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2012-11-11gpiolib: separation of pin concernsLinus Walleij6-28/+20
The fact that of_gpiochip_add_pin_range() and gpiochip_add_pin_range() share too much code is fragile and will invariably mean that bugs need to be fixed in two places instead of one. So separate the concerns of gpiolib.c and gpiolib-of.c and have the latter call the former as back-end. This is necessary also when going forward with other device descriptions such as ACPI. This is done by: - Adding a return code to gpiochip_add_pin_range() so we can reliably check whether this succeeds. - Get rid of the custom of_pinctrl_add_gpio_range() from pinctrl. Instead create of_pinctrl_get() to just retrive the pin controller per se from an OF node. This composite function was just begging to be deleted, it was way to purpose-specific. - Use pinctrl_dev_get_name() to get the name of the retrieved pin controller and use that to call back into the generic gpiochip_add_pin_range(). Now the pin range is only allocated and tied to a pin controller from the core implementation in gpiolib.c. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11gpiolib: call pin removal in chip removal functionLinus Walleij1-0/+1
This makes us call gpiochio_remove_pin_ranges() in the gpiochip_remove() function, so we get rid of ranges when freeing the chip. Reviewed-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11gpiolib: remove duplicate pin range codeLinus Walleij1-12/+1
Commit 69e1601bca88809dc118abd1becb02c15a02ec71 "gpiolib: provide provision to register pin ranges" Introduced both of_gpiochip_remove_pin_range() and gpiochip_remove_pin_ranges(). But the contents are exactly the same so remove the OF one and rely on the range deletion in the core. Reviewed-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11gpiolib-of: staticize the pin range callsLinus Walleij1-4/+4
Commit 69e1601bca88809dc118abd1becb02c15a02ec71 "gpiolib: provide provision to register pin ranges" Declared the of_gpiochip_[add|remove]_pin_range() global while they should be static as they are only ever used in this file. Let's convert them to static. Reviewed-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11gpiolib: fix up function prototypes etcLinus Walleij3-11/+29
Commit 69e1601bca88809dc118abd1becb02c15a02ec71 "gpiolib: provide provision to register pin ranges" Got most of it's function prototypes wrong, so fix this up by: - Moving the void declarations into static inlines in <linux/gpio.h> (previously the actual prototypes were declared here...) - Declare the gpiochip_add_pin_range() and gpiochip_remove_pin_ranges() functions in <asm-generic/gpio.h> together with the pin range struct declaration itself. - Actually only implement these very functions in gpiolib.c if CONFIG_PINCTRL is set. - Additionally export the symbols since modules will need to be able to do this. Reviewed-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: sirf: Staticize non-exported symbolAxel Lin1-2/+2
Staticize sirfsoc_gpio_irq_map() function. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: u300: Staticize non-exported symbolsAxel Lin1-6/+4
Staticize u300_pin_config_get() and u300_pin_config_set() functions. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl/u300: use managed resourcesLinus Walleij1-28/+4
This converts the U300 pin controller to use managed resources (devm_*) for it's memory region. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl/coh901: convert to use managed resourcesLinus Walleij1-43/+19
This switches the COH 901 pin controller to use managed resources (devm_*) for memory remaps, clocks, etc. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl/coh901: use irqdomain, allocate irqdescsLinus Walleij4-27/+46
This switches the COH 901 pinctrl driver to allocate its GPIO IRQs dynamically, and start to use a linear irqdomain to map from the hardware IRQs. This way we can cut away the complex allocation of IRQ numbers from the <mach/irqs.h> file. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11ARM: U300: bump IRQs to offset 32Linus Walleij2-59/+59
The U300 IRQs were bumped once to offset to 1 (in order to avoid using IRQ 0 which is now NO_IRQ). This was OK as we were still passing the number of irqs in the .nr_irqs field of the machine, with descriptors allocated at boot time. However .nr_irqs should be 0, leading the system to reserve the first 16 IRQs. Then the VIC driver will complain that IRQs 1 thru 15 are pre-allocated, so to avoid this and use free descriptors, move all IRQs up to offset 32. This will all be done away with as we migrate to device tree, so it is an interim solution. Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: SPEAr: Add plgpio driverViresh Kumar3-0/+754
Most of SPEAr SoCs, which support pinctrl, can configure & use pads as gpio. This patch adds plgpio driver for configuring these pads as gpio. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11gpiolib: provide provision to register pin rangesShiraz Hashim10-0/+251
pinctrl subsystem needs gpio chip base to prepare set of gpio pin ranges, which a given pinctrl driver can handle. This is important to handle pinctrl gpio request calls in order to program a given pin properly for gpio operation. As gpio base is allocated dynamically during gpiochip registration, presently there exists no clean way to pass this information to the pinctrl subsystem. After few discussions from [1], it was concluded that may be gpio controller reporting the pin range it supports, is a better way than pinctrl subsystem directly registering it. [1] http://comments.gmane.org/gmane.linux.ports.arm.kernel/184816 Cc: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com> [Edited documentation a bit] Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11Revert "pinctrl: remove pinctrl_remove_gpio_range"Viresh Kumar2-0/+16
This reverts earlier commit which removed pinctrl_remove_gpio_range(), because at that time there weren't any more users of that routine. It was removed as the removal of ranges was done in unregister of pinctrl. But as we are now registering stuff from gpiolib, we may remove and insert a gpio module multiple times. So, we need this routine again. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: exynos: Add terminating entry for of_device_id tableAxel Lin1-0/+1
The of_device_id table is supposed to be zero-terminated. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: sirf: enable the driver support new SiRFmarco SoCBarry Song2-13/+39
The driver supports old up SiRFprimaII SoCs, this patch makes it support the new SiRFmarco as well. SiRFmarco, as a SMP SoC, adds new SIRFSOC_GPIO_PAD_EN_CLR registers, to disable GPIO pad, we should write 1 to the corresponding bit in the new CLEAR register instead of writing 0 to SIRFSOC_GPIO_PAD_EN. Signed-off-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: mvebu: move to its own directoryThomas Petazzoni10-29/+31
Like the spear platform, the mvebu platform has multiple files: one core file, and then one file per SoC family. More files will be added later, as support for mach-orion5x and mach-mv78xx0 SoCs is added to pinctrl-mvebu. For those reasons, having a separate subdirectory, drivers/pinctrl/mvebu/ makes sense, and it had already been suggested by Linus Wallej when the driver was originally submitted. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: mvebu: remove useless includeThomas Petazzoni1-1/+0
Including the core.h header for the pinctrl subsystem is not necessary, and it is actually causing problems when moving the pinctrl-mvebu drivers into a separate subdirectory. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: mvebu: allow plat-orion architectures to use pinctrl-mvebuThomas Petazzoni1-1/+4
The mach-kirkwood and mach-dove architectures have not yet been integrated into the mach-mvebu directory, which should ultimately contain the support for all Marvell SoCs from the Engineering Business Unit. However, before this can happen, we need to let mach-kirkwood and mach-dove use the pinctrl-mvebu driver, which supports the kirkwood and dove SoC families. In order to do that, we make this driver available as soon as PLAT_ORION is selected, instead of using ARCH_MVEBU as a condition. In the long term, PLAT_ORION should disappear and be fully replaced by ARCH_MVEBU, but the plan is to make the migration step by step, by first having the existing mach-* directories for Marvell SoCs converge on several infrastructures, including the pinctrl one. Also, like the spear pinctrl driver, we put all pinctrl-mvebu Kconfig options under a if, in order to avoid having certain options (PINCTRL_DOVE, PINCTRL_KIRKWOOD, etc.) selecting an option (PINCTLR_MVEBU) which itself has a dependency (on ARCH_MVEBU). In this a construct, the dependency is in fact ignored due to the selects. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11pinctrl: reserve pins when states are activatedLinus Walleij4-46/+29
This switches the way that pins are reserved for multiplexing: We used to do this when the map was parsed, at the creation of the settings inside the pinctrl handle, in pinmux_map_to_setting(). However this does not work for us, because we want to use the same set of pins with different devices at different times: the current code assumes that the pin groups in a pinmux state will only be used with one single device, albeit different groups can be active at different times. For example if a single I2C driver block is used to drive two different busses located on two pin groups A and B, then the pins for all possible states of a function are reserved when fetching the pinctrl handle: the I2C bus can choose either set A or set B by a mux state at runtime, but all pins in both group A and B (the superset) are effectively reserved for that I2C function and mapped to the device. Another device can never get in and use the pins in group A, even if the device/function is using group B at the moment. Instead: let use reserve the pins when the state is activated and drop them when the state is disabled, i.e. when we move to another state. This way different devices/functions can use the same pins at different times. We know that this is an odd way of doing things, but we really need to switch e.g. an SD-card slot to become a tracing output sink at runtime: we plug in a special "tracing card" then mux the pins that used to be an SD slot around to the tracing unit and push out tracing data there instead of SD-card traffic. As a side effect pinmux_free_setting() is unused but the stubs are kept for future additions of code. Cc: Patrice Chotard <patrice.chotard@st.com> Cc: Loic Pallardy <loic.pallardy@st.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Jean Nicolas Graux <jean-nicolas.graux@stericsson.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-11Linux 3.7-rc5Linus Torvalds1-1/+1
2012-11-10Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds25-66/+131
Pull networking fixes from David Miller: "Bug fixes galore, mostly in drivers as is often the case: 1) USB gadget and cdc_eem drivers need adjustments to their frame size lengths in order to handle VLANs correctly. From Ian Coolidge. 2) TIPC and several network drivers erroneously call tasklet_disable before tasklet_kill, fix from Xiaotian Feng. 3) r8169 driver needs to apply the WOL suspend quirk to more chipsets, fix from Cyril Brulebois. 4) Fix multicast filters on RTL_GIGA_MAC_VER_35 r8169 chips, from Nathan Walp. 5) FDB netlink dumps should use RTM_NEWNEIGH as the message type, not zero. From John Fastabend. 6) Fix smsc95xx tx checksum offload on big-endian, from Steve Glendinning. 7) __inet_diag_dump() needs to repsect and report the error value returned from inet_diag_lock_handler() rather than ignore it. Otherwise if an inet diag handler is not available for a particular protocol, we essentially report success instead of giving an error indication. Fix from Cyrill Gorcunov. 8) When the QFQ packet scheduler sees TSO/GSO packets it does not handle things properly, and in fact ends up corrupting it's datastructures as well as mis-schedule packets. Fix from Paolo Valente. 9) Fix oopser in skb_loop_sk(), from Eric Leblond. 10) CXGB4 passes partially uninitialized datastructures in to FW commands, fix from Vipul Pandya. 11) When we send unsolicited ipv6 neighbour advertisements, we should send them to the link-local allnodes multicast address, as per RFC4861. Fix from Hannes Frederic Sowa. 12) There is some kind of bug in the usbnet's kevent deferral mechanism, but more immediately when it triggers an uncontrolled stream of kernel messages spam the log. Rate limit the error log message triggered when this problem occurs, as sending thousands of error messages into the kernel log doesn't help matters at all, and in fact makes further diagnosis more difficult. From Steve Glendinning. 13) Fix gianfar restore from hibernation, from Wang Dongsheng. 14) The netlink message attribute sizes are wrong in the ipv6 GRE driver, it was using the size of ipv4 addresses instead of ipv6 ones :-) Fix from Nicolas Dichtel." * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: gre6: fix rtnl dump messages gianfar: ethernet vanishes after restoring from hibernation usbnet: ratelimit kevent may have been dropped warnings ipv6: send unsolicited neighbour advertisements to all-nodes net: usb: cdc_eem: Fix rx skb allocation for 802.1Q VLANs usb: gadget: g_ether: fix frame size check for 802.1Q cxgb4: Fix initialization of SGE_CONTROL register isdn: Make CONFIG_ISDN depend on CONFIG_NETDEVICES cxgb4: Initialize data structures before using. af-packet: fix oops when socket is not present pkt_sched: enable QFQ to support TSO/GSO net: inet_diag -- Return error code if protocol handler is missed net: bnx2x: Fix typo in bnx2x driver smsc95xx: fix tx checksum offload for big endian rtnetlink: Use nlmsg type RTM_NEWNEIGH from dflt fdb dump ptp: update adjfreq callback description r8169: allow multicast packets on sub-8168f chipset. r8169: Fix WoL on RTL8168d/8111d. drivers/net: use tasklet_kill in device remove/close process tipc: do not use tasklet_disable before tasklet_kill
2012-11-10Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparcLinus Torvalds38-97/+291
Pull sparc fixes from David Miller: "Several build/bug fixes for sparc, including: 1) Configuring a mix of static vs. modular sparc64 crypto modules didn't work, remove an ill-conceived attempt to only have to build the device match table for these drivers once to fix the problem. Reported by Meelis Roos. 2) Make the montgomery multiple/square and mpmul instructions actually usable in 32-bit tasks. Essentially this involves providing 32-bit userspace with a way to use a 64-bit stack when it needs to. 3) Our sparc64 atomic backoffs don't yield cpu strands properly on Niagara chips. Use pause instruction when available to achieve this, otherwise use a benign instruction we know blocks the strand for some time. 4) Wire up kcmp 5) Fix the build of various drivers by removing the unnecessary blocking of OF_GPIO when SPARC. 6) Fix unintended regression wherein of_address_to_resource stopped being provided. Fix from Andreas Larsson. 7) Fix NULL dereference in leon_handle_ext_irq(), also from Andreas Larsson." * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: sparc64: Fix build with mix of modular vs. non-modular crypto drivers. sparc: Support atomic64_dec_if_positive properly. of/address: sparc: Declare of_address_to_resource() as an extern function for sparc again sparc32, leon: Check for existent irq_map entry in leon_handle_ext_irq sparc: Add sparc support for platform_get_irq() sparc: Allow OF_GPIO on sparc. qlogicpti: Fix build warning. sparc: Wire up sys_kcmp. sparc64: Improvde documentation and readability of atomic backoff code. sparc64: Use pause instruction when available. sparc64: Fix cpu strand yielding. sparc64: Make montmul/montsqr/mpmul usable in 32-bit threads.
2012-11-10Merge branch 'for-linus' of git://git.samba.org/sfrench/cifs-2.6Linus Torvalds2-30/+30
Pull cifs fixes from Jeff Layton. * 'for-linus' of git://git.samba.org/sfrench/cifs-2.6: cifs: Do not lookup hashed negative dentry in cifs_atomic_open cifs: fix potential buffer overrun in cifs.idmap handling code
2012-11-10Merge tag 'arm64-fixes' of ↵Linus Torvalds11-47/+20
git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64 Pull arm64 fixes from Catalin Marinas: - correct argument type (pgprot_t) when calling __ioremap() - PCI_IOBASE virtual address change - use architected event for CPU cycle counter - fix ELF core dumping - select CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION - missing completion for secondary CPU boot - booting on systems with all memory beyond 4GB * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64: arm64: mm: fix booting on systems with no memory below 4GB arm64: smp: add missing completion for secondary boot arm64: compat: select CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION arm64: elf: fix core dumping definitions for GP and FP registers arm64: perf: use architected event for CPU cycle counter arm64: Move PCI_IOBASE closer to MODULES_VADDR arm64: Use pgprot_t as the last argument when invoking __ioremap()
2012-11-10Merge tag 'stable/for-linus-3.7-rc5-tag' of ↵Linus Torvalds6-17/+132
git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen Pull Xen fixes from Konrad Rzeszutek Wilk: "There are three ARM compile fixes (we forgot to export certain functions and if the drivers are built as an module - we go belly-up). There is also an mismatch of irq_enter() / exit_idle() calls sequence which were fixed some time ago in other piece of codes, but failed to appear in the Xen code. Lastly a fix for to help in the field with troubleshooting in case we cannot get the appropriate parameter and also fallback code when working with very old hypervisors." Bug-fixes: - Fix compile issues on ARM. - Fix hypercall fallback code for old hypervisors. - Print out which HVM parameter failed if it fails. - Fix idle notifier call after irq_enter. * tag 'stable/for-linus-3.7-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen: xen/arm: Fix compile errors when drivers are compiled as modules (export more). xen/arm: Fix compile errors when drivers are compiled as modules. xen/generic: Disable fallback build on ARM. xen/events: fix RCU warning, or Call idle notifier after irq_enter() xen/hvm: If we fail to fetch an HVM parameter print out which flag it is. xen/hypercall: fix hypercall fallback code for very old hypervisors
2012-11-09sparc64: Fix build with mix of modular vs. non-modular crypto drivers.David S. Miller9-8/+24
We tried linking in a single built object to hold the device table, but only works if all of the sparc64 crypto modules get built the same way (modular vs. non-modular). Just include the device ID stub into each driver source file so that the table gets compiled into the correct result in all cases. Reported-by: Meelis Roos <mroos@linux.ee> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09sparc: Support atomic64_dec_if_positive properly.David S. Miller4-2/+20
Sparc32 already supported it, as a consequence of using the generic atomic64 implementation. And the sparc64 implementation is rather trivial. This allows us to set ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE for all of sparc, and avoid the annoying warning from lib/atomic64_test.c Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09of/address: sparc: Declare of_address_to_resource() as an extern function ↵Andreas Larsson2-0/+7
for sparc again This bug-fix makes sure that of_address_to_resource is defined extern for sparc so that the sparc-specific implementation of of_address_to_resource() is once again used when including include/linux/of_address.h in a sparc context. A number of drivers in mainline relies on this function working for sparc. The bug was introduced in a850a7554442f08d3e910c6eeb4ee216868dda1e, "of/address: add empty static inlines for !CONFIG_OF". Contrary to that commit title, the static inlines are added for !CONFIG_OF_ADDRESS, and CONFIG_OF_ADDRESS is never defined for sparc. This is good behavior for the other functions in include/linux/of_address.h, as the extern functions defined in drivers/of/address.c only gets linked when OF_ADDRESS is configured. However, for of_address_to_resource there exists a sparc-specific implementation in arch/sparc/arch/sparc/kernel/of_device_common.c Solution suggested by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andreas Larsson <andreas@gaisler.com> Acked-by: Rob Herring <rob.herring@calxeda.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09sparc32, leon: Check for existent irq_map entry in leon_handle_ext_irqAndreas Larsson1-2/+4
If an irq is being unlinked concurrently with leon_handle_ext_irq, irq_map[eirq] might be null in leon_handle_ext_irq. Make sure that this is not dereferenced. Signed-off-by: Andreas Larsson <andreas@gaisler.com> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09sparc: Add sparc support for platform_get_irq()Andreas Larsson1-0/+7
This adds sparc support for platform_get_irq that in the normal case use platform_get_resource() to get an irq. This standard approach fails for sparc as there are no resources of type IORESOURCE_IRQ for irqs for sparc. Cross platform drivers can then use this standard platform function and work on sparc instead of having to have a special case for sparc. Signed-off-by: Andreas Larsson <andreas@gaisler.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09gre6: fix rtnl dump messagesNicolas Dichtel1-4/+4
Spotted after a code review. Introduced by c12b395a46646bab69089ce7016ac78177f6001f (gre: Support GRE over IPv6). Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09gianfar: ethernet vanishes after restoring from hibernationWang Dongsheng1-1/+4
If a gianfar ethernet device is down prior to hibernating a system, it will no longer be present upon system restore. For example: ~# ifconfig eth0 down ~# echo disk > /sys/power/state <trigger a restore from hibernation> ~# ifconfig eth0 up SIOCSIFFLAGS: No such device This happens because the restore function bails out early upon finding devices that were not up at hibernation. In doing so, it never gets to the netif_device_attach call at the end of the restore function. Adding the netif_device_attach as done here also makes the gfar_restore code consistent with what is done in the gfar_resume code. Cc: Claudiu Manoil <claudiu.manoil@freescale.com> Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Acked-by: Claudiu Manoil <claudiu.manoil@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09usbnet: ratelimit kevent may have been dropped warningsSteve Glendinning1-3/+5
when something goes wrong, a flood of these messages can be generated by usbnet (thousands per second). This doesn't generally *help* the condition so this patch ratelimits the rate of their generation. There's an underlying problem in usbnet's kevent deferral mechanism which needs fixing, specifically that events *can* get dropped and not handled. This patch doesn't address this, but just mitigates fallout caused by the current implemention. Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09ipv6: send unsolicited neighbour advertisements to all-nodesHannes Frederic Sowa1-2/+1
As documented in RFC4861 (Neighbor Discovery for IP version 6) 7.2.6., unsolicited neighbour advertisements should be sent to the all-nodes multicast address. Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-11-09Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds2-1/+6
Pull drm fixes (again) from Dave Airlie: "dropped the ball on a vmware patch, so two more fixes for vmwgfx are here, one for hibernate issue, one for a BUG trigger." * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/vmwgfx: Fix a case where the code would BUG when trying to pin GMR memory drm/vmwgfx: Fix hibernation device reset
2012-11-09Merge tag '3.7-pci-fixes' of ↵Linus Torvalds8-52/+62
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull PCI fixes from Bjorn Helgaas: "Power management: - PCI/PM: Fix proc config reg access for D3cold and bridge suspending - PCI/PM: Resume device before shutdown - PCI/PM: Fix deadlock when unbinding device if parent in D3cold Hotplug: - PCI/portdrv: Don't create hotplug slots unless port supports hotplug" * tag '3.7-pci-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: PCI/portdrv: Don't create hotplug slots unless port supports hotplug PCI/PM: Fix proc config reg access for D3cold and bridge suspending PCI/PM: Resume device before shutdown PCI/PM: Fix deadlock when unbinding device if parent in D3cold
2012-11-09Merge tag 'mmc-fixes-for-3.7-rc5' of ↵Linus Torvalds16-97/+144
git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc Pull MMC fixes from Chris Ball: - sdhci: fix a NULL dereference at resume-time, seen on OLPC XO-4 - sdhci: fix against 3.7-rc1 for UHS modes without a vqmmc regulator - sdhci-of-esdhc: disable CMD23 on boards where it's broken - sdhci-s3c: fix against 3.7-rc1 for card detection with runtime PM - dw_mmc, omap_hsmmc: fix potential NULL derefs, compiler warnings * tag 'mmc-fixes-for-3.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: mmc: sdhci-s3c: fix the card detection in runtime-pm mmc: sdhci-s3c: use clk_prepare_enable and clk_disable_unprepare mmc: dw_mmc: constify dw_mci_idmac_ops in exynos back-end mmc: dw_mmc: fix modular build for exynos back-end mmc: sdhci: fix NULL dereference in sdhci_request() tuning mmc: sdhci: fix IS_ERR() checking of regulator_get() mmc: fix sdhci-dove probe/removal mmc: sh_mmcif: fix use after free mmc: sdhci-pci: fix 'Invalid iomem size' error message condition mmc: mxcmmc: Fix MODULE_ALIAS mmc: omap_hsmmc: fix NULL pointer dereference for dt boot mmc: omap_hsmmc: fix host reference after mmc_free_host mmc: dw_mmc: fix multiple drv_data NULL dereferences mmc: dw_mmc: enable controller interrupt before calling mmc_start_host mmc: sdhci-of-esdhc: disable CMD23 for some Freescale SoCs mmc: dw_mmc: remove _dev_info compile warning mmc: dw_mmc: convert the variable type of irq
2012-11-09Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds1-3/+8
Pull crypto fix from Herbert Xu: "This push fixes a potential panic in cryptd which may occur with crypto drivers such as aesni-intel." * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: cryptd - disable softirqs in cryptd_queue_worker to prevent data corruption
2012-11-09Merge tag 'sound-3.7' of ↵Linus Torvalds20-40/+92
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "Most of commits are for stable and regression fixes. Except for one fix for a regression in 3.7-rc4, there are all driver local changes, so nothing too much to worry." * tag 'sound-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: Fix card refcount unbalance ALSA: hda - Add new codec ALC668 and ALC900 (default name ALC1150) ALSA: hda - Improve HP depop when system enter to S3 ALSA: usb-audio: Fix crash at re-preparing the PCM stream ALSA: hdspm - Fix sync check reporting on RME RayDAT ALSA: hda - Add pin fixups for ASUS G75 ALSA: hda - Fix invalid connections in VT1802 codec ALSA: hda - Fix empty DAC filling in patch_via.c ALSA: hda - Force to reset IEC958 status bits for AD codecs ALSA: es1968: Add ESS vendor ID to pm_whitelist ALSA: HDA: Mark CS260x immutable structures const ALSA: HDA: Fix digital microphone on CS420x ALSA: hda: Cirrus: Fix coefficient index for beep configuration ALSA: hda - support Teradici 2200 host card audio ALSA: Fix typo in drivers sound
2012-11-09xen/arm: Fix compile errors when drivers are compiled as modules (export more).Stefano Stabellini1-0/+6
The commit 911dec0db4de6ccc544178a8ddaf9cec0a11d533 "xen/arm: Fix compile errors when drivers are compiled as modules." exports the neccessary functions. But to guard ourselves against out-of-tree modules and future drivers hitting this, lets export all of the relevant hypercalls. Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2012-11-09drm/vmwgfx: Fix a case where the code would BUG when trying to pin GMR memoryThomas Hellstrom1-1/+1
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Brian Paul <brianp@vmware.com> Reviewed-by: Dmitry Torokhov <dtor@vmware.com> Cc: stable@vger.kernel.org Cc: linux-graphics-maintainer@vmware.com Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-11-09drm/vmwgfx: Fix hibernation device resetThomas Hellstrom1-0/+5
The device would not reset properly when resuming from hibernation. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Brian Paul <brianp@vmware.com> Reviewed-by: Dmitry Torokhov <dtor@vmware.com> Cc: stable@vger.kernel.org Cc: linux-graphics-maintainer@vmware.com Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-11-09Merge tag 'pinctrl-for-v3.7-rc5' of ↵Linus Torvalds6-50/+369
git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pinctrl fixes from Linus Walleij: - A set of SPEAr pinctrl fixes that recently arrived - A fixup for the Samsung/Exynos Kconfig deps * tag 'pinctrl-for-v3.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: samsung and exynos need to depend on OF && GPIOLIB pinctrl: SPEAr1340: Add clcd sleep mode pin configuration pinctrl: SPEAr1340: Make DDR reset & clock pads as gpio pinctrl: SPEAr1310: add register entries for enabling pad direction pinctrl: SPEAr1310: Separate out pci pins from pcie_sata pin group pinctrl: SPEAr1310: Fix value of PERIP_CFG reigster and MCIF_SEL_SHIFT pinctrl: SPEAr1310: fix clcd high resolution pin group name pinctrl: SPEAr320: Correct pad mux entries for rmii/smii pinctrl: SPEAr3xx: correct register space to configure pwm pinctrl: SPEAr: Don't update all non muxreg bits on pinctrl_disable
2012-11-09Merge branch 'for-linus' of ↵Linus Torvalds8-28/+35
git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux Pull s390 fixes from Martin Schwidefsky: "A couple of bug fixes. I keep the fingers crossed that we now got transparent huge pages ready for prime time." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/cio: fix length calculation in idset.c s390/sclp: fix addressing mode clobber s390: Move css limits from drivers/s390/cio/ to include/asm/. s390/thp: respect page protection in pmd_none() and pmd_present() s390/mm: use pmd_large() instead of pmd_huge() s390/cio: suppress 2nd path verification during resume
2012-11-09Merge branch 'for-linus' of ↵Linus Torvalds1-26/+43
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid Pull HID fix from Jiri Kosina: "This reverts a patch that causes regression in binding between HID devices and drivers during device unplug/replug cycle." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: hidraw: put old deallocation mechanism in place
2012-11-09Merge branch 'akpm' (Fixes from Andrew)Linus Torvalds9-395/+13
Merge misc fixes from Andrew Morton: "Five fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (5 patches) h8300: add missing L1_CACHE_SHIFT mm: bugfix: set current->reclaim_state to NULL while returning from kswapd() fanotify: fix missing break revert "epoll: support for disabling items, and a self-test app" checkpatch: improve network block comment style checking
2012-11-09Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds10-36/+57
Pull drm fixes from Dave Airlie: "Just radeon and nouveau, mostly regressions fixers, and a couple of radeon register checker fixes." * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/nouveau: fix acpi edid retrieval drm/nvc0/disp: fix regression in vblank semaphore release drm/nv40/mpeg: fix context handling drm/nv40/graph: fix typo in type names drm/nv41/vm: fix typo in type name drm/radeon/si: add some missing regs to the VM reg checker drm/radeon/cayman: add some missing regs to the VM reg checker drm/radeon/dce3: switch back to old pll allocation order for discrete
2012-11-09Merge tag 'fixes-for-linus' of ↵Linus Torvalds3-13/+21
git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux Pull virtio and module fixes from Rusty Russell: "YA module signing build tweak, and two cc'd to stable." * tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux: virtio: Don't access index after unregister. modules: don't break modules_install on external modules with no key. module: fix out-by-one error in kallsyms
2012-11-09Merge tag 'for-linus-v3.7-rc5' of git://oss.sgi.com/xfs/xfsLinus Torvalds13-63/+127
Pull xfs bugfixes from Ben Myers: - fix for large transactions spanning multiple iclog buffers - zero the allocation_args structure on the stack before using it to determine whether to use a worker for allocation - move allocation stack switch to xfs_bmapi_allocate in order to prevent deadlock on AGF buffers - growfs no longer reads in garbage for new secondary superblocks - silence a build warning - ensure that invalid buffers never get written to disk while on free list - don't vmap inode cluster buffers during free - fix buffer shutdown reference count mismatch - fix reading of wrapped log data * tag 'for-linus-v3.7-rc5' of git://oss.sgi.com/xfs/xfs: xfs: fix reading of wrapped log data xfs: fix buffer shudown reference count mismatch xfs: don't vmap inode cluster buffers during free xfs: invalidate allocbt blocks moved to the free list xfs: silence uninitialised f.file warning. xfs: growfs: don't read garbage for new secondary superblocks xfs: move allocation stack switch up to xfs_bmapi_allocate xfs: introduce XFS_BMAPI_STACK_SWITCH xfs: zero allocation_args on the kernel stack xfs: only update the last_sync_lsn when a transaction completes