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2015-09-09ARM: dts: qcom: msm8960-cdp: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: msm8660-surf: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: ipq8064-ap148: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Cc: Mathieu Olivari <mathieu@codeaurora.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: apq8084-mtp: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: apq8084-ifc6540: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: apq8074-dragonboard: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: apq8064-ifc6410: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: apq8064-cm-qs600: Use stdout-pathStephen Boyd
Use stdout-path so that we don't have to put the console on the kernel command line. Cc: Mike Rapoport <mike.rapoport@gmail.com> Cc: Igor Grinberg <grinberg@compulab.co.il> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09ARM: dts: qcom: Label serial nodes for aliasing and stdout-pathStephen Boyd
Add a label to the serial nodes that are being used for the console. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-09-09Merge tag 'qcom-dt-for-4.3' into v4.2-rc2Andy Gross
Qualcomm ARM Based Device Tree Updates for v4.3 * Switch to use pinctrl compatible for GPIOs * Add RPM regulators for MSM8960 * Add SPI Ethernet support on MSM8960 CDP * Add SMEM support along with dependencies * Add PM8921 support for GPIO and MPP * Fix GSBI cell index * Switch to use real regulators on APQ8064 w/ SDCC
2015-09-09ebpf: fix fd refcount leaks related to maps in bpf syscallDaniel Borkmann
We may already have gotten a proper fd struct through fdget(), so whenever we return at the end of an map operation, we need to call fdput(). However, each map operation from syscall side first probes CHECK_ATTR() to verify that unused fields in the bpf_attr union are zero. In case of malformed input, we return with error, but the lookup to the map_fd was already performed at that time, so that we return without an corresponding fdput(). Fix it by performing an fdget() only right before bpf_map_get(). The fdget() invocation on maps in the verifier is not affected. Fixes: db20fd2b0108 ("bpf: add lookup/update/delete/iterate methods to BPF maps") Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@plumgrid.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09Watchdog: Fix parent of watchdog_devicesPratyush Anand
/sys/class/watchdog/watchdogn/device/modalias can help to identify the driver/module for a given watchdog node. However, many wdt devices do not set their parent and so, we do not see an entry for device in sysfs for such devices. This patch fixes parent of watchdog_device so that /sys/class/watchdog/watchdogn/device is populated. Exceptions: booke, diag288, octeon, softdog and w83627hf -- They do not have any parent. Not sure, how we can identify driver for these devices. Signed-off-by: Pratyush Anand <panand@redhat.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Acked-by: Guenter Roeck <linux@roeck-us.net> Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com> Acked-by: Lee Jones <lee.jones@linaro.org> Acked-by: Lubomir Rintel <lkundrak@v3.sk> Acked-by: Maxime Coquelin <maxime.coquelin@st.com> Acked-by: Thierry Reding <treding@nvidia.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: at91rm9200: Correct check for syscon_node_to_regmap() errorsBjorn Andersson
syscon_node_to_regmap() returns a regmap or an ERR_PTR(). Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com> Acked-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: at91sam9: get and use slow clockAlexandre Belloni
Commit dca1a4b5ff6e ("clk: at91: keep slow clk enabled to prevent system hang") added a workaround for the slow clock as it is not properly handled by its users. Get and use the slow clock as it is necessary for the at91sam9 watchdog. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09Documentation: dt: binding: atmel-sama5d4-wdt: for SAMA5D4 watchdog driverWenyou Yang
The compatible "atmel,sama5d4-wdt" supports the SAMA5D4 watchdog driver and the watchdog's WDT_MR register can be written more than once. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09RDS: verify the underlying transport exists before creating a connectionSasha Levin
There was no verification that an underlying transport exists when creating a connection, this would cause dereferencing a NULL ptr. It might happen on sockets that weren't properly bound before attempting to send a message, which will cause a NULL ptr deref: [135546.047719] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC KASAN [135546.051270] Modules linked in: [135546.051781] CPU: 4 PID: 15650 Comm: trinity-c4 Not tainted 4.2.0-next-20150902-sasha-00041-gbaa1222-dirty #2527 [135546.053217] task: ffff8800835bc000 ti: ffff8800bc708000 task.ti: ffff8800bc708000 [135546.054291] RIP: __rds_conn_create (net/rds/connection.c:194) [135546.055666] RSP: 0018:ffff8800bc70fab0 EFLAGS: 00010202 [135546.056457] RAX: dffffc0000000000 RBX: 0000000000000f2c RCX: ffff8800835bc000 [135546.057494] RDX: 0000000000000007 RSI: ffff8800835bccd8 RDI: 0000000000000038 [135546.058530] RBP: ffff8800bc70fb18 R08: 0000000000000001 R09: 0000000000000000 [135546.059556] R10: ffffed014d7a3a23 R11: ffffed014d7a3a21 R12: 0000000000000000 [135546.060614] R13: 0000000000000001 R14: ffff8801ec3d0000 R15: 0000000000000000 [135546.061668] FS: 00007faad4ffb700(0000) GS:ffff880252000000(0000) knlGS:0000000000000000 [135546.062836] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [135546.063682] CR2: 000000000000846a CR3: 000000009d137000 CR4: 00000000000006a0 [135546.064723] Stack: [135546.065048] ffffffffafe2055c ffffffffafe23fc1 ffffed00493097bf ffff8801ec3d0008 [135546.066247] 0000000000000000 00000000000000d0 0000000000000000 ac194a24c0586342 [135546.067438] 1ffff100178e1f78 ffff880320581b00 ffff8800bc70fdd0 ffff880320581b00 [135546.068629] Call Trace: [135546.069028] ? __rds_conn_create (include/linux/rcupdate.h:856 net/rds/connection.c:134) [135546.069989] ? rds_message_copy_from_user (net/rds/message.c:298) [135546.071021] rds_conn_create_outgoing (net/rds/connection.c:278) [135546.071981] rds_sendmsg (net/rds/send.c:1058) [135546.072858] ? perf_trace_lock (include/trace/events/lock.h:38) [135546.073744] ? lockdep_init (kernel/locking/lockdep.c:3298) [135546.074577] ? rds_send_drop_to (net/rds/send.c:976) [135546.075508] ? __might_fault (./arch/x86/include/asm/current.h:14 mm/memory.c:3795) [135546.076349] ? __might_fault (mm/memory.c:3795) [135546.077179] ? rds_send_drop_to (net/rds/send.c:976) [135546.078114] sock_sendmsg (net/socket.c:611 net/socket.c:620) [135546.078856] SYSC_sendto (net/socket.c:1657) [135546.079596] ? SYSC_connect (net/socket.c:1628) [135546.080510] ? trace_dump_stack (kernel/trace/trace.c:1926) [135546.081397] ? ring_buffer_unlock_commit (kernel/trace/ring_buffer.c:2479 kernel/trace/ring_buffer.c:2558 kernel/trace/ring_buffer.c:2674) [135546.082390] ? trace_buffer_unlock_commit (kernel/trace/trace.c:1749) [135546.083410] ? trace_event_raw_event_sys_enter (include/trace/events/syscalls.h:16) [135546.084481] ? do_audit_syscall_entry (include/trace/events/syscalls.h:16) [135546.085438] ? trace_buffer_unlock_commit (kernel/trace/trace.c:1749) [135546.085515] rds_ib_laddr_check(): addr 36.74.25.172 ret -99 node type -1 Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09watchdog: add a driver to support SAMA5D4 watchdog timerWenyou Yang
From SAMA5D4, the watchdog timer is upgrated with a new feature, which is describled as in the datasheet, "WDT_MR can be written until a LOCKMR command is issued in WDT_CR". That is to say, as long as the bootstrap and u-boot don't issue a LOCKMR command, WDT_MR can be written more than once in the driver. So the SAMA5D4 watchdog driver's implementation is different from the at91sam9260 watchdog driver implemented in file at91sam9_wdt.c. The user application open the device file to enable the watchdog timer hardware, and close to disable it, and set the watchdog timer timeout by seting WDV and WDD fields of WDT_MR register, and ping the watchdog by issuing WDRSTT command to WDT_CR register with hard-coded key. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: allow to compile for MPC512xUwe Kleine-König
The MPC5125 processor features a watchdog device that is identical to the MPC8610 one. So allow to enable the driver for MPC512x kernel configurations. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: use better error code when watchdog cannot be enabledUwe Kleine-König
checkpatch warns about ENOSYS, telling "ENOSYS means 'invalid syscall nr' and nothing else". So use ENODEV instead. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: use dynamic memory for device specific dataUwe Kleine-König
Instead of relying on global static memory dynamically allocate the needed data. This has the benefit of some saved bytes if the driver is not in use and making it possible to bind more than one device (even though this has no known use case). Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: use devm_ioremap_resource to map memoryUwe Kleine-König
This simplifies the error paths and device unbinding. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: make use of of_device_get_match_dataUwe Kleine-König
This function is new in v4.2-rc1 and makes a forward declaration of the match table superfluous which can so be removed. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: simplify registrationUwe Kleine-König
Since commit ef90174f8210 ("watchdog: watchdog_core: Add watchdog registration deferral mechanism") there is no need to delay the call to watchdog_register_device any more. So simplify the registration code accordingly. Resetting wd_base to NULL can the also be dropped because nothing depends on it being NULL to signal probe failure any more. (The matching wd_base = NULL in .remove was missing, too.) Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mpc8xxx: remove dead codeUwe Kleine-König
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: lpc18xx_wdt_get_timeleft() can be staticFengguang Wu
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09DT: watchdog: Add NXP LPC18xx Watchdog Timer binding documentationAriel D'Alessandro
Add the devicetree binding document for NXP LPC18xx Watchdog Timer. Signed-off-by: Ariel D'Alessandro <ariel@vanguardiasur.com.ar> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: NXP LPC18xx Watchdog Timer DriverAriel D'Alessandro
This commit adds support for the watchdog timer found in NXP LPC SoCs family, which includes LPC18xx/LPC43xx. Other SoCs in that family may share the same watchdog hardware. Watchdog driver registers a restart handler that will restart the system by performing an incorrect feed after ensuring the watchdog is enabled in reset mode. As watchdog cannot be disabled in hardware, driver's stop routine will regularly send a keepalive ping using a timer. Signed-off-by: Ariel D'Alessandro <ariel@vanguardiasur.com.ar> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: gpio-wdt: ping already at startup for always running devicesUwe Kleine-König
During probe for an always-running watchdog a timer is setup to constantly ping the watchdog while the device is not open. The gpio to ping the watchdog is setup to inactive. For a watchdog with hw_algo = "toggle" this results in a ping depending on the initial state of the gpio, for hw_algo = "level" no ping is generated. Make sure that the first automatic ping is sent immediately and not only when the timer expires the first time. This makes the machine survive in case more than half of the watchdog timeout is already elapsed. (Which is very probable for the chip I'm faced with that has a timeout of one second.) Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: gpio-wdt: be more strict about hw_algo matchingUwe Kleine-König
strncmp(algo, "toggle", 6) doesn't compare the trailing '\0' byte, so using hw_algo = "toggleboggle" is recognized the same way as hw_algo = "toggle" . While this doesn't introduce any problems for a device tree that sticks to the documented settings it's still ugly. Fix this by using strcmp to only match on "toggle" and "level". Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09Documentation: watchdog: at91sam9_wdt: add clocks propertyAlexandre Belloni
The watchdog has an input clock, the slow clock. It is required as it will not function without it. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09xen-netback: require fewer guest Rx slots when not using GSODavid Vrabel
Commit f48da8b14d04ca87ffcffe68829afd45f926ec6a (xen-netback: fix unlimited guest Rx internal queue and carrier flapping) introduced a regression. The PV frontend in IPXE only places 4 requests on the guest Rx ring. Since netback required at least (MAX_SKB_FRAGS + 1) slots, IPXE could not receive any packets. a) If GSO is not enabled on the VIF, fewer guest Rx slots are required for the largest possible packet. Calculate the required slots based on the maximum GSO size or the MTU. This calculation of the number of required slots relies on 1650d5455bd2 (xen-netback: always fully coalesce guest Rx packets) which present in 4.0-rc1 and later. b) Reduce the Rx stall detection to checking for at least one available Rx request. This is fine since we're predominately concerned with detecting interfaces which are down and thus have zero available Rx requests. Signed-off-by: David Vrabel <david.vrabel@citrix.com> Reviewed-by: Wei Liu <wei.liu2@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09watchdog: booke_wdt: Use infrastructure to check timeout limitsGuenter Roeck
The watchdog infrastructure checks the maximum timeout for us. Use it. Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: (nv_tco) add support for MCP79Vivien Didelot
Tested on the Nvidia chipset with an SMBus controller PCI ID 0x0AA2 (as shown in the PCI listing during the boot sequence). Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: sunxi: fix activation of system resetFrancesco Lavra
Commit f2147de33470 ("watchdog: sunxi: support parameterized compatible strings") introduced a regression in sunxi_wdt_start(), by which the system reset function of the watchdog is not enabled upon starting the watchdog. As a result, the system is not reset when the watchdog expires. Fix it. Fixes: f2147de33470 ("watchdog: sunxi: support parameterized compatible strings") Signed-off-by: Francesco Lavra <francescolavra.fl@gmail.com> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Cc: stable@vger.kernel.org
2015-09-09watchdog: mtk_wdt: add wdt shutdown callback to disable wdt if enabledGreta Zhang
Without .shutdown(), watchdog might reset the system during power off. For example, if watchdog's timeout is set to 30s, then it is reset to zero by mtk_wdt_ping(). During power off, no app will ping watchdog, but watchdog is still running and may trigger reset. Signed-off-by: Greta Zhang <greta.zhang@mediatek.com> Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> Acked-by: Matthias Brugger <matthias.bgg@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: mtk_wdt: add suspend/resume supportGreta Zhang
add mediatek watchdog driver suspend/resume support Signed-off-by: Greta Zhang <greta.zhang@mediatek.com> Signed-off-by: Roger Lu <roger.lu@mediatek.com> Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> Acked-by: Matthias Brugger <matthias.bgg@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09watchdog: imgpdc: Unregister restart handler on removeEzequiel Garcia
Commit c631f20068 ("watchdog: imgpdc: Add reboot support") introduced a restart handler but forgot to unregister it on driver removal. Fix it. Fixes: c631f20068 ("watchdog: imgpdc: Add reboot support") Reported-by: Ariel D'Alessandro <ariel@vanguardiasur.com.ar> Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09Documentation/watchdog: add timeout and ping rate control to watchdog-test.cTimur Tabi
The watchdog test program is much more useful if it can configure the timeout value and ping rate. This will allow you to test actual timeouts. Adds the -t parameter to set the timeout value (in seconds), and -p to set the ping rate (number of seconds between pings). Signed-off-by: Timur Tabi <timur@codeaurora.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2015-09-09Merge branch 'cxgb4-fixes'David S. Miller
Hariprasad Shenai says: ==================== cxgb4: Fix tx flit calculation and wc stat configuration This patch series fixes the following: Patch 1/2 fixes tx flit calculation, which if wrong can lead to stall, hang, data corrpution, write combining failure. Patch 2/2 fixes PCI-E write combining stats configuration. This patch series has been created against net tree and includes patches on cxgb4 driver. We have included all the maintainers of respective drivers. Kindly review the change and let us know in case of any review comments. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09cxgb4: Fix for write-combining stats configurationHariprasad Shenai
The write-combining configuration register SGE_STAT_CFG_A needs to be configured after FW initializes the adapter, else FW will reset the configuration Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09cxgb4: Fix tx flit calculationHariprasad Shenai
In commit 0aac3f56d4a63f04 ("cxgb4: Add comment for calculate tx flits and sge length code") introduced a regression where tx flit calculation is going wrong, which can lead to data corruption, hang, stall and write-combining failure. Fixing it. Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09net: eth: altera: Fix the initial device operstateAtsushi Nemoto
Call netif_carrier_off() prior to register_netdev(), otherwise userspace can see incorrect link state. Signed-off-by: Atsushi Nemoto <nemoto@toshiba-tops.co.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-09Merge tag 'tty-4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty driver reverts from Greg KH: "Here are some reverts for some tty patches (specifically the pl011 driver) that ended up breaking a bunch of machines (i.e. almost all of the ones with this chip). People are working on a fix for this, but in the meantime, it's best to just revert all 5 patches to restore people's serial consoles. These reverts have been in linux-next for many days now" * tag 'tty-4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: Revert "uart: pl011: Rename regs with enumeration" Revert "uart: pl011: Introduce register accessor" Revert "uart: pl011: Introduce register look up table" Revert "uart: pl011: Improve LCRH register access decision" Revert "uart: pl011: Add support to ZTE ZX296702 uart"
2015-09-09Merge tag 'for-linus-20150909' of git://git.infradead.org/linux-mtdLinus Torvalds
Pull more MTD updates from Brian Norris: "There was one significant bug in my first pull request, fixed here. I also threw in a few trivial ID additions and a small module rename. Details: - SPI NOR: bug fix for a "end of table" check that resulted in a NULL dereference in some cases - SPI NOR: a few new IDs / feature flags - OMAP2 NAND: rename module so it doesn't conflict with onenand omap2.ko" * tag 'for-linus-20150909' of git://git.infradead.org/linux-mtd: mtd: spi-nor: fix NULL dereference when no match found in spi_nor_ids[] mtd: spi-nor: s25sl064p supports both dual and quad I/O mtd: spi-nor: allow dual/quad reads on S25FL129P mtd: nand: omap2: Rename shippable module to omap2_nand mtd: spi-nor: Add support for sst25wf020a mtd: spi-nor: Add support for Micron n25q064a serial flash
2015-09-09Merge tag 'pwm/for-4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm Pull pwm updates from Thierry Reding: "This set of changes introduces the beginnings of a new API that's based around the concept of states that can be atomically applied. Drivers go to various lengths to implement something similar, which indicates that the core should really be providing the necessary framework. On top of that, there is a bit of cleanup as well as improved kerneldoc and integration into the device-drivers DocBook. Regarding drivers there is a new one for the NXP LPC18xx family of SoCs and a couple of fixes for existing drivers (pca9685, Broadcom Kona and Atmel HLCDC)" * tag 'pwm/for-4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: ARM: at91: pwm: atmel-hlcdc: Add at91sam9n12 errata pwm: Add NXP LPC18xx PWM/SCT DT binding documentation pwm: NXP LPC18xx PWM/SCT driver pwm-pca9685: Support changing the output frequency pwm-pca9685: Fix several driver bugs pwm: kona: Modify settings application sequence pwm: pca9685: Drop owner assignment pwm: Add to device-drivers documentation pwm: Clean up kerneldoc pwm: Remove useless whitespace pwm: sysfs: Remove unnecessary padding pwm: sysfs: Properly convert from enum to string pwm: Make use of pwm_get_xxx() helpers where appropriate pwm: Add pwm_get_polarity() helper function pwm: Constify PWM device where possible pwm: Add the pwm_is_enabled() helper
2015-09-09fix ufs write vs readpage race when writing into a holeAl Viro
Followup to the UFS series - with the way we clear the new blocks (via buffer cache, possibly on more than a page worth of file) we really should not insert a reference to new block into inode block tree until after we'd cleared it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-09-09Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds
Pull virtio updates from Michael Tsirkin: "Virtio fixes and features for 4.3: - virtio-mmio can now be auto-loaded through acpi. - virtio blk supports extended partitions. - total memory is better reported when using virtio balloon with auto-deflate. - cache control is re-enabled when using virtio-blk in modern mode" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: virtio_balloon: do not change memory amount visible via /proc/meminfo virtio_ballon: change stub of release_pages_by_pfn virtio-blk: Allow extended partitions virtio_mmio: add ACPI probing virtio-blk: use VIRTIO_BLK_F_WCE and VIRTIO_BLK_F_CONFIG_WCE in virtio1
2015-09-09Merge tag 'metag-for-v4.3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag Pull metag updates from James Hogan: "Metag architecture changes for v4.3. Just a couple of changes for v4.3-rc1. A preparatory IRQ patch to prepare for moving irq_data struct members, and a tweak to Documentation/features since Meta2 could support THP" * tag 'metag-for-v4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/metag: Documentation/features/vm: Meta2 is capable of THP metag/irq: Use access helper irq_data_get_affinity_mask()
2015-09-09Merge tag 'nios2-v4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2 Pull nios2 updates from Ley Foon Tan: - add defconfig and device tree for max 10 support - migrate to new 'set-state' interface for timer - fix unaligned handler - MAINTAINERS: update nios2 git repo * tag 'nios2-v4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2: nios2: add Max10 defconfig nios2: Add Max10 device tree MAINTAINERS: update nios2 git repo nios2: remove unused statistic counters nios2: fixed variable imm16 to s16 nios2/time: Migrate to new 'set-state' interface
2015-09-09Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6Linus Torvalds
Pull cifs updates from Steve French: "Small cifs fix and a patch for improved debugging" * 'for-next' of git://git.samba.org/sfrench/cifs-2.6: cifs: Fix use-after-free on mid_q_entry Update cifs version number Add way to query server fs info for smb3