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* tcp: tcp_prequeue() can use keyed wakeupsEric Dumazet2009-05-07
| | | | | | | | We can avoid waking up tasks not interested in receive notifications, using wake_up_interruptible_poll() instead of wake_up_interruptible() Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* tcp: tcp_prequeue() cleanupEric Dumazet2009-05-07
| | | | | | | | Small cleanup patch to reduce line lengths, before a change in tcp_prequeue(). Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* net: Add missing rculist.h include to netdevice.hDavid S. Miller2009-05-06
| | | | | | | Otherwise list_for_each_entry_rcu() et al. aren't visible and we get build failures in some configurations. Signed-off-by: David S. Miller <davem@davemloft.net>
* net: Make inet_twsk_put similar to sock_putArnaldo Carvalho de Melo2009-05-06
| | | | | | | | | | By separating the freeing code from the refcounting decrementing. Probably reducing icache pressure when we still have reference counts to go. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ixgbe: Proposed PARCH PCIE legacy I/O port free intel 10Gb NIC drivergouji-new2009-05-06
| | | | | | | | | | | | | | | | | Traditionally Intel based NIC drivers request I/O port even though it doesn't need that really. Intel PCIE 10Gb driver (ixgbe) also requests I/O port but it doesn't need it either. This is a little inconvenient situation because sometimes we have to handle those cards on the slots where any I/O space is not attached. So we made pach which makes ixgbe driver legacy I/O port free. Signed-off-by: Masayuki Gouji <gouji.masayuki@jp.fujitsu.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ixgbe: Return PCI_ERS_RESULT_DISCONNECT when bus is disabledBreno Leitao2009-05-06
| | | | | | | | | | | | | According to the "PCI Error Recovery" document, if after a recovery, the bus is disabled, the error_detected function should return PCI_ERS_RESULT_DISCONNECT. Actually ixgbe error_detected function is always returning PCI_ERS_RESULT_NEED_RESET, even if the bus is in failure. This patch just check if the bus is disabled and then returns PCI_ERS_RESULT_DISCONNET. Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ixgbe: remove ixgbe_napi_add/del_all referencesAlexander Duyck2009-05-06
| | | | | | | | | | | There were still some references to napi_add/del_all left after the dynamic vector allocation patch. This patch removes those references since the ixgbe_napi_add/del_all calls are no longer needed as the napi struct is added when the vector is created, and deleted when the vector is freed. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ixgbe: skb_record_rx_queue should record rx queue instead of vectorAlexander Duyck2009-05-06
| | | | | | | | | | currently ixgbe_receive_skb is passing the vector index to skb_record_rx_queue instead of the queue index. This patch changes that so that the ring index is passed instead. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ixgbe: make q_vectors dynamic to reduce netdev sizeAlexander Duyck2009-05-06
| | | | | | | | | | | | Currently the q_vectors are being allocated statically inside of the adapter struct. This increases the overall size of the adapter struct when we can easily allocate the vectors dynamically. This patch changes that behavior so that the q_vectors are allocated dynamically and the napi structures are automatically allocated inside of the q_vectors as needed. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* pci: update 82576 sr-iov quirk with latest device IDsAlexander Duyck2009-05-06
| | | | | | | | | The current quirk doesn't include all 82576 device IDs. This update resolves that. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* igb/igbvf: set rx csum always enabled in hw, disable via swAlexander Duyck2009-05-06
| | | | | | | | | | | | An issue was found in which rx checksum could not be enabled without resetting the interface. The issue was the hardware enable was not being done via ethtool. To resolve this issue and prevent conflicts with VF configuration we will leave the feature always enabled in hardware, and then in software we will choose to ignore the results via a sw flag. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* igbvf: cleanup flags and allow for rx checksum to be disabledAlexander Duyck2009-05-06
| | | | | | | | | | This patch cleans up a number of unused or unneeded feature flags. As a result of these changes the user should now be able to enable or disable rx checksumming via ethtool. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* mv643xx_eth: only unmask RX and TX_END interrupts for available queuesSaeed Bishara2009-05-06
| | | | | | | | | | | | It is not a good idea to blindly unmask the RX and TX_END interrupts for all eight queues on all mv643xx_eth hardware, since some variations of the hardware have less than eight transmit/receive queues, and the RX/TX_END interrupts for the queues they don't have can be in use by other interrupt sources. Signed-off-by: Saeed Bishara <saeed@marvell.com> Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* mv643xx_eth: rework receive skb cache alignmentLennert Buytenhek2009-05-06
| | | | | | | | | | | | On the platforms that mv643xx_eth is used on, the manual skb->data alignment logic in mv643xx_eth can be simplified, as the only case we need to handle is where NET_SKB_PAD is not a multiple of the cache line size. If this is the case, the extra padding we need can be computed at compile time, while if NET_SKB_PAD _is_ a multiple of the cache line size, the code can be optimised out entirely. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* mv643xx_eth: minor register definition cleanupLennert Buytenhek2009-05-06
| | | | | | | | | Move the definitions for the SDMA and port serial configuration register values to where all the other register definitions live, and expand the shifts to 32 bit constants. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* mv643xx_eth: count handling a link event as one unit of napi workLennert Buytenhek2009-05-06
| | | | | Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* mv643xx_eth: fix variable shadowing sparse warningLennert Buytenhek2009-05-06
| | | | | Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* netxen: fix bonding supportDhananjay Phadke2009-05-06
| | | | | | | | o Pause traffic during mac addr change. o Enable setting mac address for NX3031. Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* netxen: fix mac list managementDhananjay Phadke2009-05-06
| | | | | | | | | o use standard linked list api for mac addr list management in NX3031. o release mac addresses in firmware in dev close(). Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* netxen: fix race in tx ring acccessDhananjay Phadke2009-05-06
| | | | | | | | Fix the distance check between tx ring producer and consumer that could lead to tx ring wrap around. Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* lasi_82596: fix printk format warningAlexander Beregalov2009-05-05
| | | | | | | | | | drivers/net/lasi_82596.c:164: warning: format '%lx' expects type 'long unsigned int', but argument 3 has type 'resource_size_t' drivers/net/lasi_82596.c:169: warning: format '%lx' expects type 'long unsigned int', but argument 2 has type 'resource_size_t' Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* tcp:fix the code indentShan Wei2009-05-05
| | | | | Signed-off-by: Shan Wei<shanwei@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* r6040: bump version to 0.23 and date to 05May2009Florian Fainelli2009-05-05
| | | | | | | Bump version to 0.23 and date to 05May2009. Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
* r6040: check for absent PHYFlorian Fainelli2009-05-05
| | | | | | | | | | | Some devices have two R6040 MACs but the second one is not wired to any PHY, therefore the interface is just unusable. Warn the user about that and prevent device from registering. Tested-by: bifferos <bifferos@yahoo.co.uk> Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
* bonding: get rid of CONFIG_PROC_FS ifdefsJiri Pirko2009-05-05
| | | | | | | | | | Remove CONFIG_PROC_FS ifdefs from the code by adding void functions. Signed-off-by: Jiri Pirko <jpirko@redhat.com> drivers/net/bonding/bond_main.c | 30 ++++++++++++++++++++---------- 1 files changed, 20 insertions(+), 10 deletions(-) Signed-off-by: David S. Miller <davem@davemloft.net>
* net: introduce a list of device addresses dev_addr_list (v6)Jiri Pirko2009-05-05
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | v5 -> v6 (current): -removed so far unused static functions -corrected dev_addr_del_multiple to call del instead of add v4 -> v5: -added device address type (suggested by davem) -removed refcounting (better to have simplier code then safe potentially few bytes) v3 -> v4: -changed kzalloc to kmalloc in __hw_addr_add_ii() -ASSERT_RTNL() avoided in dev_addr_flush() and dev_addr_init() v2 -> v3: -removed unnecessary rcu read locking -moved dev_addr_flush() calling to ensure no null dereference of dev_addr v1 -> v2: -added forgotten ASSERT_RTNL to dev_addr_init and dev_addr_flush -removed unnecessary rcu_read locking in dev_addr_init -use compare_ether_addr_64bits instead of compare_ether_addr -use L1_CACHE_BYTES as size for allocating struct netdev_hw_addr -use call_rcu instead of rcu_synchronize -moved is_etherdev_addr into __KERNEL__ ifdef This patch introduces a new list in struct net_device and brings a set of functions to handle the work with device address list. The list is a replacement for the original dev_addr field and because in some situations there is need to carry several device addresses with the net device. To be backward compatible, dev_addr is made to point to the first member of the list so original drivers sees no difference. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* net: smsc911x: add power management functionsDaniel Mack2009-05-05
| | | | | | | | | | This adds a power management implementation for smsc911x.c which assumes the chips remains powered during suspend. The device is put in its D1 power saving mode. Signed-off-by: Daniel Mack <daniel@caiaq.de> Acked-by: Steve Glendinning <steve.glendinning@smsc.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* net: remove driver_data direct access of struct device from more driversGreg Kroah-Hartman2009-05-05
| | | | | | | | | | | In the near future, the driver core is going to not allow direct access to the driver_data pointer in struct device. Instead, the functions dev_get_drvdata() and dev_set_drvdata() should be used. These functions have been around since the beginning, so are backwards compatible with all older kernel versions. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
* netns 2/2: extract net_create()Alexey Dobriyan2009-05-04
| | | | | | | | net_create() will be used by C/R to create fresh netns on restart. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* netns 1/2: don't get/put old netns on CLONE_NEWNETAlexey Dobriyan2009-05-04
| | | | | | | | | copy_net_ns() doesn't copy anything, it creates fresh netns, so get/put of old netns isn't needed. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* macb: Add support of the netpoll APIThomas Petazzoni2009-05-04
| | | | | | | | | | | | | With this patch in place, I'm successfully able to use the netconsole mechanism with the Calao USB-A9263 board, which uses the AT91SAM9263 CPU, which in terms of Ethernet controller is supported by the macb driver. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> [haavard.skinnemoen@atmel.com: disable_irq() -> local_irq_save()] [haavard.skinnemoen@atmel.com: convert to net_device_ops] Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* tcp: extend ECN sysctl to allow server-side only ECNIlpo Järvinen2009-05-04
| | | | | | | | | | | | | | | | | | | | | | | | | | This should be very safe compared with full enabled, so I see no reason why it shouldn't be done right away. As ECN can only be negotiated if the SYN sending party is also supporting it, somebody in the loop probably knows what he/she is doing. If SYN does not ask for ECN, the server side SYN-ACK is identical to what it is without ECN. Thus it's quite safe. The chosen value is safe w.r.t to existing configs which choose to currently set manually either 0 or 1 but silently upgrades those who have not explicitly requested ECN off. Whether to just enable both sides comes up time to time but unless that gets done now we can at least make the servers aware of ECN already. As there are some known problems to occur if ECN is enabled, it's currently questionable whether there's any real gain from enabling clients as servers mostly won't support it anyway (so we'd hit just the negative sides). After enabling the servers and getting that deployed, the client end enable really has some potential gain too. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
* net: Avoid modulus in skb_tx_hash() for forwarding case.David S. Miller2009-05-03
| | | | | | | | | | | | | Based almost entirely upon a patch by Eric Dumazet. The common case is to have num-tx-queues <= num_rx_queues and even if num_tx_queues is larger it will not be significantly larger. Therefore, a subtraction loop is always going to be faster than modulus. Signed-off-by: David S. Miller <davem@davemloft.net>
* ipv4: remove unused macro (FIB_RES_RESET) from ip_fib.h.Rami Rosen2009-05-03
| | | | | Signed-off-by: Rami Rosen <ramirose@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* ne2k-pci: use dev->addr_len instead of "6"Jiri Pirko2009-05-03
| | | | | | | | | | | | Spotted a tiny ugliness in a recently posted patch. This patch cuts it out. Jirka Signed-off-by: Jiri Pirko <jpirko@redhat.com> drivers/net/ne2k-pci.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) Signed-off-by: David S. Miller <davem@davemloft.net>
* Merge branch 'master' of ↵David S. Miller2009-05-03
|\ | | | | | | master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
| * ne2k-pci: Do not register device until initialized.Lubomir Rintel2009-05-02
| | | | | | | | | | | | | | | | | | Doing it in reverse order causes uevent to be sent before we have a MAC address, which confuses udev. Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> Acked-by: Jeff Garzik <jgarzik@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * Subject: [PATCH] br2684: restore net_dev initializationRabin Vincent2009-05-02
| | | | | | | | | | | | | | | | | | | | | | | | Commit 0ba25ff4c669e5395110ba6ab4958a97a9f96922 ("br2684: convert to net_device_ops") inadvertently deleted the initialization of the net_dev pointer in the br2684_dev structure, leading to crashes. This patch adds it back. Reported-by: Mikko Vinni <mmvinni@yahoo.com> Tested-by: Mikko Vinni <mmvinni@yahoo.com> Signed-off-by: Rabin Vincent <rabin@rab.in> Signed-off-by: David S. Miller <davem@davemloft.net>
| * net: Only store high 16 bits of kernel generated filter prioritiesRobert Love2009-05-02
| | | | | | | | | | | | | | | | | | | | | | | | The kernel should only be using the high 16 bits of a kernel generated priority. Filter priorities in all other cases only use the upper 16 bits of the u32 'prio' field of 'struct tcf_proto', but when the kernel generates the priority of a filter is saves all 32 bits which can result in incorrect lookup failures when a filter needs to be deleted or modified. Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* | Merge branch 'master' of ↵David S. Miller2009-05-03
|\| | | | | | | master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
| * virtio_net: Fix function name typoAlex Williamson2009-05-02
| | | | | | | | | | Signed-off-by: Alex Williamson <alex.williamson@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * virtio_net: Cleanup command queue scatterlist usageAlex Williamson2009-05-02
| | | | | | | | | | | | | | | | | | | | We were avoiding calling sg_init* on scatterlists passed into virtnet_send_command to prevent extraneous end markers. This caused build warnings for uninitialized variables. Cleanup the code to create proper scatterlists. Signed-off-by: Alex Williamson <alex.williamson@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * bonding: correct the cleanup in bond_create()Jiri Pirko2009-05-01
| | | | | | | | | | | | | | | | This patch makes the cleanup in bond_create nicer :) Also now the forgotten free_netdev is called. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * virtio: add missing include to virtio_net.hGrant Likely2009-05-01
| | | | | | | | | | | | | | | | virtio_net.h uses the macro ETH_ALEN which is defined in linux/if_ether.h. Discovered when hacking on virtio-over-pci patches. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
| * smsc95xx: add support for LAN9512 and LAN9514Steve Glendinning2009-05-01
| | | | | | | | | | | | | | | | | | | | | | | | LAN9512 and LAN9514 are USB hubs with an integrated 10/100 ethernet controller. Logically this looks like an ethernet controller (similar to LAN9500) permanently attached to one of the hub's downstream ports. This patch adds the usb device id of the new ethernet controller to the smsc95xx driver. This id is the same in both new devices. Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * smsc95xx: configure LED outputsSteve Glendinning2009-05-01
| | | | | | | | | | | | | | | | | | | | | | | | SMSC LAN9500 has dual purpose GPIO/LED pins, and by default at power-on these are configured as GPIOs. This means that if LEDs are fitted they won't ever light. This patch sets them to be LED outputs for speed, duplex and link/activity. Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * netconsole: take care of NETDEV_UNREGISTER eventBruno Prémont2009-05-01
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When netconsole is loaded and a network interface fades away (e.g. on rmmod $interface_driver_module) the rmmod remains stuck and some locks are taken that prevent any additional module loading/unloading as well as interface up/down changes. In addition kernel logs (and console) get flooded at 10s interval with [ 122.464065] unregister_netdevice: waiting for eth0 to become free. Usage count = 1 [ 132.704059] unregister_netdevice: waiting for eth0 to become free. Usage count = 1 This patch lets netconsole take NETDEV_UNREGISTER event into account and release the affected interface if it was in use. Signed-off-by: Bruno Prémont <bonbons@linux-vserver.org> Acked-by: Matt Mackall <mpm@selenic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * xt_socket: checks for the state of nf_conntrackLaszlo Attila Toth2009-05-01
| | | | | | | | | | | | | | xt_socket can use connection tracking, and checks whether it is a module. Signed-off-by: Laszlo Attila Toth <panther@balabit.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
| * bonding: bond_slave_info_query() fixEric Dumazet2009-05-01
| | | | | | | | | | | | | | | | | | bond_slave_info_query() should keep a read lock while accessing slave info, or risk accessing stale data and corruption. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * cxgb3: fixing gcc 4.4 compiler warning: suggest parentheses around operand ↵Sergey Senozhatsky2009-05-01
| | | | | | | | | | | | | | | | | | | | | | of ‘!’ Trivial: fixing gcc 4.4 compiler warning: drivers/net/cxgb3/t3_hw.c: In function ‘t3_prep_adapter’: drivers/net/cxgb3/t3_hw.c:3782: warning: suggest parentheses around operand of ‘!’ or change ‘|’ to ‘||’ or ‘!’ to ‘~’ Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@mail.by> Signed-off-by: David S. Miller <davem@davemloft.net>
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