[PATCH] serial: sirf: Simplify a test

'dmaengine_prep_dma_cyclic()' does not return an error pointer, so the test can be simplified to be more consistent. Signed-off-by: Christophe JAILLET --- drivers/tty/serial/sirfsoc_uart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git

[PATCH v2] phy: rcar-gen3-usb2: add sysfs for usb role swap

This patch adds sysfs "otg_inputs" for usb role swap. This parameter is write-only and if you use them as the following, you can swap the usb role. For example: 1) connect a usb cable using 2 salvator-x boards 2) On A-device (as host), you input the following command: # echo a_bus_req/ >

[PATCH v3 08/11] pwm: imx: Remove redundant i.MX PWMv2 code

The code providing functionality surpassed by the atomic PWM is not needed anymore and hence can be removed. Suggested-by: Stefan Agner Suggested-by: Boris Brezillon Signed-off-by: Lukasz Majewski Reviewed-by: Boris

[PATCH v3 05/11] pwm: imx: Move PWMv2 software reset code to a separate function

The software reset code has been extracted from imx_pwm_config_v2 function and moved to new one - imx_pwm_sw_reset(). This change reduces the overall size of imx_pwm_config_v2() and prepares it for atomic PWM operation. Suggested-by: Stefan Agner Suggested-by: Boris Brezillon

[PATCH v3 10/11] pwm: imx: doc: Update imx-pwm.txt documentation entry

The imx-pwm.txt documentation update as a preparation for polarity support. Signed-off-by: Bhuvanchandra DV Signed-off-by: Lukasz Majewski Acked-by: Rob Herring --- Changes for v3: - None Changes for v2: - New patch ---

Re: [kernel-hardening] rowhammer protection [was Re: Getting interrupt every million cache misses]

On Tue, 2016-11-01 at 07:33 +0100, Ingo Molnar wrote: > * Pavel Machek wrote: > > > I'm not going to buy broken hardware just for a test. > > Can you suggest a method to find heavily rowhammer affected hardware? > Only by  > testing it, or are there some chipset IDs ranges or

[PATCH v3 06/11] pwm: imx: Move PWMv2 wait for fifo slot code to a separate function

The code, which waits for fifo slot, has been extracted from imx_pwm_config_v2 function and moved to new one - imx_pwm_wait_fifo_slot(). This change reduces the overall size of imx_pwm_config_v2() and prepares it for atomic PWM operation. Suggested-by: Stefan Agner

Re: [kernel-hardening] rowhammer protection [was Re: Getting interrupt every million cache misses]

Hi! > * Pavel Machek wrote: > > > I'm not going to buy broken hardware just for a test. > > Can you suggest a method to find heavily rowhammer affected hardware? Only by > testing it, or are there some chipset IDs ranges or dmidecode info that will > pinpoint potentially

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

On Sun, 2016-10-30 at 14:20 +0100, Thorsten Leemhuis wrote: > As always: Are you aware of any other regressions? Then please let me > know (simply CC regressi...@leemhuis.info). Do build regressions count? Because I was trying to fix an obscure build issue in arch/mips, choose a random

[PATCH] ASoC: sun4i-codec: Enable bus clock after getting GPIO

In the current probe function the GPIO is acquired after the codec's bus clock is enabled. However if it fails to acquire the GPIO due to a deferred probe, it does not disable the bus clock before bailing out. This would result in the clock being enabled multiple times. Move the code that enables

Re: [PATCH v2 5/7] [media] ir-lirc-codec: don't wait any transmitting time for tx only devices

Hi Sean, > Andi, it would be good to know what the use-case for the original change is. the use case is the ir-spi itself which doesn't need the lirc to perform any waiting on its behalf. To me it just doesn't look right to simulate a fake transmission period and wait unnecessary time. Of

[PATCH v3 09/11] pwm: core: make the PWM_POLARITY flag in DTB optional

From: Lothar Wassmann Change the pwm chip driver registration, so that a chip driver that supports polarity inversion can still be used with DTBs that don't provide the 'PWM_POLARITY' flag. This is done to provide polarity inversion support for the pwm-imx driver

[PATCH v3 11/11] pwm: imx: Add polarity inversion support to i.MX's PWMv2

With this patch the polarity settings for i.MX's PWMv2 is now supported on top of atomic PWM setting Signed-off-by: Bhuvanchandra DV Signed-off-by: Lukasz Majewski --- Changes for v3: - None Changes for v2: - New patch ---

Re: [PATCH] rtl8xxxu: Fix for agressive power saving by rtl8723bu wireless IC

I have a prepared another patch that is not USB VID/PID dependent for rtl8723bu devices. It is more elegant. I will send it after this email. If I have more patches is it preferable I just put them on github only and notify a link address until there might be some resolution? What I meant below

Re: [PATCH] x86/cpuid: expose AVX512_4VNNIW and AVX512_4FMAPS features to kvm guest

On Mon, Oct 31, 2016 at 12:41:32PM +0100, Paolo Bonzini wrote: > > > On 31/10/2016 12:05, Borislav Petkov wrote: > > On Mon, Oct 31, 2016 at 11:47:48AM +0100, Paolo Bonzini wrote: > >> The information is all in arch/x86/kernel/cpu/scattered.c's cpuid_bits > >> array. Borislav, would it be okay

Re: [PATCH v2 1/2] backlight: pwm_bl: Move the checks for initial power state to a separate function

On 10/28/2016 04:27 PM, Philipp Zabel wrote: > Hi Peter, > > Am Donnerstag, den 27.10.2016, 13:01 +0300 schrieb Peter Ujfalusi: >> Move the checks to select the initial state for the backlight to a new >> function and document the checks we are doing. >> >> At the same time correct the handling

Re: [PATCH v3 02/11] pwm: imx: remove ipg clock

Am Dienstag, den 01.11.2016, 08:10 +0100 schrieb Lukasz Majewski: > From: Sascha Hauer > > The use of the ipg clock was introduced with commit 7b27c160c681 > ("pwm: i.MX: fix clock lookup"). > In the commit message it was claimed that the ipg clock is enabled for >

Re: [PATCH v2 2/2] PM / sleep: don't suspend parent when async child suspend_{noirq,late} fails

On Mon, Oct 31, 2016 at 10:25 PM, Rafael J. Wysocki wrote: > On Thursday, October 27, 2016 09:05:34 AM Brian Norris wrote: >> Consider two devices, A and B, where B is a child of A, and B utilizes >> asynchronous suspend (it does not matter whether A is sync or async). If >> B

Re: [RFC v2 2/2] i2c: Pass i2c_device_id to probe func when using DT ids through ACPI

>From: Mika Westerberg >Subject: Re: [RFC v2 2/2] i2c: Pass i2c_device_id to probe func when using DT ids through ACPI >Date: Monday 13th June 2016 09:26:55 UTC (5 months ago) > >On Fri, Jun 10, 2016 at 06:57:36PM +0300, Crestez Dan Leonard wrote: >> On 06/10/2016

Re: [kernel-hardening] rowhammer protection [was Re: Getting interrupt every million cache misses]

* Pavel Machek wrote: > I'm not going to buy broken hardware just for a test. Can you suggest a method to find heavily rowhammer affected hardware? Only by testing it, or are there some chipset IDs ranges or dmidecode info that will pinpoint potentially affected machines?

[PATCH] UBIFS: Remove some dead code

'ubifs_fast_find_freeable()' can not return an error pointer, so this test can be removed. Signed-off-by: Christophe JAILLET --- fs/ubifs/gc.c | 4 1 file changed, 4 deletions(-) diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c index e845c64b6ce1..7b35e3d6cde7

[PATCH] net/mlx5: Simplify a test

'create_root_ns()' does not return an error pointer, so the test can be simplified to be more consistent. Signed-off-by: Christophe JAILLET --- drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git

[tip:x86/fpu] x86/fpu: Get rid of two redundant clts() calls

Commit-ID: 36fd4f0249f8cb445835acb7c6937a0ffa2b5f14 Gitweb: http://git.kernel.org/tip/36fd4f0249f8cb445835acb7c6937a0ffa2b5f14 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:42 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[tip:x86/fpu] x86/fpu: Remove irq_ts_save() and irq_ts_restore()

Commit-ID: 5a83d60c074ddf4f6364be25654a643d0e941824 Gitweb: http://git.kernel.org/tip/5a83d60c074ddf4f6364be25654a643d0e941824 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:44 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[tip:x86/fpu] x86/fpu, lguest: Remove CR0.TS support

Commit-ID: cd95ea81f25608c403052d0508ee5c9b32e2bc7d Gitweb: http://git.kernel.org/tip/cd95ea81f25608c403052d0508ee5c9b32e2bc7d Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:46 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[PATCH v3 01/11] pwm: print error messages with pr_err() instead of pr_debug()

From: Lothar Wassmann Make the messages that are printed in case of fatal errors actually visible to the user without having to recompile the driver with debugging enabled. Signed-off-by: Lothar Waßmann Signed-off-by: Bhuvanchandra DV

[tip:x86/fpu] x86/fpu, kvm: Remove host CR0.TS manipulation

Commit-ID: 04ac88abaf758bd76edcc3be5549003a017e7963 Gitweb: http://git.kernel.org/tip/04ac88abaf758bd76edcc3be5549003a017e7963 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:45 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

Re: [PATCH v2 03/10] pwm: imx: Rewrite imx_pwm_*_v1 code to facilitate switch to atomic pwm operation

On Tue, Nov 01, 2016 at 06:57:23AM +0100, Lukasz Majewski wrote: > Hi Sascha, > > > The current assumption as discussed by Philipp and me is that the ipg > > clk is only needed when the pwm output is driven by the ipg clk > > (MX3_PWMCR[16:17] = MX3_PWMCR_CLKSRC_IPG) > > At least on my setup

[tip:x86/asm] x86/copy_user: Unify the code by removing the 64-bit asm _copy_*_user() variants

Commit-ID: adb402cd1461eef6e1a21db4532a3b9e6a6be853 Gitweb: http://git.kernel.org/tip/adb402cd1461eef6e1a21db4532a3b9e6a6be853 Author: Borislav Petkov AuthorDate: Mon, 31 Oct 2016 16:10:15 +0100 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016 07:41:27

[tip:x86/fpu] x86/fpu: Remove stts()

Commit-ID: 0d50612c041f213fb6b98e3ff06e306a859c36f2 Gitweb: http://git.kernel.org/tip/0d50612c041f213fb6b98e3ff06e306a859c36f2 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:48 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[tip:x86/fpu] x86/fpu: Handle #NM without FPU emulation as an error

Commit-ID: bef8b6da95229f780a0a7f63e23124058bfad6d3 Gitweb: http://git.kernel.org/tip/bef8b6da95229f780a0a7f63e23124058bfad6d3 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:47 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[PATCH v3 07/11] pwm: imx: Provide atomic PWM support for i.MX PWMv2

This commit provides apply() callback implementation for i.MX's PWMv2. Suggested-by: Stefan Agner Suggested-by: Boris Brezillon Signed-off-by: Lukasz Majewski Reviewed-by: Boris Brezillon

Re: [PATCH v10 10/19] vfio iommu: Add blocking notifier to notify DMA_UNMAP

On 11/1/2016 9:15 AM, Dong Jia Shi wrote: > * Alex Williamson [2016-10-29 08:03:01 -0600]: > >> On Sat, 29 Oct 2016 16:07:05 +0530 >> Kirti Wankhede wrote: >> >>> On 10/29/2016 2:03 AM, Alex Williamson wrote: On Sat, 29 Oct 2016 01:32:35

Re: [ANNOUNCE] Git v2.11.0-rc0

Hi Junio, On Mon, Oct 31, 2016 at 02:49:42PM -0700, Junio C Hamano wrote: [snip] > * In some projects, it is common to use "[RFC PATCH]" as the subject >prefix for a patch meant for discussion rather than application. A >new option "--rfc" was a short-hand for "--subject-prefix=RFC

Re: [PATCH] drm/imx: Fix error handling

Hi Christophe, Am Montag, den 31.10.2016, 18:59 +0100 schrieb Christophe JAILLET: > 'drm_dev_alloc()' returns an error pointer in case of error, not NULL > So test it with IS_ERR. > > This behavior has been introduced recently in 0f2886057be3. For some > reason, this file has not been updated. >

RE: [PATCH v3 2/3] clocksource: update "fn" at CLOCKSOURCE_OF_DECLARE() of nps400 timer

> From: Thomas Gleixner [mailto:t...@linutronix.de] > Sent: Monday, October 31, 2016 7:40 PM >> >> static unsigned long nps_timer_rate; >> +static int nps_get_timer_clk(struct device_node *node, > >Please don't glue variables and functions together w/o a new line. That's >horrible to read.

Re: [PATCH] clk: fix link error for rcar-gen2

On Mon, Oct 31, 2016 at 11:02:36AM +0100, Geert Uytterhoeven wrote: > On Mon, Oct 31, 2016 at 10:52 AM, Simon Horman wrote: > > From: Simon Horman > > Subject: [PATCH] ARM: shmobile: only call rcar_gen2_clocks_init() if present > > > > The RZ/G1M

Re: [PATCH 1/4] MIPS: Fix ISA I FP sigcontext access violation handling

On Monday, 31 October 2016 16:25:44 GMT Maciej W. Rozycki wrote: > Complement commit 0ae8dceaebe3 ("Merge with 2.3.10.") and use the local > `fault' handler to recover from FP sigcontext access violation faults, > like corresponding code does in r4k_fpu.S. The `bad_stack' handler is > in

Re: [PATCH v2] ARM: davinci: da850: Fix pwm name matching

On Tuesday 01 November 2016 01:34 AM, David Lechner wrote: > This fixes pwm name matching for DA850 familiy devices. When using device > tree, the da850_auxdata_lookup[] table caused pwm devices to have the exact > same name, which caused errors when trying to register the devices. > > We cannot

[tip:core/urgent] fork: Add task stack refcounting sanity check and prevent premature task stack freeing

Commit-ID: 405c0759712f57b680f66aee9c55cd06ad1cbdef Gitweb: http://git.kernel.org/tip/405c0759712f57b680f66aee9c55cd06ad1cbdef Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 08:11:43 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[PATCH v2] rtl8xxxu: Fix for agressive power saving by rtl8723bu wireless IC

The rtl8723bu wireless IC shows evidence of a more agressive approach to power saving, powering down its RF side when there is no wireless interfacing but leaving USB interfacing intact. This makes the wireless IC more suitable for use in devices which need to keep their power use as low as

Re: [kernel-hardening] rowhammer protection [was Re: Getting interrupt every million cache misses]

On 01.11.2016 07:33, Ingo Molnar wrote: Can you suggest a method to find heavily rowhammer affected hardware? Only by testing it, or are there some chipset IDs ranges or dmidecode info that will pinpoint potentially affected machines? I have worked with many different systems both on running

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

Hello, I hava a question on cma zone. When we have cma zone, cma zone will be the highest zone of system. In android system, the most memory allocator is ION. Media system will alloc unmovable memory from it. On low memory scene, will the CMA zone always do balance? Should we transmit the

Re: [PATCH v2 2/3] cpuidle:powernv: Add helper function to populate powernv idle states.

On Thu, Oct 27, 2016 at 7:35 PM, Gautham R. Shenoy wrote: > From: "Gautham R. Shenoy" > > In the current code for powernv_add_idle_states, there is a lot of code > duplication while initializing an idle state in powernv_states table. > > Add an

Re: [PATCH] [media] atmel-isc: release the filehandle if it's not the only one.

On 01/11/16 09:08, Songjun Wu wrote: Release the filehandle in 'isc_open' if it's not the only filehandle opened for the associated video_device. What's wrong with that? You should always be able to open the device multiple times. v4l2-compliance will fail after this patch. I'm not sure what

Re: [PATCH 0/8] x86/fpu: Remove CR0.TS support

On Tue, Nov 01, 2016 at 08:51:57AM +0100, Paul Bolle wrote: > And as probably everybody capable of hacking on lguest (ie, other > people than me) came up with doubts similar to yours, these two issues > never got fixed. You can always try to fix them and see where it gets ya. I think that's the

Re: [PATCH] [media] atmel-isc: release the filehandle if it's not the only one.

Sorry, my mistake, the device should be able to opened multiple times. It's a wrong patch. On 11/1/2016 16:52, Hans Verkuil wrote: On 01/11/16 09:08, Songjun Wu wrote: Release the filehandle in 'isc_open' if it's not the only filehandle opened for the associated video_device. What's wrong

Re: [x86/acpi] 04c197c080: BUG: unable to handle kernel paging request at 0000003000000010

Hi xiaolong, Sorry for the late reply. I think I should need to explain for this. Firstly, please ignore this bug. Because, this patch has be discarded. The work of this patch has already in the upstream(f3bf1dbe64). Secondly, I think the cause of the bug is: I use the "-EINVAL" incorrectly.

Re: [PATCH v3 0/2] remoteproc: Add sysfs interface

On 01/11/16 00:31, Bjorn Andersson wrote: On Thu 27 Oct 07:10 PDT 2016, Matt Redfearn wrote: On 19/10/16 13:05, Matt Redfearn wrote: It is often desireable to boot a remote processor with different firmware files, depending on the needs of the system at a particular time. This series adds a

Re: [PATCH v14 1/4] clk: mediatek: Add MT2701 clock support

Hi Stephen, On Mon, 2016-10-31 at 11:06 -0700, Stephen Boyd wrote: > On 10/31, James Liao wrote: > > On Thu, 2016-10-27 at 18:17 -0700, Stephen Boyd wrote: > > > On 10/21, Erin Lo wrote: > > > > @@ -244,3 +256,31 @@ void mtk_clk_register_composites(const struct > > > > mtk_composite *mcs, > > >

RE: [PATCH 5/9] ARC: breakout aux handling into a seperate header

>From: Vineet Gupta [mailto:vineet.gup...@synopsys.com] >Sent: Tuesday, November 1, 2016 12:48 AM >ARC timers use aux registers for programming and this paves way for moving ARC >timer drivers into drivers/clocksource Maybe in this patch or just another one could you move from timer.c to the

Re: [PATCH v4] media: Driver for Toshiba et8ek8 5MP sensor

Hi, On 1.11.2016 00:54, Sakari Ailus wrote: Hi Pavel, On Sun, Oct 23, 2016 at 10:33:15PM +0200, Pavel Machek wrote: Hi! Thanks, this answered half of my questions already. ;-) :-). I'll have to go through the patches, et8ek8 driver is probably not enough to get useful video.

[PATCH] mfd: bcm590xx: Simplify a test

'i2c_new_dummy()' does not return an error pointer, so the test can be simplified to be more consistent. Signed-off-by: Christophe JAILLET --- drivers/mfd/bcm590xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/bcm590xx.c

[PATCH v2] video: backlight: pwm_bl: Initialize fb_bl_on[x] and use_count during pwm_backlight_probe()

The commit a55944ca82d2 ("backlight: update bd state & fb_blank properties when necessary") has posed some extra restrictions on blanking and unblanking frame buffer device. Unfortunately, pwm_bl driver's probe did not initialize members of struct backlight_device necessary for further

[PATCH v2] mm/filemap: don't allow partially uptodate page for pipes

Starting from 4.9-rc1 kernel, I started noticing some test failures of sendfile(2) and splice(2) (sendfile0N and splice01 from LTP) when testing on sub-page block size filesystems (tested both XFS and ext4), these syscalls start to return EIO in the tests. e.g. sendfile021 TFAIL :

Re: [kernel-hardening] rowhammer protection [was Re: Getting interrupt every million cache misses]

On 01.11.2016 09:10, Pavel Machek wrote: cpu family : 6 model: 23 model name : Intel(R) Core(TM)2 Duo CPU E7400 @ 2.80GHz stepping : 10 microcode: 0xa07 so rowhammerjs/native is not available for this system. Bit mapping for memory hash functions would

[PATCH] [media] atmel-isc: release the filehandle if it's not the only one.

Release the filehandle in 'isc_open' if it's not the only filehandle opened for the associated video_device. Signed-off-by: Songjun Wu --- drivers/media/platform/atmel/atmel-isc.c | 18 +- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git

Re: [PATCH] swapfile: fix memory corruption via malformed swapfile

On 10/31/2016 10:32 PM, Jann Horn wrote: > When root activates a swap partition whose header has the wrong endianness, > nr_badpages elements of badpages are swabbed before nr_badpages has been > checked, leading to a buffer overrun of up to 8GB. > > This normally is not a security issue because

[tip:x86/fpu] x86/fpu: Remove clts()

Commit-ID: af25ed59b5616b389d90877f7085dc5d457a3d49 Gitweb: http://git.kernel.org/tip/af25ed59b5616b389d90877f7085dc5d457a3d49 Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:49 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

[tip:x86/fpu] x86/fpu: Stop saving and restoring CR0.TS in fpu__init_check_bugs()

Commit-ID: fc560a80bac91e512fc37cdfe03a982ef4543c6b Gitweb: http://git.kernel.org/tip/fc560a80bac91e512fc37cdfe03a982ef4543c6b Author: Andy Lutomirski AuthorDate: Mon, 31 Oct 2016 15:18:43 -0700 Committer: Ingo Molnar CommitDate: Tue, 1 Nov 2016

Re: [PATCHv6 08/11] i2c: match vendorless strings on the internal string length

On Mon, 31 Oct 2016, Kieran Bingham wrote: > On 31/10/16 13:55, Peter Rosin wrote: > > On 2016-10-26 10:53, Lee Jones wrote: > >> On Tue, 25 Oct 2016, Kieran Bingham wrote: > >> > >>> If a user provides a shortened string to match a device to the sysfs i2c > >>> interface it will match on the

[PATCH v3 00/11] pwm: imx: Provide atomic operation for IMX PWM driver

This patch set brings atomic operation to i.MX's PWMv2 driver. This work has been supported and suggested by Boris Brezillon [1] and Stefan Agner, by showing how simple the transition could be :-). It has been divided into several steps: - Remove ipg clock enable/disable code (as proposed by

[PATCH v3 04/11] pwm: imx: Rewrite imx_pwm_*_v1 code to facilitate switch to atomic pwm operation

The code has been rewritten to remove "generic" calls to imx_pwm_{enable|disable|config}. Such approach would facilitate switch to atomic PWM (a.k.a ->apply()) implementation. Suggested-by: Stefan Agner Suggested-by: Boris Brezillon

[PATCH v3 03/11] pwm: imx: Add separate set of pwm ops for PWMv1 and PWMv2

This patch provides separate set of pwm ops utilized by i.MX's PWMv1 and PWMv2. Signed-off-by: Lothar Waßmann Signed-off-by: Bhuvanchandra DV Signed-off-by: Lukasz Majewski Acked-by: Shawn Guo

[PATCH v3 02/11] pwm: imx: remove ipg clock

From: Sascha Hauer The use of the ipg clock was introduced with commit 7b27c160c681 ("pwm: i.MX: fix clock lookup"). In the commit message it was claimed that the ipg clock is enabled for register accesses. This is true for the ->config() callback, but not for the

Re: [PATCH v2] rtl8xxxu: Fix for agressive power saving by rtl8723bu wireless IC

On 1 November 2016 at 08:24, John Heenan wrote: > @@ -5779,6 +5779,12 @@ static int rtl8xxxu_start(struct ieee80211_hw *hw) > > ret = 0; > > + if(priv->fops == _fops) { OK, let me be the first. Documentation/CodingStyle also says to use space between "if" and "(" ;)

Re: [PATCH 0/8] x86/fpu: Remove CR0.TS support

On Tue, 2016-11-01 at 00:48 +0100, Borislav Petkov wrote: > --- a/drivers/lguest/Kconfig > +++ b/drivers/lguest/Kconfig >  config LGUEST >   tristate "Linux hypervisor example code" > - depends on X86_32 && EVENTFD && TTY && PCI_DIRECT > > + depends on X86_32 && EVENTFD && TTY &&

Re: [PATCH v10 05/19] vfio iommu: Added pin and unpin callback functions to vfio_iommu_driver_ops

On 10/27/2016 05:29 AM, Kirti Wankhede wrote: > Added two new callback functions to struct vfio_iommu_driver_ops. Backend > IOMMU module that supports pining and unpinning pages for mdev devices > should provide these functions. > Added APIs for pining and unpining pages to VFIO module. These

Re: [PATCH v2 03/10] pwm: imx: Rewrite imx_pwm_*_v1 code to facilitate switch to atomic pwm operation

Hi Sascha > On Tue, Nov 01, 2016 at 06:57:23AM +0100, Lukasz Majewski wrote: > > Hi Sascha, > > > > > The current assumption as discussed by Philipp and me is that the > > > ipg clk is only needed when the pwm output is driven by the ipg > > > clk (MX3_PWMCR[16:17] = MX3_PWMCR_CLKSRC_IPG) > > >

Re: [PATCH v10 00/19] Add Mediated device support

On 10/27/2016 05:29 AM, Kirti Wankhede wrote: > This series adds Mediated device support to Linux host kernel. Purpose > of this series is to provide a common interface for mediated device > management that can be used by different devices. This series introduces > Mdev core module that creates

Re: [PATCH] x86/cpuid: expose AVX512_4VNNIW and AVX512_4FMAPS features to kvm guest

On Tue, Nov 01, 2016 at 03:48:50PM +0800, He Chen wrote: > Before sending a patch, let me check if my understanding is right... > I will add a helper in scattered.c like: > > unsigned int get_scattered_cpuid_features(unsigned int level, > unsigned int

Re: [RFC][PATCH v2] mount: In propagate_umount handle overlapping mount propagation trees

On Tue, Oct 25, 2016 at 04:45:44PM -0500, Eric W. Biederman wrote: > Andrei Vagin writes: > > > > From 8e0f45c0272aa1f789d1657a0acc98c58919dcc3 Mon Sep 17 00:00:00 2001 > > From: Andrei Vagin > > Date: Tue, 25 Oct 2016 13:57:31 -0700 > > Subject: [PATCH]

Re: [PATCH v2 03/10] pwm: imx: Rewrite imx_pwm_*_v1 code to facilitate switch to atomic pwm operation

On Mon, Oct 31, 2016 at 10:29:37AM +0100, Sascha Hauer wrote: > > accesses. This is true for the ->config() callback, but not for the > > ->set_enable() callback. Given that the ipg clock is not consistently > > enabled for all register accesses we can assume that either it is not > > required at

[PATCH] mfd: stmpe: Fix RESET regression on STMPE2401

Since commit c4dd1ba355aae2bc3d1213da6c66c53e3c31e028 ("mfd: stmpe: Add reset support for all STMPE variant") we're resetting the STMPE expanders before use. This caused a regression on the STMP2401 on the Nomadik NHK8815: stmpe-i2c 0-0043: stmpe2401 detected, chip id: 0x101 nmk-i2c

Re: [PATCH 3/4] MIPS: Fix ISA I/II FP signal context offsets

On Monday, 31 October 2016 16:27:01 GMT Maciej W. Rozycki wrote: > Fix a regression introduced with commit 2db9ca0a3551 ("MIPS: Use struct > mips_abi offsets to save FP context") for MIPS I/I FP signal contexts, > by converting save/restore code to the updated internal API. Start FGR > offsets

Re: [PATCH] staging: vc04_services: setup DMA and coherent mask

On Mon, Oct 31, 2016 at 12:53:13PM -0700, Michael Zoran wrote: > On Mon, 2016-10-31 at 11:40 -0700, Michael Zoran wrote: > > The comment is easy to change. > > > > I don't have the log available ATM, but if I remember the DMA API's > > bugcheck the first time that are used.   > > > > I think

[PATCH v8: 2/4] x86/elf: Use HWCAP2 to expose ring 3 MWAIT

Add HWCAP2 for x86 and reserve its bit 0 to expose ring 3 mwait. Signed-off-by: Grzegorz Andrejczuk --- arch/x86/include/asm/elf.h | 9 + arch/x86/include/uapi/asm/hwcap2.h | 7 +++ arch/x86/kernel/cpu/common.c | 3 +++ 3 files changed,

[PATCH v8: 4/4] x86/cpufeatures: Handle RING3MWAIT on Xeon Phi models

Unfortunately presence of this feature cannot be detected automatically (by reading some other MSR) therefore it is required to do explicit check for the family and model of the cpu. If processor is Intel Xeon Phi x200 RING3MWAIT feature is enabled by setting cpu cap X86_FEATURE_PHIR3MWAIT and

Re: [PATCH v2 2/5] ARM: bus: da8xx-mstpri: new driver

On Monday 31 October 2016 08:15 PM, Bartosz Golaszewski wrote: > Create the driver for the da8xx master peripheral priority > configuration and implement support for writing to the three > Master Priority registers on da850 SoCs. > > Signed-off-by: Bartosz Golaszewski

Re: [PREEMPT-RT] Oops in rapl_cpu_prepare()

> On 2016-10-27 15:00:32 [-0400], Charles (Chas) Williams wrote: >> >> [snip] >> >> But sometimes the topology info is correct and if I get lucky, the >> package id could be valid for all the CPU's. Given the behavior, >> I have seen so far it makes me thing the RAPL isn't being emulated. >> So

[PATCH] mfd: core: fix device reference leak in mfd_clone_cell

Make sure to drop the reference taken by bus_find_device_by_name() before returning from mfd_clone_cell(). Fixes: a9bbba996302 ("mfd: add platform_device sharing support for mfd") Signed-off-by: Johan Hovold --- drivers/mfd/mfd-core.c | 2 ++ 1 file changed, 2 insertions(+)

[PATCH] stm class: fix device leak in open error path

Make sure to drop the reference taken by class_find_device() also on allocation errors in open(). Fixes: 7bd1d4093c2f ("stm class: Introduce an abstraction for...") Signed-off-by: Johan Hovold --- drivers/hwtracing/stm/core.c | 9 ++--- 1 file changed, 6 insertions(+), 3

[PATCH 2/2] of/platform: clarify of_find_device_by_node refcounting

Add comment clarifying that of_find_device_by_node() takes a reference to the embedded struct device which needs to be dropped after use. Note that most current users fail to do so. Signed-off-by: Johan Hovold --- drivers/of/platform.c | 3 +++ 1 file changed, 3 insertions(+)

RE: [PATCH v3 3/3] clocksource: Add clockevent support to NPS400 driver

> From: Thomas Gleixner [mailto:t...@linutronix.de] > Sent: Monday, October 31, 2016 8:13 PM >> >> -static unsigned long nps_timer_rate; >> +static unsigned long nps_timer1_freq; >This should be either in the previous patch or seperate. Will fix in V4 >> @@ -101,3 +101,215 @@ static

Re: [PATCH][resend] drm: bridge: add DesignWare HDMI I2S audio support

On Tue, Nov 01, 2016 at 12:36:29AM +, Kuninori Morimoto wrote: > > Hi Russell again > > > > > +static struct platform_driver snd_dw_hdmi_driver = { > > > > + .probe = snd_dw_hdmi_probe, > > > > > > The driver must have a .remove function, because the platform device it > > > is

[PATCH 2/2] Input: gpio_keys - Set ABS params when using axes

The gpio-keys supports the EV_ABS event type, but does not actually configure the input device to work with that mode. This patch configures the axis corresponding to button->code as being in the range [-1,+1]. This makes it possible to use gpio-keys to implement a hat (using the ABS_HAT0X

Re: [PATCH] ARM: davinci: da850: Fix pwm name matching

On Monday 31 October 2016 08:18 PM, David Lechner wrote: > On 10/31/2016 05:18 AM, Sekhar Nori wrote: >> On Tuesday 25 October 2016 11:24 PM, David Lechner wrote: >>> This fixes pwm name matching for DA850 familiy devices. When using >>> device >>> tree, the da850_auxdata_lookup[] table caused pwm

[PATCH] PM / sleep: fix device reference leak in test_suspend

Make sure to drop the reference taken by class_find_device() after opening the rtc device. Fixes: 77437fd4e61f ("pm: boot time suspend selftest") Signed-off-by: Johan Hovold --- kernel/power/suspend_test.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git

[PATCH 1/2] of/platform: fix of_platform_device_destroy comment

Update the comment to of_platform_device_destroy() to reflect that it no longer returns a status value. Fixes: 75f353b61342 ("of/platform: Fix of_platform_device_destroy...") Signed-off-by: Johan Hovold --- drivers/of/platform.c | 3 --- 1 file changed, 3 deletions(-) diff

[PATCH net 2/4] net: ethernet: ti: cpsw: fix device and of_node leaks

Make sure to drop the references taken by of_get_child_by_name() and bus_find_device() before returning from cpsw_phy_sel(). Note that there is no guarantee that the devres-managed struct cpsw_phy_sel_priv will continue to be valid until this function returns regardless of this change. Fixes:

[PATCH net 1/4] phy: fix device reference leaks

Make sure to drop the reference taken by bus_find_device_by_name() before returning from phy_connect() and phy_attach(). Note that both function still take a reference to the phy device through phy_attach_direct(). Fixes: e13934563db0 ("[PATCH] PHY Layer fixup") Signed-off-by: Johan Hovold

Re: [BUG][REGRESSION] mangled display since -rc1

Am 31. Oktober 2016 22:54:54 MEZ, schrieb Joerg Roedel : >On Mon, Oct 31, 2016 at 09:44:51PM +0100, Martin Kepplinger wrote: >> This is one machine booting a bad kernel. I could provide another >> example later this week. > >You have an Intel system without any IOMMU (enabled),

Re: [PATCH] UBIFS: Remove some dead code

On 01.11.2016 07:45, Christophe JAILLET wrote: > 'ubifs_fast_find_freeable()' can not return an error pointer, so this test > can be removed. > > Signed-off-by: Christophe JAILLET > --- > fs/ubifs/gc.c | 4 > 1 file changed, 4 deletions(-) > > diff --git

Re: [BUG][REGRESSION] mangled display since -rc1

On Tue, 01 Nov 2016, Martin Kepplinger wrote: > Am 31. Oktober 2016 22:54:54 MEZ, schrieb Joerg Roedel : >>On Mon, Oct 31, 2016 at 09:44:51PM +0100, Martin Kepplinger wrote: >>> This is one machine booting a bad kernel. I could provide another >>> example later

Re: [PATCH V4 10/10] arm64: KVM: add guest SEA support

On Mon, Oct 31, 2016 at 04:36:33PM -0600, Baicar, Tyler wrote: > Hello Russell, > > On 10/31/2016 4:02 AM, Russell King - ARM Linux wrote: > >The subject line on this patch is misleading - it's not only ARM64 > >specific... > Thank you for the feedback! > > I only put ARM64 in the subject line

Re: [PATCH net-next 04/11] net: dsa: mv88e6xxx: add port FID accessors

> --- a/drivers/net/dsa/mv88e6xxx/port.c > +++ b/drivers/net/dsa/mv88e6xxx/port.c > @@ -61,6 +61,8 @@ int mv88e6xxx_port_set_state(struct mv88e6xxx_chip *chip, > int port, u8 state) > return 0; > } > > +/* Offset 0x05: Port Control 1 */ > + > /* Offset 0x06: Port Based VLAN Map */ > >

Re: [RFC PATCH v2 3/5] ARM64: dts: meson-gxl: Add ethernet nodes with internal PHY

Hello. On 10/31/2016 7:56 PM, Neil Armstrong wrote: Add Ethernet node with Internal PHY selection for the Amlogic GXL SoCs Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/amlogic/meson-gxl.dtsi | 45 ++ 1 file changed, 45

Re: [PATCH v8 2/3] ARM: davinci: da8xx: add usb phy clocks

On Tuesday 01 November 2016 02:17 AM, David Lechner wrote: > Up to this point, the USB phy clock configuration was handled manually in > the board files and in the usb drivers. This adds proper clocks so that > the usb drivers can use clk_get and clk_enable and not have to worry about > the

[PATCH] clk: ingenic: Fix recalc_rate for clocks with fixed divider

Previously, the clocks with a fixed divider would report their rate as being the same as the one of their parent, independently of the divider in use. This commit fixes this behaviour. This went unnoticed as neither the jz4740 nor the jz4780 CGU code have clocks with fixed dividers yet.

[PATCH v8: 0/4] Enabling Ring 3 MONITOR/MWAIT feature for Knights Landing

These patches enable Intel Xeon Phi x200 feature to use MONITOR/MWAIT instruction in ring 3 (userspace) Patches set MSR 0x140 for all logical CPUs. Then expose it as CPU feature and introduces elf HWCAP capability for x86. Reference:

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