- 25 Apr, 2019 18 commits
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Fabrice Gasnier authored
Add nvmem_cell_read_u16() helper to ease read of an u16 value on consumer side. This is inspired by nvmem_cell_read_u32() function. This helper is useful on stm32 that has 16 bits data cells stored in non volatile memory. Signed-off-by:
Fabrice Gasnier <fabrice.gasnier@st.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fabrice Gasnier authored
On STM32MP15, OTP area may be read/written by using BSEC (boot, security and OTP control). BSEC registers set is composed of various regions, among which control registers and OTP shadow registers. Secure monitor calls are involved in this process to allow (or deny) access to the full range of OTP data. This adds support for reading and writing OTP data using SMC services. Data content can be aligned on 16-bits or 8-bits. Then take care of it, since BSEC data is 32-bits wide. Signed-off-by:
Fabrice Gasnier <fabrice.gasnier@st.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fabrice Gasnier authored
Add a read only nvmem driver for STM32 factory-programmed memory area (on-chip non-volatile storage). Signed-off-by:
Fabrice Gasnier <fabrice.gasnier@st.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fabrice Gasnier authored
Add documentation for STMicroelectronics STM32 Factory-programmed read only memory area. Signed-off-by:
Fabrice Gasnier <fabrice.gasnier@st.com> Reviewed-by:
Rob Herring <robh@kernel.org> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chen-Yu Tsai authored
The device tree binding already lists compatible strings for these two SoCs. They don't have the defect as seen on the H3, and the size and register layout is the same as the A64. Furthermore, the driver does not include nvmem cell definitions. Add support for these two compatible strings, re-using the config for the A64. Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by:
Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chen-Yu Tsai authored
Originally the SID e-fuses were thought to be in big-endian format. Later sources show that they are in fact native or little-endian. The most compelling evidence is the thermal sensor calibration data, which is a set of one to three 16-bit values. In native-endian they are in 16-bit cells with increasing offsets, whereas with big-endian they are in the wrong order, and a gap with no data will show if there are one or three cells. Switch to a native endian representation for the nvmem device. For the H3, the register read-out method was already returning data in native endian. This only affects the other SoCs. Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by:
Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chen-Yu Tsai authored
The sunxi_sid driver currently uses a statically allocated nvmem_config structure that is updated at probe time. This is sub-optimal as it limits the driver to one instance, and also takes up space even if the device is not present. Modify the driver to allocate the nvmem_config structure at probe time, plugging in the desired parameters along the way. Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by:
Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chen-Yu Tsai authored
SID cells are 32-bit aligned, and a multiple of 32 bits in length. The only outlier is the thermal sensor calibration data, which is 16 bits per sensor. However a whole 64 bits is allocated for this purpose, so we could consider it conforming to the rule above. Also, the register read-out method assumes native endian, unlike the direct MMIO method, which assumes big endian. Thus no endian conversion is involved. Under these assumptions, the register read-out method can be slightly optimized. Instead of reading one word then discarding 3 bytes, read the whole word directly into the buffer. However, for reads under 4 bytes or trailing bytes, we still use a scratch buffer to extract the requested bytes. We could go one step further if .word_size was 4, but changing that would affect the sysfs interface's behavior. Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by:
Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chen-Yu Tsai authored
Since the reg_read callbacks already support arbitrary, but 4-byte aligned. offsets and lengths into the SID, there is no need for another for loop just to use it to read 1 byte at a time. Read out the whole SID block in one go. Signed-off-by:
Chen-Yu Tsai <wens@csie.org> Acked-by:
Maxime Ripard <maxime.ripard@bootlin.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Lucas Stach authored
The i.MX OCOTP controller is used in numerous Freescale/NXP SoCs from the MXC family, so the strict dependency on the i.MX6 SoC is too narrow. Broaden it to cover all the MXC familiy members. Signed-off-by:
Lucas Stach <l.stach@pengutronix.de> Reviewed-by:
Abel Vesa <abel.vesa@nxp.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Lucas Stach authored
The i.MX8MQ uses the same OCOTP block as the i.MX7D, but with fourfold increase in fuse banks. Signed-off-by:
Lucas Stach <l.stach@pengutronix.de> Reviewed-by:
Abel Vesa <abel.vesa@nxp.com> Signed-off-by:
Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gustavo A. R. Silva authored
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. This patch fixes the following warning: drivers/parport/ieee1284.c: In function ‘parport_read’: drivers/parport/ieee1284.c:722:6: warning: this statement may fall through [-Wimplicit-fallthrough=] if (parport_negotiate (port, IEEE1284_MODE_NIBBLE)) { ^ drivers/parport/ieee1284.c:726:2: note: here case IEEE1284_MODE_NIBBLE: ^~~~ Warning level 3 was used: -Wimplicit-fallthrough=3 Notice that, in this particular case, the code comment is modified in accordance with what GCC is expecting to find. This patch is part of the ongoing efforts to enable -Wimplicit-fallthrough. Signed-off-by:
Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by:
Sudip Mukherjee <sudipm.mukherjee@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Jean-Francois Dagenais authored
When we have success in 'Channel Access Write' but reading back latch states fails, a write is retried without doing a proper slave reset. This leads to protocol errors as the slave treats the next 'Channel Access Write' as the continuation of previous command. This commit is fixing this by making sure if the retry loop re-runs, a reset is performed, whatever the failure (CONFIRM_BYTE or the read back). The loop was quite due for a cleanup and this change mandated it. By isolating the CONFIG_W1_SLAVE_DS2408_READBACK case into it's own function, we vastly reduce the visual and branching(runtime and compile-time) noise. Reported-by:
Mariusz Bialonczyk <manio@skyboo.net> Tested-by:
Mariusz Bialonczyk <manio@skyboo.net> Signed-off-by:
Jean-Francois Dagenais <jeff.dagenais@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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https://git.linaro.org/people/georgi.djakov/linuxGreg Kroah-Hartman authored
Georgi writes: interconnect: for 5.2 Here are some tiny patches for the 5.2-rc1 merge window: - Add linux-pm@ as a mailing list for the interconnect API. - Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code. Signed-off-by:
Georgi Djakov <georgi.djakov@linaro.org> * tag 'icc-5.2-rc1' of https://git.linaro.org/people/georgi.djakov/linux: interconnect: convert to DEFINE_SHOW_ATTRIBUTE MAINTAINERS: Add mailing list for the interconnect API
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Alexander Usyskin authored
Expose mei device state to user-space through sysfs. This gives indication to applications that driver is in transition, usefully mostly to detect link reset state. Signed-off-by:
Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by:
Tomas Winkler <tomas.winkler@intel.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Tomas Winkler authored
The mei/hdcp module have its own Makefile so naturally it should have associated Kconfig in the same directory. Signed-off-by:
Tomas Winkler <tomas.winkler@intel.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Patrick Venture authored
The ASPEED AST2400, and AST2500 in some configurations include a PCI-to-AHB MMIO bridge. This bridge allows a server to read and write in the BMC's physical address space. This feature is especially useful when using this bridge to send large files to the BMC. The host may use this to send down a firmware image by staging data at a specific memory address, and in a coordinated effort with the BMC's software stack and kernel, transmit the bytes. This driver enables the BMC to unlock the PCI bridge on demand, and configure it via ioctl to allow the host to write bytes to an agreed upon location. In the primary use-case, the region to use is known apriori on the BMC, and the host requests this information. Once this request is received, the BMC's software stack will enable the bridge and the region and then using some software flow control (possibly via IPMI packets), copy the bytes down. Once the process is complete, the BMC will disable the bridge and unset any region involved. The default behavior of this bridge when present is: enabled and all regions marked read-write. This driver will fix the regions to be read-only and then disable the bridge entirely. The memory regions protected are: * BMC flash MMIO window * System flash MMIO windows * SOC IO (peripheral MMIO) * DRAM The DRAM region itself is all of DRAM and cannot be further specified. Once the PCI bridge is enabled, the host can read all of DRAM, and if the DRAM section is write-enabled, then it can write to all of it. Signed-off-by:
Patrick Venture <venture@google.com> Reviewed-by:
Andrew Jeffery <andrew@aj.id.au> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Patrick Venture authored
Document the ast2400, ast2500 PCI-to-AHB bridge control driver bindings. Signed-off-by:
Patrick Venture <venture@google.com> Reviewed-by:
Rob Herring <robh@kernel.org> Reviewed-by:
Andrew Jeffery <andrew@aj.id.au> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 21 Apr, 2019 2 commits
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Greg Kroah-Hartman authored
We want the fixes, and this resolves a merge error in the fastrpc driver. Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Linus Torvalds authored
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- 20 Apr, 2019 11 commits
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git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds authored
Pull NFS client bugfix from Trond Myklebust: "Fix a regression in which an RPC call can be tagged with an error despite the transmission being successful" * tag 'nfs-for-5.1-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: SUNRPC: Ignore queue transmission errors on successful transmission
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "Three minor fixes: two obvious ones in drivers and a fix to the SG_IO path to correctly return status on error" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: aic7xxx: fix EISA support Revert "scsi: fcoe: clear FC_RP_STARTED flags when receiving a LOGO" scsi: core: set result when the command cannot be dispatched
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git://git.kernel.dk/linux-blockLinus Torvalds authored
Pull block fixes from Jens Axboe: "A set of small fixes that should go into this series. This contains: - Removal of unused queue member (Hou) - Overflow bvec fix (Ming) - Various little io_uring tweaks (me) - kthread parking - Only call cpu_possible() for verified CPU - Drop unused 'file' argument to io_file_put() - io_uring_enter vs io_uring_register deadlock fix - CQ overflow fix - BFQ internal depth update fix (me)" * tag 'for-linus-20190420' of git://git.kernel.dk/linux-block: block: make sure that bvec length can't be overflow block: kill all_q_node in request_queue io_uring: fix CQ overflow condition io_uring: fix possible deadlock between io_uring_{enter,register} io_uring: drop io_file_put() 'file' argument bfq: update internal depth state when queue depth changes io_uring: only test SQPOLL cpu after we've verified it io_uring: park SQPOLL thread if it's percpu
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git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linuxLinus Torvalds authored
Pill i3c fixes from Boris Brezillon: - fix the random PID check - fix the disable controller logic in the designware driver - fix I3C entry in MAINTAINERS * tag 'i3c/fixes-for-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux: MAINTAINERS: Fix the I3C entry i3c: dw: Fix dw_i3c_master_disable controller by using correct mask i3c: Fix the verification of random PID
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Two core fixes for long-standing bugs for the races at concurrent device creation and deletion that were (unsurprisingly) spotted by syzkaller with usb-fuzzer. The rest are usual small HD-audio fixes" * tag 'sound-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda/realtek - add two more pin configuration sets to quirk table ALSA: core: Fix card races between register and disconnect ALSA: info: Fix racy addition/deletion of nodes ALSA: hda: Initialize power_state field properly
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull timer fixes from Ingo Molnar: "Misc clocksource driver fixes, and a sched-clock wrapping fix" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: timers/sched_clock: Prevent generic sched_clock wrap caused by tick_freeze() clocksource/drivers/timer-ti-dm: Remove omap_dm_timer_set_load_start clocksource/drivers/oxnas: Fix OX820 compatible clocksource/drivers/arm_arch_timer: Remove unneeded pr_fmt macro clocksource/drivers/npcm: select TIMER_OF
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull perf fixes from Ingo Molnar: "Misc fixes: - various tooling fixes - kretprobe fixes - kprobes annotation fixes - kprobes error checking fix - fix the default events for AMD Family 17h CPUs - PEBS fix - AUX record fix - address filtering fix" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/kprobes: Avoid kretprobe recursion bug kprobes: Mark ftrace mcount handler functions nokprobe x86/kprobes: Verify stack frame on kretprobe perf/x86/amd: Add event map for AMD Family 17h perf bpf: Return NULL when RB tree lookup fails in perf_env__find_btf() perf tools: Fix map reference counting perf evlist: Fix side band thread draining perf tools: Check maps for bpf programs perf bpf: Return NULL when RB tree lookup fails in perf_env__find_bpf_prog_info() tools include uapi: Sync sound/asound.h copy perf top: Always sample time to satisfy needs of use of ordered queuing perf evsel: Use hweight64() instead of hweight_long(attr.sample_regs_user) tools lib traceevent: Fix missing equality check for strcmp perf stat: Disable DIR_FORMAT feature for 'perf stat record' perf scripts python: export-to-sqlite.py: Fix use of parent_id in calls_view perf header: Fix lock/unlock imbalances when processing BPF/BTF info perf/x86: Fix incorrect PEBS_REGS perf/ring_buffer: Fix AUX record suppression perf/core: Fix the address filtering fix kprobes: Fix error check when reusing optimized probes
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Ingo Molnar: "Misc fixes all over the place: a console spam fix, section attributes fixes, a KASLR fix, a TLB stack-variable alignment fix, a reboot quirk, boot options related warnings fix, an LTO fix, a deadlock fix and an RDT fix" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/cpu/intel: Lower the "ENERGY_PERF_BIAS: Set to normal" message's log priority x86/cpu/bugs: Use __initconst for 'const' init data x86/mm/KASLR: Fix the size of the direct mapping section x86/Kconfig: Fix spelling mistake "effectivness" -> "effectiveness" x86/mm/tlb: Revert "x86/mm: Align TLB invalidation info" x86/reboot, efi: Use EFI reboot for Acer TravelMate X514-51T x86/mm: Prevent bogus warnings with "noexec=off" x86/build/lto: Fix truncated .bss with -fdata-sections x86/speculation: Prevent deadlock on ssb_state::lock x86/resctrl: Do not repeat rdtgroup mode initialization
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fixes from Ingo Molnar: "A deadline scheduler warning/race fix, and a cfs_period_us quota calculation workaround where the real fix looks too involved to merge immediately" * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/deadline: Correctly handle active 0-lag timers sched/fair: Limit sched_cfs_period_timer() loop to avoid hard lockup
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull locking fixes from Ingo Molnar: "A lockdep warning fix and a script execution fix when atomics are generated" * 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/atomics: Don't assume that scripts are executable locking/lockdep: Make lockdep_unregister_key() honor 'debug_locks' again
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroupLinus Torvalds authored
Pull cgroup fix from Tejun Heo: "A patch to fix a RCU imbalance error in the devices cgroup configuration error path" * 'for-5.1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: device_cgroup: fix RCU imbalance in error case
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- 19 Apr, 2019 9 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpuLinus Torvalds authored
Pull percpu fixlet from Dennis Zhou: "This stops printing the base address of percpu memory on initialization" * 'for-5.1-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu: percpu: stop printing kernel addresses
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds authored
Pull tty/serial fixes from Greg KH: "Here are five small fixes for some tty/serial/vt issues that have been reported. The vt one has been around for a while, it is good to finally get that resolved. The others fix a build warning that showed up in 5.1-rc1, and resolve a problem in the sh-sci driver. Note, the second patch for build warning fix for the sc16is7xx driver was just applied to the tree, as it resolves a problem with the previous patch to try to solve the issue. It has not shown up in linux-next yet, unlike all of the other patches, but it has passed 0-day testing and everyone seems to agree that it is correct" * tag 'tty-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: sc16is7xx: put err_spi and err_i2c into correct #ifdef vt: fix cursor when clearing the screen sc16is7xx: move label 'err_spi' to correct section serial: sh-sci: Fix HSCIF RX sampling point adjustment serial: sh-sci: Fix HSCIF RX sampling point calculation
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Linus Torvalds authored
Merge misc fixes from Andrew Morton: "16 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: coredump: fix race condition between mmget_not_zero()/get_task_mm() and core dumping mm/kmemleak.c: fix unused-function warning init: initialize jump labels before command line option parsing kernel/watchdog_hld.c: hard lockup message should end with a newline kcov: improve CONFIG_ARCH_HAS_KCOV help text mm: fix inactive list balancing between NUMA nodes and cgroups mm/hotplug: treat CMA pages as unmovable proc: fixup proc-pid-vm test proc: fix map_files test on F29 mm/vmstat.c: fix /proc/vmstat format for CONFIG_DEBUG_TLBFLUSH=y CONFIG_SMP=n mm/memory_hotplug: do not unlock after failing to take the device_hotplug_lock mm: swapoff: shmem_unuse() stop eviction without igrab() mm: swapoff: take notice of completion sooner mm: swapoff: remove too limiting SWAP_UNUSE_MAX_TRIES mm: swapoff: shmem_find_swap_entries() filter out other types slab: store tagged freelist for off-slab slabmgmt
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/stagingLinus Torvalds authored
Pull staging and IIO fixes from Greg KH: "Here is a bunch of IIO driver fixes, and some smaller staging driver fixes, for 5.1-rc6. The IIO fixes were delayed due to my vacation, but all resolve a number of reported issues and have been in linux-next for a few weeks with no reported issues. The other staging driver fixes are all tiny, resolving some reported issues in the comedi and most drivers, as well as some erofs fixes. All of these patches have been in linux-next with no reported issues" * tag 'staging-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (24 commits) staging: comedi: ni_usb6501: Fix possible double-free of ->usb_rx_buf staging: comedi: ni_usb6501: Fix use of uninitialized mutex staging: erofs: fix unexpected out-of-bound data access staging: comedi: vmk80xx: Fix possible double-free of ->usb_rx_buf staging: comedi: vmk80xx: Fix use of uninitialized semaphore staging: most: core: use device description as name iio: core: fix a possible circular locking dependency iio: ad_sigma_delta: select channel when reading register iio: pms7003: select IIO_TRIGGERED_BUFFER iio: cros_ec: Fix the maths for gyro scale calculation iio: adc: xilinx: prevent touching unclocked h/w on remove iio: adc: xilinx: fix potential use-after-free on probe iio: adc: xilinx: fix potential use-after-free on remove iio: dac: mcp4725: add missing powerdown bits in store eeprom io: accel: kxcjk1013: restore the range after resume. iio:chemical:bme680: Fix SPI read interface iio:chemical:bme680: Fix, report temperature in millidegrees iio: chemical: fix missing Kconfig block for sgp30 iio: adc: at91: disable adc channel interrupt in timeout case iio: gyro: mpu3050: fix chip ID reading ...
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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 four small misc driver fixes for 5.1-rc6. Nothing major at all, they fix up a Kconfig issues, a SPDX invalid license tag, and two tiny bugfixes. All have been in linux-next for a while with no reported issues" * tag 'char-misc-5.1-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: drivers: power: supply: goldfish_battery: Fix bogus SPDX identifier extcon: ptn5150: fix COMPILE_TEST dependencies misc: fastrpc: add checked value for dma_set_mask habanalabs: remove low credit limit of DMA #0
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Ming Lei authored
bvec->bv_offset may be bigger than PAGE_SIZE sometimes, such as, when one bio is splitted in the middle of one bvec via bio_split(), and bi_iter.bi_bvec_done is used to build offset of the 1st bvec of remained bio. And the remained bio's bvec may be re-submitted to fs layer via ITER_IBVEC, such as loop and nvme-loop. So we have to make sure that every bvec's offset is less than PAGE_SIZE from bio_for_each_segment_all() because some drivers(loop, nvme-loop) passes the splitted bvec to fs layer via ITER_BVEC. This patch fixes this issue reported by Zhang Yi When running nvme/011. Cc: Christoph Hellwig <hch@lst.de> Cc: Yi Zhang <yi.zhang@redhat.com> Reported-by:
Yi Zhang <yi.zhang@redhat.com> Reviewed-by:
Christoph Hellwig <hch@lst.de> Fixes: 6dc4f100 ("block: allow bio_for_each_segment_all() to iterate over multi-page bvec") Signed-off-by:
Ming Lei <ming.lei@redhat.com> Signed-off-by:
Jens Axboe <axboe@kernel.dk>
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Hou Tao authored
all_q_node has not been used since commit 4b855ad3 ("blk-mq: Create hctx for each present CPU"), so remove it. Reviewed-by:
Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Reviewed-by:
Ming Lei <ming.lei@redhat.com> Signed-off-by:
Hou Tao <houtao1@huawei.com> Signed-off-by:
Jens Axboe <axboe@kernel.dk>
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/inputLinus Torvalds authored
Pull input updates from Dmitry Torokhov: - several new key mappings for HID - a host of new ACPI IDs used to identify Elan touchpads in Lenovo laptops * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: snvs_pwrkey - initialize necessary driver data before enabling IRQ HID: input: add mapping for "Toggle Display" key HID: input: add mapping for "Full Screen" key HID: input: add mapping for keyboard Brightness Up/Down/Toggle keys HID: input: add mapping for Expose/Overview key HID: input: fix mapping of aspect ratio key [media] doc-rst: switch to new names for Full Screen/Aspect keys Input: document meanings of KEY_SCREEN and KEY_ZOOM Input: elan_i2c - add hardware ID for multiple Lenovo laptops
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Hans de Goede authored
The "ENERGY_PERF_BIAS: Set to 'normal', was 'performance'" message triggers on pretty much every Intel machine. The purpose of log messages with a warning level is to notify the user of something which potentially is a problem, or at least somewhat unexpected. This message clearly does not match those criteria, so lower its log priority from warning to info. Signed-off-by:
Hans de Goede <hdegoede@redhat.com> Cc: Borislav Petkov <bp@alien8.de> 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/20181230172715.17469-1-hdegoede@redhat.comSigned-off-by:
Ingo Molnar <mingo@kernel.org>
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