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2016-04-19Merge branch 'ptmx-cleanup'Linus Torvalds
Merge the ptmx internal interface cleanup branch. This doesn't change semantics, but it should be a sane basis for eventually getting the multi-instance devpts code into some sane shape where we can get rid of the kernel config option. Which we can hopefully get done next merge window.. * ptmx-cleanup: devpts: clean up interface to pty drivers
2016-04-19PCI: Reverse standard ACS vs device-specific ACS enablingAlex Williamson
The original thought was that if a device implemented ACS, then surely we want to use that... well, it turns out that devices can make an ACS capability so broken that we still need to fall back to quirks. Reverse the order of ACS enabling to give quirks first shot at it. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2016-04-20ARM: dts: r8a7794: add IIC clocksSimon Horman
Add IIC clocks to r8a7794 device tree. Based on similar work for the r8a7790 by Wolfram Sang. Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
2016-04-20ARM: dts: r8a7794: add CAN clocks to device treeSimon Horman
Add CAN nodes to r8a7794 device tree. Based on work by Sergei Shtylyov for the r8a7791 SoC. Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
2016-04-20ARM: dts: r8a7790: Add SCIF2 clockGeert Uytterhoeven
Based on Rev. 2.00 of the R-Car Gen2 datasheet. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2016-04-19tracing: Add enable_hist/disable_hist triggersTom Zanussi
Similar to enable_event/disable_event triggers, these triggers enable and disable the aggregation of events into maps rather than enabling and disabling their writing into the trace buffer. They can be used to automatically start and stop hist triggers based on a matching filter condition. If there's a paused hist trigger on system:event, the following would start it when the filter condition was hit: # echo enable_hist:system:event [ if filter] > event/trigger And the following would disable a running system:event hist trigger: # echo disable_hist:system:event [ if filter] > event/trigger See Documentation/trace/events.txt for real examples. Link: http://lkml.kernel.org/r/f812f086e52c8b7c8ad5443487375e03c96a601f.1457029949.git.tom.zanussi@linux.intel.com Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com> Tested-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Reviewed-by: Namhyung Kim <namhyung@kernel.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2016-04-19of: Introduce of_phandle_iterator_args()Joerg Roedel
This helper function can be used to copy the arguments of a phandle to an array. Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Rob Herring <robh@kernel.org>
2016-04-19of: Introduce of_for_each_phandle() helper macroJoerg Roedel
With this macro any user can easily iterate over a list of phandles. The patch also converts __of_parse_phandle_with_args() to make use of the macro. The of_count_phandle_with_args() function is not converted, because the macro hides the return value of of_phandle_iterator_init(), which is needed in there. Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Rob Herring <robh@kernel.org>
2016-04-19of: Move phandle walking to of_phandle_iterator_next()Joerg Roedel
Move the code to walk over the phandles out of the loop in __of_parse_phandle_with_args() to a separate function that just works with the iterator handle: of_phandle_iterator_next(). Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Rob Herring <robh@kernel.org>
2016-04-19of: Introduce struct of_phandle_iteratorJoerg Roedel
This struct carrys all necessary information to iterate over a list of phandles and extract the arguments. Add an init-function for the iterator and make use of it in __of_parse_phandle_with_args(). Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Rob Herring <robh@kernel.org>
2016-04-19iio: core: Add devm_ APIs for iio_channel_{get,release}_allLaxman Dewangan
Some of kernel driver uses the IIO framework to get the sensor value via ADC or IIO HW driver. The client driver get iio channel by iio_channel_get_all() and release it by calling iio_channel_release_all(). Add resource managed version (devm_*) of these APIs so that if client calls the devm_iio_channel_get_all() then it need not to release it explicitly, it can be done by managed device framework when driver get un-binded. This reduces the code in error path and also need of .remove callback in some cases. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-04-19iio: core: Add devm_ APIs for iio_channel_{get,release}Laxman Dewangan
Some of kernel driver uses the IIO framework to get the sensor value via ADC or IIO HW driver. The client driver get iio channel by iio_channel_get() and release it by calling iio_channel_release(). Add resource managed version (devm_*) of these APIs so that if client calls the devm_iio_channel_get() then it need not to release it explicitly, it can be done by managed device framework when driver get un-binded. This reduces the code in error path and also need of .remove callback in some cases. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-04-19iio: st_sensors: support open drain modeLinus Walleij
Some types of ST Sensors can be connected to the same IRQ line as other peripherals using open drain. Add a device tree binding and a sensor data property to flip the right bit in the interrupt control register to enable open drain mode on the INT line. If the line is set to be open drain, also tag on IRQF_SHARED to the IRQ flags when requesting the interrupt, as the whole point of using open drain interrupt lines is to share them with more than one peripheral (wire-or). Cc: devicetree@vger.kernel.org Cc: Giuseppe Barba <giuseppe.barba@st.com> Cc: Denis Ciocca <denis.ciocca@st.com> Acked-by: Rob Herring <rob@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-04-19iio: st_sensors: verify interrupt event to statusLinus Walleij
This makes all ST sensor drivers check that they actually have new data available for the requested channel(s) before claiming an IRQ, by reading the status register (which is conveniently the same for all ST sensors) and check that the channel has new data before proceeding to read it and fill the buffer. This way sensors can share an interrupt line: it can be flaged as shared and then the sensor that did not fire will return NO_IRQ, and the sensor that fired will handle the IRQ and return IRQ_HANDLED. Cc: Giuseppe Barba <giuseppe.barba@st.com> Cc: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-04-19net: Align IFLA_STATS64 attributes properly on architectures that need it.David S. Miller
Since the nlattr header is 4 bytes in size, it can cause the netlink attribute payload to not be 8-byte aligned. This is particularly troublesome for IFLA_STATS64 which contains 64-bit statistic values. Solve this by creating a dummy IFLA_PAD attribute which has a payload which is zero bytes in size. When HAVE_EFFICIENT_UNALIGNED_ACCESS is false, we insert an IFLA_PAD attribute into the netlink response when necessary such that the IFLA_STATS64 payload will be properly aligned. With help and suggestions from Eric Dumazet. Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-19tracing: Add 'hist' event trigger commandTom Zanussi
'hist' triggers allow users to continually aggregate trace events, which can then be viewed afterwards by simply reading a 'hist' file containing the aggregation in a human-readable format. The basic idea is very simple and boils down to a mechanism whereby trace events, rather than being exhaustively dumped in raw form and viewed directly, are automatically 'compressed' into meaningful tables completely defined by the user. This is done strictly via single-line command-line commands and without the aid of any kind of programming language or interpreter. A surprising number of typical use cases can be accomplished by users via this simple mechanism. In fact, a large number of the tasks that users typically do using the more complicated script-based tracing tools, at least during the initial stages of an investigation, can be accomplished by simply specifying a set of keys and values to be used in the creation of a hash table. The Linux kernel trace event subsystem happens to provide an extensive list of keys and values ready-made for such a purpose in the form of the event format files associated with each trace event. By simply consulting the format file for field names of interest and by plugging them into the hist trigger command, users can create an endless number of useful aggregations to help with investigating various properties of the system. See Documentation/trace/events.txt for examples. hist triggers are implemented on top of the existing event trigger infrastructure, and as such are consistent with the existing triggers from a user's perspective as well. The basic syntax follows the existing trigger syntax. Users start an aggregation by writing a 'hist' trigger to the event of interest's trigger file: # echo hist:keys=xxx [ if filter] > event/trigger Once a hist trigger has been set up, by default it continually aggregates every matching event into a hash table using the event key and a value field named 'hitcount'. To view the aggregation at any point in time, simply read the 'hist' file in the same directory as the 'trigger' file: # cat event/hist The detailed syntax provides additional options for user control, and is described exhaustively in Documentation/trace/events.txt and in the virtual tracing/README file in the tracing subsystem. Link: http://lkml.kernel.org/r/72d263b5e1853fe9c314953b65833c3aa75479f2.1457029949.git.tom.zanussi@linux.intel.com Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com> Tested-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Reviewed-by: Namhyung Kim <namhyung@kernel.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2016-04-19Merge tag 'v4.6-rc4' into x86/asm, to pick up fixesIngo Molnar
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-04-19usb: gadget: udc: core: add usb_gadget_{un}map_request_by_dev()Yoshihiro Shimoda
If the following environment, the first argument of DMA API should be set to a DMAC's device structure, not a udc controller's one. - A udc controller needs an external DMAC device (like a DMA Engine). - The external DMAC enables IOMMU. So, this patch add usb_gadget_{un}map_request_by_dev() API to set a DMAC's device structure by a udc controller driver. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2016-04-19mfd: Add resource managed APIs for mfd_add_devicesLaxman Dewangan
Add resource managed API devm_mfd_add_devices() for the mfd_add_devices(). This helps in reducing code in error path as it is not required to call mfd_remove_devices() explicitly to remove all child-devices. In some cases, it also helps not to implement .remove() callback which get called during driver unbind. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-04-19mfd: axp20x: Add support for AXP809 PMICChen-Yu Tsai
The X-Powers AXP809 is a new PMIC that is paired with Allwinner's A80 SoC, along with a slave AXP806 PMIC. This PMIC is quite similar to the earlier AXP223, though the interrupts and regulator have changed a bit. This patch adds support for the interrupts and power button of the PMIC. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-04-18Merge tag 'pci-v4.6-fixes-2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI fixes from Bjorn Helgaas: "These are fixes for two issues: - The VPD parsing code we added for v4.6 keeps some devices from crashing, but also keeps cxgb4 from reading non-standard extra VPD data that is relies on. Hariprasad added a way for the driver to specify how much VPD is valid. - The i.MX6 active-low reset GPIO support we added in v4.5 caused regressions on some boards, so we're reverting that. VPD: Add pci_set_vpd_size() (Hariprasad Shenai) cxgb4: Set VPD size so we can read both VPD structures (Hariprasad Shenai) Freescale i.MX6 host bridge driver: Revert "PCI: imx6: Add support for active-low reset GPIO" (Fabio Estevam)" * tag 'pci-v4.6-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: cxgb4: Set VPD size so we can read both VPD structures PCI: Add pci_set_vpd_size() to set VPD size Revert "PCI: imx6: Add support for active-low reset GPIO"
2016-04-18ACPI / tables: Move table override mechanisms to tables.cLv Zheng
This patch moves acpi_os_table_override() and acpi_os_physical_table_override() to tables.c. Along with the mechanisms, acpi_initrd_initialize_tables() is also moved to tables.c to form a static function. The following functions are renamed according to this change: 1. acpi_initrd_override() -> renamed to early_acpi_table_init(), which invokes acpi_table_initrd_init() 2. acpi_os_physical_table_override() -> which invokes acpi_table_initrd_override() 3. acpi_initialize_initrd_tables() -> renamed to acpi_table_initrd_scan() Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-04-18devpts: clean up interface to pty driversLinus Torvalds
This gets rid of the horrible notion of having that struct inode *ptmx_inode be the linchpin of the interface between the pty code and devpts. By de-emphasizing the ptmx inode, a lot of things actually get cleaner, and we will have a much saner way forward. In particular, this will allow us to associate with any particular devpts instance at open-time, and not be artificially tied to one particular ptmx inode. The patch itself is actually fairly straightforward, and apart from some locking and return path cleanups it's pretty mechanical: - the interfaces that devpts exposes all take "struct pts_fs_info *" instead of "struct inode *ptmx_inode" now. NOTE! The "struct pts_fs_info" thing is a completely opaque structure as far as the pty driver is concerned: it's still declared entirely internally to devpts. So the pty code can't actually access it in any way, just pass it as a "cookie" to the devpts code. - the "look up the pts fs info" is now a single clear operation, that also does the reference count increment on the pts superblock. So "devpts_add/del_ref()" is gone, and replaced by a "lookup and get ref" operation (devpts_get_ref(inode)), along with a "put ref" op (devpts_put_ref()). - the pty master "tty->driver_data" field now contains the pts_fs_info, not the ptmx inode. - because we don't care about the ptmx inode any more as some kind of base index, the ref counting can now drop the inode games - it just gets the ref on the superblock. - the pts_fs_info now has a back-pointer to the super_block. That's so that we can easily look up the information we actually need. Although quite often, the pts fs info was actually all we wanted, and not having to look it up based on some magical inode makes things more straightforward. In particular, now that "devpts_get_ref(inode)" operation should really be the *only* place we need to look up what devpts instance we're associated with, and we do it exactly once, at ptmx_open() time. The other side of this is that one ptmx node could now be associated with multiple different devpts instances - you could have a single /dev/ptmx node, and then have multiple mount namespaces with their own instances of devpts mounted on /dev/pts/. And that's all perfectly sane in a model where we just look up the pts instance at open time. This will eventually allow us to get rid of our odd single-vs-multiple pts instance model, but this patch in itself changes no semantics, only an internal binding model. Cc: Eric Biederman <ebiederm@xmission.com> Cc: Peter Anvin <hpa@zytor.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Peter Hurley <peter@hurleysoftware.com> Cc: Serge Hallyn <serge.hallyn@ubuntu.com> Cc: Willy Tarreau <w@1wt.eu> Cc: Aurelien Jarno <aurelien@aurel32.net> Cc: Alan Cox <gnomes@lxorguk.ukuu.org.uk> Cc: Jann Horn <jann@thejh.net> Cc: Greg KH <greg@kroah.com> Cc: Jiri Slaby <jslaby@suse.com> Cc: Florian Weimer <fw@deneb.enyo.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-04-19USB: PD: additional feature selectorsOliver Neukum
This adds the feature selectors from Table 9-8 Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-19USB: PD: define specific requestsOliver Neukum
This takes the definitions of requests from chapter 9.3.1 of the USB Power Delivery spec. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-19USB: add descriptors from USB Power Delivery specOliver Neukum
Adding the descriptors of chapter 9.2 of the Power Delivery spec. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-19Merge 4.6-rc4 into driver-core-nextGreg Kroah-Hartman
We want those fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-18phy: add generic function to support ksetting supportPhilippe Reynes
The old ethtool api (get_setting and set_setting) has generic phy functions phy_ethtool_sset and phy_ethtool_gset. To supprt the new ethtool api (get_link_ksettings and set_link_ksettings), we add generic phy function phy_ethtool_ksettings_get and phy_ethtool_ksettings_set. Signed-off-by: Philippe Reynes <tremyfr@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-18net: ethtool: export conversion function between u32 and link modePhilippe Reynes
The function convert_legacy_u32_to_link_mode and convert_link_mode_to_legacy_u32 may be used outside of ethtool.c. We rename them to ethtool_convert_... and export them, so we could use them in others drivers and modules. Signed-off-by: Philippe Reynes <tremyfr@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-18netfilter: connlabels: change nf_connlabels_get bit arg to 'highest used'Florian Westphal
nf_connlabel_set() takes the bit number that we would like to set. nf_connlabels_get() however took the number of bits that we want to support. So e.g. nf_connlabels_get(32) support bits 0 to 31, but not 32. This changes nf_connlabels_get() to take the highest bit that we want to set. Callers then don't have to cope with a potential integer wrap when using nf_connlabels_get(bit + 1) anymore. Current callers are fine, this change is only to make folloup nft ct label set support simpler. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-04-18netfilter: connlabels: move helpers to xt_connlabelFlorian Westphal
Currently labels can only be set either by iptables connlabel match or via ctnetlink. Before adding nftables set support, clean up the clabel core and move helpers that nft will not need after all to the xtables module. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-04-18ASoC: hdmi-codec: Add hdmi-codec for external HDMI-encodersJyri Sarha
The hdmi-codec is a platform device driver to be registered from drivers of external HDMI encoders with I2S and/or spdif interface. The driver in turn registers an ASoC codec for the HDMI encoder's audio functionality. The structures and definitions in the API header are mostly redundant copies of similar structures in ASoC headers. This is on purpose to avoid direct dependencies to ASoC structures in video side driver. Signed-off-by: Jyri Sarha <jsarha@ti.com> Acked-by: Arnaud Pouliquen <arnaud.pouliquen@st.com> Acked-by: PC Liao <pc.liao@mediatek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-04-18regulator: s2mps11: Set default ramp delay for S2MPS11 LDOsKrzysztof Kozlowski
Driver did not provide default value for ramp delay for LDOs which lead to warning in dmesg, e.g. on Odroid XU4: [ 1.486076] vdd_ldo9: ramp_delay not set [ 1.506875] vddq_mmc2: ramp_delay not set [ 1.523766] vdd_ldo15: ramp_delay not set [ 1.544702] vdd_sd: ramp_delay not set The datasheet for all the S2MPS1x family is inconsistent here and does not specify unambiguously the value of ramp delay for LDO. It mentions 30 mV/us in one timing diagram but then omits it completely in LDO regulator characteristics table (it is specified for bucks). However the vendor kernels for Galaxy S5 and Odroid XU3 use values of 12 mV/us or 24 mV/us. Without the ramp delay value the consumers do not wait for voltage settle after changing it. Although the proper value of ramp delay for LDOs is unknown, it seems safer to use at least some value from reference kernel than to leave it unset. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-04-18Merge branch 'topic/livepatch' into nextMichael Ellerman
Merge the support for live patching on ppc64le using mprofile-kernel. This branch has also been merged into the livepatching tree for v4.7.
2016-04-17net: dsa: constify probed nameVivien Didelot
Change the dsa_switch_driver.probe function to return a const char *. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-16Merge tag 'usb-4.6-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB driver fixes from Greg KH: "Here are some small USB fixes for 4.6-rc4. Mostly xhci fixes for reported issues, a UAS bug that has hit a number of people, including stable tree users, and a few other minor things. All have been in linux-next for a while with no reported issues" * tag 'usb-4.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: usb: hcd: out of bounds access in for_each_companion USB: uas: Add a new NO_REPORT_LUNS quirk USB: uas: Limit qdepth at the scsi-host level doc: usb: Fix typo in gadget_multi documentation usb: host: xhci-plat: Make enum xhci_plat_type start at a non zero value xhci: fix 10 second timeout on removal of PCI hotpluggable xhci controllers usb: xhci: fix wild pointers in xhci_mem_cleanup usb: host: xhci-plat: fix cannot work if R-Car Gen2/3 run on above 4GB phys usb: host: xhci: add a new quirk XHCI_NO_64BIT_SUPPORT xhci: resume USB 3 roothub first usb: xhci: applying XHCI_PME_STUCK_QUIRK to Intel BXT B0 host cdc-acm: fix crash if flushed with nothing buffered
2016-04-16netdev_features: Add NETIF_F_TSO_MANGLEID to NETIF_F_ALL_TSOAlexander Duyck
I realized that when I added NETIF_F_TSO_MANGLEID as a TSO type I forgot to add it to NETIF_F_ALL_TSO. This patch corrects that so the flag will be included correctly. The result should be minor as it was only used by a few drivers and in a few specific cases such as when NETIF_F_SG was not supported on a device so the TSO flags were cleared. Signed-off-by: Alexander Duyck <aduyck@mirantis.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-16ip_tunnel_core: iptunnel_handle_offloads returns int and doesn't free skbAlexander Duyck
This patch updates the IP tunnel core function iptunnel_handle_offloads so that we return an int and do not free the skb inside the function. This actually allows us to clean up several paths in several tunnels so that we can free the skb at one point in the path without having to have a secondary path if we are supporting tunnel offloads. In addition it should resolve some double-free issues I have found in the tunnels paths as I believe it is possible for us to end up triggering such an event in the case of fou or gue. Signed-off-by: Alexander Duyck <aduyck@mirantis.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-16vxlan: synchronously and race-free destruction of vxlan socketsHannes Frederic Sowa
Due to the fact that the udp socket is destructed asynchronously in a work queue, we have some nondeterministic behavior during shutdown of vxlan tunnels and creating new ones. Fix this by keeping the destruction process synchronous in regards to the user space process so IFF_UP can be reliably set. udp_tunnel_sock_release destroys vs->sock->sk if reference counter indicates so. We expect to have the same lifetime of vxlan_sock and vxlan_sock->sock->sk even in fast paths with only rcu locks held. So only destruct the whole socket after we can be sure it cannot be found by searching vxlan_net->sock_list. Cc: Eric Dumazet <eric.dumazet@gmail.com> Cc: Jiri Benc <jbenc@redhat.com> Cc: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2016-04-16iio:adis: Add support for manual self-test flag clearLars-Peter Clausen
Some variants of the devices from the ADIS family don't auto-clear the self-test bit after the self-test has completed. Instead we have to manually clear. Add support for this to the ADIS library. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-04-16clk: rockchip: fix checkpatch errors in rk3399 dt-binding headerHeiko Stuebner
Some "please, no space before tabs" checkpatch warnings slipped through the recent addition of the rk3399 dt-binding header, so fix them. Signed-off-by: Heiko Stuebner <heiko@sntech.de>
2016-04-15clk: ti: dpll: add support for specifying max rate for DPLLsTero Kristo
DPLLs typically have a maximum rate they can support, and this varies from DPLL to DPLL. Add support of the maximum rate value to the DPLL data struct, and also add check for this in the DPLL round_rate function. Signed-off-by: Tero Kristo <t-kristo@ti.com> Reviewed-by: Nishanth Menon <nm@ti.com> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: Lokesh Vutla <lokeshvutla@ti.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-04-15Merge branch 'clk-artpec6' into clk-nextStephen Boyd
* clk-artpec6: clk: add artpec-6 clock controller clk: add device tree binding for Artpec-6 clock controller
2016-04-15clk: add device tree binding for Artpec-6 clock controllerLars Persson
Add device tree documentation for the main clock controller in the Artpec-6 SoC. Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Lars Persson <larper@axis.com> [sboyd@codeaurora.org: Added unit address to binding example] Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-04-15Merge tag 'v4.7-rockchip-clk1' of ↵Stephen Boyd
git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into clk-next Pull rockchip clk updates from Heiko Stuebner: This is first big chunk of Rockchip clock-related changes for 4.7. Main change is probably the added support for the new rk3399 soc and necessary infrastructure changes surrounding it. The biggest chunk is probably that clock code is now able to handle multiple clock providers in one system, as the rk3399 has two of those. A general one and another smaller one in a separate power domain. The rk3399 also uses another new pll type. Thankfully it just fits nicely into our current structure. It also needs some parts like the cpuclk mux parameters to be a bit more flexible and an new fractional divider subtype without gate. Apart from this big change we have some more fixes and removal of forgotten variables. * tag 'v4.7-rockchip-clk1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip: clk: rockchip: add clock controller for the RK3399 dt-bindings: add bindings for rk3399 clock controller clk: rockchip: add dt-binding header for rk3399 clk: rockchip: release io resource when failing to init clk clk: rockchip: remove redundant checking of device_node clk: rockchip: fix warning reported by kernel-doc clk: rockchip: remove mux_core_reg from rockchip_cpuclk_reg_data clk: rockchip: add new pll-type for rk3399 and similar socs clk: rockchip: Add support for multiple clock providers clk: rockchip: allow varying mux parameters for cpuclk pll-sources clk: rockchip: add a COMPOSITE_FRACMUX_NOGATE type
2016-04-15Merge branch 'clk-renesas-for-v4.7' of ↵Stephen Boyd
git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into clk-next Pull renesas clk driver updates from Geert Uytterhoeven: - Support for the PWM module clock and watchdog related clocks on R-Car H3, - Cleanups and clarifications. * 'clk-renesas-for-v4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers: clk: renesas: mstp: Clarify cpg_mstp_{at,de}tach_dev() domain parameter clk: renesas: cpg-mssr: Drop check for CONFIG_PM_GENERIC_DOMAINS_OF clk: renesas: mstp: Drop check for CONFIG_PM_GENERIC_DOMAINS_OF clk: renesas: r8a7795: add RWDT clock clk: renesas: r8a7795: add R clk clk: renesas: r8a7795: add OSC and RINT clocks clk: renesas: cpg-mssr: add generic support for read-only DIV6 clocks clk: renesas: r8a7795: make SD clk definition specific for GEN3 clk: renesas: r8a7795: add PWM clock
2016-04-15Merge tag 'imx-clk-4.7' of ↵Stephen Boyd
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into clk-next The i.MX clock update for 4.7: - Register SAI clk as shared clocks to support SAI audio on i.MX6SX - Add the missing ckil clock for i.MX7 - Update clk-gate2 and vf610 clock driver to prepare for suspend support on VF610 - Fix DCU clock configurations and add TCON ipg clock to support DRM display on VF610 * tag 'imx-clk-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: clk: imx: vf610: fix whitespace in vf610-clock.h clk: imx: vf610: add TCON ipg clock clk: imx: vf610: fix DCU clock tree clk: imx: add ckil clock for i.MX7 clk: imx: vf610: add suspend/resume support clk: imx: vf610: add WKPU unit clk: imx: vf610: leave DDR clock on clk: imx: clk-gate2: allow custom gate configuration clk: imx6sx: Register SAI clocks as shared clocks
2016-04-15Merge branch 'libnvdimm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm Pull libnvdimm fixes from Ross Zwisler: "Two fixes: - Fix memcpy_from_pmem() to fallback to memcpy() for architectures where CONFIG_ARCH_HAS_PMEM_API=n. - Add a comment explaining why we write data twice when clearing poison in pmem_do_bvec(). This has passed a boot test on an X86_32 config, which was the architecture where issue #1 above was first noticed" Dan Williams adds: "We're giving this multi-maintainer setup a shot, so expect libnvdimm pull requests from either Ross or I going forward" * 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: libnvdimm, pmem: clarify the write+clear_poison+write flow pmem: fix BUG() error in pmem.h:48 on X86_32
2016-04-15Merge tag 'clk-v4.7-samsung' of git://linuxtv.org/snawrocki/samsung into ↵Stephen Boyd
clk-next Pull samsung clk updates from Sylwester Nawrocki: This includes addition of some missing clock tree definitions (UART, MMC2 clocks) for exynos3250 SoC and exporting of IDs for exynos543x SoC AMBA AXI bus clocks needed for bus frequency scaling. * tag 'clk-v4.7-samsung' of git://linuxtv.org/snawrocki/samsung: clk: samsung: exynos542x: Add the clock id for ACLK dt-bindings: clock: Add the clock id for ACLK clock of Exynos542x SoC clk: samsung: exynos3250: Add MMC2 clock clk: samsung: exynos3250: Add UART2 clock dt-bindings: Add the clock id of UART2 and MMC2 for Exynos3250
2016-04-15sctp: add the sctp_diag.c fileXin Long
This one will implement all the interface of inet_diag, inet_diag_handler. which includes sctp_diag_dump, sctp_diag_dump_one and sctp_diag_get_info. It will work as a module, and register inet_diag_handler when loading. v2->v3: - fix the mistake in inet_assoc_attr_size(). - change inet_diag_msg_laddrs_fill() name to inet_diag_msg_sctpladdrs_fill. - change inet_diag_msg_paddrs_fill() name to inet_diag_msg_sctpaddrs_fill. - add inet_diag_msg_sctpinfo_fill() to make asoc/ep fill code clearer. - add inet_diag_msg_sctpasoc_fill() to make asoc fill code clearer. - merge inet_asoc_diag_fill() and inet_ep_diag_fill() to inet_sctp_diag_fill(). - call sctp_diag_get_info() directly, instead by handler, cause the caller is in the same file with it. - call lock_sock in sctp_tsp_dump_one() to make sure we call get sctp info safely. - after lock_sock(sk), we should check sk != assoc->base.sk. - change mem[SK_MEMINFO_WMEM_ALLOC] to asoc->sndbuf_used for asoc dump when asoc->ep->sndbuf_policy is set. don't use INET_DIAG_MEMINFO attr any more. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>