Re: [PATCH -next] x86_64: tidy up KASAN_EXTRA

2019-02-11 Thread Ingo Molnar
* Qian Cai wrote: > The commit 585a4c1f9978 ("kasan: remove use after scope bugs > detection.") removed KASAN_EXTRA, so tidy up leftovers. > > Signed-off-by: Qian Cai > --- > arch/x86/include/asm/page_64_types.h | 4 > 1 file changed, 4 deletions(-) > > diff --git

Re: [PATCH V3 1/3] x86/Hyper-V: Set x2apic destination mode to physical when x2apic is available

2019-02-11 Thread Tianyu Lan
Hi Thomas: Thanks for your review. On Mon, Feb 11, 2019 at 5:48 AM Thomas Gleixner wrote: > > On Thu, 7 Feb 2019, lantianyu1...@gmail.com wrote: > > > From: Lan Tianyu > > > > Hyper-V doesn't provide irq remapping for IO-APIC. To enable x2apic, > > set x2apic destination mode to

Re: [PATCH v1 03/16] powerpc/32: move LOAD_MSR_KERNEL() into head_32.h and use it

2019-02-11 Thread Benjamin Herrenschmidt
On Mon, 2019-02-11 at 07:26 +0100, Christophe Leroy wrote: > > Le 11/02/2019 à 01:21, Benjamin Herrenschmidt a écrit : > > On Fri, 2019-02-08 at 12:52 +, Christophe Leroy wrote: > > > /* > > > + * MSR_KERNEL is > 0x8000 on 4xx/Book-E since it include MSR_CE. > > > + */ > > > +.macro

Re: [PATCH] Documenation: driver-api: fix gpio/board.rst warning

2019-02-11 Thread Linus Walleij
On Mon, Feb 11, 2019 at 7:28 AM Randy Dunlap wrote: > From: Randy Dunlap > > Fix markup warning: insert a blank line before the list. > > Documentation/driver-api/gpio/board.rst:209: WARNING: Unexpected indentation. > > Signed-off-by: Randy Dunlap > Cc: Linus Walleij > Cc: Bartosz Golaszewski

Re: [PATCH V3 2/3] HYPERV/IOMMU: Add Hyper-V stub IOMMU driver

2019-02-11 Thread Tianyu Lan
Hi Alex: Thanks for your review. On Fri, Feb 8, 2019 at 2:15 AM Alex Williamson wrote: > > On Thu, 7 Feb 2019 23:33:48 +0800 > lantianyu1...@gmail.com wrote: > > > From: Lan Tianyu > > > > On the bare metal, enabling X2APIC mode requires interrupt remapping > > function which helps

Re: [RFC PATCH] perf, bpf: Retain kernel executable code in memory to aid Intel PT tracing

2019-02-11 Thread Alexei Starovoitov
On Mon, Feb 11, 2019 at 09:54:01AM +0200, Adrian Hunter wrote: > > Which is not really a real use-case. .. > > perf analysis with PT becomes inaccurate and main goal > > of retaining accurate instruction info is not achieved. > > For the majority of real use-cases, yes it is. In our fleet not a

Re: [PATCH V3 2/3] HYPERV/IOMMU: Add Hyper-V stub IOMMU driver

2019-02-11 Thread Tianyu Lan
On Fri, Feb 8, 2019 at 1:15 AM Vitaly Kuznetsov wrote: > > lantianyu1...@gmail.com writes: > > > From: Lan Tianyu > > > > On the bare metal, enabling X2APIC mode requires interrupt remapping > > function which helps to deliver irq to cpu with 32-bit APIC ID. > > Hyper-V doesn't provide interrupt

Re: [PATCH 1/9] pinctrl: sunxi: Support I/O bias voltage setting on A80

2019-02-11 Thread Linus Walleij
On Wed, Feb 6, 2019 at 4:32 AM Chen-Yu Tsai wrote: > The A80 SoC has configuration registers for I/O bias voltage. Incorrect > settings would make the affected peripherals inoperable in some cases, > such as Ethernet RGMII signals biased at 2.5V with the settings still > at 3.3V. However low

Re: [PATCH v3 3/5] i2c:ocores: add polling interface

2019-02-11 Thread Federico Vaga
On Saturday, February 9, 2019 10:33:53 PM CET Andrew Lunn wrote: > > +static int ocores_poll_wait(struct ocores_i2c *i2c) > > +{ > > + u8 mask; > > + int err; > > + > > + if (i2c->state == STATE_DONE || i2c->state == STATE_ERROR) { > > + /* transfer is over */ > > + mask

Re: [PATCH V3 2/3] HYPERV/IOMMU: Add Hyper-V stub IOMMU driver

2019-02-11 Thread Tianyu Lan
Hi Olaf: Thanks for your review. On Fri, Feb 8, 2019 at 10:52 PM Olaf Hering wrote: > > On Thu, Feb 07, lantianyu1...@gmail.com wrote: > > > +++ b/drivers/iommu/Kconfig > > +config HYPERV_IOMMU > > + bool "Hyper-V x2APIC IRQ Handling" > > + depends on HYPERV > > + select

Re: [PATCH v8 0/5] media/sun6i: Allwinner A64 CSI support

2019-02-11 Thread Jagan Teki
Mauro and Maxime, On Mon, Jan 28, 2019 at 2:29 PM Jagan Teki wrote: > > Add CSI support for Allwinner A64. Here is previous series[1] > > Changes for v8: > - update proper enable and disable sequnce for clk_mod > - fix warning for patch "media: sun6i: Add A64 CSI block support" > - collect

Re: [RFC PATCH] perf, bpf: Retain kernel executable code in memory to aid Intel PT tracing

2019-02-11 Thread Adrian Hunter
On 11/02/19 10:18 AM, Alexei Starovoitov wrote: > On Mon, Feb 11, 2019 at 09:54:01AM +0200, Adrian Hunter wrote: >> >> Which is not really a real use-case. > .. >>> perf analysis with PT becomes inaccurate and main goal >>> of retaining accurate instruction info is not achieved. >> >> For the

[GIT PULL] extcon next for v5.1

2019-02-11 Thread Chanwoo Choi
Dear Greg, This is extcon-next pull request for v5.1. I add detailed description of this pull request on below. Please pull extcon with following updates. Best Regards, Chanwoo Choi The following changes since commit d13937116f1e82bf508a6325111b322c30c85eb9: Linux 5.0-rc6 (2019-02-10

Re: [PATCH] mmc: spi: Fix card detection during probe

2019-02-11 Thread Linus Walleij
On Sun, Feb 10, 2019 at 6:31 PM Jonathan Neuschäfer wrote: > When using the mmc_spi driver with a card-detect pin, I noticed that the > card was not detected immediately after probe, but only after it was > unplugged and plugged back in (and the CD IRQ fired). > > The call tree looks something

Re: [PATCH] Input: matrix_keypad - use flush_delayed_work()

2019-02-11 Thread Dmitry Torokhov
Hi Sven, On Sun, Feb 10, 2019 at 12:43:21PM -0500, Sven Van Asbroeck wrote: > Hi Dmitry, > > On Thu, Feb 7, 2019 at 5:46 PM Dmitry Torokhov > wrote: > > > > We should be using flush_delayed_work() instead of flush_work() in > > matrix_keypad_stop() to ensure that we are not missing work that is

Re: [PATCH] drm/doc: Remove solved KMS cleanup task

2019-02-11 Thread Daniel Vetter
On Fri, Feb 08, 2019 at 05:53:12PM -0200, Shayenne Moura wrote: > Remove KMS cleanup task from documentation solved by patchset > https://patchwork.freedesktop.org/series/54310/ > > Signed-off-by: Shayenne Moura Thanks for your patch, applied to drm-misc-next. -Daniel > --- >

Re: [PATCH v2 12/28] thunderbolt: Add functions for allocating and releasing hop IDs

2019-02-11 Thread Mika Westerberg
On Sun, Feb 10, 2019 at 01:13:53PM +0100, Lukas Wunner wrote: > On Wed, Feb 06, 2019 at 04:17:22PM +0300, Mika Westerberg wrote: > > Each port has a separate path configuration space that is used for > > finding the next hop (switch) in the path. Hop ID is an index to this > > configuration space

[PATCH v4 2/5] i2c:ocores: do not handle IRQ if IF is not set

2019-02-11 Thread Federico Vaga
If the Interrupt Flag (IF) is not set, we should not handle the IRQ: - the line can be shared with other devices - it can be a spurious interrupt To avoid reading twice the status register, the ocores_process() function expects it to be read by the caller. Signed-off-by: Federico Vaga Acked-by:

[PATCH v4 4/5] i2c:ocores: add SPDX tag

2019-02-11 Thread Federico Vaga
It adds the SPDX tag and it removes the old text about the GPLv2. Signed-off-by: Federico Vaga Reviewed-by: Andrew Lunn --- drivers/i2c/busses/i2c-ocores.c | 5 + 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c

[PATCH v4 3/5] i2c:ocores: add polling interface

2019-02-11 Thread Federico Vaga
This driver assumes that an interrupt line is always available for the I2C master. This is not always the case and this patch adds support for a polling version. Report from Andrew Lunn: I did some timing tests for this. On my box, we request a udelay of 80uS. The kernel actually delays for

[PATCH v4 1/5] i2c:ocores: stop transfer on timeout

2019-02-11 Thread Federico Vaga
Detecting a timeout is ok, but we also need to assert a STOP command on the bus in order to prevent it from generating interrupts when there are no on going transfers. Example: very long transmission. 1. ocores_xfer: START a transfer 2. ocores_isr : handle byte by byte the transfer 3.

[PATCH v4 0/5] i2c:ocores: improvements

2019-02-11 Thread Federico Vaga
This patch set provides improvements to the i2c-ocore driver. [V3 -> V4] - add reviews-by/tested-by - add comment to justify the formula in udelay((8 * 1000) / i2c->bus_clock_khz); [V2 -> V3] - fix particular error condition on platform_get_irq(). Copied from

[PATCH v4 5/5] i2c:ocores: checkpatch fixes

2019-02-11 Thread Federico Vaga
Miscellaneous style fixes from checkpatch Signed-off-by: Federico Vaga Reviewed-by: Andrew Lunn --- drivers/i2c/busses/i2c-ocores.c | 19 --- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c index

Re: [PATCH v2 2/4] dt-bindings: gnss: add mediatek binding

2019-02-11 Thread Johan Hovold
On Mon, Jan 28, 2019 at 04:46:53PM +0100, Loys Ollivier wrote: > > On Fri 25 Jan 2019 at 09:07, Johan Hovold wrote: > > > On Thu, Jan 17, 2019 at 05:54:32PM +0100, Loys Ollivier wrote: > >> Add binding for Mediatek-based GNSS receivers. > >> > >> Signed-off-by: Loys Ollivier > >> --- > >> >

Re: [PATCH] iio: adc: ti-ads7950: add GPIO support

2019-02-11 Thread Linus Walleij
Hi Justin, thanks for your patch! On Fri, Feb 8, 2019 at 8:25 PM wrote: > From: Justin Chen > > The ADS79XX has GPIO pins that can be used. Add support for the GPIO > pins using the GPIO chip framework. > > Signed-off-by: Justin Chen (...) > @@ -56,11 +61,17 @@ struct ti_ads7950_state { >

Re: [GIT PULL] extcon next for v5.1

2019-02-11 Thread Greg KH
On Mon, Feb 11, 2019 at 05:26:52PM +0900, Chanwoo Choi wrote: > Dear Greg, > > This is extcon-next pull request for v5.1. I add detailed description of > this pull request on below. Please pull extcon with following updates. > > Best Regards, > Chanwoo Choi > > The following changes since

Re: [PATCH 1/2] parport: daisy: use new parport device model

2019-02-11 Thread Greg Kroah-Hartman
On Sat, Feb 09, 2019 at 08:59:06PM +, Sudip Mukherjee wrote: > - return bus_register(_bus_type); > + int retval; > + > + retval = bus_register(_bus_type); > + if (retval) > + return retval; > +#ifdef CONFIG_PARPORT_1284 > + daisy_drv_init(); > +#endif Shouldn't

[PATCH -mm -V7] mm, swap: fix race between swapoff and some swap operations

2019-02-11 Thread Huang, Ying
From: Huang Ying When swapin is performed, after getting the swap entry information from the page table, system will swap in the swap entry, without any lock held to prevent the swap device from being swapoff. This may cause the race like below, CPU 1 CPU 2 -

Re: [PATCH] mt76: change the retun type of mt76_dma_attach()

2019-02-11 Thread Sergei Shtylyov
Hello! On 11.02.2019 5:13, Ryder Lee wrote: There is no need to retun 0 in mt76_dma_attach(), so switch it to void. ^ r missing :-) Signed-off-by: Ryder Lee [...] MBR, Sergei

Re: [PATCH v2 7/9] usb: typec: Find the ports by also matching against the device node

2019-02-11 Thread Heikki Krogerus
Hi Andy, On Thu, Jan 31, 2019 at 03:35:37PM +0200, Heikki Krogerus wrote: > On Wed, Jan 30, 2019 at 06:51:56PM +0200, Andy Shevchenko wrote: > > On Wed, Jan 30, 2019 at 6:03 PM Heikki Krogerus > > wrote: > > > > > > When the connections are defined in firmware, struct > > > device_connection

[PATCH 0/2] cpufreq: Allow light-weight tear down on CPU offline

2019-02-11 Thread Viresh Kumar
The cpufreq core doesn't remove the cpufreq policy anymore on CPU offline operation, rather that happens when the CPU device gets unregistered from the kernel. This allows faster recovery when the CPU comes back online. This is also very useful during system wide suspend/resume where we offline

[PATCH 2/2] cpufreq: dt: Implement light_weight_exit() callback

2019-02-11 Thread Viresh Kumar
Implement the light-weight tear down helper to reduce the amount of work to do on CPU offline/online operation. Signed-off-by: Viresh Kumar --- drivers/cpufreq/cpufreq-dt.c | 19 +++ 1 file changed, 19 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt.c

[PATCH 1/2] cpufreq: Allow light-weight tear down on CPU offline operation

2019-02-11 Thread Viresh Kumar
The cpufreq core doesn't remove the cpufreq policy anymore on CPU offline operation, rather that happens when the CPU device gets unregistered from the kernel. This allows faster recovery when the CPU comes back online. This is also very useful during system wide suspend/resume where we offline

Re: [PATCH 0/2] udf: Fix corrupt on-disk integrity descriptor following sync()

2019-02-11 Thread Jan Kara
On Fri 08-02-19 22:06:59, Steve Magnani wrote: > On 2/8/19 11:34 AM, Steve Magnani wrote: > > In cases where the next unique ID or file/directory count of the > > in-core Logical Volume Integrity Descriptor have been updated, > > a sync() causes a (corrupt) LVID with a stale CRC to be written to

Re: [PATCH 0/2] cpufreq/opp: rework regulator initialization

2019-02-11 Thread Viresh Kumar
On 07-02-19, 13:22, Marek Szyprowski wrote: > Dear All, > > Recent commit 9ac6cb5fbb17 ("i2c: add suspended flag and accessors for > i2c adapters") added a visible warning for an attempt to do i2c transfer > over a suspended i2c bus. This revealed a long standing issue in the > cpufreq-dt driver,

Re: [PATCH v2] module: Cure the MODULE_LICENSE "GPL" vs. "GPL v2" bogosity

2019-02-11 Thread Jessica Yu
+++ Thomas Gleixner [08/02/19 17:02 +0100]: The original MODULE_LICENSE string for kernel modules licensed under the GPL v2 (only / or later) was simply "GPL", which was - and still is - completely sufficient for the purpose of module loading and checking whether the module is free software or

Re: [PATCH 1/2] selftests/x86/fsgsbase: Indirect output through a wrapper function

2019-02-11 Thread Ingo Molnar
* Mark Brown wrote: > In preparation for a change to make this test run repeatedly which > would generate huge amounts of output as is indirect all the printf() > calls in the program through a wrapper and add a quiet flag which can > be used to suppress the output. This is fairly quick and

Re: [PATCH v2 14/28] thunderbolt: Extend tunnel creation to more than 2 adjacent switches

2019-02-11 Thread Mika Westerberg
On Sun, Feb 10, 2019 at 04:33:28PM +0100, Lukas Wunner wrote: > On Wed, Feb 06, 2019 at 04:17:24PM +0300, Mika Westerberg wrote: > > Now that we can allocate hop IDs per port on a path, we can take > > advantage of this and create tunnels covering longer paths than just > > between two adjacent

Re: [PATCH 0/2] Subject: [PATCH 0/2] clocksource: exynos_mct: Clear timer interrupt when shutting down

2019-02-11 Thread Krzysztof Kozlowski
On Sun, 10 Feb 2019 at 23:51, Stuart Menefy wrote: > > When debugging suspend problems on Exynos 5260, I had a large number > of debugging prints going to the serial port after interrupts > had been disabled but before the timer interrupt was shutdown. This > was long enough for a timer tick to

Re: [PATCH] regulator: stpmic1: Remove regul_id and *regmap from struct stpmic1_regulator

2019-02-11 Thread Pascal PAILLET-LME
Hello Axel, Le 02/09/2019 05:39 AM, Axel Lin a écrit : > At the context with *rdev available, there is no problem to get regulator > id and *regmap, so no need to store them in struct stpmic1_regulator. > > Signed-off-by: Axel Lin > --- > drivers/regulator/stpmic1_regulator.c | 10 ++ >

Re: [PATCH 0/2] cpufreq/opp: rework regulator initialization

2019-02-11 Thread Viresh Kumar
On 08-02-19, 17:41, Sudeep Holla wrote: > Based on Rafael's suggestion, I cooked up something. See if this helps ? > The policy to cpu dance can be removed and we can just run through the > online cpumask I think. > > Regards, > Sudeep > > -->8 > > diff --git i/drivers/cpufreq/cpufreq.c

Re: [PATCH 2/2] clocksource: exynos_mct: Clear timer interrupt when shutdown

2019-02-11 Thread Krzysztof Kozlowski
On Sun, 10 Feb 2019 at 23:51, Stuart Menefy wrote: > > When shutting down the timer, ensure that after we have stopped the > timer any pending interrupts are cleared. This fixes a problem when > suspending, as interrupts are disabled before the timer is stopped, > so the timer interrupt may still

Re: [PATCH 1/2] clocksource: exynos_mct: Move one-shot check from tick clear to ISR

2019-02-11 Thread Krzysztof Kozlowski
On Sun, 10 Feb 2019 at 23:51, Stuart Menefy wrote: > > When a timer tick occurs and the clock is in one-shot mode, the timer > needs to be stopped to prevent it triggering subsequent interrupts. > Currently this code is in exynos4_mct_tick_clear(), but as it is > only needed when an ISR occurs

Re: [PATCH] mt76: change the retun type of mt76_dma_attach()

2019-02-11 Thread Ryder Lee
On Mon, 2019-02-11 at 11:38 +0300, Sergei Shtylyov wrote: > Hello! > > On 11.02.2019 5:13, Ryder Lee wrote: > > > There is no need to retun 0 in mt76_dma_attach(), so switch it to void. >^ r missing :-) > > > > Signed-off-by: Ryder Lee > [...] > > MBR, Sergei > I

Re: [PATCH 2/2] selftests/x86/fsgsbase: Default to trying to run the test repeatedly

2019-02-11 Thread Ingo Molnar
* Mark Brown wrote: > In automated testing it has been found that on many systems the fsgsbase > test fails intermittently. This was reported and discussed a while > back: > > https://lore.kernel.org/lkml/20180126153631.ha7yc33fj5uhitjo@xps/ > > with the analysis concluding that this is

Re: [PATCH RESEND] initramfs: cleanup incomplete rootfs

2019-02-11 Thread David Engraf
On 11.02.19 at 08:56, David Engraf wrote: On 09.02.19 at 11:35, Andy Shevchenko wrote: On Sat, Feb 9, 2019 at 12:08 AM Andrew Morton wrote: On Fri, 8 Feb 2019 21:45:21 +0200 Andy Shevchenko wrote: On Tue, Oct 30, 2018 at 5:22 PM David Engraf wrote: Unpacking an external initrd may fail

Re: [PATCH v6 1/6] irqchip/mtk-sysirq: support 4 interrupt parameters for sysirq

2019-02-11 Thread Marc Zyngier
On Mon, 11 Feb 2019 06:35:29 +, Seiya Wang wrote: > > On Thu, 2019-02-07 at 15:52 +, Marc Zyngier wrote: > > On 07/02/2019 15:47, Marc Zyngier wrote: > > > On 07/02/2019 15:20, Matthias Brugger wrote: > > >> > > >> > > >> On 24/01/2019 09:07, Erin Lo wrote: > > >>> From: Seiya Wang > >

Re: [RESEND PATCH v2] mtd: spi-nor: Fix wrong abbreviation HWCPAS

2019-02-11 Thread Tudor.Ambarus
On 02/08/2019 08:34 PM, Bean Huo (beanhuo) wrote: > From: Bean Huo > > Change SNOR_HWCPAS_READ_OCTAL to SNOR_HWCAPS_READ_OCTAL. > > Signed-off-by: Bean Huo Reviewed-by: Tudor Ambarus > --- > include/linux/mtd/spi-nor.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff

Re: [PATCH v2 15/28] thunderbolt: Deactivate all paths before restarting them

2019-02-11 Thread Mika Westerberg
On Mon, Feb 11, 2019 at 07:35:55AM +0100, Lukas Wunner wrote: > On Wed, Feb 06, 2019 at 04:17:25PM +0300, Mika Westerberg wrote: > > We can't be sure the paths are actually properly deactivated when a > > tunnel is restarted after resume. > > Why can't we be sure? Please provide proper

Re: [PATCH] livepatch: Enforce reliable stack trace as config dependency

2019-02-11 Thread Petr Mladek
On Sat 2019-02-09 14:47:28, Kamalesh Babulal wrote: > While the consistency model was introduced, architectures without the > reliable stack trace implementation could use the immediate flag for > livepatching but with its own limitations. > > After removal of the immediate flag by commit

Re: [PATCH 1/2] mmc: cqhci: replace NUM_SLOTS with cq_host->num_slots

2019-02-11 Thread Adrian Hunter
On 8/02/19 8:41 PM, Alamy Liu wrote: > The IP I'm using has fixed 32 slots for CQ once CQE is enabled in RTL. > There is no other RO register to say the slot number & which slot that > DCMD would use. > > I agree that most host controller would have 32 slots for CQ, and use > the last one for

Re: [PATCH] mm,memory_hotplug: Explicitly pass the head to isolate_huge_page

2019-02-11 Thread David Hildenbrand
On 08.02.19 10:06, Oscar Salvador wrote: > isolate_huge_page() expects we pass the head of hugetlb page to it: > > bool isolate_huge_page(...) > { > ... > VM_BUG_ON_PAGE(!PageHead(page), page); > ... > } > > While I really cannot think of any situation where we end up with a >

Re: [PATCH] fcoe: make use of fip_mode enum complete

2019-02-11 Thread Sedat Dilek
Hi Lukas, I have tested your patch with LLVM/Clang from Git (will get version 9) with (RFC) asm-goto support. I was able to build with CONFIG_FCOE=m and CONFIG_LIBFCOE=m and boot on bare metal. Feel free to add my... Tested-by: Sedat Dilek If you want to send out a v2 please feel free

Re: [PATCH][next] can: at91_can: mark expected switch fall-throughs

2019-02-11 Thread Nicolas.Ferre
On 08/02/2019 at 19:44, Gustavo A. R. Silva wrote: > In preparation to enabling -Wimplicit-fallthrough, mark switch > cases where we are expecting to fall through. > > Notice that, in this particular case, the /* fall through */ > comments are placed at the bottom of the case statement, which >

Re: [PATCH v1 2/2] clk: mediatek: correct cpu clock name for MT8173 SoC

2019-02-11 Thread Matthias Brugger
On 11/02/2019 08:15, Seiya Wang wrote: > Change cpu clock name from ca57 to ca72 since MT8173 does use cortex-a72. > > Signed-off-by: Seiya Wang Reviewed-by: Matthias Brugger > --- > drivers/clk/mediatek/clk-mt8173.c | 4 ++-- > include/dt-bindings/clock/mt8173-clk.h | 2 +- > 2

[PATCH] PCI: endpoint: functions: use memcpy_fromio()/memcpy_toio()

2019-02-11 Thread Wen Yang
Use the IO memcpy() functions when copying from/to IO memory. These locations were found via sparse. Signed-off-by: Wen Yang Suggested-by: Kishon Vijay Abraham I CC: Lorenzo Pieralisi CC: Bjorn Helgaas CC: Gustavo Pimentel CC: Niklas Cassel CC: Greg Kroah-Hartman CC: Cyrille Pitchen CC:

Re: [PATCH] x86/alternatives: check int3 breakpoint physical addresses

2019-02-11 Thread Alexandre Chartre
On 02/10/2019 10:23 PM, Thomas Gleixner wrote: On Fri, 25 Jan 2019, Alexandre Chartre wrote: Note that this issue has been observed and reproduced with a custom kernel with some code mapped to different virtual addresses and using jump labels As jump labels use text_poke_bp(), crashes were

Re: [PATCH 1/2] x86/boot: fix KASL when memmap range manipulation is used

2019-02-11 Thread Baoquan He
On 01/30/19 at 05:40pm, Julian Stecklina wrote: > diff --git a/arch/x86/boot/compressed/kaslr.c > b/arch/x86/boot/compressed/kaslr.c > index 9ed9709..5657e34 100644 > --- a/arch/x86/boot/compressed/kaslr.c > +++ b/arch/x86/boot/compressed/kaslr.c > @@ -155,6 +155,12 @@ parse_memmap(char *p,

Re: linux-next: Fixes tag needs some work in the fbdev tree

2019-02-11 Thread Michal Vokáč
On 10. 02. 19 21:24, Stephen Rothwell wrote: Hi Bartlomiej, In commit 7d7e58d30e04 ("dt-bindings: display: ssd1307fb: Remove reset-active-low from examples") Fixes tag Fixes: 519b4db ("fbdev: ssd1307fb: Remove reset-active-low from the DT binding document") has these problem(s):

Re: [PATCH] x86/alternatives: check int3 breakpoint physical addresses

2019-02-11 Thread Thomas Gleixner
On Mon, 11 Feb 2019, Alexandre Chartre wrote: > On 02/10/2019 10:23 PM, Thomas Gleixner wrote: > > On Fri, 25 Jan 2019, Alexandre Chartre wrote: > > > Note that this issue has been observed and reproduced with a custom kernel > > > with some code mapped to different virtual addresses and using

Re: [PATCH][RFC] ACPI: add "processor.broadcast_ppc" hook to broadcast _PPC to all online CPUs

2019-02-11 Thread Viresh Kumar
On 09-02-19, 20:02, Chen Yu wrote: > On Dell Inc. XPS13 9333, the BIOS changes the value of > MSR_IA32_MISC_ENABLE_TURBO_DISABLE at runtime (e.g., when > the power source changes), the maximum frequency of the > CPU is not updated accordingly. This is due to the policy's > cpuinfo.max is not

Re: [Resend PATCH] mt76: change the return type of mt76_dma_attach()

2019-02-11 Thread Kalle Valo
Ryder Lee writes: > There is no need to return 0 in mt76_dma_attach(), so switch it to void. > > Signed-off-by: Ryder Lee When you send a new version mark it as v2: https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches#patch_version_missing And add a changelog:

Re: [PATCH v2] PCI: endpoint: functions: Use kmemdup instead of duplicating its function

2019-02-11 Thread Gustavo Pimentel
On 11/02/2019 05:48, Kishon Vijay Abraham I wrote: > Hi Lorenzo, > > On 08/02/19 5:50 PM, Lorenzo Pieralisi wrote: >> On Thu, Dec 06, 2018 at 08:52:25PM +0800, Wen Yang wrote: >>> kmemdup has implemented the function that kmalloc() + memcpy(). >>> We prefer to kmemdup rather than code opened

[PATCH v2] s390: vsie: Use effective CRYCBD.31 to check CRYCBD validity

2019-02-11 Thread Pierre Morel
When facility.76 MSAX3 is present for the guest we must issue a validity interception if the CRYCBD is not valid. The bit CRYCBD.31 is an effective field and tested at each guest level and has for effect to mask the facility.76 It follows that if CRYCBD.31 is clear and AP is not in use we do

[PATCH 1/7] dt-bindings: timer: Add Allwinner suniv timer

2019-02-11 Thread Mesih Kilinc
Add compatible string for Allwinner suniv timer which is similar to sun4i timer. Signed-off-by: Mesih Kilinc Acked-by: Maxime Ripard Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/timer/allwinner,sun4i-timer.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff

[PATCH 0/7] Timer & SPI support for Allwinner suniv F1C100s

2019-02-11 Thread Mesih Kilinc
This is followup series for F1C100s initial support patchset. All patches merged except patch 1 ~ 2 which is related to timer. I am resending those since they are already have Acked tags. Our dt-bindings for F1C100s are merged, we can now use them at our device tree source - patch 3. Also this

[PATCH 2/7] clocksource: sun4i: add a compatible for suniv

2019-02-11 Thread Mesih Kilinc
The suniv (new F-series) chip has a timer with less functionality than the A10 timer, e.g. it has only 3 channels. Add a new compatible for it. As we didn't use the extra channels on A10 either now, the code needn't to be changed. The suniv chip is based on ARM926EJ-S CPU, thus it has no

[PATCH 4/7] dt-bindings: spi: Add Support for Allwinner F1C100s

2019-02-11 Thread Mesih Kilinc
Allwinner suniv F1C100s has similar SPI controllers as sun8i H3. Add compatible string for it. Signed-off-by: Mesih Kilinc --- Documentation/devicetree/bindings/spi/spi-sun6i.txt | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git

[PATCH 6/7] ARM: dts: suniv: Add pinmux for SPI0 and SPI1 of F1C100s

2019-02-11 Thread Mesih Kilinc
PC0~PC4 is pin group for SPI0. PA0~PA4 is pin group for SPI1. Add device tree nodes for this groups. Signed-off-by: Mesih Kilinc --- arch/arm/boot/dts/suniv-f1c100s.dtsi | 10 ++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/suniv-f1c100s.dtsi

[PATCH 3/7] ARM: dts: suniv: Add dt-binding headers for F1C100s

2019-02-11 Thread Mesih Kilinc
dt-binding headers for F1C100s merged now. So add them back to dtsi. Signed-off-by: Mesih Kilinc --- arch/arm/boot/dts/suniv-f1c100s.dtsi | 17 ++--- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/arch/arm/boot/dts/suniv-f1c100s.dtsi

[PATCH 7/7] ARM: dts: f1c100s: Activate SPI flash on Lichee Pi Nano

2019-02-11 Thread Mesih Kilinc
The Lichee Pi Nano board has a Winbond W25Q128FVSIQ 128Mbit SPI NOR flash connected to the SPI0 controller of F1C100s SoC, via the pinmux group at PC bank; so it's bootable. Enable this SPI flash. Signed-off-by: Mesih Kilinc --- arch/arm/boot/dts/suniv-f1c100s-licheepi-nano.dts | 13

[PATCH 5/7] ARM: dts: suniv: Add SPI device-tree nodes

2019-02-11 Thread Mesih Kilinc
Allwinner suniv F1C100s has similar SPI controller as sun8i H3. F1C100s has no dedicated mod clock, instead it uses AHB bus clock. Add support for both SPI0 and SPI1. Signed-off-by: Mesih Kilinc --- arch/arm/boot/dts/suniv-f1c100s.dtsi | 26 ++ 1 file changed, 26

Re: [PATCH v3 2/4] dt-bindings: gnss: add mediatek binding

2019-02-11 Thread Johan Hovold
On Wed, Jan 30, 2019 at 09:50:16AM -0600, Rob Herring wrote: > On Mon, Jan 28, 2019 at 05:37:59PM +0100, Loys Ollivier wrote: > > Add binding for Mediatek-based GNSS receivers. > > > > Signed-off-by: Loys Ollivier > > --- > > > > v3: > > Removed the I2C and SPI interfaces references. > >

Re: linux-next: manual merge of the scsi-mkp tree with Linus' tree

2019-02-11 Thread John Garry
On 11/02/2019 04:31, Stephen Rothwell wrote: Hi all, Today's linux-next merge of the scsi-mkp tree got a conflict in: drivers/scsi/hisi_sas/hisi_sas_v3_hw.c between commit: 7bb25a89aad2 ("scsi: hisi_sas: Set protection parameters prior to adding SCSI host") from Linus' tree and commit:

Re: [RFC][Patch v8 6/7] KVM: Enables the kernel to isolate and report free pages

2019-02-11 Thread David Hildenbrand
On 10.02.19 01:38, Michael S. Tsirkin wrote: > On Fri, Feb 08, 2019 at 02:05:09PM -0800, Alexander Duyck wrote: >> On Fri, Feb 8, 2019 at 1:38 PM Michael S. Tsirkin wrote: >>> >>> On Fri, Feb 08, 2019 at 03:41:55PM -0500, Nitesh Narayan Lal wrote: >> I am also planning to try Michael's

[PATCH v2] cpufreq: intel_pstate: Reporting reasons why driver prematurely exit

2019-02-11 Thread Erwan Velu
The init code path have several execeptions where the module can decide not to load. As CONFIG_X86_INTEL_PSTATE is generally set to Y, the return code is not reachable. The initialisation code is neither verbose of the reason why it did choose to prematurely exit. This situation leads to

Re: [PATCH 2/2] sched/fair: Improve the for loop in select_idle_core()

2019-02-11 Thread Peter Zijlstra
On Thu, Feb 07, 2019 at 04:16:06PM +0530, Viresh Kumar wrote: > @@ -6081,10 +6082,14 @@ static int select_idle_core(struct task_struct *p, > struct sched_domain *sd, int > for_each_cpu_wrap(core, cpus, target) { > bool idle = true; > > - for_each_cpu(cpu,

Re: [tip:x86/boot] x86/boot: Early parse RSDP and save it in boot_params

2019-02-11 Thread Chao Fan
On Fri, Feb 08, 2019 at 11:02:48AM -0800, Guenter Roeck wrote: >Hi, > >On Fri, Feb 01, 2019 at 03:01:11AM -0800, tip-bot for Chao Fan wrote: >> Commit-ID: 3a63f70bf4c3a17f5d9c9bf3bc3288a23bdfefce >> Gitweb: >> https://git.kernel.org/tip/3a63f70bf4c3a17f5d9c9bf3bc3288a23bdfefce >> Author:

[PATCH v3] cpufreq: intel_pstate: Reporting reasons why driver prematurely exit

2019-02-11 Thread Erwan Velu
The init code path have several execeptions where the module can decide not to load. As CONFIG_X86_INTEL_PSTATE is generally set to Y, the return code is not reachable. The initialisation code is neither verbose of the reason why it did choose to prematurely exit. This situation leads to

Re: [PATCH 0/5] riscv: minor fixes and cleanups

2019-02-11 Thread Johan Hovold
On Fri, Jan 18, 2019 at 03:03:03PM +0100, Johan Hovold wrote: > This series fix up some minor issues found through inspection. > > Note that the fourth patch changes which cpu (hart) devicetree nodes > are enabled by following the Linux convention of considering nodes > without a status property

Re: [PATCH] locking/rwsem: Remove arch specific rwsem files

2019-02-11 Thread Peter Zijlstra
On Sun, Feb 10, 2019 at 09:00:50PM -0500, Waiman Long wrote: > diff --git a/kernel/locking/rwsem.h b/kernel/locking/rwsem.h > index bad2bca..067e265 100644 > --- a/kernel/locking/rwsem.h > +++ b/kernel/locking/rwsem.h > @@ -32,6 +32,26 @@ > # define DEBUG_RWSEMS_WARN_ON(c) > #endif > > +/* > +

Re: [PATCH] arm64: dts: msm8996: fix blsp2_uart1 4-pin pinconfig

2019-02-11 Thread Johan Hovold
On Thu, Dec 20, 2018 at 05:17:50PM +0100, Johan Hovold wrote: > Fix "gpiio5" typo in the (currently unused) blsp2_uart1 4-pin sleep > config. > > Fixes: 22e6789f9493 ("arm64: dts: msm8996: add blsp2_uart1 pinctrl") > Cc: Srinivas Kandagatla > Signed-off-by: Johan Hovold I can't seem to find

Re: [PATCH net-next v3] ipmr: ip6mr: Create new sockopt to clear mfc cache or vifs

2019-02-11 Thread Nicolas Dichtel
Le 11/02/2019 à 04:54, Callum Sinclair a écrit : > v1 -> v2: > Implemented additional flags for static entries > v2 -> v3: > Cleaned up flag logic so any combination of routes can be cleared. > Fixed style errors > Fixed incorrect flag values nit: those lines are usually put after the '---', thus

Re: [PATCH] locking/rwsem: Remove arch specific rwsem files

2019-02-11 Thread Peter Zijlstra
On Mon, Feb 11, 2019 at 10:36:01AM +0100, Peter Zijlstra wrote: > On Sun, Feb 10, 2019 at 09:00:50PM -0500, Waiman Long wrote: > > +static inline int __down_read_trylock(struct rw_semaphore *sem) > > +{ > > + long tmp; > > + > > + while ((tmp = atomic_long_read(>count)) >= 0) { > > +

Re: [tip:x86/boot] x86/boot: Early parse RSDP and save it in boot_params

2019-02-11 Thread Ard Biesheuvel
On Mon, 11 Feb 2019 at 01:22, Borislav Petkov wrote: > > On Fri, Feb 08, 2019 at 10:53:22PM +0100, Borislav Petkov wrote: > > On Fri, Feb 08, 2019 at 12:44:51PM -0800, Guenter Roeck wrote: > > > Yes, the kernel boots if I comment out that function and have it return 0. > > > > Thanks, this

Re: [PATCH v2] s390: vsie: Use effective CRYCBD.31 to check CRYCBD validity

2019-02-11 Thread Cornelia Huck
On Mon, 11 Feb 2019 10:20:49 +0100 Pierre Morel wrote: > When facility.76 MSAX3 is present for the guest we must issue a validity > interception if the CRYCBD is not valid. > > The bit CRYCBD.31 is an effective field and tested at each guest > level and has for effect to mask the facility.76 >

Re: [Xen-devel] [PATCH net-next] xen-netback: mark expected switch fall-through

2019-02-11 Thread Jan Beulich
>>> On 08.02.19 at 20:58, wrote: > In preparation to enabling -Wimplicit-fallthrough, mark switch > cases where we are expecting to fall through. > > Warning level 3 was used: -Wimplicit-fallthrough=3 > > This patch is part of the ongoing efforts to enabling > -Wimplicit-fallthrough. > >

Re: [PATCH 0/2] cpufreq/opp: rework regulator initialization

2019-02-11 Thread Marek Szyprowski
Hi Viresh, On 2019-02-11 09:44, Viresh Kumar wrote: > On 07-02-19, 13:22, Marek Szyprowski wrote: >> Dear All, >> >> Recent commit 9ac6cb5fbb17 ("i2c: add suspended flag and accessors for >> i2c adapters") added a visible warning for an attempt to do i2c transfer >> over a suspended i2c bus. This

Re: [PATCH v2 13/28] thunderbolt: Add helper function to iterate from one port to another

2019-02-11 Thread Mika Westerberg
On Mon, Feb 11, 2019 at 07:16:00AM +0100, Lukas Wunner wrote: > On Wed, Feb 06, 2019 at 04:17:23PM +0300, Mika Westerberg wrote: > > We need to be able to walk from one port to another when we are creating > > paths where there are multiple switches between two ports. For this > > reason introduce

Re: [PATCH 1/2] x86/boot: fix KASL when memmap range manipulation is used

2019-02-11 Thread Julian Stecklina
Baoquan He writes: > On 01/30/19 at 05:40pm, Julian Stecklina wrote: >> diff --git a/arch/x86/boot/compressed/kaslr.c >> b/arch/x86/boot/compressed/kaslr.c >> index 9ed9709..5657e34 100644 >> --- a/arch/x86/boot/compressed/kaslr.c >> +++ b/arch/x86/boot/compressed/kaslr.c >> @@ -155,6 +155,12

Re: [PATCH 0/2] cpufreq/opp: rework regulator initialization

2019-02-11 Thread Viresh Kumar
On 11-02-19, 10:52, Marek Szyprowski wrote: > Hi Viresh, > > On 2019-02-11 09:44, Viresh Kumar wrote: > > On 07-02-19, 13:22, Marek Szyprowski wrote: > >> Dear All, > >> > >> Recent commit 9ac6cb5fbb17 ("i2c: add suspended flag and accessors for > >> i2c adapters") added a visible warning for an

Re: [tip:x86/boot] x86/boot: Early parse RSDP and save it in boot_params

2019-02-11 Thread Chao Fan
On Mon, Feb 11, 2019 at 09:46:03AM +, Ard Biesheuvel wrote: >On Mon, 11 Feb 2019 at 01:22, Borislav Petkov wrote: >> >> On Fri, Feb 08, 2019 at 10:53:22PM +0100, Borislav Petkov wrote: >> > On Fri, Feb 08, 2019 at 12:44:51PM -0800, Guenter Roeck wrote: >> > > Yes, the kernel boots if I

Re: [tip:x86/boot] x86/boot: Early parse RSDP and save it in boot_params

2019-02-11 Thread Ard Biesheuvel
On Mon, 11 Feb 2019 at 10:56, Chao Fan wrote: > > On Mon, Feb 11, 2019 at 09:46:03AM +, Ard Biesheuvel wrote: > >On Mon, 11 Feb 2019 at 01:22, Borislav Petkov wrote: > >> > >> On Fri, Feb 08, 2019 at 10:53:22PM +0100, Borislav Petkov wrote: > >> > On Fri, Feb 08, 2019 at 12:44:51PM -0800,

Re: [PATCH] x86/alternatives: check int3 breakpoint physical addresses

2019-02-11 Thread Alexandre Chartre
On 02/11/2019 10:15 AM, Thomas Gleixner wrote: On Mon, 11 Feb 2019, Alexandre Chartre wrote: On 02/10/2019 10:23 PM, Thomas Gleixner wrote: On Fri, 25 Jan 2019, Alexandre Chartre wrote: Note that this issue has been observed and reproduced with a custom kernel with some code mapped to

RE: [PATCH v2 6/9] usb: roles: Find the muxes by also matching against the device node

2019-02-11 Thread Jun Li
Hi Heikki, > @@ -84,7 +85,12 @@ enum usb_role usb_role_switch_get_role(struct > usb_role_switch *sw) } EXPORT_SYMBOL_GPL(usb_role_switch_get_role); > > -static int __switch_match(struct device *dev, const void *name) > +static int switch_fwnode_match(struct device *dev, const void *fwnode) >

Re: [PATCH v4 1/4] gpu: ipu-v3: ipu-ic: Rename yuv2rgb encoding matrices

2019-02-11 Thread Philipp Zabel
On Fri, 2019-02-08 at 17:47 -0800, Steve Longerbeam wrote: > The ycbcr2rgb and inverse rgb2ycbcr matrices define the BT.601 encoding > coefficients, so rename them to indicate that. And add some comments > to make clear these are BT.601 coefficients encoding between YUV limited > range and RGB

Re: [PATCH v4 2/4] gpu: ipu-v3: ipu-ic: Simplify selection of encoding matrix

2019-02-11 Thread Philipp Zabel
On Fri, 2019-02-08 at 17:47 -0800, Steve Longerbeam wrote: > Simplify the selection of the Y'CbCr encoding matrices in init_csc(). > A side-effect of this change is that init_csc() now allows YUV->YUV > using the identity matrix, intead of returning error. > > Signed-off-by: Steve Longerbeam

Re: [PATCH] drivers: devfreq: change devfreq workqueue mechanism

2019-02-11 Thread Lukasz Luba
Hi Matthias, My apologize for late response, I did not have access to mailbox. Thank you for review, please check the comments below. On 2/5/19 1:39 AM, Matthias Kaehlcke wrote: > Hi Lukasz, > > On Fri, Feb 01, 2019 at 07:38:03PM +0100, Lukasz Luba wrote: >> This patch removes devfreq's custom

[PATCH] perf report: Add s390 diagnosic sampling descriptor size

2019-02-11 Thread Thomas Richter
On IBM z13 machine types 2964 and 2965 the descriptor sizes for sampling and diagnostic sampling entries might be missing in the trailer entry and are set to zero. This leads to a perf report failure when processing diagnostic sampling entries. This patch adds missing descriptor sizes when the

Re: [tip:x86/boot] x86/boot: Early parse RSDP and save it in boot_params

2019-02-11 Thread Borislav Petkov
On Mon, Feb 11, 2019 at 05:30:33PM +0800, Chao Fan wrote: > Yes, I download your ovmf file in linux-build-test/rootfs/firmware/ from > your link. There are two files, efi32 and efi64. Then I try to run: You need both OVMF-pure-efi-32.fd and rootfs.squashfs from the repo. And then this works here.

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