5GHz (Gen2) found at mem 9a800000, IRQ 25, node addr ffff8801f7940210 May 13 18:53:27 ibm-bc-53 ifup: eth4 device: Broadcom Corporation NetXt reme II BCM57711 10Gigabit PCIe May 13 18:53:27 ibm-bc-53 SuSEfirewall2: SuSEfirewall2 not active May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_set_num_queues:8134(eth5)]set number of queues to 4 May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7625(eth5)]msix_table[0].entry = 0 (slowpath) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7630(eth5)]msix_table[1].entry = 1 (CNIC) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7637(eth5)]msix_table[2].entry = 2 (fastpath #0) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7637(eth5)]msix_table[3].entry = 3 (fastpath #1) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7637(eth5)]msix_table[4].entry = 4 (fastpath #2) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7637(eth5)]msix_table[5].entry = 5 (fastpath #3) May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msix:7667(eth5)]MSI-X is not attainable rc -28 May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_enable_msi:7726(eth5)]MSI is not attainable May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_nic_init:6148(eth5)]queue[0]: bnx2x_init_sb(ffff8801db9a8780,ffff8801d70fc000) cl_id 0 sb 1 cos 0 May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_init_rx_rings:5386(eth5)]mtu 1500 rx_buf_size 1650 May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_set_storm_rx_mode:5753(eth5)]rx mode 0 mask 0x1 May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_init_internal_func:6061(eth5)]All MIN values are zeroes fairness will be disabled May 13 18:54:05 ibm-bc-53 kernel: [bnx2x_init_ind_table:5688(eth5)]Initializing indirection table multi_mode 1 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_wait_ramrod:7941(eth5)]waiting for state to become 3000 on IDX [0] May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_sp_event:1191(eth5)]got setup ramrod May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_mac_addr_e1h_gen:7927(eth5)]setting MAC (001a:6476:0367) E1HOV 0 CLID mask 1 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_wait_ramrod:7941(eth5)]waiting for state to become 0 on IDX [0] May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_sp_event:1215(eth5)]got set mac ramrod May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12833(eth5)]dev->flags = 1002 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_storm_rx_mode:5753(eth5)]rx mode 1 mask 0x1 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12833(eth5)]dev->flags = 1003 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_storm_rx_mode:5753(eth5)]rx mode 1 mask 0x1 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12833(eth5)]dev->flags = 1003 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12927(eth5)]Adding mcast MAC: ffff8803f58a4c08 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_storm_rx_mode:5753(eth5)]rx mode 1 mask 0x1 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12833(eth5)]dev->flags = 1003 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_rx_mode:12927(eth5)]Adding mcast MAC: ffff8803f58a4c08 May 13 18:54:06 ibm-bc-53 kernel: [bnx2x_set_storm_rx_mode:5753(eth5)]rx mode 1 mask 0x1 May 13 18:54:06 ibm-bc-53 kernel: bnx2x: eth5 NIC Link is Up, 10000 Mbps full duplex, receive & transmit flow control ON -----Original Message----- From: Eilon Greenstein [mailto:eilong@...adcom.com] Sent: Thursday, May 13, 2010 7:32 PM To: Jon Zhou Cc: Eric Dumazet; netdev@...r.kernel.org Subject: RE: does the broadcom bnx2x support RSS/multi queue On Thu, 2010-05-13 at 02:44 -0700, Jon Zhou wrote: > insmod ./PF_RING/drivers/broadcom/netxtreme2-5.2.50/bnx2x-1.52.12/src/bnx2x.ko multi_mode=1 num_queues=4 int_mode=3 debug=1 There is no need to set multi_mode or int_mode - you are using the default values. However, I need more information on why you are using INTA and not MSI-X, so please set the debug to 0x20 > but seems MSI not enabled: > 34: 26 0 0 0 0 0 0 0 0 0 0 0 49470611 63427140 0 0 IO-APIC-fasteoi eth5 Indeed, you are using INT# - this is why you do not have multi-queue. Eilon
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