Re: [PATCH 0/1] ACPI / scan: Create platform device for BSG2150 ACPI nodes

2019-02-05 Thread Andy Shevchenko
On Thu, Dec 20, 2018 at 4:35 PM Hans de Goede wrote: > > Hi All, > > This patch adds support for another ACPI HID which describes multiple > i2c-clients in a single node. As such this applies on top of the recent > patch from Andy making a similar change for INT3515 nodes: > > Commit a3dd034a1707

RE: [PATCH 2/2] drivers/gpio/gpio-adp5588.c: switch to events system

2019-02-05 Thread Hennerich, Michael
> -Original Message- > From: Nikolaus Voss [mailto:n...@vosn.de] > Sent: Dienstag, 5. Februar 2019 14:31 > To: Hennerich, Michael ; Linus Walleij > > Cc: linux-g...@vger.kernel.org; linux-kernel@vger.kernel.org; Nikolaus Voss > > Subject: [PATCH 2/2] drivers/gpio/gpio-adp5588.c: swit

Re: Frequent dwc3 crashes on suspend or reboot since 5.0-rc1

2019-02-05 Thread Alan Stern
On Mon, 4 Feb 2019, John Stultz wrote: > On Sat, Feb 2, 2019 at 9:00 AM Alan Stern wrote: > > > > On Fri, 1 Feb 2019, John Stultz wrote: > > > > > Hey all, > > > Since the 5.0 merge window opened, I've been tripping on frequent > > > dwc3 crashes on reboot and suspend, which I've added an examp

Re: [PATCH v2] livepatch: core: Return EOPNOTSUPP instead of ENOSYS

2019-02-05 Thread Josh Poimboeuf
On Tue, Feb 05, 2019 at 03:33:28AM +0900, Alice Ferrazzi wrote: > From: Alice Ferrazzi > > As a result of an unsupported operation is better to use EOPNOTSUPP > as error code. > ENOSYS is only used for 'invalid syscall nr' and nothing else. > > Signed-off-by: Alice Ferrazzi Acked-by: Josh Poim

[PATCH 1/2] tty: serial: meson_uart: Add support for kernel debugger

2019-02-05 Thread Julien Masson
The kgdb invokes the poll_put_char and poll_get_char when communicating with the host. This patch implement the serial polling hooks for the meson_uart to be used for KGDB debugging over serial line. Signed-off-by: Julien Masson --- drivers/tty/serial/meson_uart.c | 46 ++

[PATCH v5 0/3]: lib/lzo: run-length encoding support

2019-02-05 Thread Dave Rodgman
Hi, Following on from the previous lzo-rle patchset: https://lkml.org/lkml/2018/11/30/972 This patchset contains only the RLE patches, and should be applied on top of the non-RLE patches ( https://lkml.org/lkml/2019/2/5/366 ). Previously, some questions were raised around the RLE patches. I've

[PATCH v5 2/3] lib/lzo: separate lzo-rle from lzo

2019-02-05 Thread Dave Rodgman
To prevent any issues with persistent data, separate lzo-rle from lzo so that it is treated as a separate algorithm, and lzo is still available. Signed-off-by: Dave Rodgman Cc: David S. Miller Cc: Greg Kroah-Hartman Cc: Herbert Xu Cc: Markus F.X.J. Oberhumer Cc: Matt Sealey Cc: Minchan Kim

[PATCH v5 1/3] lib/lzo: implement run-length encoding

2019-02-05 Thread Dave Rodgman
When using zram, we frequently encounter long runs of zero bytes. This adds a special case which identifies runs of zeros and encodes them using run-length encoding. This is faster for both compression and decompresion. For high-entropy data which doesn't hit this case, impact is minimal. Compres

[PATCH v5 3/3] zram: default to lzo-rle instead of lzo

2019-02-05 Thread Dave Rodgman
lzo-rle gives higher performance and similar compression ratios to lzo. Signed-off-by: Dave Rodgman --- drivers/block/zram/zram_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 04ca65912638..e7a5f1d1c314

RE: [PATCH 1/2] drivers/gpio/gpio-adp5588.c: add device tree support

2019-02-05 Thread Hennerich, Michael
> -Original Message- > From: Nikolaus Voss [mailto:n...@vosn.de] > Sent: Mittwoch, 25. Juli 2018 10:44 > To: Hennerich, Michael ; Linus Walleij > > Cc: linux-g...@vger.kernel.org; linux-kernel@vger.kernel.org; Nikolaus Voss > > Subject: [PATCH 1/2] drivers/gpio/gpio-adp5588.c: add de

[RFC v1] NFC: port100: prevent use-after-free on disconnect

2019-02-05 Thread Sven Van Asbroeck
Problem: The cmd_complete_work work could potentially run after resources are freed in disconnect(). This could cause user-after-free issues. Solution: Reorder disconnect() calls, and explicitly cancel the work using cancel_work_sync(). Signed-off-by: Sven Van Asbroeck --- Samuel, I'm unfamili

Re: [PATCH v2 00/12] btrfs: add zstd compression level support

2019-02-05 Thread Dennis Zhou
On Tue, Feb 05, 2019 at 03:57:53PM +0100, David Sterba wrote: > On Mon, Feb 04, 2019 at 03:19:56PM -0500, Dennis Zhou wrote: > > Hi everyone, > > > > V2 had only a handful of changes outside of minor feedback. > > 0001: > > - use functions over macros > > 0003: > > - BTRFS_NR_WORKSPACE_MANAGERS is

Re: [PATCH 6/6] media: ov5640: Consolidate JPEG compression mode setting

2019-02-05 Thread Sakari Ailus
On Tue, Feb 05, 2019 at 09:50:47PM +0800, Chen-Yu Tsai wrote: > On Tue, Feb 5, 2019 at 4:55 PM Sakari Ailus > wrote: > > > > Hi Chen-Yu, > > > > On Fri, Jan 18, 2019 at 04:52:06PM +0800, Chen-Yu Tsai wrote: > > > The register value lists for all the supported resolution settings all > > > include

Re: [PATCH] dma-direct: Export dma_direct_alloc() and dma_direct_free()

2019-02-05 Thread Christoph Hellwig
On Tue, Feb 05, 2019 at 12:06:02PM +0100, Thierry Reding wrote: > From: Thierry Reding > > Drivers that are built as modules may want to use these functions, so > make them available like the rest of the functions. > > Signed-off-by: Thierry Reding How do they want to use these functions? The

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2019-02-05 Thread Stacy
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Re: [PATCH] x86/ima: require signed kernel modules

2019-02-05 Thread Nayna
On 01/31/2019 02:18 PM, Mimi Zohar wrote: Require signed kernel modules on systems with secure boot mode enabled. To coordinate between appended kernel module signatures and IMA signatures, only define an IMA MODULE_CHECK policy rule if CONFIG_MODULE_SIG is not enabled. This patch defines a

Re: [PATCH 00/35] ARM: davinci: modernize the irq support

2019-02-05 Thread Bartosz Golaszewski
pon., 4 lut 2019 o 22:49 David Lechner napisał(a): > > On 1/31/19 7:38 AM, Bartosz Golaszewski wrote: > > From: Bartosz Golaszewski > > > > This series ports the davinci platform to using SPARSE_IRQ, cleans up > > the irqchip drivers and moves them over to drivers/irqchip. > > > > This has been o

Re: [PATCH v2 01/14] dt-bindings: remoteproc: Add TI PRUSS bindings

2019-02-05 Thread Murali Karicheri
Roger, On 02/05/2019 10:41 AM, Roger Quadros wrote: Murali, On 05/02/19 17:08, Murali Karicheri wrote: Hi Roger, On 02/05/2019 04:39 AM, Roger Quadros wrote: Hi Tony & Suman, On 04/02/19 18:33, Tony Lindgren wrote: Hi, * Roger Quadros [190204 14:23]: From: Suman Anna ... +Example: +=

Re: [PATCH] nvme: Enable acceleration feature of A64FX processor

2019-02-05 Thread Christoph Hellwig
On Tue, Feb 05, 2019 at 07:39:06AM -0700, Keith Busch wrote: > > Standard PCIe devices can use Relaxed Ordering (RO) by setting Attr > > field in the TLP header, however, this mechanism cannot be utilized if > > the device does not support RO feature. Fujitsu A64FX processor has an > > alternate fe

Re: [RFC PATCH] virtio_ring: Use DMA API if guest memory is encrypted

2019-02-05 Thread Michael S. Tsirkin
On Tue, Feb 05, 2019 at 08:24:07AM +0100, Christoph Hellwig wrote: > On Mon, Feb 04, 2019 at 04:38:21PM -0500, Michael S. Tsirkin wrote: > > It was designed to make, when set, as many guests as we can work > > correctly, and it seems to be successful in doing exactly that. > > > > Unfortunately th

Re: [PATCH 5/5] arm: dts: axpxx: add charge led node

2019-02-05 Thread Chen-Yu Tsai
On Thu, Jan 31, 2019 at 4:25 PM Stefan Mavrodiev wrote: > > Add dt node for axp20x-led driver controlling CHGLED. > Default status is disabled, since it may be not used. > > Signed-off-by: Stefan Mavrodiev Please include a cover letter for such a patch series. Also, do any boards actually use t

Re: [PATCH 06/35] ARM: davinci: wrap interrupt definitions with a macro for SPARSE_IRQ

2019-02-05 Thread Bartosz Golaszewski
pon., 4 lut 2019 o 23:32 David Lechner napisał(a): > > On 1/31/19 7:38 AM, Bartosz Golaszewski wrote: > > From: Bartosz Golaszewski > > > > This is done in preparation for selecting CONFIG_SPARSE_IRQ. The > > interrupt numbers will then start at the predefined NR_IRQS offset. > > > > For now wrap

Re: [PATCH 05/35] ARM: davinci: drop irq defines from default_priorites

2019-02-05 Thread Bartosz Golaszewski
wt., 5 lut 2019 o 01:20 David Lechner napisał(a): > > On 1/31/19 7:38 AM, Bartosz Golaszewski wrote: > > From: Bartosz Golaszewski > > > > In order to select SPARSE_IRQ we need to make the interrupt numbers > > dynamic (at least at build-time for the top-level controller). The > > interrupt numbe

Re: [PATCH v2 01/14] dt-bindings: remoteproc: Add TI PRUSS bindings

2019-02-05 Thread Tony Lindgren
* Murali Karicheri [190205 16:13]: > On 02/05/2019 10:41 AM, Roger Quadros wrote: > > What I'm suggesting here is that kernel remoteproc driver should have > > nothing to do > > with the other PRU's data RAM. > > > > The application driver if needs both PRUs then it can obviously access both >

Re: [PATCH 1/2] component: Add documentation

2019-02-05 Thread Daniel Vetter
On Tue, Feb 05, 2019 at 11:47:58AM +0100, Rafael J. Wysocki wrote: > w/compOn Thu, Jan 31, 2019 at 3:46 PM Daniel Vetter > wrote: > > > > Someone owes me a beer ... > > > > While typing these I think doing an s/component_master/aggregate/ > > would be useful: > > - it's shorter :-) > > - I think

Re: [PATCH] dma-direct: Export dma_direct_alloc() and dma_direct_free()

2019-02-05 Thread Thierry Reding
On Tue, Feb 05, 2019 at 05:10:36PM +0100, Christoph Hellwig wrote: > On Tue, Feb 05, 2019 at 12:06:02PM +0100, Thierry Reding wrote: > > From: Thierry Reding > > > > Drivers that are built as modules may want to use these functions, so > > make them available like the rest of the functions. > >

Re: [PATCH] platform: x86: Add check for led_classdev_register

2019-02-05 Thread Andy Shevchenko
On Tue, Dec 25, 2018 at 12:08 AM Aditya Pakki wrote: > > In function alienware_zone_init, the function led_classdev_register > can return an error on failure. The fix checks the error and frees > the allocated resources. > I'm not sure about this. Is the LED registration fatal? > Signed-off-by:

Re: [PATCH v2] mtd: rawnand: jz4780: fix possible object reference leak

2019-02-05 Thread Boris Brezillon
On Tue, 5 Feb 2019 16:55:02 +0100 Miquel Raynal wrote: > Hi Wen, > > Wen Yang wrote on Tue, 5 Feb 2019 > 15:07:21 +: > > > of_find_device_by_node() takes a reference to the struct device > > when it finds a match via get_device, there is no need to call > > get_device() twice. > > We also

[PATCH] component: Add documentation

2019-02-05 Thread Daniel Vetter
Someone owes me a beer ... While typing these I think doing an s/component_master/aggregate/ would be useful: - it's shorter :-) - I think component/aggregate is much more meaningful naming than component/puppetmaster or something like that. At least to my English ear "aggregate" emphasizes mu

Re: [PATCH v5 13/13] spi: atmel-quadspi: add support for sam9x60 qspi controller

2019-02-05 Thread Boris Brezillon
On Tue, 5 Feb 2019 15:44:04 + wrote: > @@ -450,28 +499,49 @@ static int atmel_qspi_probe(struct > platform_device *pdev) goto exit; > } > > + aq->caps = of_device_get_match_data(&pdev->dev); > + if (aq->caps && aq->caps->has_qspick) { Can we add a caps instance to the sama5d2

Re: [PATCH v2 00/12] btrfs: add zstd compression level support

2019-02-05 Thread David Sterba
On Tue, Feb 05, 2019 at 11:03:02AM -0500, Dennis Zhou wrote: > On Tue, Feb 05, 2019 at 03:57:53PM +0100, David Sterba wrote: > > On Mon, Feb 04, 2019 at 03:19:56PM -0500, Dennis Zhou wrote: > > > Hi everyone, > > > > > > V2 had only a handful of changes outside of minor feedback. > > > 0001: > > >

Re: [RFC][Patch v8 1/7] KVM: Support for guest free page hinting

2019-02-05 Thread Michael S. Tsirkin
On Tue, Feb 05, 2019 at 08:06:33AM -0500, Nitesh Narayan Lal wrote: > On 2/4/19 11:14 PM, Michael S. Tsirkin wrote: > > On Mon, Feb 04, 2019 at 03:18:48PM -0500, Nitesh Narayan Lal wrote: > >> This patch includes the following: > >> 1. Basic skeleton for the support > >> 2. Enablement of x86 platfo

RE: [PATCH v2] mtd: rawnand: gpmi: fix MX28 bus master lockup problem

2019-02-05 Thread Han Xu
> -Original Message- > From: Martin Kepplinger > Sent: Tuesday, February 5, 2019 9:53 AM > To: Han Xu ; bbrezil...@kernel.org; > miquel.ray...@bootlin.com; rich...@nod.at; dw...@infradead.org; > computersforpe...@gmail.com; marek.va...@gmail.com; linux- > m...@lists.infradead.org > Cc: l

Re: [PATCH net-next v3] net: dsa: mv88e6xxx: Prevent suspend to RAM

2019-02-05 Thread Vivien Didelot
Hi Miquel, On Tue, 5 Feb 2019 12:07:28 +0100, Miquel Raynal wrote: > +/* There is no suspend to RAM support at DSA level yet, the switch > configuration > + * would be lost after a power cycle so prevent it to be suspended. > + */ > +static int __maybe_unused mv88e6xxx_suspend(struct device *

Re: [PATCH 07/35] ARM: davinci: aintc: use irq domain

2019-02-05 Thread Bartosz Golaszewski
pon., 4 lut 2019 o 23:42 David Lechner napisał(a): > > On 1/31/19 7:39 AM, Bartosz Golaszewski wrote: > > From: Bartosz Golaszewski > > > > We need to create an irq domain if we want to select SPARSE_IRQ. The > > cp-intc driver already supports it, but aintc doesn't. Use the helpers > > provided

Re: [PATCH v3 8/9] mtd: rawnand: ingenic: Add support for the JZ4725B

2019-02-05 Thread Paul Cercueil
Hi Miquel, Hi Paul, Paul Cercueil wrote on Mon, 4 Feb 2019 16:04:25 -0300: The boot ROM of the JZ4725B SoC expects a specific OOB layout on the NAND, so we use it unconditionally in the ingenic-nand driver. Also add the jz4725b-bch driver to support the JZ4725B-specific BCH hardware.

Re: [PATCH v2 00/12] btrfs: add zstd compression level support

2019-02-05 Thread Dennis Zhou
On Tue, Feb 05, 2019 at 05:27:34PM +0100, David Sterba wrote: > On Tue, Feb 05, 2019 at 11:03:02AM -0500, Dennis Zhou wrote: > > On Tue, Feb 05, 2019 at 03:57:53PM +0100, David Sterba wrote: > > > On Mon, Feb 04, 2019 at 03:19:56PM -0500, Dennis Zhou wrote: > > > > Hi everyone, > > > > > > > > V2

Re: [PATCH 0/2] sysctl: fix range-checking in do_proc_dointvec_minmax_conv()

2019-02-05 Thread Zev Weiss
Ping...any thoughts on these patches? (May have slipped through the cracks over people's holiday vacations I'd guess.) Thanks, Zev On Thu, Dec 27, 2018 at 05:12:28AM CST, Zev Weiss wrote: Hello, After being left with an unusable system after a typo executing something like 'echo $((1<<24)) >

Re: [RFC][Patch v8 1/7] KVM: Support for guest free page hinting

2019-02-05 Thread Nitesh Narayan Lal
On 2/5/19 11:27 AM, Michael S. Tsirkin wrote: > On Tue, Feb 05, 2019 at 08:06:33AM -0500, Nitesh Narayan Lal wrote: >> On 2/4/19 11:14 PM, Michael S. Tsirkin wrote: >>> On Mon, Feb 04, 2019 at 03:18:48PM -0500, Nitesh Narayan Lal wrote: This patch includes the following: 1. Basic skeleton

Re: [PATCH] net: dsa: Fix lockdep false positive splat

2019-02-05 Thread Vivien Didelot
On Sat, 2 Feb 2019 17:53:29 +, Marc Zyngier wrote: > Creating a macvtap on a DSA-backed interface results in the following > splat when lockdep is enabled: > > [ 19.638080] IPv6: ADDRCONF(NETDEV_CHANGE): lan0: link becomes ready > [ 23.041198] device lan0 entered promiscuous mode > [ 2

Letter From UK Debt Management

2019-02-05 Thread Jo Whelan
Commissioner for the Reduction of the National Debt UK Debt Management Office. Eastcheap Court EC3M 8UD London United Kingdom EC3M 8UD. Email: ukdebtmanagement...@gmail.com Attention: Beneficiary My name is Mrs. Jo Whelan. As you must be aware, I am the Controller General for the Reduction of

Re: [PATCH 1/3] sched/wait: use freezable_schedule when possible

2019-02-05 Thread Joel Fernandes
On Fri, Feb 01, 2019 at 06:38:05AM +0100, Hugo Lefeuvre wrote: > Replace schedule(); try_to_freeze() by freezable_schedule(). > > Tasks calling freezable_schedule() set the PF_FREEZER_SKIP flag > before calling schedule(). Unlike tasks calling schedule(); > try_to_freeze() tasks calling freezable_

Re: [PATCH] dma-direct: Export dma_direct_alloc() and dma_direct_free()

2019-02-05 Thread Christoph Hellwig
On Tue, Feb 05, 2019 at 05:20:57PM +0100, Thierry Reding wrote: > The problem is that if I use dma_alloc_coherent(), then the memory will > already be mapped via the SMMU at that point and then the driver, not > knowing that memory has already been mapped, will attempt to map an IOVA > which will c

Re: [PATCH 6/6] mm/gup: Documentation/vm/get_user_pages.rst, MAINTAINERS

2019-02-05 Thread Mike Rapoport
Hi John, On Sun, Feb 03, 2019 at 09:21:35PM -0800, john.hubb...@gmail.com wrote: > From: John Hubbard > > 1. Added Documentation/vm/get_user_pages.rst > > 2. Added a GET_USER_PAGES entry in MAINTAINERS > > Cc: Dan Williams > Cc: Jan Kara > Signed-off-by: Jérôme Glisse > Signed-off-by: John

RE: [PATCH V11 3/5] i2c: tegra: Add DMA support

2019-02-05 Thread Sowjanya Komatineni
> Please use "./scripts/checkpatch.pl --strict *.patch" and fix all its > complains, but only those that really make sense. For example ignore the > "CHECK: Lines should not end with a '('" warnings. > >Here checkpatch recommends to use the BIT() macro: > > CHECK: Prefer using the BIT macro > #3

Re: [PATCH v2 01/14] dt-bindings: remoteproc: Add TI PRUSS bindings

2019-02-05 Thread Tony Lindgren
* Roger Quadros [190205 09:40]: > On 04/02/19 18:33, Tony Lindgren wrote: > > > > shrdram2: memory@1 { > > device_type = "memory"; > > reg = <0x1 0x3000>; > > }; > > Shared RAM is not so straight forward. Both PRU firmwares and both > application drivers

Re: [PATCH 2/3] sched/wait: introduce wait_event_freezable_hrtimeout

2019-02-05 Thread Joel Fernandes
On Fri, Feb 01, 2019 at 06:38:35AM +0100, Hugo Lefeuvre wrote: > introduce wait_event_freezable_hrtimeout, an interruptible and freezable > version of wait_event_hrtimeout. > > Among others this helper will allow for simplifications in > staging/android/vsoc.c. > > Signed-off-by: Hugo Lefeuvre >

Re: mm: race in put_and_wait_on_page_locked()

2019-02-05 Thread Qian Cai
>> Cai, can you please check if you can reproduce this issue in your >> environment with 5.0-rc5? > > Yes, please do - practical confirmation more convincing than my certainty. Indeed, I am no longer be able to reproduce this anymore.

[PATCH 06/22 v2] x86/fpu: Don't save fxregs for ia32 frames in

2019-02-05 Thread Sebastian Andrzej Siewior
In commit 72a671ced66db ("x86, fpu: Unify signal handling code paths for x86 and x86_64 kernels") the 32bit and 64bit path of the signal delivery code were merged. The 32bit version: |int save_i387_xstate_ia32(void __user *buf) |… | if (cpu_has_xsave) | return save_i387_x

Re: [PATCH 2/2] arc: hsdk_defconfig: enable CONFIG_ARC_UBOOT_SUPPORT

2019-02-05 Thread Vineet Gupta
On 2/5/19 3:42 AM, Eugeniy Paltsev wrote: > Hi Corentin, > > In case of devboards (like HSDK) we really often disable bootloader and load > Linux image in memory via JTAG. Enabling CONFIG_ARC_UBOOT_SUPPORT by > default will break it as we will try to interpret some junk in a registers > as a pointe

Re: [PATCH v3 08/10] x86/setcpuid: Add kernel option setcpuid

2019-02-05 Thread Dave Hansen
On 2/4/19 10:18 PM, Borislav Petkov wrote: > On Mon, Feb 04, 2019 at 03:24:23PM -0800, Dave Hansen wrote: >> Actually, there's one part of all this that I forgot. Will split lock >> detection be enumerated _widely_? > > You never know what users will do. The moment it gets out, it better be > des

Re: [PATCH] x86/ima: require signed kernel modules

2019-02-05 Thread Mimi Zohar
Hi Seth, On Tue, 2019-02-05 at 09:18 -0600, Seth Forshee wrote: > On Thu, Jan 31, 2019 at 02:18:59PM -0500, Mimi Zohar wrote: > > Require signed kernel modules on systems with secure boot mode enabled. > > > > To coordinate between appended kernel module signatures and IMA > > signatures, only de

Re: [PATCH] component: Add documentation

2019-02-05 Thread Russell King - ARM Linux admin
On Tue, Feb 05, 2019 at 05:21:07PM +0100, Daniel Vetter wrote: > Someone owes me a beer ... I find that deeply offensive - it is clearly directed at me personally as author of the component helper. There are double-standards in the kernel ecosystem with respect to documentation - there are entire

RE: [PATCH 2/2] arc: hsdk_defconfig: enable CONFIG_ARC_UBOOT_SUPPORT

2019-02-05 Thread Alexey Brodkin
Hi Vineet, Corentin, > -Original Message- > From: Vineet Gupta > Sent: Tuesday, February 5, 2019 7:42 PM > To: Eugeniy Paltsev ; cla...@baylibre.com > Cc: linux-kernel@vger.kernel.org; alexey.brod...@synopsys.com; > khil...@baylibre.com; linux-snps- > a...@lists.infradead.org > Subject:

Re: msm8998: Hacking the USB3 controller (force controller to host/source mode)

2019-02-05 Thread Marc Gonzalez
If I plug in a USB-to-Ethernet gadget, the kernel sees something: usb 2-1: new SuperSpeed Gen 1 USB device number 2 using xhci-hcd usb 2-1: New USB device found, idVendor=0b95, idProduct=1790, bcdDevice= 1.00 usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 2-1: Product: AX881

Re: [PATCH v2 00/12] btrfs: add zstd compression level support

2019-02-05 Thread David Sterba
On Tue, Feb 05, 2019 at 11:30:12AM -0500, Dennis Zhou wrote: > > > > Something is wrong, the patchset on top of 5.0-rc5 hangs in test > > > > btrfs/007, without a stacktrace. V1 was fine and I double checked that > > > > rc5 itself is fine. > > > > > > Hmmm, well that's awkward. I ran xfstests and

RE: [PATCH] libnvdimm/dimm: Add a no-BLK quirk based on NVDIMM family

2019-02-05 Thread Dexuan Cui
> From: Dan Williams > Sent: Sunday, February 3, 2019 11:14 AM > > ... > > As I understand, the essence of the issue is: Hyper-V emulates the > > label mechanism (i.e. it supports _LSI and LSR), but doesn't do it > > right (i.e. it doesn't support _LSW). > > > > To manage the namespaces, Linux can

Re: [PATCH V11 3/5] i2c: tegra: Add DMA support

2019-02-05 Thread Dmitry Osipenko
05.02.2019 19:41, Sowjanya Komatineni пишет: >> Please use "./scripts/checkpatch.pl --strict *.patch" and fix all its >> complains, but only those that really make sense. For example ignore the >> "CHECK: Lines should not end with a '('" warnings. >> >> Here checkpatch recommends to use the BIT(

hi

2019-02-05 Thread Sherri Gallagher
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Re: [PATCH] ARC: fix actionpoints configuration detection

2019-02-05 Thread Vineet Gupta
On 2/4/19 10:41 AM, Eugeniy Paltsev wrote: > Fix reversed logic while actionpoints configuration (full/min) > detection. > > Fixies: 7dd380c338f1e ("ARC: boot log: print Action point details") > Signed-off-by: Eugeniy Paltsev LGTM. Thx, -vineet > --- > arch/arc/kernel/setup.c | 2 +- > 1 file

From Michelle

2019-02-05 Thread Michelle Goodman
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Re: [PATCH v3 08/10] x86/setcpuid: Add kernel option setcpuid

2019-02-05 Thread Peter Zijlstra
On Tue, Feb 05, 2019 at 07:19:16AM -0800, Dave Hansen wrote: > On 2/5/19 12:48 AM, Peter Zijlstra wrote: > > On Mon, Feb 04, 2019 at 12:46:30PM -0800, Dave Hansen wrote: > >> So, the compromise we reached in this case is that Intel will fully > >> document the future silicon architecture, and then

Re: [PATCH v2 00/12] btrfs: add zstd compression level support

2019-02-05 Thread David Sterba
On Tue, Feb 05, 2019 at 05:51:13PM +0100, David Sterba wrote: > On Tue, Feb 05, 2019 at 11:30:12AM -0500, Dennis Zhou wrote: > > > > > Something is wrong, the patchset on top of 5.0-rc5 hangs in test > > > > > btrfs/007, without a stacktrace. V1 was fine and I double checked that > > > > > rc5 itse

Re: [PATCH 2/2] dt-bindings: nand: Add Cadence NAND controller driver

2019-02-05 Thread Piotr Sroka
The 01/29/2019 18:21, Boris Brezillon wrote: +Optional properties: +Driver calculates controller timings base on NAND flash memory timings and +the following delays in picoseconds. + - cdns,if-skew : Skew value of the output signals of the NAND Flash interface + - cdns,nand2-delay : Delay val

Re: [PATCH v3 08/10] x86/setcpuid: Add kernel option setcpuid

2019-02-05 Thread Peter Zijlstra
On Tue, Feb 05, 2019 at 08:46:23AM -0800, Dave Hansen wrote: > On 2/4/19 10:18 PM, Borislav Petkov wrote: > > Well, if it breaks old apps, it probably needs to be opt-in anyway. > > Yes, this was my assumption. It _should_ not break portable code (because RISC has much stronger #AC requirements)

Re: [PATCH] libnvdimm/dimm: Add a no-BLK quirk based on NVDIMM family

2019-02-05 Thread Dan Williams
On Tue, Feb 5, 2019 at 8:53 AM Dexuan Cui wrote: > > > From: Dan Williams > > Sent: Sunday, February 3, 2019 11:14 AM > > > ... > > > As I understand, the essence of the issue is: Hyper-V emulates the > > > label mechanism (i.e. it supports _LSI and LSR), but doesn't do it > > > right (i.e. it do

[PATCH v3 0/4] staging: iio: ad7780: move out of staging

2019-02-05 Thread Renato Lui Geh
This series of patches adds user input to ad7780 'gain' & 'filter' gpio pins, moves regulator initialization to after gpio initialization to maintain consistency between probe and remove, adds SPDX to the driver's license, and moves the ad7780 to the mainline. Renato Lui Geh (4): staging: iio: a

[PATCH v3 1/4] staging: iio: ad7780: add gain & filter gpio support

2019-02-05 Thread Renato Lui Geh
Previously, the AD7780 driver only supported gpio for the 'powerdown' pin. This commit adds suppport for the 'gain' and 'filter' pin. Signed-off-by: Renato Lui Geh Signed-off-by: Giuliano Belinassi Co-developed-by: Giuliano Belinassi --- Changes in v3: - Renamed ad7780_chip_info's filt

[PATCH v3 2/4] staging: iio: ad7780: move regulator to after GPIO init

2019-02-05 Thread Renato Lui Geh
To maintain consistency between ad7780_probe and ad7780_remove orders, regulator initialization has been moved to after GPIO initializations. Signed-off-by: Renato Lui Geh --- drivers/staging/iio/adc/ad7780.c | 26 +- 1 file changed, 13 insertions(+), 13 deletions(-) diff

[PATCH v3 3/4] staging: iio: ad7780: add SPDX identifier

2019-02-05 Thread Renato Lui Geh
Add SPDX identifier (GPL-2.0) to the AD7780 driver. Signed-off-by: Renato Lui Geh --- drivers/staging/iio/adc/ad7780.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index 7804cd2b273e..163e3c983598 100644

[PATCH v3 4/4] staging: iio: ad7780: moving ad7780 out of staging

2019-02-05 Thread Renato Lui Geh
Move ad7780 ADC driver out of staging and into the mainline. The ad7780 is a sigma-delta analog to digital converter. This driver provides reading voltage values and status bits from both the ad778x and ad717x series. Its interface also allows writing on the FILTER and GAIN GPIO pins on the ad778

Re: remove exofs, the T10 OSD code and block/scsi bidi support V4

2019-02-05 Thread Christoph Hellwig
On Mon, Feb 04, 2019 at 10:31:39PM +0200, Boaz Harrosh wrote: > On 01/02/19 09:55, Christoph Hellwig wrote: > > The only real user of the T10 OSD protocol, the pNFS object layout > > driver never went to the point of having shipping products, and we > > removed it 1.5 years ago. Exofs is just a si

Re: [PATCH] i2c: core-smbus: don't trace smbus_reply data on errors

2019-02-05 Thread John Sperbeck
On Tue, Feb 5, 2019 at 4:14 AM Wolfram Sang wrote: > > On Thu, Jan 03, 2019 at 09:49:27PM -0500, Steven Rostedt wrote: > > On Thu, 3 Jan 2019 16:42:03 -0800 > > John Sperbeck wrote: > > > > > If an smbus transfer fails, there's no guarantee that the output > > > buffer was written. So, avoid co

Re: [PATCH] perf vendor events intel: Fix Load_Miss_Real_Latency on CLX

2019-02-05 Thread Arnaldo Carvalho de Melo
Em Tue, Jan 29, 2019 at 09:23:48AM -0800, Andi Kleen escreveu: > On Tue, Jan 29, 2019 at 12:05:36PM -0500, William Cohen wrote: > > Fix incorrect event names for the Load_Miss_Real_Latency metric for > > Cascadelake server in the same manner as commit 91b2b97025 for SKL/SKX. > > Reviewed-by: Andi

Re: [PATCH v4] platform/mellanox: Add bootctl driver for Mellanox BlueField Soc

2019-02-05 Thread Andy Shevchenko
On Fri, Feb 1, 2019 at 10:47 PM Liming Sun wrote: Thanks for an update, my comments below. (To Mellanox kernel developer team: guys, perhaps you need to establish a few rounds of internal review before sending the stuff outside) First of all, I didn't find ABI documentation for interface this p

Re: [RFC v1 2/3] max17042_battery: fix potential user-after-free on module unload

2019-02-05 Thread Sebastian Reichel
Hi, On Tue, Feb 05, 2019 at 09:27:49AM -0500, Sven Van Asbroeck wrote: > On Tue, Feb 5, 2019 at 3:27 AM Dmitry Torokhov > wrote: > > > > Are there many more instances of this? > > Unfortunately I think so. > A simple grep brings up a couple of candidates, but I'm sure there are more: > > driver

Re: [PATCH v2] dt-bindings: PCI: rcar: Add device tree support for r8a774c0

2019-02-05 Thread Lorenzo Pieralisi
On Tue, Dec 18, 2018 at 12:02:42PM +, Fabrizio Castro wrote: > Add PCIe support for the RZ/G2E (a.k.a. R8A774C0). > > Signed-off-by: Fabrizio Castro > Reviewed-by: Geert Uytterhoeven > --- > v1->v2: > * Dropped change to the description of "phys" optional property according > to Geert's co

Re: [PATCH v3 5/5] Revert "scsi: ufs: disable vccq if it's not needed by UFS device"

2019-02-05 Thread Marc Gonzalez
On 05/02/2019 05:58, Alim Akhtar wrote: > On 04/02/19 11:12 PM, Marc Gonzalez wrote: > >> This reverts commit 60f0187031c05e04cbadffb62f557d0ff3564490. >> >> Calling ufshcd_set_vccq_rail_unused hangs my system. >> It seems vccq is not *not* needed. > > AFAIK Samsung and Toshiba UFS devices does n

Re: [PATCH v5 2/2] pwm: sifive: Add a driver for SiFive SoC PWM

2019-02-05 Thread kbuild test robot
Hi Yash, Thank you for the patch! Yet something to improve: [auto build test ERROR on pwm/for-next] [also build test ERROR on v5.0-rc4 next-20190205] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux

Re: [RFC PATCH 0/4] kvm: Report unused guest pages to host

2019-02-05 Thread Nitesh Narayan Lal
On 2/4/19 1:15 PM, Alexander Duyck wrote: > This patch set provides a mechanism by which guests can notify the host of > pages that are not currently in use. Using this data a KVM host can more > easily balance memory workloads between guests and improve overall system > performance by avoiding un

Re: [PATCH] EDAC, dmc520:: add DMC520 EDAC driver

2019-02-05 Thread James Morse
Hi Boris, On 23/01/2019 18:46, Borislav Petkov wrote: > On Wed, Jan 23, 2019 at 06:36:23PM +, James Morse wrote: >>> Would like to know what's the impact if this error happens, and how to fit >>> it >>> with current reporting in EDAC core. >> >> At a guess the interrupt triggers when link_err

Re: [PATCH] EDAC, dmc520:: add DMC520 EDAC driver

2019-02-05 Thread James Morse
Hi Rui, On 23/01/2019 22:08, Rui Zhao wrote: > On Wednesday, January 23, 2019 10:36 AM, James Morse wrote: >>> If firmware enables it, they're suppose to handle the interrupt. >> Ah, so you still have resident firmware! >> How come your firmware trusts linux not to turn off the memory controller?

[PATCH v6 02/13] spi: atmel-quadspi: order header files inclusion alphabetically

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Cosmetic change, no functional change. Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: no change v3: no change v2: collect R-b drivers/spi/atmel-quadspi.c | 9 - 1 file changed, 4 insertions(+), 5 deletions(-) diff --

[PATCH v6 06/13] spi: atmel-quadspi: return appropriate error code

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Return -ENOTSUPP when atmel_qspi_find_mode() fails. Propagate the error in atmel_qspi_exec_op(). Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: no change v3: no change v2: collect R-b drivers/spi/atmel-quadspi.c | 4 ++-- 1 f

[PATCH v6 03/13] spi: atmel-quadspi: drop wrappers for iomem accesses

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus The wrappers hid that the accesses are relaxed. Drop them. Suggested-by: Boris Brezillon Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: - drop local variable that kept aq->regs, the compiler should be smart enough to store i

[PATCH v6 01/13] spi: atmel-quadspi: cache MR value to avoid a write access

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Set the controller by default in Serial Memory Mode (SMM) at probe. Cache Mode Register (MR) value to avoid write access when setting the controller in serial memory mode at exec_op(). Signed-off-by: Tudor Ambarus --- v6: no change v5: collect R-b v4: s/smm/mr, init controll

[PATCH v6 00/13] spi: atmel-quadspi: introduce sam9x60 qspi controller

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Patches from 1 to 11 are minor fixes or cosmetics. Patches 12 and 13 introduce the sam9x60 qspi controller. sam9x60 qspi controller tested with sst26vf064b jedec,spi-nor flash. Backward compatibility test done on sama5d2 qspi controller and mx25l25635e jedec,spi-nor flash. v

[PATCH v6 07/13] spi: atmel-quadspi: switch to SPDX license identifiers

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Adopt the SPDX license identifiers to ease license compliance management. Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: no change v3: no change v2: collect R-b drivers/spi/atmel-quadspi.c | 13 + 1 file changed,

[PATCH v6 04/13] spi: atmel-quadspi: fix naming scheme

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Let general names to core drivers. Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: collect R-b v3: no change v2: update after the removing of iomem access wrappers drivers/spi/atmel-quadspi.c | 16 1 file chan

[PATCH v6 10/13] dt-bindings: spi: atmel-quadspi: make "pclk" mandatory

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Naming clocks is a good practice. Make "pclk" madatory even if we support unnamed clock in the driver, to be backward compatible with old DTs. Suggested-by: Boris Brezillon Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: add mi

Re: [PATCH] wmi: avoid a double-fetch issue in wmi_ioctl

2019-02-05 Thread Andy Shevchenko
On Tue, Dec 25, 2018 at 9:37 PM Kangjie Lu wrote: > > buf->length is first copied in from user space and security-checked. The > second copy issued by copy_from_user copies it again. The data in user > space may have been modified by malicious users. So, we already did a check and copied not more

[PATCH v6 05/13] spi: atmel-quadspi: remove unnecessary cast

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus The cast is done implicitly. Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: no change v3: no change v2: collect R-b drivers/spi/atmel-quadspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/a

[PATCH v6 08/13] spi: atmel-quadspi: rework transfer macros

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Split the TFRTYP_TRSFR_ bitfields in 2: one bit encoding the mem/reg transfer type and one bit encoding the direction of the transfer (read/write). Remove NOP when setting read transfer type. Remove useless setting of write transfer type when op->data.dir == SPI_MEM_DATA_IN &

[PATCH v6 12/13] dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus The sam9x60 qspi controller uses 2 clocks, one for the peripheral register access, the other for the qspi core and phy. Both are mandatory. Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: collect R-b v3: "pclk" was made mandator

[PATCH v6 11/13] spi: atmel-quadspi: add support for named peripheral clock

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Naming clocks is a good practice. Keep supporting unnamed peripheral clock, to be backward compatible with old DTs. While here, rename clk to pclk, to indicate that it is a peripheral clock. Suggested-by: Boris Brezillon Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezi

[PATCH v6 09/13] dt-bindings: spi: atmel-quadspi: update example to new clock binding

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus Introduced in: commit b60557876849 ("ARM: dts: at91: sama5d2: switch to new clock binding") Signed-off-by: Tudor Ambarus Reviewed-by: Boris Brezillon --- v6: no change v5: no change v4: no change v3: new patch Documentation/devicetree/bindings/spi/atmel-quadspi.txt | 2 +-

[PATCH v6 13/13] spi: atmel-quadspi: add support for sam9x60 qspi controller

2019-02-05 Thread Tudor.Ambarus
From: Tudor Ambarus The sam9x60 qspi controller uses 2 clocks, one for the peripheral register access, the other for the qspi core and phy. Both are mandatory. It uses different transfer type bits in IFR register. It has dedicated registers to specify a read or a write instruction: Read Instructi

Re: [PATCH] platform/x86: dell-wmi: Ignore new keyboard backlight change event

2019-02-05 Thread Andy Shevchenko
On Thu, Jan 24, 2019 at 8:27 AM Kai-Heng Feng wrote: > > Hi Darren, > > > On Dec 12, 2018, at 22:06, Pali Rohár wrote: > > > > On Wednesday 12 December 2018 14:41:25 Kai-Heng Feng wrote: > >> There's a new wmi event generated by dell-wmi when pressing keyboard > >> backlight hotkey: > >> [ 3285.4

Re: linux-next: Tree for Feb 5 (btrfs/zstd)

2019-02-05 Thread Randy Dunlap
On 2/4/19 10:12 PM, Stephen Rothwell wrote: > Hi all, > > Changes since 20190204: > on i386: ../fs/btrfs/zstd.c: In function ‘zstd_reclaim_timer_fn’: ../fs/btrfs/zstd.c:27:35: warning: integer overflow in expression [-Woverflow] #define ZSTD_BTRFS_RECLAIM_NS (45 * NSEC_PER_SEC)

Re: [PATCH v3 1/2] mm: add probe_user_read()

2019-02-05 Thread Murilo Opsfelder Araujo
Hi, Christophe. On Wed, Jan 16, 2019 at 04:59:27PM +, Christophe Leroy wrote: > In powerpc code, there are several places implementing safe > access to user data. This is sometimes implemented using > probe_kernel_address() with additional access_ok() verification, > sometimes with get_user()

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