- 02 Jan, 2018 16 commits
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Guenter Roeck authored
Sparse reports: drivers/hwmon/hih6130.c:56: warning: No description found for parameter 'client' drivers/hwmon/hih6130.c:56: warning: Excess struct member 'hwmon_dev' description in 'hih6130' Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Sparse reports: drivers/hwmon/iio_hwmon.c:36: warning: No description found for parameter 'groups' Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Sparse reports: drivers/hwmon/sht15.c:188: warning: No description found for parameter 'len' Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
Sparse reports: drivers/hwmon/sht21.c:60: warning: No description found for parameter 'client' drivers/hwmon/sht21.c:60: warning: Excess struct member 'hwmon_dev' description in 'sht21' Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
sparse reports: drivers/hwmon/hwmon.c:681: warning: No description found for parameter 'chip' drivers/hwmon/hwmon.c:681: warning: Excess function parameter 'info' description in 'hwmon_device_register_with_info' drivers/hwmon/hwmon.c:789: warning: No description found for parameter 'chip' drivers/hwmon/hwmon.c:789: warning: No description found for parameter 'groups' drivers/hwmon/hwmon.c:789: warning: Excess function parameter 'info' description in 'devm_hwmon_device_register_with_info' Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Javier Martinez Canillas authored
The driver doesn't have a struct of_device_id table but supported devices are registered via Device Trees. This is working on the assumption that a I2C device registered via OF will always match a legacy I2C device ID and that the MODALIAS reported will always be of the form i2c:<device>. But this could change in the future so the correct approach is to have an OF device ID table if the devices are registered via OF. Before this patch: $ modinfo drivers/hwmon/pmbus/max31785.ko | grep alias alias: i2c:max31785a alias: i2c:max31785 After this patch: $ modinfo drivers/hwmon/pmbus/max31785.ko | grep alias alias: i2c:max31785a alias: i2c:max31785 alias: of:N*T*Cmaxim,max31785aC* alias: of:N*T*Cmaxim,max31785a alias: of:N*T*Cmaxim,max31785C* alias: of:N*T*Cmaxim,max31785 Signed-off-by: Javier Martinez Canillas <javierm@redhat.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Maciej Purski authored
Calibration register is used for calculating current register in hardware according to datasheet: current = shunt_volt * calib_register / 2048 (ina 226) current = shunt_volt * calib_register / 4096 (ina 219) Fix calib_register value to 2048 for ina226 and 4096 for ina 219 in order to avoid truncation error and provide best precision allowed by shunt_voltage measurement. Make current scale value follow changes of shunt_resistor from sysfs as calib_register value is now fixed. Power_lsb value should also follow shunt_resistor changes as stated in datasheet: power_lsb = 25 * current_lsb (ina 226) power_lsb = 20 * current_lsb (ina 219) Signed-off-by: Maciej Purski <m.purski@samsung.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Andrew Jeffery authored
The dual tachometer feature is implemented in hardware with a TACHSEL input to indicate the rotor under measurement, and exposed on the device by extending the READ_FAN_SPEED_1 word with two extra bytes*. The need to read the non-standard four-byte response leads to a cut-down implementation of i2c_smbus_xfer_emulated() included in the driver. Further, to expose the second rotor tachometer value to userspace the values are exposed through virtual pages. We re-route accesses to FAN_CONFIG_1_2 and READ_FAN_SPEED_1 on pages 23-28 (not defined by the hardware) to the same registers on pages 0-5, and with the latter command we extract the value from the second word of the four-byte response. * The documentation recommends the slower rotor be associated with TACHSEL=0, which corresponds to the first word of the response. The TACHSEL=0 measurement is used by the controller's closed-loop fan management to judge target fan rate. Signed-off-by: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Andrew Jeffery authored
Some circumstances call for virtual pages, to expose multiple values packed into an extended PMBus register in a manner non-compliant with the PMBus standard. An example of this is the Maxim MAX31785 controller, which extends the READ_FAN_SPEED_1 PMBus register from two to four bytes to support tach readings for both rotors of a dual rotor fan. This extended register contains two word-sized values, one reporting the rate of the fastest rotor, the other the rate of the slowest. The concept of virtual pages aids this situation by mapping the page number onto the value to be selected from the vectored result. We should not try to set virtual pages on the device as such a page explicitly doesn't exist; add a flag so we can avoid doing so. Signed-off-by: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Andrew Jeffery authored
The implementation makes use of the new fan control virtual registers exposed by the pmbus core. It mixes use of the default implementations with some overrides via the read/write handlers to handle FAN_COMMAND_1 on the MAX31785, whose definition breaks the value range into various control bands dependent on RPM or PWM mode. Signed-off-by: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Andrew Jeffery authored
Expose fanX_target, pwmX and pwmX_enable hwmon sysfs attributes. Fans in a PMBus device are driven by the configuration of two registers, FAN_CONFIG_x_y and FAN_COMMAND_x: FAN_CONFIG_x_y dictates how the fan and the tacho operate (if installed), while FAN_COMMAND_x sets the desired fan rate. The unit of FAN_COMMAND_x is dependent on the operational fan mode, RPM or PWM percent duty, as determined by the corresponding configuration in FAN_CONFIG_x_y. The mapping of fanX_target, pwmX and pwmX_enable onto FAN_CONFIG_x_y and FAN_COMMAND_x is implemented with the addition of virtual registers to facilitate the necessary side-effects of each access: 1. PMBUS_VIRT_FAN_TARGET_x 2. PMBUS_VIRT_PWM_x 3. PMBUS_VIRT_PWM_ENABLE_x Some complexity arises with the fanX_target and pwmX attributes both mapping onto FAN_COMMAND_x: There is no general mapping between PWM percent duty and RPM, so we can't display values in either attribute in terms of the other (which in my mind is the intuitive, if impossible, behaviour). This problem also affects the pwmX_enable attribute which allows userspace to switch between full speed, manual PWM and a number of automatic control modes, possibly including a switch to RPM behaviour (e.g. automatically adjusting PWM duty to reach a RPM target, the behaviour of fanX_target). The next most intuitive behaviour is for fanX_target and pwmX to simply be independent, to retain their most recently set value even if that value is not active on the hardware (due to switching to the alternative control mode). This property of retaining the value independent of the hardware state has useful results for both userspace and the kernel: Userspace always sees a sensible value in the attribute (the last thing it was set to, as opposed to 0 or receiving an error on read), and the kernel can use the attributes as a value cache. This latter point eases the implementation of pwmX_enable, which can look up the associated pmbus_sensor object, take its cached value and apply it to hardware on changing control mode. This ensures we will not arbitrarily set a PWM value as an RPM value or vice versa, and we can assume that the RPM or PWM value set was sensible at least at some point in the past. Finally, the DIRECT mode coefficients of some controllers is different between RPM and PWM percent duty control modes, so PSC_PWM is introduced to capture the necessary coefficients. As pmbus core had no PWM support previously PSC_FAN continues to be used to capture the RPM DIRECT coefficients, but in order to avoid falsely applying RPM scaling to PWM values I have introduced the PMBUS_HAVE_PWM12 and PMB_BUS_HAVE_PWM34 feature bits. These feature bits allow drivers to explicitly declare PWM support in order to have the attributes exposed. Signed-off-by: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
LM25063 was never released. Drop support for it. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Sinan Kaya authored
pci_get_bus_and_slot() is restrictive such that it assumes domain=0 as where a PCI device is present. This restricts the device drivers to be reused for other domain numbers. Use pci_get_domain_bus_and_slot() with a domain number of 0 where we can't extract the domain number. Other places, use the actual domain number from the device. Signed-off-by: Sinan Kaya <okaya@codeaurora.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Guenter Roeck authored
'default n' is default, so there is no need to specify it explicitly. Reviewed-by: Jean Delvare <jdelvare@suse.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Lei YU authored
Add documentation for the w83773g driver. Signed-off-by: Lei YU <mine260309@gmail.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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Lei YU authored
Nuvoton W83773G is a hardware monitor IC providing one local temperature and two remote temperature sensors. Signed-off-by: Lei YU <mine260309@gmail.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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- 31 Dec, 2017 20 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Thomas Gleixner: "A couple of fixlets for x86: - Fix the ESPFIX double fault handling for 5-level pagetables - Fix the commandline parsing for 'apic=' on 32bit systems and update documentation - Make zombie stack traces reliable - Fix kexec with stack canary - Fix the delivery mode for APICs which was missed when the x86 vector management was converted to single target delivery. Caused a regression due to the broken hardware which ignores affinity settings in lowest prio delivery mode. - Unbreak modules when AMD memory encryption is enabled - Remove an unused parameter of prepare_switch_to" * 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/apic: Switch all APICs to Fixed delivery mode x86/apic: Update the 'apic=' description of setting APIC driver x86/apic: Avoid wrong warning when parsing 'apic=' in X86-32 case x86-32: Fix kexec with stack canary (CONFIG_CC_STACKPROTECTOR) x86: Remove unused parameter of prepare_switch_to x86/stacktrace: Make zombie stack traces reliable x86/mm: Unbreak modules that use the DMA API x86/build: Make isoimage work on Debian x86/espfix/64: Fix espfix double-fault handling on 5-level systems
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 page table isolation fixes from Thomas Gleixner: "Four patches addressing the PTI fallout as discussed and debugged yesterday: - Remove stale and pointless TLB flush invocations from the hotplug code - Remove stale preempt_disable/enable from __native_flush_tlb() - Plug the memory leak in the write_ldt() error path" * 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/ldt: Make LDT pgtable free conditional x86/ldt: Plug memory leak in error path x86/mm: Remove preempt_disable/enable() from __native_flush_tlb() x86/smpboot: Remove stale TLB flush invocations
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer fixes from Thomas Gleixner: "A pile of fixes for long standing issues with the timer wheel and the NOHZ code: - Prevent timer base confusion accross the nohz switch, which can cause unlocked access and data corruption - Reinitialize the stale base clock on cpu hotplug to prevent subtle side effects including rollovers on 32bit - Prevent an interrupt storm when the timer softirq is already pending caused by tick_nohz_stop_sched_tick() - Move the timer start tracepoint to a place where it actually makes sense - Add documentation to timerqueue functions as they caused confusion several times now" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: timerqueue: Document return values of timerqueue_add/del() timers: Invoke timer_start_debug() where it makes sense nohz: Prevent a timer interrupt storm in tick_nohz_stop_sched_tick() timers: Reinitialize per cpu bases on hotplug timers: Use deferrable base independent of base::nohz_active
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull smp fixlet from Thomas Gleixner: "A trivial build warning fix for newer compilers" * 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: cpu/hotplug: Move inline keyword at the beginning of declaration
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fixes from Thomas Gleixner: "Three patches addressing the fallout of the CPU_ISOLATION changes especially with NO_HZ_FULL plus documentation of boot parameter dependency" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/isolation: Document boot parameters dependency on CONFIG_CPU_ISOLATION=y sched/isolation: Enable CONFIG_CPU_ISOLATION=y by default sched/isolation: Make CONFIG_NO_HZ_FULL select CONFIG_CPU_ISOLATION
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Thomas Gleixner: - plug a memory leak in the intel pmu init code - clang fixes - tooling fix to avoid including kernel headers - a fix for jvmti to generate correct debug information for inlined code - replace backtick with a regular shell function - fix the build in hardened environments * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/x86/intel: Plug memory leak in intel_pmu_init() x86/asm: Allow again using asm.h when building for the 'bpf' clang target tools arch s390: Do not include header files from the kernel sources perf jvmti: Generate correct debug information for inlined code perf tools: Fix up build in hardened environments perf tools: Use shell function for perl cflags retrieval
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq fixes from Thomas Gleixner: "A rather large update after the kaisered maintainer finally found time to handle regression reports. - The larger part addresses a regression caused by the x86 vector management rework. The reservation based model does not work reliably for MSI interrupts, if they cannot be masked (yes, yet another hw engineering trainwreck). The reason is that the reservation mode assigns a dummy vector when the interrupt is allocated and switches to a real vector when the interrupt is requested. If the MSI entry cannot be masked then the initialization might raise an interrupt before the interrupt is requested, which ends up as spurious interrupt and causes device malfunction and worse. The fix is to exclude MSI interrupts which do not support masking from reservation mode and assign a real vector right away. - Extend the extra lockdep class setup for nested interrupts with a class for the recently added irq_desc::request_mutex so lockdep can differeniate and does not emit false positive warnings. - A ratelimit guard for the bad irq printout so in case a bad irq comes back immediately the system does not drown in dmesg spam" * 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: genirq/msi, x86/vector: Prevent reservation mode for non maskable MSI genirq/irqdomain: Rename early argument of irq_domain_activate_irq() x86/vector: Use IRQD_CAN_RESERVE flag genirq: Introduce IRQD_CAN_RESERVE flag genirq/msi: Handle reactivation only on success gpio: brcmstb: Make really use of the new lockdep class genirq: Guard handle_bad_irq log messages kernel/irq: Extend lockdep class for request mutex
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull objtool fixes from Thomas Gleixner: "Three fixlets for objtool: - Address two segfaults related to missing parameter and clang objects - Make it compile clean with clang" * 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: objtool: Fix seg fault with clang-compiled objects objtool: Fix seg fault caused by missing parameter objtool: Fix Clang enum conversion warning
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-miscLinus Torvalds authored
Pull char/misc fixes from Greg KH: "Here are six small fixes of some of the char/misc drivers that have been sent in to resolve reported issues. Nothing major, a binder use-after-free fix, some thunderbolt bugfixes, a hyper-v bugfix, and an nvmem driver fix. All of these have been in linux-next with no reported issues for a while" * tag 'char-misc-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: nvmem: meson-mx-efuse: fix reading from an offset other than 0 binder: fix proc->files use-after-free vmbus: unregister device_obj->channels_kset thunderbolt: Mask ring interrupt properly when polling starts MAINTAINERS: Add thunderbolt.rst to the Thunderbolt driver entry thunderbolt: Make pathname to force_power shorter
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Linus Torvalds authored
Merge tag 'driver-core-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are two driver core fixes for 4.15-rc6, resolving some reported issues. The first is a cacheinfo fix for DT based systems to resolve a reported issue that has been around for a while, and the other is to resolve a regression in the kobject uevent code that showed up in 4.15-rc1. Both have been in linux-next for a while with no reported issues" * tag 'driver-core-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: kobject: fix suppressing modalias in uevents delivered over netlink drivers: base: cacheinfo: fix cache type for non-architected system cache
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/stagingLinus Torvalds authored
Pull staging fixes from Greg KH: "Here are three staging driver fixes for 4.15-rc6 The first resolves a bug in the lustre driver that came about due to a broken cleanup patch, due to crazy list usage in that codebase. The remaining two are ion driver fixes, finally getting the CMA interaction to work properly, resolving two regressions in that area of the code. All have been in linux-next with no reported issues for a while" * tag 'staging-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: staging: android: ion: Fix dma direction for dma_sync_sg_for_cpu/device staging: ion: Fix ion_cma_heap allocations staging: lustre: lnet: Fix recent breakage from list_for_each conversion
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds authored
Pull TTY fix from Greg KH: "Here is a single tty fix for a reported issue that you wrote the patch for :) It's been in linux-next for a week or so with no reported issues" * tag 'tty-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: n_tty: fix EXTPROC vs ICANON interaction with TIOCINQ (aka FIONREAD)
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds authored
Pull USB/PHY fixes from Greg KH: "Here are a number of small USB and PHY driver fixes for 4.15-rc6. Nothing major, but there are a number of regression fixes in here that resolve issues that have been reported a bunch. There are also the usual xhci fixes as well as a number of new usb serial device ids. All of these have been in linux-next for a while with no reported issues" * tag 'usb-4.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: usb: xhci: Add XHCI_TRUST_TX_LENGTH for Renesas uPD720201 xhci: Fix use-after-free in xhci debugfs xhci: Fix xhci debugfs NULL pointer dereference in resume from hibernate USB: serial: ftdi_sio: add id for Airbus DS P8GR usb: Add device quirk for Logitech HD Pro Webcam C925e usb: add RESET_RESUME for ELSA MicroLink 56K usbip: fix usbip bind writing random string after command in match_busid usbip: stub_rx: fix static checker warning on unnecessary checks usbip: prevent leaking socket pointer address in messages usbip: stub: stop printing kernel pointer addresses in messages usbip: vhci: stop printing kernel pointer addresses in messages USB: Fix off by one in type-specific length check of BOS SSP capability USB: serial: option: adding support for YUGA CLM920-NC5 phy: rcar-gen3-usb2: select USB_COMMON phy: rockchip-typec: add pm_runtime_disable in err case phy: cpcap-usb: Fix platform_get_irq_byname's error checking. phy: tegra: fix device-tree node lookups USB: serial: qcserial: add Sierra Wireless EM7565 USB: serial: option: add support for Telit ME910 PID 0x1101 USB: chipidea: msm: fix ulpi-node lookup
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Adam Borowski authored
The blackfin architecture has seen no maintainer action of any kind since April 2015. No new code, no pull requests, no acks to patches, no response to mails, nothing. The web site has an expired certificate (expiration Sep 2017, issued in 2013), the mailing list sees no answers either, with one exception: https://sourceforge.net/p/adi-buildroot/mailman/adi-buildroot-devel/ > > Steven is no longer working on this for ADI. Acked by me if this works. Thanks. > > Best regards, > Aaron Wu > Analog Devices Inc. But, Aaron doesn't seem to respond to queries either. Signed-off-by: Adam Borowski <kilobyte@angband.pl> Acked-by: Linus Walleij <linus.walleij@linaro.org> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparcLinus Torvalds authored
Pull sparc bugfix from David Miller. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc: sparc64: repair calling incorrect hweight function from stubs
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Thomas Gleixner authored
Andy prefers to be paranoid about the pagetable free in the error path of write_ldt(). Make it conditional and warn whenever the installment of a secondary LDT fails. Requested-by: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Thomas Gleixner authored
The error path in write_ldt() tries to free 'old_ldt' instead of the newly allocated 'new_ldt', resulting in a memory leak. It also misses to clean up a half populated LDT pagetable, which is not a leak as it gets cleaned up when the process exits. Free both the potentially half populated LDT pagetable and the newly allocated LDT struct. This can be done unconditionally because once an LDT is mapped subsequent maps will succeed, because the PTE page is already populated and the two LDTs fit into that single page. Reported-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Linus Torvalds <torvalds@linuxfoundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Fixes: f55f0501 ("x86/pti: Put the LDT in its own PGD if PTI is on") Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1712311121340.1899@nanosSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Thomas Gleixner authored
The preempt_disable/enable() pair in __native_flush_tlb() was added in commit: 5cf0791d ("x86/mm: Disable preemption during CR3 read+write") ... to protect the UP variant of flush_tlb_mm_range(). That preempt_disable/enable() pair should have been added to the UP variant of flush_tlb_mm_range() instead. The UP variant was removed with commit: ce4a4e56 ("x86/mm: Remove the UP asm/tlbflush.h code, always use the (formerly) SMP code") ... but the preempt_disable/enable() pair stayed around. The latest change to __native_flush_tlb() in commit: 6fd166aa ("x86/mm: Use/Fix PCID to optimize user/kernel switches") ... added an access to a per CPU variable outside the preempt disabled regions, which makes no sense at all. __native_flush_tlb() must always be called with at least preemption disabled. Remove the preempt_disable/enable() pair and add a WARN_ON_ONCE() to catch bad callers independent of the smp_processor_id() debugging. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: <stable@vger.kernel.org> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Linus Torvalds <torvalds@linuxfoundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20171230211829.679325424@linutronix.deSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Thomas Gleixner authored
smpboot_setup_warm_reset_vector() and smpboot_restore_warm_reset_vector() invoke local_flush_tlb() for no obvious reason. Digging in history revealed that the original code in the 2.1 era added those because the code manipulated a swapper_pg_dir pagetable entry. The pagetable manipulation was removed long ago in the 2.3 timeframe, but the TLB flush invocations stayed around forever. Remove them along with the pointless pr_debug()s which come from the same 2.1 change. Reported-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: <stable@vger.kernel.org> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Linus Torvalds <torvalds@linuxfoundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20171230211829.586548655@linutronix.deSigned-off-by: Ingo Molnar <mingo@kernel.org>
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- 30 Dec, 2017 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "Two simple fixes, both of which cause I/O hangs. The storvsc one is from the hyper-v which can hang under certain hot add/remove conditions and the other is generally, where removing a target and a device in close proximity can result in the release method being executed twice (and subsequent list and other corruption and an eventual panic)" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: storvsc: Fix scsi_cmd error assignments in storvsc_handle_error scsi: core: check for device state in __scsi_remove_target()
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Simon Ser authored
Fix a seg fault which happens when an input file provided to 'objtool orc generate' doesn't have a '.shstrtab' section (for instance, object files produced by clang don't have this section). Signed-off-by: Simon Ser <contact@emersion.fr> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/c0f2231683e9bed40fac1f13ce2c33b8389854bc.1514666459.git.jpoimboe@redhat.comSigned-off-by: Ingo Molnar <mingo@kernel.org>
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Simon Ser authored
Fix a seg fault when no parameter is provided to 'objtool orc'. Signed-off-by: Simon Ser <contact@emersion.fr> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/9172803ec7ebb72535bcd0b7f966ae96d515968e.1514666459.git.jpoimboe@redhat.comSigned-off-by: Ingo Molnar <mingo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hidLinus Torvalds authored
Pull HID fixes from Jiri Kosina: - two cosmetic fixes from Daniel Axtens and Hans de Goede - fix for I2C command mismatch fix for cp2112 driver from Eudean Sun * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: core: lower log level for unknown main item tags to warnings HID: holtekff: move MODULE_* parameters out of #ifdef block HID: cp2112: Fix I2C_BLOCK_DATA transactions
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