1. 06 1月, 2012 1 次提交
  2. 17 12月, 2011 2 次提交
  3. 09 12月, 2011 1 次提交
  4. 23 11月, 2011 1 次提交
  5. 17 11月, 2011 1 次提交
  6. 01 11月, 2011 1 次提交
  7. 19 10月, 2011 1 次提交
  8. 14 10月, 2011 1 次提交
  9. 07 10月, 2011 1 次提交
  10. 23 9月, 2011 1 次提交
  11. 17 9月, 2011 1 次提交
  12. 18 8月, 2011 1 次提交
  13. 14 8月, 2011 1 次提交
  14. 22 7月, 2011 2 次提交
  15. 07 7月, 2011 1 次提交
  16. 06 7月, 2011 1 次提交
  17. 28 6月, 2011 2 次提交
  18. 14 6月, 2011 1 次提交
  19. 09 6月, 2011 1 次提交
  20. 17 5月, 2011 1 次提交
    • T
      vmxnet3: Fix inconsistent LRO state after initialization · ebde6f8a
      Thomas Jarosch 提交于
      During initialization of vmxnet3, the state of LRO
      gets out of sync with netdev->features.
      
      This leads to very poor TCP performance in a IP forwarding
      setup and is hitting many VMware users.
      
      Simplified call sequence:
      1. vmxnet3_declare_features() initializes "adapter->lro" to true.
      
      2. The kernel automatically disables LRO if IP forwarding is enabled,
      so vmxnet3_set_flags() gets called. This also updates netdev->features.
      
      3. Now vmxnet3_setup_driver_shared() is called. "adapter->lro" is still
      set to true and LRO gets enabled again, even though
      netdev->features shows it's disabled.
      
      Fix it by updating "adapter->lro", too.
      
      The private vmxnet3 adapter flags are scheduled for removal
      in net-next, see commit a0d2730c
      "net: vmxnet3: convert to hw_features".
      
      Patch applies to 2.6.37 / 2.6.38 and 2.6.39-rc6.
      
      Please CC: comments.
      Signed-off-by: NThomas Jarosch <thomas.jarosch@intra2net.com>
      Acked-by: NStephen Hemminger <shemminger@vyatta.com>
      Signed-off-by: NDavid S. Miller <davem@davemloft.net>
      ebde6f8a
  21. 13 5月, 2011 1 次提交
  22. 07 5月, 2011 1 次提交
    • R
      vmxnet3: Consistently disable irqs when taking adapter->cmd_lock · e328d410
      Roland Dreier 提交于
      Using the vmxnet3 driver produces a lockdep warning because
      vmxnet3_set_mc(), which is called with mc->mca_lock held, takes
      adapter->cmd_lock.  However, there are a couple of places where
      adapter->cmd_lock is taken with softirqs enabled, lockdep warns that a
      softirq that tries to take mc->mca_lock could happen while
      adapter->cmd_lock is held, leading to an AB-BA deadlock.
      
      I'm not sure if this is a real potential deadlock or not, but the
      simplest and best fix seems to be simply to make sure we take cmd_lock
      with spin_lock_irqsave() everywhere -- the places with plain spin_lock
      just look like oversights.
      
      The full enormous lockdep warning is:
      
       =========================================================
       [ INFO: possible irq lock inversion dependency detected ]
       2.6.39-rc6+ #1
       ---------------------------------------------------------
       ifconfig/567 just changed the state of lock:
        (&(&mc->mca_lock)->rlock){+.-...}, at: [<ffffffff81531e9f>] mld_ifc_timer_expire+0xff/0x280
       but this lock took another, SOFTIRQ-unsafe lock in the past:
        (&(&adapter->cmd_lock)->rlock){+.+...}
      
       and interrupts could create inverse lock ordering between them.
      
       other info that might help us debug this:
       4 locks held by ifconfig/567:
        #0:  (rtnl_mutex){+.+.+.}, at: [<ffffffff8147d547>] rtnl_lock+0x17/0x20
        #1:  ((inetaddr_chain).rwsem){.+.+.+}, at: [<ffffffff810896cf>] __blocking_notifier_call_chain+0x5f/0xb0
        #2:  (&idev->mc_ifc_timer){+.-...}, at: [<ffffffff8106f21b>] run_timer_softirq+0xeb/0x3f0
        #3:  (&ndev->lock){++.-..}, at: [<ffffffff81531dd2>] mld_ifc_timer_expire+0x32/0x280
      
       the shortest dependencies between 2nd lock and 1st lock:
         -> (&(&adapter->cmd_lock)->rlock){+.+...} ops: 11 {
            HARDIRQ-ON-W at:
                                                  [<ffffffff8109ad86>] __lock_acquire+0x7f6/0x1e10
                                                  [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                                  [<ffffffff81571156>] _raw_spin_lock+0x36/0x70
                                                  [<ffffffffa000d212>] vmxnet3_alloc_intr_resources+0x22/0x230 [vmxnet3]
                                                  [<ffffffffa0014031>] vmxnet3_probe_device+0x5f6/0x15c5 [vmxnet3]
                                                  [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
                                                  [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
                                                  [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
                                                  [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
                                                  [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
                                                  [<ffffffff81373a2e>] driver_attach+0x1e/0x20
                                                  [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
                                                  [<ffffffff813745b6>] driver_register+0x76/0x140
                                                  [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
                                                  [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
                                                  [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                                  [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
                                                  [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
            SOFTIRQ-ON-W at:
                                                  [<ffffffff8109adb7>] __lock_acquire+0x827/0x1e10
                                                  [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                                  [<ffffffff81571156>] _raw_spin_lock+0x36/0x70
                                                  [<ffffffffa000d212>] vmxnet3_alloc_intr_resources+0x22/0x230 [vmxnet3]
                                                  [<ffffffffa0014031>] vmxnet3_probe_device+0x5f6/0x15c5 [vmxnet3]
                                                  [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
                                                  [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
                                                  [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
                                                  [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
                                                  [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
                                                  [<ffffffff81373a2e>] driver_attach+0x1e/0x20
                                                  [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
                                                  [<ffffffff813745b6>] driver_register+0x76/0x140
                                                  [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
                                                  [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
                                                  [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                                  [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
                                                  [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
            INITIAL USE at:
                                                 [<ffffffff8109a9e9>] __lock_acquire+0x459/0x1e10
                                                 [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                                 [<ffffffff81571156>] _raw_spin_lock+0x36/0x70
                                                 [<ffffffffa000d212>] vmxnet3_alloc_intr_resources+0x22/0x230 [vmxnet3]
                                                 [<ffffffffa0014031>] vmxnet3_probe_device+0x5f6/0x15c5 [vmxnet3]
                                                 [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
                                                 [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
                                                 [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
                                                 [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
                                                 [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
                                                 [<ffffffff81373a2e>] driver_attach+0x1e/0x20
                                                 [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
                                                 [<ffffffff813745b6>] driver_register+0x76/0x140
                                                 [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
                                                 [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
                                                 [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                                 [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
                                                 [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
          }
          ... key      at: [<ffffffffa0017590>] __key.42516+0x0/0xffffffffffffda70 [vmxnet3]
          ... acquired at:
          [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
          [<ffffffff81571bb5>] _raw_spin_lock_irqsave+0x55/0xa0
          [<ffffffffa000de27>] vmxnet3_set_mc+0x97/0x1a0 [vmxnet3]
          [<ffffffff8146ffa0>] __dev_set_rx_mode+0x40/0xb0
          [<ffffffff81470040>] dev_set_rx_mode+0x30/0x50
          [<ffffffff81470127>] __dev_open+0xc7/0x100
          [<ffffffff814703c1>] __dev_change_flags+0xa1/0x180
          [<ffffffff81470568>] dev_change_flags+0x28/0x70
          [<ffffffff814da960>] devinet_ioctl+0x730/0x800
          [<ffffffff814db508>] inet_ioctl+0x88/0xa0
          [<ffffffff814541f0>] sock_do_ioctl+0x30/0x70
          [<ffffffff814542a9>] sock_ioctl+0x79/0x2f0
          [<ffffffff81188798>] do_vfs_ioctl+0x98/0x570
          [<ffffffff81188d01>] sys_ioctl+0x91/0xa0
          [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
      
        -> (_xmit_ETHER){+.....} ops: 6 {
           HARDIRQ-ON-W at:
                                                [<ffffffff8109ad86>] __lock_acquire+0x7f6/0x1e10
                                                [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                                [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
                                                [<ffffffff81475618>] __dev_mc_add+0x38/0x90
                                                [<ffffffff814756a0>] dev_mc_add+0x10/0x20
                                                [<ffffffff81532c9e>] igmp6_group_added+0x10e/0x1b0
                                                [<ffffffff81533f2d>] ipv6_dev_mc_inc+0x2cd/0x430
                                                [<ffffffff81515e17>] ipv6_add_dev+0x357/0x450
                                                [<ffffffff81519f27>] addrconf_notify+0x2f7/0xb10
                                                [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
                                                [<ffffffff81089586>] raw_notifier_call_chain+0x16/0x20
                                                [<ffffffff814689b7>] call_netdevice_notifiers+0x37/0x70
                                                [<ffffffff8146a944>] register_netdevice+0x244/0x2d0
                                                [<ffffffff8146aa0f>] register_netdev+0x3f/0x60
                                                [<ffffffffa001419b>] vmxnet3_probe_device+0x760/0x15c5 [vmxnet3]
                                                [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
                                                [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
                                                [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
                                                [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
                                                [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
                                                [<ffffffff81373a2e>] driver_attach+0x1e/0x20
                                                [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
                                                [<ffffffff813745b6>] driver_register+0x76/0x140
                                                [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
                                                [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
                                                [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                                [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
                                                [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
           INITIAL USE at:
                                               [<ffffffff8109a9e9>] __lock_acquire+0x459/0x1e10
                                               [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                               [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
                                               [<ffffffff81475618>] __dev_mc_add+0x38/0x90
                                               [<ffffffff814756a0>] dev_mc_add+0x10/0x20
                                               [<ffffffff81532c9e>] igmp6_group_added+0x10e/0x1b0
                                               [<ffffffff81533f2d>] ipv6_dev_mc_inc+0x2cd/0x430
                                               [<ffffffff81515e17>] ipv6_add_dev+0x357/0x450
                                               [<ffffffff81519f27>] addrconf_notify+0x2f7/0xb10
                                               [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
                                               [<ffffffff81089586>] raw_notifier_call_chain+0x16/0x20
                                               [<ffffffff814689b7>] call_netdevice_notifiers+0x37/0x70
                                               [<ffffffff8146a944>] register_netdevice+0x244/0x2d0
                                               [<ffffffff8146aa0f>] register_netdev+0x3f/0x60
                                               [<ffffffffa001419b>] vmxnet3_probe_device+0x760/0x15c5 [vmxnet3]
                                               [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
                                               [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
                                               [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
                                               [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
                                               [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
                                               [<ffffffff81373a2e>] driver_attach+0x1e/0x20
                                               [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
                                               [<ffffffff813745b6>] driver_register+0x76/0x140
                                               [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
                                               [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
                                               [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                               [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
                                               [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
         }
         ... key      at: [<ffffffff827fd868>] netdev_addr_lock_key+0x8/0x1e0
         ... acquired at:
          [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
          [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
          [<ffffffff81475618>] __dev_mc_add+0x38/0x90
          [<ffffffff814756a0>] dev_mc_add+0x10/0x20
          [<ffffffff81532c9e>] igmp6_group_added+0x10e/0x1b0
          [<ffffffff81533f2d>] ipv6_dev_mc_inc+0x2cd/0x430
          [<ffffffff81515e17>] ipv6_add_dev+0x357/0x450
          [<ffffffff81519f27>] addrconf_notify+0x2f7/0xb10
          [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
          [<ffffffff81089586>] raw_notifier_call_chain+0x16/0x20
          [<ffffffff814689b7>] call_netdevice_notifiers+0x37/0x70
          [<ffffffff8146a944>] register_netdevice+0x244/0x2d0
          [<ffffffff8146aa0f>] register_netdev+0x3f/0x60
          [<ffffffffa001419b>] vmxnet3_probe_device+0x760/0x15c5 [vmxnet3]
          [<ffffffff812df67f>] local_pci_probe+0x5f/0xd0
          [<ffffffff812dfde9>] pci_device_probe+0x119/0x120
          [<ffffffff81373df6>] driver_probe_device+0x96/0x1c0
          [<ffffffff81373fcb>] __driver_attach+0xab/0xb0
          [<ffffffff81372a1e>] bus_for_each_dev+0x5e/0x90
          [<ffffffff81373a2e>] driver_attach+0x1e/0x20
          [<ffffffff813735b8>] bus_add_driver+0xc8/0x290
          [<ffffffff813745b6>] driver_register+0x76/0x140
          [<ffffffff812e0046>] __pci_register_driver+0x66/0xe0
          [<ffffffffa001b03a>] serio_raw_poll+0x3a/0x60 [serio_raw]
          [<ffffffff81002165>] do_one_initcall+0x45/0x190
          [<ffffffff810aa76b>] sys_init_module+0xfb/0x250
          [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
      
       -> (&(&mc->mca_lock)->rlock){+.-...} ops: 6 {
          HARDIRQ-ON-W at:
                                              [<ffffffff8109ad86>] __lock_acquire+0x7f6/0x1e10
                                              [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                              [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
                                              [<ffffffff81532bd5>] igmp6_group_added+0x45/0x1b0
                                              [<ffffffff81533f2d>] ipv6_dev_mc_inc+0x2cd/0x430
                                              [<ffffffff81515e17>] ipv6_add_dev+0x357/0x450
                                              [<ffffffff81ce0d16>] addrconf_init+0x4e/0x183
                                              [<ffffffff81ce0ba1>] inet6_init+0x191/0x2a6
                                              [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                              [<ffffffff81ca4d3f>] kernel_init+0xe3/0x168
                                              [<ffffffff8157b2e4>] kernel_thread_helper+0x4/0x10
          IN-SOFTIRQ-W at:
                                              [<ffffffff8109ad5e>] __lock_acquire+0x7ce/0x1e10
                                              [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                              [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
                                              [<ffffffff81531e9f>] mld_ifc_timer_expire+0xff/0x280
                                              [<ffffffff8106f2a9>] run_timer_softirq+0x179/0x3f0
                                              [<ffffffff810666d0>] __do_softirq+0xc0/0x210
                                              [<ffffffff8157b3dc>] call_softirq+0x1c/0x30
                                              [<ffffffff8100d42d>] do_softirq+0xad/0xe0
                                              [<ffffffff81066afe>] irq_exit+0x9e/0xb0
                                              [<ffffffff8157bd40>] smp_apic_timer_interrupt+0x70/0x9b
                                              [<ffffffff8157ab93>] apic_timer_interrupt+0x13/0x20
                                              [<ffffffff8149d857>] rt_do_flush+0x87/0x2a0
                                              [<ffffffff814a16b6>] rt_cache_flush+0x46/0x60
                                              [<ffffffff814e36e0>] fib_disable_ip+0x40/0x60
                                              [<ffffffff814e5447>] fib_inetaddr_event+0xd7/0xe0
                                              [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
                                              [<ffffffff810896e8>] __blocking_notifier_call_chain+0x78/0xb0
                                              [<ffffffff81089736>] blocking_notifier_call_chain+0x16/0x20
                                              [<ffffffff814d8021>] __inet_del_ifa+0xf1/0x2e0
                                              [<ffffffff814d8223>] inet_del_ifa+0x13/0x20
                                              [<ffffffff814da731>] devinet_ioctl+0x501/0x800
                                              [<ffffffff814db508>] inet_ioctl+0x88/0xa0
                                              [<ffffffff814541f0>] sock_do_ioctl+0x30/0x70
                                              [<ffffffff814542a9>] sock_ioctl+0x79/0x2f0
                                              [<ffffffff81188798>] do_vfs_ioctl+0x98/0x570
                                              [<ffffffff81188d01>] sys_ioctl+0x91/0xa0
                                              [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
          INITIAL USE at:
                                             [<ffffffff8109a9e9>] __lock_acquire+0x459/0x1e10
                                             [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
                                             [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
                                             [<ffffffff81532bd5>] igmp6_group_added+0x45/0x1b0
                                             [<ffffffff81533f2d>] ipv6_dev_mc_inc+0x2cd/0x430
                                             [<ffffffff81515e17>] ipv6_add_dev+0x357/0x450
                                             [<ffffffff81ce0d16>] addrconf_init+0x4e/0x183
                                             [<ffffffff81ce0ba1>] inet6_init+0x191/0x2a6
                                             [<ffffffff81002165>] do_one_initcall+0x45/0x190
                                             [<ffffffff81ca4d3f>] kernel_init+0xe3/0x168
                                             [<ffffffff8157b2e4>] kernel_thread_helper+0x4/0x10
        }
        ... key      at: [<ffffffff82801be2>] __key.40877+0x0/0x8
        ... acquired at:
          [<ffffffff810997bc>] check_usage_forwards+0x9c/0x110
          [<ffffffff8109a32c>] mark_lock+0x19c/0x400
          [<ffffffff8109ad5e>] __lock_acquire+0x7ce/0x1e10
          [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
          [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
          [<ffffffff81531e9f>] mld_ifc_timer_expire+0xff/0x280
          [<ffffffff8106f2a9>] run_timer_softirq+0x179/0x3f0
          [<ffffffff810666d0>] __do_softirq+0xc0/0x210
          [<ffffffff8157b3dc>] call_softirq+0x1c/0x30
          [<ffffffff8100d42d>] do_softirq+0xad/0xe0
          [<ffffffff81066afe>] irq_exit+0x9e/0xb0
          [<ffffffff8157bd40>] smp_apic_timer_interrupt+0x70/0x9b
          [<ffffffff8157ab93>] apic_timer_interrupt+0x13/0x20
          [<ffffffff8149d857>] rt_do_flush+0x87/0x2a0
          [<ffffffff814a16b6>] rt_cache_flush+0x46/0x60
          [<ffffffff814e36e0>] fib_disable_ip+0x40/0x60
          [<ffffffff814e5447>] fib_inetaddr_event+0xd7/0xe0
          [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
          [<ffffffff810896e8>] __blocking_notifier_call_chain+0x78/0xb0
          [<ffffffff81089736>] blocking_notifier_call_chain+0x16/0x20
          [<ffffffff814d8021>] __inet_del_ifa+0xf1/0x2e0
          [<ffffffff814d8223>] inet_del_ifa+0x13/0x20
          [<ffffffff814da731>] devinet_ioctl+0x501/0x800
          [<ffffffff814db508>] inet_ioctl+0x88/0xa0
          [<ffffffff814541f0>] sock_do_ioctl+0x30/0x70
          [<ffffffff814542a9>] sock_ioctl+0x79/0x2f0
          [<ffffffff81188798>] do_vfs_ioctl+0x98/0x570
          [<ffffffff81188d01>] sys_ioctl+0x91/0xa0
          [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
      
       stack backtrace:
       Pid: 567, comm: ifconfig Not tainted 2.6.39-rc6+ #1
       Call Trace:
        <IRQ>  [<ffffffff810996f6>] print_irq_inversion_bug+0x146/0x170
        [<ffffffff81099720>] ? print_irq_inversion_bug+0x170/0x170
        [<ffffffff810997bc>] check_usage_forwards+0x9c/0x110
        [<ffffffff8109a32c>] mark_lock+0x19c/0x400
        [<ffffffff8109ad5e>] __lock_acquire+0x7ce/0x1e10
        [<ffffffff8109a383>] ? mark_lock+0x1f3/0x400
        [<ffffffff8109b497>] ? __lock_acquire+0xf07/0x1e10
        [<ffffffff81012255>] ? native_sched_clock+0x15/0x70
        [<ffffffff8109ca4d>] lock_acquire+0x9d/0x130
        [<ffffffff81531e9f>] ? mld_ifc_timer_expire+0xff/0x280
        [<ffffffff8109759d>] ? lock_release_holdtime+0x3d/0x1a0
        [<ffffffff8157124b>] _raw_spin_lock_bh+0x3b/0x70
        [<ffffffff81531e9f>] ? mld_ifc_timer_expire+0xff/0x280
        [<ffffffff8157170b>] ? _raw_spin_unlock+0x2b/0x40
        [<ffffffff81531e9f>] mld_ifc_timer_expire+0xff/0x280
        [<ffffffff8106f2a9>] run_timer_softirq+0x179/0x3f0
        [<ffffffff8106f21b>] ? run_timer_softirq+0xeb/0x3f0
        [<ffffffff810122b9>] ? sched_clock+0x9/0x10
        [<ffffffff81531da0>] ? mld_gq_timer_expire+0x30/0x30
        [<ffffffff810666d0>] __do_softirq+0xc0/0x210
        [<ffffffff8109455f>] ? tick_program_event+0x1f/0x30
        [<ffffffff8157b3dc>] call_softirq+0x1c/0x30
        [<ffffffff8100d42d>] do_softirq+0xad/0xe0
        [<ffffffff81066afe>] irq_exit+0x9e/0xb0
        [<ffffffff8157bd40>] smp_apic_timer_interrupt+0x70/0x9b
        [<ffffffff8157ab93>] apic_timer_interrupt+0x13/0x20
        <EOI>  [<ffffffff81571f14>] ? retint_restore_args+0x13/0x13
        [<ffffffff810974a7>] ? lock_is_held+0x17/0xd0
        [<ffffffff8149d857>] rt_do_flush+0x87/0x2a0
        [<ffffffff814a16b6>] rt_cache_flush+0x46/0x60
        [<ffffffff814e36e0>] fib_disable_ip+0x40/0x60
        [<ffffffff814e5447>] fib_inetaddr_event+0xd7/0xe0
        [<ffffffff81575c1c>] notifier_call_chain+0x8c/0xc0
        [<ffffffff810896e8>] __blocking_notifier_call_chain+0x78/0xb0
        [<ffffffff81089736>] blocking_notifier_call_chain+0x16/0x20
        [<ffffffff814d8021>] __inet_del_ifa+0xf1/0x2e0
        [<ffffffff814d8223>] inet_del_ifa+0x13/0x20
        [<ffffffff814da731>] devinet_ioctl+0x501/0x800
        [<ffffffff8108a3af>] ? local_clock+0x6f/0x80
        [<ffffffff81575898>] ? do_page_fault+0x268/0x560
        [<ffffffff814db508>] inet_ioctl+0x88/0xa0
        [<ffffffff814541f0>] sock_do_ioctl+0x30/0x70
        [<ffffffff814542a9>] sock_ioctl+0x79/0x2f0
        [<ffffffff810dfe87>] ? __call_rcu+0xa7/0x190
        [<ffffffff81188798>] do_vfs_ioctl+0x98/0x570
        [<ffffffff8117737e>] ? fget_light+0x33e/0x430
        [<ffffffff81571ef9>] ? retint_swapgs+0x13/0x1b
        [<ffffffff81188d01>] sys_ioctl+0x91/0xa0
        [<ffffffff8157a142>] system_call_fastpath+0x16/0x1b
      Signed-off-by: NRoland Dreier <roland@purestorage.com>
      Signed-off-by: NShreyas N Bhatewara <sbhatewara@vmware.com>
      Signed-off-by: NScott J. Goldman <scottjg@vmware.com>
      Signed-off-by: NDavid S. Miller <davem@davemloft.net>
      e328d410
  23. 30 4月, 2011 1 次提交
    • D
      ethtool: cosmetic: Use ethtool ethtool_cmd_speed API · 70739497
      David Decotigny 提交于
      This updates the network drivers so that they don't access the
      ethtool_cmd::speed field directly, but use ethtool_cmd_speed()
      instead.
      
      For most of the drivers, these changes are purely cosmetic and don't
      fix any problem, such as for those 1GbE/10GbE drivers that indirectly
      call their own ethtool get_settings()/mii_ethtool_gset(). The changes
      are meant to enforce code consistency and provide robustness with
      future larger throughputs, at the expense of a few CPU cycles for each
      ethtool operation.
      
      All drivers compiled with make allyesconfig ion x86_64 have been
      updated.
      
      Tested: make allyesconfig on x86_64 + e1000e/bnx2x work
      Signed-off-by: NDavid Decotigny <decot@google.com>
      Signed-off-by: NDavid S. Miller <davem@davemloft.net>
      70739497
  24. 19 4月, 2011 1 次提交
  25. 31 3月, 2011 1 次提交
  26. 28 3月, 2011 1 次提交
    • S
      net: fix ethtool->set_flags not intended -EINVAL return value · 673e63c6
      Stanislaw Gruszka 提交于
      After commit d5dbda23 "ethtool: Add
      support for vlan accleration.", drivers that have NETIF_F_HW_VLAN_TX,
      and/or NETIF_F_HW_VLAN_RX feature, but do not allow enable/disable vlan
      acceleration via ethtool set_flags, always return -EINVAL from that
      function. Fix by returning -EINVAL only if requested features do not
      match current settings and can not be changed by driver.
      
      Change any driver that define ethtool->set_flags to use
      ethtool_invalid_flags() to avoid similar problems in the future
      (also on drivers that do not have the problem).
      
      Tested with modified (to reproduce this bug) myri10ge driver.
      
      Cc: stable@kernel.org # 2.6.37+
      Signed-off-by: NStanislaw Gruszka <sgruszka@redhat.com>
      Signed-off-by: NDavid S. Miller <davem@davemloft.net>
      673e63c6
  27. 16 1月, 2011 8 次提交
  28. 21 12月, 2010 2 次提交
  29. 17 12月, 2010 1 次提交
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