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2016-10-29net: phy: dp83848: add dp83822 PHY supportRoger Quadros
This PHY has a compatible register set with DP83848x so add support for it. Acked-by: Andrew F. Davis <afd@ti.com> Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29enic: fix rq disableGovindarajulu Varadarajan
When MTU is changed from 9000 to 1500 while there is burst of inbound 9000 bytes packets, adaptor sometimes delivers 9000 bytes packets to 1500 bytes buffers. This causes memory corruption and sometimes crash. This is because of a race condition in adaptor between "RQ disable" clearing descriptor mini-cache and mini-cache valid bit being set by completion of descriptor fetch. This can result in stale RQ desc being cached and used when packets arrive. In this case, the stale descriptor have old MTU value. Solution is to write RQ->disable twice. The first write will stop any further desc fetches, allowing the second disable to clear the mini-cache valid bit without danger of a race. Also, the check for rq->running becoming 0 after writing rq->enable to 0 is not done properly. When incoming packets are flooding the interface, rq->running will pulse high for each dropped packet. Since the driver was waiting for 10us between each poll, it is possible to see rq->running = 1 1000 times in a row, even though it is not actually stuck running. This results in false failure of vnic_rq_disable(). Fix is to try more than 1000 time without delay between polls to ensure we do not miss when running goes low. In old adaptors rq->enable needs to be re-written to 0 when posted_index is reset in vnic_rq_clean() in order to keep rq->prefetch_index in sync. Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29tipc: fix broadcast link synchronization problemJon Paul Maloy
In commit 2d18ac4ba745 ("tipc: extend broadcast link initialization criteria") we tried to fix a problem with the initial synchronization of broadcast link acknowledge values. Unfortunately that solution is not sufficient to solve the issue. We have seen it happen that LINK_PROTOCOL/STATE packets with a valid non-zero unicast acknowledge number may bypass BCAST_PROTOCOL initialization, NAME_DISTRIBUTOR and other STATE packets with invalid broadcast acknowledge numbers, leading to premature opening of the broadcast link. When the bypassed packets finally arrive, they are inadvertently accepted, and the already correctly initialized acknowledge number in the broadcast receive link is overwritten by the invalid (zero) value of the said packets. After this the broadcast link goes stale. We now fix this by marking the packets where we know the acknowledge value is or may be invalid, and then ignoring the acks from those. To this purpose, we claim an unused bit in the header to indicate that the value is invalid. We set the bit to 1 in the initial BCAST_PROTOCOL synchronization packet and all initial ("bulk") NAME_DISTRIBUTOR packets, plus those LINK_PROTOCOL packets sent out before the broadcast links are fully synchronized. This minor protocol update is fully backwards compatible. Reported-by: John Thompson <thompa.atl@gmail.com> Tested-by: John Thompson <thompa.atl@gmail.com> Signed-off-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29ibmvnic: Fix missing brackets in init_sub_crq_irqsThomas Falcon
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29ibmvnic: Fix releasing of sub-CRQ IRQs in interrupt contextThomas Falcon
Schedule these XPORT event tasks in the shared workqueue so that IRQs are not freed in an interrupt context when sub-CRQs are released. Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Revert "ibmvnic: Fix releasing of sub-CRQ IRQs in interrupt context"David S. Miller
This reverts commit 8d7533e5aaad1c94386a8101a36b0617987966b7. It introduced kbuild failures, new version coming. Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge branch '40GbE' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue Jeff Kirsher says: ==================== Intel Wired LAN Driver Updates 2016-10-27 This series contains fixes to ixgbe and i40e. Emil fixes a NULL pointer dereference when a macvlan interface is brought up while the PF is still down. David root caused the original panic that was fixed by commit id (a036244c068612 "i40e: Fix kernel panic on enable/disable LLDP") and the fix was not quite correct, so removed the get_default_tc() and replaced it with a #define since there is only one TC supported as a default. Guilherme Piccoli fixes an issue where if we modprobe the driver module without enough MSI-X interrupts, then unload the module and reload it again, the kernel would crash. So if we fail to allocate enough MSI-X interrupts, we should disable them since they were previously enabled. Huaibin Wang found that the order of the arguments for ndo_dflt_bridge_getlink() were in the correct order, so fix the order. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29arch/powerpc: Update parameters for csum_tcpudp_magic & csum_tcpudp_nofoldIvan Vecera
Commit 01cfbad "ipv4: Update parameters for csum_tcpudp_magic to their original types" changed parameters for csum_tcpudp_magic and csum_tcpudp_nofold for many platforms but not for PowerPC. Fixes: 01cfbad "ipv4: Update parameters for csum_tcpudp_magic to their original types" Cc: Alexander Duyck <aduyck@mirantis.com> Signed-off-by: Ivan Vecera <ivecera@redhat.com> Acked-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Linux 4.9-rc3Linus Torvalds
2016-10-29Merge branch 'x86-urgent-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 bugfix from Thomas Gleixner: "A single bugfix for the recent changes related to registering the boot cpu when this has not happened before prefill_possible_map(). The main problem with this change got fixed already, but we missed the case where the local APIC is not yet mapped, when prefill_possible_map() is invoked, so the registration of the boot cpu which has the APIC bit set in CPUID will explode. I should have seen that issue earlier, but all I can do now is feeling embarassed" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/smpboot: Init apic mapping before usage
2016-10-29Merge branch 'mlx4-fixes'David S. Miller
Tariq Toukan says: ==================== mlx4 misc fixes for 4.9 This patchset contains several bug fixes from the team to the mlx4 Eth and Core drivers. Series generated against net commit: ecc515d7238f 'sctp: fix the panic caused by route update' ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_en: Save slave ethtool stats commandTariq Toukan
Following the previous patch, as an optimization, the slave will not even bother sending the DUMP_ETH_STATS command over the comm channel. Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_en: Fix potential deadlock in port statistics flowJack Morgenstein
mlx4_en_DUMP_ETH_STATS took the *counter mutex* and then called the FW command, with WRAPPED attribute. As a result, the fw command is wrapped on the Hypervisor when it calls mlx4_en_DUMP_ETH_STATS. The FW command wrapper flow on the hypervisor takes the *slave_cmd_mutex* during processing. At the same time, a VF could be in the process of coming up, and could call mlx4_QUERY_FUNC_CAP. On the hypervisor, the command flow takes the *slave_cmd_mutex*, then executes mlx4_QUERY_FUNC_CAP_wrapper. mlx4_QUERY_FUNC_CAP wrapper calls mlx4_get_default_counter_index(), which takes the *counter mutex*. DEADLOCK. The fix is that the DUMP_ETH_STATS fw command should be called with the NATIVE attribute, so that on the hypervisor, this command does not enter the wrapper flow. Since the Hypervisor no longer goes through the wrapper code, we also simply return 0 in mlx4_DUMP_ETH_STATS_wrapper (i.e.the function succeeds, but the returned data will be all zeroes). No need to test if it is the Hypervisor going through the wrapper. Fixes: f9baff509f8a ("mlx4_core: Add "native" argument to mlx4_cmd ...") Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4: Fix firmware command timeout during interrupt testEugenia Emantayev
Currently interrupt test that is part of ethtool selftest runs the check over all interrupt vectors of the device. In mlx4_en package part of interrupt vectors are uninitialized since mlx4_ib doesn't exist. This causes NOP FW command to time out. Change logic to test current port interrupt vectors only. Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_core: Do not access comm channel if it has not yet been initializedJack Morgenstein
In the Hypervisor, there are several FW commands which are invoked before the comm channel is initialized (in mlx4_multi_func_init). These include MOD_STAT_CONFIG, QUERY_DEV_CAP, INIT_HCA, and others. If any of these commands fails, say with a timeout, the Hypervisor driver enters the internal error reset flow. In this flow, the driver attempts to notify all slaves via the comm channel that an internal error has occurred. Since the comm channel has not yet been initialized (i.e., mapped via ioremap), this will cause dereferencing a NULL pointer. To fix this, do not access the comm channel in the internal error flow if it has not yet been initialized. Fixes: 55ad359225b2 ("net/mlx4_core: Enable device recovery flow with SRIOV") Fixes: ab9c17a009ee ("mlx4_core: Modify driver initialization flow to accommodate SRIOV for Ethernet") Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_en: Fix panic during rebootEugenia Emantayev
Fix a kernel panic that occurs as a result of an asynchronous event handled in roce_gid_mgmt: mlx4_en_get_drvinfo is called and accesses freed resources. This happens in a shutdown flow only, since pci device is destroyed while netdevice is still alive. Fixes: c27a02cd94d6 ("mlx4_en: Add driver for Mellanox ConnectX 10GbE NIC") Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_en: Process all completions in RX rings after port goes upErez Shitrit
Currently there is a race between incoming traffic and initialization flow. HW is able to receive the packets after INIT_PORT is done and unicast steering is configured. Before we set priv->port_up NAPI is not scheduled and receive queues become full. Therefore we never get new interrupts about the completions. This issue could happen if running heavy traffic during bringing port up. The resolution is to schedule NAPI once port_up is set. If receive queues were full this will process all cqes and release them. Fixes: c27a02cd94d6 ("mlx4_en: Add driver for Mellanox ConnectX 10GbE NIC") Signed-off-by: Erez Shitrit <erezsh@mellanox.com> Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_en: Resolve dividing by zero in 32-bit systemEugenia Emantayev
When doing roundup_pow_of_two for large enough number with bit 31, an overflow will occur and a value equal to 1 will be returned. In this case 1 will be subtracted from the return value and division by zero will be reached. Fixes: 31c128b66e5b ("net/mlx4_en: Choose time-stamping shift value according to HW frequency") Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_core: Change the default value of enable_qosMoshe Lazer
Change the default status of quality of service back to disabled, as it hurts performance in some cases. Fixes: 38438f7c7e8c ("net/mlx4: Set enhanced QoS support by default when ...") Signed-off-by: Moshe Lazer <moshel@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_core: Avoid setting ports to auto when only one port type is supportedMaor Gottlieb
When only one port type is supported, it should be read only. We reject changing requests, even to the auto sense mode. Fixes: 27bf91d6a0d5 ("mlx4_core: Add link type autosensing") Signed-off-by: Maor Gottlieb <maorg@mellanox.com> Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx4_core: Fix the resource-type enum in res tracker to conform to FW specJack Morgenstein
The resource type enum in the resource tracker was incorrect. RES_EQ was put in the position of RES_NPORT_ID (a FC resource). Since the remaining resources maintain their current values, and RES_EQ is not passed from slaves to the hypervisor in any FW command, this change affects only the hypervisor. Therefore, there is no backwards-compatibility issue. Fixes: 623ed84b1f95 ("mlx4_core: initial header-file changes for SRIOV support") Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge tag 'upstream-4.9-rc3' of git://git.infradead.org/linux-ubifsLinus Torvalds
Pull ubi/ubifs fixes from Richard Weinberger: "This contains fixes for issues in both UBI and UBIFS: - A regression wrt overlayfs, introduced in -rc2. - An UBI issue, found by Dan Carpenter's static checker" * tag 'upstream-4.9-rc3' of git://git.infradead.org/linux-ubifs: ubifs: Fix regression in ubifs_readdir() ubi: fastmap: Fix add_vol() return value test in ubi_attach_fastmap()
2016-10-29rds: debug messages are enabled by defaultshamir rabinovitch
rds use Kconfig option called "RDS_DEBUG" to enable rds debug messages. This option cause the rds Makefile to add -DDEBUG to the rds gcc command line. When CONFIG_DYNAMIC_DEBUG is enabled, the "DEBUG" macro is used by include/linux/dynamic_debug.h to decide if dynamic debug prints should be sent by default to the kernel log. rds should not enable this macro for production builds. rds dynamic debug work as expected follow this fix. Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@oracle.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Reviewed-by: Wengang Wang <wen.gang.wang@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge tag 'mac80211-for-davem-2016-10-27' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211 Johannes Berg says: ==================== Just two fixes: * a fix to process all events while suspending, so any potential calls into the driver are done before it is suspended * small markup fixes for the sphinx documentation conversion that's coming into the tree via the doc tree ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29ibmvnic: Fix releasing of sub-CRQ IRQs in interrupt contextThomas Falcon
Schedule these XPORT event tasks in the shared workqueue so that IRQs are not freed in an interrupt context when sub-CRQs are released. Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net: mv643xx_eth: Fetch the phy connection type from DTJason Gunthorpe
The MAC is capable of RGMII mode and that is probably a more typical connection type than GMII today (eg it is used by Marvell Reference designs for several SOCs). Let DT users specify the standard phy-connection-type = "rgmii-id"; On a phy node. Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge tag 'armsoc-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC fixes from Olof Johansson: "We haven't seen a whole lot of fixes for the first two weeks since the merge window, but here is the batch that we have at the moment. Nothing sticks out as particularly bad or scary, it's mostly a handful of smaller fixes to several platforms. The Uniphier reset controller changes could probably have been delayed to 4.10, but they're not scary and just plumbing up driver changes that went in during the merge window. We're also adding another maintainer to Marvell Berlin platforms, to help out when Sebastian is too busy. Yay teamwork!" * tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: imx: mach-imx6q: Fix the PHY ID mask for AR8031 ARM: dts: vf610: fix IRQ flag of global timer ARM: imx: gpc: Fix the imx_gpc_genpd_init() error path ARM: imx: gpc: Initialize all power domains arm64: dts: Updated NAND DT properties for NS2 SVK arm64: dts: uniphier: change MIO node to SD control node ARM: dts: uniphier: change MIO node to SD control node reset: uniphier: rename MIO reset to SD reset for Pro5, PXs2, LD20 SoCs arm64: uniphier: select ARCH_HAS_RESET_CONTROLLER ARM: uniphier: select ARCH_HAS_RESET_CONTROLLER arm64: dts: Add timer erratum property for LS2080A and LS1043A arm64: dts: rockchip: remove the abuse of keep-power-in-suspend ARM: multi_v7_defconfig: Enable Intel e1000e driver MAINTAINERS: add myself as Marvell berlin SoC maintainer bus: qcom-ebi2: depend on ARCH_QCOM or COMPILE_TEST ARM: dts: fix the SD card on the Snowball arm64: dts: rockchip: remove always-on and boot-on from vcc_sd arm64: dts: marvell: fix clocksource for CP110 master SPI0 ARM: mvebu: Select corediv clk for all mvebu v7 SoC
2016-10-29Merge tag 'batadv-net-for-davem-20161026' of git://git.open-mesh.org/linux-mergeDavid S. Miller
Simon Wunderlich says: ==================== Here are three batman-adv bugfix patches: - Fix RCU usage for neighbor list, by Sven Eckelmann - Fix BATADV_DBG_ALL loglevel to include TP Meter messages, by Sven Eckelmann - Fix possible splat when disabling an interface, by Linus Luessing ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Revert "hv_netvsc: report vmbus name in ethtool"Stephen Hemminger
This reverts commit e3f74b841d48 ("hv_netvsc: report vmbus name in ethtool")' because of problem introduced by commit f9a56e5d6a0ba ("Drivers: hv: make VMBus bus ids persistent"). This changed the format of the vmbus name and this new format is too long to fit in the bus_info field of ethtool. Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29packet: on direct_xmit, limit tso and csum to supported devicesWillem de Bruijn
When transmitting on a packet socket with PACKET_VNET_HDR and PACKET_QDISC_BYPASS, validate device support for features requested in vnet_hdr. Drop TSO packets sent to devices that do not support TSO or have the feature disabled. Note that the latter currently do process those packets correctly, regardless of not advertising the feature. Because of SKB_GSO_DODGY, it is not sufficient to test device features with netif_needs_gso. Full validate_xmit_skb is needed. Switch to software checksum for non-TSO packets that request checksum offload if that device feature is unsupported or disabled. Note that similar to the TSO case, device drivers may perform checksum offload correctly even when not advertising it. When switching to software checksum, packets hit skb_checksum_help, which has two BUG_ON checksum not in linear segment. Packet sockets always allocate at least up to csum_start + csum_off + 2 as linear. Tested by running github.com/wdebruij/kerneltools/psock_txring_vnet.c ethtool -K eth0 tso off tx on psock_txring_vnet -d $dst -s $src -i eth0 -l 2000 -n 1 -q -v psock_txring_vnet -d $dst -s $src -i eth0 -l 2000 -n 1 -q -v -N ethtool -K eth0 tx off psock_txring_vnet -d $dst -s $src -i eth0 -l 1000 -n 1 -q -v -G psock_txring_vnet -d $dst -s $src -i eth0 -l 1000 -n 1 -q -v -G -N v2: - add EXPORT_SYMBOL_GPL(validate_xmit_skb_list) Fixes: d346a3fae3ff ("packet: introduce PACKET_QDISC_BYPASS socket option") Signed-off-by: Willem de Bruijn <willemb@google.com> Acked-by: Eric Dumazet <edumazet@google.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net_sched actions: use nla_parse_nested()Johannes Berg
Use nla_parse_nested instead of open-coding the call to nla_parse() with the attribute data/len. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29cxgb4: Fix error handling in alloc_uld_rxqs().Ganesh Goudar
Fix to release resources properly in error handling path of alloc_uld_rxqs(), This patch also removes unwanted arguments and avoids calling the same function twice. Fixes: 94cdb8bb993a (cxgb4: Add support for dynamic allocation of resources for ULD Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29IB/mlx4: avoid a -Wmaybe-uninitialize warningArnd Bergmann
There is an old warning about mlx4_SW2HW_EQ_wrapper on x86: ethernet/mellanox/mlx4/resource_tracker.c: In function ‘mlx4_SW2HW_EQ_wrapper’: ethernet/mellanox/mlx4/resource_tracker.c:3071:10: error: ‘eq’ may be used uninitialized in this function [-Werror=maybe-uninitialized] The problem here is that gcc won't track the state of the variable across a spin_unlock. Moving the assignment out of the lock is safe here and avoids the warning. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge remote-tracking branches 'spi/fix/dt', 'spi/fix/fsl-dspi' and ↵Mark Brown
'spi/fix/fsl-espi' into spi-linus
2016-10-29spi: dspi: clear SPI_SR before enable interruptYuan Yao
Once dspi is used in uboot, the SPI_SR have been set by some value. At this time, if kernel enable the interrupt before clear the status flag, that will trigger the wrong interrupt. Signed-off-by: Yuan Yao <yao.yuan@nxp.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-10-29ip6_tunnel: Update skb->protocol to ETH_P_IPV6 in ip6_tnl_xmit()Eli Cooper
This patch updates skb->protocol to ETH_P_IPV6 in ip6_tnl_xmit() when an IPv6 header is installed to a socket buffer. This is not a cosmetic change. Without updating this value, GSO packets transmitted through an ipip6 tunnel have the protocol of ETH_P_IP and skb_mac_gso_segment() will attempt to call gso_segment() for IPv4, which results in the packets being dropped. Fixes: b8921ca83eed ("ip4ip6: Support for GSO/GRO") Signed-off-by: Eli Cooper <elicooper@gmx.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29bpf: fix samples to add fake KBUILD_MODNAMEDaniel Borkmann
Some of the sample files are causing issues when they are loaded with tc and cls_bpf, meaning tc bails out while trying to parse the resulting ELF file as program/map/etc sections are not present, which can be easily spotted with readelf(1). Currently, BPF samples are including some of the kernel headers and mid term we should change them to refrain from this, really. When dynamic debugging is enabled, we bail out due to undeclared KBUILD_MODNAME, which is easily overlooked in the build as clang spills this along with other noisy warnings from various header includes, and llc still generates an ELF file with mentioned characteristics. For just playing around with BPF examples, this can be a bit of a hurdle to take. Just add a fake KBUILD_MODNAME as a band-aid to fix the issue, same is done in xdp*_kern samples already. Fixes: 65d472fb007d ("samples/bpf: add 'pointer to packet' tests") Fixes: 6afb1e28b859 ("samples/bpf: Add tunnel set/get tests.") Fixes: a3f74617340b ("cgroup: bpf: Add an example to do cgroup checking in BPF") Reported-by: Chandrasekar Kannan <ckannan@console.to> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge tag 'char-misc-4.9-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc driver fixes from Greg KH: "Here are a few small char/misc driver fixes for reported issues. The "biggest" are two binder fixes for reported issues that have been shipping in Android phones for a while now, the others are various fixes for reported problems. And there's a MAINTAINERS update for good measure. All have been in linux-next with no reported issues" * tag 'char-misc-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: MAINTAINERS: Add entry for genwqe driver VMCI: Doorbell create and destroy fixes GenWQE: Fix bad page access during abort of resource allocation vme: vme_get_size potentially returning incorrect value on failure extcon: qcom-spmi-misc: Sync the extcon state on interrupt hv: do not lose pending heartbeat vmbus packets mei: txe: don't clean an unprocessed interrupt cause. ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct ANDROID: binder: Add strong ref checks
2016-10-29Merge remote-tracking branches 'regmap/fix/header' and 'regmap/fix/macro' ↵Mark Brown
into regmap-linus
2016-10-29Merge tag 'v4.9-rockchip-dts64-fixes1' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into fixes Correct regulator handling on Rockchip arm64 boards to make bind/unbind calls work correctly and remove a sdio-only property from non-sdio mmc hosts, that accidentially was added there. * tag 'v4.9-rockchip-dts64-fixes1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip: arm64: dts: rockchip: remove the abuse of keep-power-in-suspend arm64: dts: rockchip: remove always-on and boot-on from vcc_sd Signed-off-by: Olof Johansson <olof@lixom.net>
2016-10-29Merge tag 'arm-soc/for-4.9/devicetree-arm64-fixes' of ↵Olof Johansson
http://github.com/Broadcom/stblinux into fixes This pull request contains a single fix for Broadcom ARM64-based SoCs: - Ray adds the required bus width and OOB sector size properties to the Northstar 2 SVK reference board in order for the NAND controller to work properly * tag 'arm-soc/for-4.9/devicetree-arm64-fixes' of http://github.com/Broadcom/stblinux: arm64: dts: Updated NAND DT properties for NS2 SVK Signed-off-by: Olof Johansson <olof@lixom.net>
2016-10-29Merge tag 'imx-fixes-4.9' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into fixes The i.MX fixes for 4.9: - A couple of patches from Fabio to fix the GPC power domain regression which is caused by PM Domain core change 0159ec670763dd ("PM / Domains: Verify the PM domain is present when adding a provider"), and a related kernel crash seen with multi_v7_defconfig build. - Correct the PHY ID mask for AR8031 to match phy driver code. - Apply new added timer erratum A008585 for LS1043A and LS2080A SoC. - Correct vf610 global timer IRQ flag to avoid warning from gic driver after commit 992345a58e0c ("irqchip/gic: WARN if setting the interrupt type for a PPI fails"). * tag 'imx-fixes-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: ARM: imx: mach-imx6q: Fix the PHY ID mask for AR8031 ARM: dts: vf610: fix IRQ flag of global timer ARM: imx: gpc: Fix the imx_gpc_genpd_init() error path ARM: imx: gpc: Initialize all power domains arm64: dts: Add timer erratum property for LS2080A and LS1043A Signed-off-by: Olof Johansson <olof@lixom.net>
2016-10-29Merge tag 'uniphier-fixes-v4.9' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier into fixes UniPhier ARM SoC fixes for v4.9 - Add "select ARCH_HAS_RESET_CONTROLLER" in Kconfig - Rename wrongly-named mioctrl to sdctrl * tag 'uniphier-fixes-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier: arm64: dts: uniphier: change MIO node to SD control node ARM: dts: uniphier: change MIO node to SD control node reset: uniphier: rename MIO reset to SD reset for Pro5, PXs2, LD20 SoCs arm64: uniphier: select ARCH_HAS_RESET_CONTROLLER ARM: uniphier: select ARCH_HAS_RESET_CONTROLLER Signed-off-by: Olof Johansson <olof@lixom.net>
2016-10-29Merge tag 'driver-core-4.9-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are two small driver core / kernfs fixes for 4.9-rc3. One makes the Kconfig entry for DEBUG_TEST_DRIVER_REMOVE a bit more explicit that this is a crazy thing to enable for a distro kernel (thanks for trying Fedora!), the other resolves an issue with vim opening kernfs files (sysfs, configfs, etc.) Both have been in linux-next with no reported issues" * tag 'driver-core-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: driver core: Make Kconfig text for DEBUG_TEST_DRIVER_REMOVE stronger kernfs: Add noop_fsync to supported kernfs_file_fops
2016-10-29Merge tag 'staging-4.9-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull staging and IIO driver fixes from Greg KH: "Here are some small staging and iio driver fixes for reported issues for 4.9-rc3. Nothing major, the "largest" being a lustre fix for a sysfs file that was obviously wrong, and had never been tested, so it was moved to debugfs as that is where it belongs. The others are small bug fixes for reported issues with various staging or iio drivers. All have been in linux-next for a while with no reported issues" * tag 'staging-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: greybus: fix a leak on error in gb_module_create() greybus: es2: fix error return code in ap_probe() greybus: arche-platform: Add missing of_node_put() in arche_platform_change_state() staging: android: ion: Fix error handling in ion_query_heaps() iio: accel: sca3000_core: avoid potentially uninitialized variable iio:chemical:atlas-ph-sensor: Fix use of 32 bit int to hold 16 bit big endian value staging/lustre/llite: Move unstable_stats from sysfs to debugfs Staging: wilc1000: Fix kernel Oops on opening the device staging: android/ion: testing the wrong variable Staging: greybus: uart: Use gbphy_dev->dev instead of bundle->dev Staging: greybus: gpio: Use gbphy_dev->dev instead of bundle->dev iio: adc: ti-adc081c: Select IIO_TRIGGERED_BUFFER to prevent build errors iio: maxim_thermocouple: Align 16 bit big endian value of raw reads
2016-10-29Merge tag 'tty-4.9-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial driver fixes from Greg KH: "Here are a number of small tty and serial driver fixes for reported issues for 4.9-rc3. Nothing major, but they do resolve a bunch of problems with the tty core changes that are in 4.9-rc1, and finally the atmel serial driver is back working properly. All have been in linux-next with no reported issues" * tag 'tty-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: tty: serial_core: fix NULL struct tty pointer access in uart_write_wakeup tty: serial_core: Fix serial console crash on port shutdown tty/serial: at91: fix hardware handshake on Atmel platforms vt: clear selection before resizing sc16is7xx: always write state when configuring GPIO as an output sh-sci: document R8A7743/5 support tty: serial: 8250: 8250_core: NXP SC16C2552 workaround tty: limit terminal size to 4M chars tty: serial: fsl_lpuart: Fix Tx DMA edge case serial: 8250_lpss: enable MSI for sure serial: core: fix console problems on uart_close serial: 8250_uniphier: fix clearing divisor latch access bit serial: 8250_uniphier: fix more unterminated string serial: pch_uart: add terminate entry for dmi_system_id tables devicetree: bindings: uart: Add new compatible string for ZynqMP serial: xuartps: Add new compatible string for ZynqMP serial: SERIAL_STM32 should depend on HAS_DMA serial: stm32: Fix comparisons with undefined register tty: vt, fix bogus division in csi_J
2016-10-29Merge tag 'usb-4.9-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB fixes from Greg KH: "Here are a number of small USB driver fixes for 4.9-rc3. There is the usual number of gadget and xhci patches in here to resolved reported issues, as well as some usb-serial driver fixes and new device ids. All have been in linux-next with no reported issues" * tag 'usb-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (26 commits) usb: chipidea: host: fix NULL ptr dereference during shutdown usb: renesas_usbhs: add wait after initialization for R-Car Gen3 usb: increase ohci watchdog delay to 275 msec usb: musb: Call pm_runtime from musb_gadget_queue usb: musb: Fix hardirq-safe hardirq-unsafe lock order error usb: ehci-platform: increase EHCI_MAX_RSTS to 4 usb: ohci-at91: Set RemoteWakeupConnected bit explicitly. USB: serial: fix potential NULL-dereference at probe xhci: use default USB_RESUME_TIMEOUT when resuming ports. xhci: workaround for hosts missing CAS bit xhci: add restart quirk for Intel Wildcatpoint PCH USB: serial: cp210x: fix tiocmget error handling wusb: fix error return code in wusb_prf() Revert "Documentation: devicetree: dwc2: Deprecate g-tx-fifo-size" Revert "usb: dwc2: gadget: fix TX FIFO size and address initialization" Revert "usb: dwc2: gadget: change variable name to more meaningful" USB: serial: ftdi_sio: add support for Infineon TriBoard TC2X7 wusb: Stop using the stack for sg crypto scratch space usb: dwc3: Fix size used in dma_free_coherent() usb: gadget: f_fs: stop sleeping in ffs_func_eps_disable ...
2016-10-29inet: Fix missing return value in inet6_hashCraig Gallek
As part of a series to implement faster SO_REUSEPORT lookups, commit 086c653f5862 ("sock: struct proto hash function may error") added return values to protocol hash functions and commit 496611d7b5ea ("inet: create IPv6-equivalent inet_hash function") implemented a new hash function for IPv6. However, the latter does not respect the former's convention. This properly propagates the hash errors in the IPv6 case. Fixes: 496611d7b5ea ("inet: create IPv6-equivalent inet_hash function") Reported-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: Craig Gallek <kraig@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29Merge branch 'mlx5-fixes'David S. Miller
Saeed Mahameed says: ==================== Mellanox 100G mlx5 fixes 2016-10-25 This series contains some bug fixes for the mlx5 core and mlx5e driver. From Daniel: - Cache line size determination at runtime, instead of using L1_CACHE_BYTES hard coded value, use cache_line_size() - Always Query HCA caps after setting them even on reset flow From Mohamad: - Reorder netdev cleanup to uregister netdev before detaching it for the kernel to not complain about open resources such as vlans - Change the acl enable prototype to return status, for better error resiliency - Clear health sick bit when starting health poll after reset flow - Fix race between PCI error handlers and health work - PCI error recovery health care simulation, in case when the kernel PCI error handlers are not triggered for some internal firmware errors From Noa: - Avoid passing dma address 0 to firmware when mapping system pages to the firmware From Paul: Some straight forward flow steering fixes - Keep autogroups list ordered - Fix autogroups groups num not decreasing - Correctly initialize last use of flow counters From Saeed: - Choose the nearest LRO timeout to the wanted one instead of blindly choosing "dev_cap.lro_timeout[2]" This series has no conflict with the for-next pull request posted earlier today ("Mellanox mlx5 core driver updates 2016-10-25"). ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-29net/mlx5: Avoid passing dma address 0 to firmwareNoa Osherovich
Currently the firmware can't work with a page with dma address 0. Passing such an address to the firmware will cause the give_pages command to fail. To avoid this, in case we get a 0 dma address of a page from the dma engine, we avoid passing it to FW by remapping to get an address other than 0. Fixes: bf0bf77f6519 ('mlx5: Support communicating arbitrary host...') Signed-off-by: Noa Osherovich <noaos@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>