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2017-08-03mlxsw: spectrum_router: Ignore address families other than IPv4Ido Schimmel
We're about to add IPv6 notifications in the FIB notification chain, but the driver currently doesn't support these, so ignore them. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: core: Make the FIB notification chain genericIdo Schimmel
The FIB notification chain is currently soley used by IPv4 code. However, we're going to introduce IPv6 FIB offload support, which requires these notification as well. As explained in commit c3852ef7f2f8 ("ipv4: fib: Replay events when registering FIB notifier"), upon registration to the chain, the callee receives a full dump of the FIB tables and rules by traversing all the net namespaces. The integrity of the dump is ensured by a per-namespace sequence counter that is incremented whenever a change to the tables or rules occurs. In order to allow more address families to use the chain, each family is expected to register its fib_notifier_ops in its pernet init. These operations allow the common code to read the family's sequence counter as well as dump its tables and rules in the given net namespace. Additionally, a 'family' parameter is added to sent notifications, so that listeners could distinguish between the different families. Implement the common code that allows listeners to register to the chain and for address families to register their fib_notifier_ops. Subsequent patches will implement these operations in IPv6. In the future, ipmr and ip6mr will be extended to provide these notifications as well. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03Merge branch 'mvpp2-add-TX-interrupts-support'David S. Miller
Thomas Petazzoni says: ==================== net: mvpp2: add TX interrupts support So far, the mvpp2 driver was using an hrtimer to handle TX completion. This patch series adds support for using TX interrupts (for each CPU) on PPv2.2, the variant of the IP used on Marvell Armada 7K/8K. Dave: this version can be applied right away, it no longer depends on Antoine's patch series. Antoine series had some comments, so he will have to respin later on. Therefore, let's merge this smaller patch series first. Changes since v1: - Rebased on top of net-next, instead of on top of Antoine's series. - Removed the Device Tree patch, as it shouldn't go through the net tree. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03dt-bindings: net: marvell-pp2: update interrupt-names with TX interruptsThomas Petazzoni
The PPv2.2 unit has several interrupts used for TX completion notification. This commit updates the Device Tree binding describing this HW block to mention such interrupts. While at it, we update the example to use a recent Device Tree example, that uses interrupts going through the ICU, and not to the GIC directly. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: add support for TX interrupts and RX queue distribution modesThomas Petazzoni
This commit adds the support for two related features: - Support for TX interrupts, with one interrupt for each CPU - Support for different RX queue distribution modes MVPP2_QDIST_SINGLE_MODE where a single interrupt, shared by all CPUs, receives the RX events, and MVPP2_QDIST_MULTI_MODE, where the per-CPU interrupts used for TX events are also used for RX events. Since additional interrupts are needed, an update to the Device Tree binding is needed. However, backward compatibility is preserved with the old Device Tree binding, by gracefully degrading to the original behavior, with only one RX interrupt, and TX completion being handled by an hrtimer. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: introduce queue_vector conceptThomas Petazzoni
In preparation to the introduction of TX interrupts and improved RX queue distribution, this commit introduces the concept of "queue vector". A queue vector represents a number of RX and/or TX queues, and an associated NAPI instance and interrupt. This commit currently only creates a single queue_vector, so there are no changes in behavior, but it paves the way for additional queue_vector in the next commits. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: move from cpu-centric naming to "software thread" namingThomas Petazzoni
The PPv2.2 IP has a concept of "software thread", with all registers of the PPv2.2 mapped 8 times, for concurrent accesses by 8 "software threads". In addition, interrupts on RX queues are associated to such "software thread". For most cases, we map a "software thread" to the more conventional concept of CPU, but we will soon have one exception: we will have a model where we have one TX interrupt per CPU (each using one software thread), and all RX events mapped to another software thread (associated to another interrupt). In preparation for this change, it makes sense to change the naming from MVPP2_MAX_CPUS to MVPP2_MAX_THREADS, and plan for 8 software threads instead of 4 currently. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: introduce per-port nrxqs/ntxqs variablesThomas Petazzoni
Currently, the global variables rxq_number and txq_number hold the number of per-port TXQs and RXQs. Until now, such numbers were constant regardless of the driver configuration. As we are going to introduce different modes for TX and RX queues, these numbers will depend on the configuration (PPv2.1 vs. PPv2.2, exact queue distribution logic). Therefore, as a preparation, we move the number of RXQs and TXQs in the 'struct mvpp2_port' structure, next to the RXQs and TXQs descriptor arrays. For now, they remain initialized to the same default values as rxq_number/txq_number used to be initialized, but this will change in future commits. The only non-mechanical change in this patch is that the check to verify hardware constraints on the number of RXQs and TXQs is moved from mvpp2_probe() to mvpp2_port_probe(), since it's now in mvpp2_port_probe() that we initialize the per-port count of RXQ and TXQ. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: remove RX queue group reset codeThomas Petazzoni
The RX queue group allocation is anyway re-done later in mvpp2_port_init(), so resetting it in mvpp2_init() is not very useful, and will be annoying as we are going to rework the RX queue group allocation logic. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: mvpp2: fix MVPP21_ISR_RXQ_GROUP_REG definitionThomas Petazzoni
The MVPP21_ISR_RXQ_GROUP_REG register is not indexed by rxq, but by port, so we fix the parameter name accordingly. There are no functional changes. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: arc_emac: Add support for ndo_do_ioctl net_device_ops operationRomain Perier
This operation is required for handling ioctl commands like SIOCGMIIREG, when debugging MDIO registers from userspace. This commit adds support for this operation. Signed-off-by: Romain Perier <romain.perier@collabora.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03Merge branch 'hns3-ethernet-driver'David S. Miller
Salil Mehta says: ==================== Hisilicon Network Subsystem 3 Ethernet Driver This patch-set contains the support of the HNS3 (Hisilicon Network Subsystem 3) Ethernet driver for hip08 family of SoCs and future upcoming SoCs. Hisilicon's new hip08 SoCs have integrated ethernet based on PCI Express and hence there was a need of new driver over the previous HNS driver which is already part of the Linux mainline. This new driver is NOT backward compatible with HNS. This current driver is meant to control the Physical Function and there would soon be a support of a separate driver for Virtual Function once this base PF driver has been accepted. Also, this driver is the ongoing development work and HNS3 Ethernet driver would be incrementally enhanced with more new features. High Level Architecture: [ Ethtool ] ^ | | | [Ethernet Client] [ODP/UIO Client] . . . [ RoCE Client ] | | [ HNAE Device ] | | | --------------------------------------------- | | | [ HNAE3 Framework (Register/unregister) ] | | | --------------------------------------------- | | | [ HCLGE Layer] | ________________|_________________ | | | | | [ MDIO ] [ Scheduler/Shaper ] [ Debugfs* ] | | | | | |________________|_________________| | | | [ IMP command Interface ] | --------------------------------------------- | HIP08 H A R D W A R E * Current patch-set broadly adds the support of the following PF functionality: 1. Basic Rx and Tx functionality 2. TSO support 3. Ethtool support 4. * Debugfs support -> this patch for now has been taken off. 5. HNAE framework and hardware compatability layer 6. Scheduler and Shaper support in transmit function 7. MDIO support Change Log: V5->V6: Addressed below comments: * Andrew Lunn: Comments on MDIO and ethtool link mode * Leon Romanvosky: Some comments on HNAE layer tidy-up * Internal comments on redundant code removal, fixing error types etc. V4->V5: Addressed below concerns: * Florian Fanelli: Miscellaneous comments on ethtool & enet layer * Stephen Hemminger: comment of Netdev stats in ethool layer * Leon Romanvosky: Comments on Driver Version String, naming & Kconfig * Rochard Cochran: Redundant function prototype V3->V4: Addressed below comments: * Andrew Lunn: Various comments on MDIO, ethtool, ENET driver etc, * Stephen Hemminger: change access and updation to 64 but statistics * Bo You: some spelling mistakes and checkpatch.pl errors. V2->V3: Addressed comments * Yuval Mintz: Removal of redundant userprio-to-tc code * Stephen Hemminger: Ethtool & interuupt enable * Andrew Lunn: On C45/C22 PHy support, HNAE, ethtool * Florian Fainelli: C45/C22 and phy_connect/attach * Intel kbuild errors V1->V2: Addressed some comments by kbuild, Yuval MIntz, Andrew Lunn & Florian Fainelli in the following patches: * Add support of HNS3 Ethernet Driver for hip08 SoC * Add MDIO support to HNS3 Ethernet driver for hip08 SoC * Add support of debugfs interface to HNS3 driver ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add HNS3 driver to kernel build framework & MAINTAINERSSalil
This patch updates the MAINTAINERS file with HNS3 Ethernet driver maintainers names and other details. This also introduces the new Makefiles required to build the HNS3 Ethernet driver and updates the existing Kconfig file in the hisilicon folder. Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add Ethtool support to HNS3 driverSalil
This patch adds the support of the Ethtool interface to the HNS3 Ethernet driver. Various commands to read the statistics, configure the offloading, loopback selftest etc. are supported. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add MDIO support to HNS3 Ethernet driver for hip08 SoCSalil
This patch adds the support of MDIO bus interface for HNS3 driver. Code provides various interfaces to start and stop the PHY layer and to read and write the MDIO bus or PHY. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add support of TX Scheduler & Shaper to HNS3 driverSalil
THis patch adds the support of the Scheduling and Shaping functionalities during the transmit leg. This also adds the support of Pause at MAC level. (Pause at per-priority level shall be added later along with the DCB feature). Hardware as such consists of two types of cofiguration of 6 level schedulers. Algorithms varies according to the level and type of scheduler being used. Current patch is used to initialize the mapping, algorithms(like SP, DWRR etc) and shaper(CIR, PIR etc) being used. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer SupportSalil
This patch adds the support of Hisilicon Network Subsystem Accceleration Engine and common operations to access it. This layer provides access to the hardware configuration, hardware statistics. This layer is also responsible for triggering the initialization of the PHY layer through the below MDIO layer. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add HNS3 IMP(Integrated Mgmt Proc) Cmd Interface SupportSalil
This patch adds the support of IMP (Integrated Management Processor) command interface to the HNS3 driver. Each PF/VF has support of CQP(Command Queue Pair) ring interface. Each CQP consis of send queue CSQ and receive queue CRQ. There are various commands a PF/VF may support, like for Flow Table manipulation, Device management, Packet buffer allocation, Forwarding, VLANs config, Tunneling/Overlays etc. This patch contains code to initialize the command queue, manage the command queue descriptors and Rx/Tx protocol with the command processor in the form of various commands/results and acknowledgements. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add support of the HNAE3 frameworkSalil
This patch adds the support of the HNAE3 (Hisilicon Network Acceleration Engine 3) framework support to the HNS3 driver. Framework facilitates clients like ENET(HNS3 Ethernet Driver), RoCE and user-space Ethernet drivers (like ODP etc.) to register with HNAE3 devices and their associated operations. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns3: Add support of HNS3 Ethernet Driver for hip08 SoCSalil
This patch adds the support of Hisilicon Network Subsystem 3 Ethernet driver to hip08 family of SoCs. This driver includes basic Rx/Tx functionality. It also includes the client registration code with the HNAE3(Hisilicon Network Acceleration Engine 3) framework. This work provides the initial support to the hip08 SoC and would incrementally add features or enhancements. Signed-off-by: Daode Huang <huangdaode@hisilicon.com> Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03Merge branch 'sctp-remove-typedefs-from-structures-part-4'David S. Miller
Xin Long says: ==================== sctp: remove typedefs from structures part 4 As we know, typedef is suggested not to use in kernel, even checkpatch.pl also gives warnings about it. Now sctp is using it for many structures. All this kind of typedef's using should be removed. This patchset is the part 4 to remove it for another 14 basic structures from linux/sctp.h. After this patchset, all typedefs are cleaned in linux/sctp.h. Just as the part 1-3, No any code's logic would be changed in these patches, only cleaning up. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_auth_chunk_tXin Long
This patch is to remove the typedef sctp_auth_chunk_t, and replace with struct sctp_auth_chunk in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_authhdr_tXin Long
This patch is to remove the typedef sctp_authhdr_t, and replace with struct sctp_authhdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_addip_chunk_tXin Long
This patch is to remove the typedef sctp_addip_chunk_t, and replace with struct sctp_addip_chunk in the places where it's using this typedef. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_addiphdr_tXin Long
This patch is to remove the typedef sctp_addiphdr_t, and replace with struct sctp_addiphdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_addip_param_tXin Long
This patch is to remove the typedef sctp_addip_param_t, and replace with struct sctp_addip_param in the places where it's using this typedef. It is to use sizeof(variable) instead of sizeof(type), and also fix some indent problems. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_cwr_chunk_tXin Long
Remove this typedef including the struct, there is even no places using it. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_cwrhdr_tXin Long
This patch is to remove the typedef sctp_cwrhdr_t, and replace with struct sctp_cwrhdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_ecne_chunk_tXin Long
This patch is to remove the typedef sctp_ecne_chunk_t, and replace with struct sctp_ecne_chunk in the places where it's using this typedef. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_ecnehdr_tXin Long
This patch is to remove the typedef sctp_ecnehdr_t, and replace with struct sctp_ecnehdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_error_tXin Long
This patch is to remove the typedef sctp_error_t, and replace with enum sctp_error in the places where it's using this typedef. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_operr_chunk_tXin Long
This patch is to remove the typedef sctp_operr_chunk_t, and replace with struct sctp_operr_chunk in the places where it's using this typedef. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_errhdr_tXin Long
This patch is to remove the typedef sctp_errhdr_t, and replace with struct sctp_errhdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: fix the name of struct sctp_shutdown_chunk_tXin Long
This patch is to fix the name of struct sctp_shutdown_chunk_t , replace with struct sctp_initack_chunk in the places where it's using it. It is also to fix some indent problem. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03sctp: remove the typedef sctp_shutdownhdr_tXin Long
This patch is to remove the typedef sctp_shutdownhdr_t, and replace with struct sctp_shutdownhdr in the places where it's using this typedef. It is also to use sizeof(variable) instead of sizeof(type). Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03Merge branch 'ibmvnic-ethtool'David S. Miller
John Allen says: ==================== ibmvnic: Improve ethtool functionality This patch series improves ibmvnic ethtool functionality by adding support for ethtool -l and -g options, correcting existing statistics reporting, and augmenting the existing statistics with counters for each tx and rx queue. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03ibmvnic: Implement .get_channelsJohn Allen
Implement .get_channels (ethtool -l) functionality Signed-off-by: John Allen <jallen@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03ibmvnic: Implement .get_ringparamJohn Allen
Implement .get_ringparam (ethtool -g) functionality Signed-off-by: John Allen <jallen@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03ibmvnic: Convert vnic server reported statistics to cpu endianJohn Allen
The vnic server reports the statistics buffer in big endian format and must be converted to cpu endian in order to be displayed correctly on little endian lpars. Signed-off-by: John Allen <jallen@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03ibmvnic: Implement per-queue statistics reportingJohn Allen
Add counters to report number of packets, bytes, and dropped packets for each transmit queue and number of packets, bytes, and interrupts for each receive queue. Modify ethtool callbacks to report the new statistics. Signed-off-by: John Allen <jallen@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03tcp: remove extra POLL_OUT added for finished active connect()Neal Cardwell
Commit 45f119bf936b ("tcp: remove header prediction") introduced a minor bug: the sk_state_change() and sk_wake_async() notifications for a completed active connection happen twice: once in this new spot inside tcp_finish_connect() and once in the existing code in tcp_rcv_synsent_state_process() immediately after it calls tcp_finish_connect(). This commit remoes the duplicate POLL_OUT notifications. Fixes: 45f119bf936b ("tcp: remove header prediction") Signed-off-by: Neal Cardwell <ncardwell@google.com> Cc: Florian Westphal <fw@strlen.de> Cc: Eric Dumazet <edumazet@google.com> Cc: Yuchung Cheng <ycheng@google.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: dsa: bcm_sf2: dst in not an arrayVivien Didelot
It's been a while now since ds->dst is not an array anymore, but a simple pointer to a dsa_switch_tree. Fortunately, SF2 does not support multi-chip and thus ds->index is always 0. This patch substitutes 'ds->dst[ds->index].' with 'ds->dst->'. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03qlcnic: add const to bin_attribute structureBhumika Goyal
Add const to bin_attribute structure as it is only passed to the functions sysfs_{remove/create}_bin_file. The corresponding arguments are of type const, so declare the structure to be const. Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03rds: reduce memory footprint for RDS when transport is RDMASowmini Varadhan
RDS over IB does not use multipath RDS, so the array of additional rds_conn_path structures is always superfluous in this case. Reduce the memory footprint of the rds module by making this a dynamic allocation predicated on whether the transport is mp_capable. Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Tested-by: Efrain Galaviz <efrain.galaviz@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03ipv4: Introduce ipip_offload_init helper function.Tonghao Zhang
It's convenient to init ipip offload. We will check the return value, and print KERN_CRIT info on failure. Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03bpf: fix the printing of ifindexWilliam Tu
Save the ifindex before it gets zeroed so the invalid ifindex can be printed out. Signed-off-by: William Tu <u9012063@gmail.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: John Fastabend <john.fastabend@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03Merge tag 'batadv-next-for-davem-20170802' of ↵David S. Miller
git://git.open-mesh.org/linux-merge Simon Wunderlich says: ==================== This feature/cleanup patchset includes the following patches: - bump version strings, by Simon Wunderlich - Remove unnecessary length qualifier, by Joe Perches - Remove too short %pM field width, by Sven Eckelmann - Remove return value handling from skb_put_data, by Sven Eckelmann - Spelling fixes, by Colin Ian King - Convert batman-adv.txt to reStructuredText, by Sven Eckelmann ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03net: hns: Add self-adaptive interrupt coalesce support in hns driverLin Yun Sheng
When deal with low and high throughput, it is hard to achiece both high performance and low latency. In order to achiece that, this patch calculates the rx rate, and adjust the interrupt coalesce parameter accordingly. Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com> Tested-by: Weiwei Deng <dengweiwei@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-03X25: constify null_x25_addressJulia Lawall
null_x25_address is only used to access the string it contains, so it can be const. Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-02Merge branch 'per-nexthop-offload'David S. Miller
Jiri Pirko says: ==================== ipv4: fib: Provide per-nexthop offload indication Ido says: Offload indication for IPv4 routes is currently set in the FIB info's flags. When multipath routes are employed, this can lead to a route being marked as offloaded although only one of its nexthops is actually offloaded. Instead, this patchset aims to proivde a higher resolution for the offload indication and report it on a per-nexthop basis. Example output from patched iproute: $ ip route show 192.168.200.0/24 192.168.200.0/24 nexthop via 192.168.100.2 dev enp3s0np7 weight 1 offload nexthop via 192.168.101.3 dev enp3s0np8 weight 1 And once the second gateway is resolved: $ ip route show 192.168.200.0/24 192.168.200.0/24 nexthop via 192.168.100.2 dev enp3s0np7 weight 1 offload nexthop via 192.168.101.3 dev enp3s0np8 weight 1 offload First patch teaches the kernel to look for the offload indication in the nexthop flags. Patches 2-5 adjust current capable drivers to provide offload indication on a per-nexthop basis. Last patch removes no longer used functions to set offload indication in the FIB info's flags. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>