[PATCH] Fix explanation of lower bits in the SPARSEMEM mem_map pointer

The comment is confusing. On the one hand, it refers to 32-bit alignment (struct page alignment on 32-bit platforms), but this would only guarantee that the 2 lowest bits must be zero. On the other hand, it claims that at least 3 bits are available, and 3 bits are actually used. This is not

Re: [RFC PATCH] blk-mq: fixup RESTART when queue becomes idle

On Thu, Jan 18, 2018 at 09:02:45PM -0700, Jens Axboe wrote: > On 1/18/18 7:32 PM, Ming Lei wrote: > > On Thu, Jan 18, 2018 at 01:11:01PM -0700, Jens Axboe wrote: > >> On 1/18/18 11:47 AM, Bart Van Assche wrote: > This is all very tiresome. > >>> > >>> Yes, this is tiresome. It is very

答复: 答复: 答复: [PATCH v6] mfd: Add support for RTS5250S power saving

> On Wed, Dec 27, 2017 at 05:37:50PM -0600, Bjorn Helgaas wrote: > > On Tue, Dec 19, 2017 at 08:15:24AM +, 冯锐 wrote: > > > > On Fri, Dec 15, 2017 at 09:42:45AM +, 冯锐 wrote: > > > > > > [+cc Hans, Dave, linux-pci] > > > > > > > > > > > > On Thu, Sep 07, 2017 at 04:26:39PM +0800, > > > > > >

Re: [PATCH 4.4 045/115] sched/deadline: Throttle a constrained deadline task activated after the deadline

On Fri, Jan 19, 2018 at 01:00:45AM +, Ben Hutchings wrote: > On Mon, 2017-12-18 at 16:48 +0100, Greg Kroah-Hartman wrote: > > 4.4-stable review patch.  If anyone has any objections, please let me > > know. > > > > -- > > > > From: Daniel Bristot de Oliveira

Re: [PATCH] xhci:Fix NULL pointer in xhci debugfs

On 19.01.2018 04:13, Zhengjun Xing wrote: Commit dde634057da7 ("xhci: Fix use-after-free in xhci debugfs") causes a null pointer dereference while fixing xhci-debugfs usage of ring pointers that were freed during hibernate. The fix passed addresses to ring pointers instead, but forgot to do

Re: [PATCH v4] perf report: Fix regression when decoding intelPT traces

On 18/01/18 18:29, Arnaldo Carvalho de Melo wrote: > Em Wed, Jan 10, 2018 at 01:31:52PM -0700, Mathieu Poirier escreveu: >> Commit (93d10af26bb7 perf tools: Optimize sample parsing for ordered >> events) breaks intelPT trace decoding by invariably returning an error if >> the event type isn't a

[git pull] drm fixes for 4.15 final

Hi Linus, This is a set of drm regression fixes that I'd like to get into 4.15 final, but I understand if it's too much too late, and am happy to drop these into -next and make people chase the stable monkey. The i915 change fixes a display corruption problem introduced in 4.15, the nouveau

Re: [PATCH v5 0/2] kprobes: improve error handling when arming/disarming kprobes

Hi Ingo, Could you pick this to tip tree? Thank you, On Wed, 10 Jan 2018 00:51:22 +0100 Jessica Yu wrote: > Hi, > > This patchset attempts to improve error handling when arming or disarming > ftrace-based kprobes. The current behavior is to simply WARN when ftrace >

Re: [patch v17 2/4] drivers: jtag: Add Aspeed SoC 24xx and 25xx families JTAG master driver

Hi Oleksandr, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.15-rc8] [cannot apply to next-20180118] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com

Re: [PATCH] general protection fault in sock_has_perm

On Thu, Jan 18, 2018 at 01:58:45PM -0800, Mark Salyzyn wrote: > general protection fault: [#1] PREEMPT SMP KASAN > CPU: 1 PID: 14233 Comm: syz-executor2 Not tainted 4.4.112-g5f6325b #28 > task: 8801d1095f00 task.stack: 8800b595 > RIP: 0010:[] [] > sock_has_perm+0x1fe/0x3e0

Re: FW: [PATCH v20 2/4] mailbox: mediatek: Add Mediatek CMDQ driver

On Mon, Jan 8, 2018 at 2:08 PM, houlong wei wrote: > Hi Jassi, > > Sorry for reply so late. > According to previous discussion, there are two methods to move > dma_map_single() outside of spin_lock. > (1) put in mtk-cmdq-helper.c, as described by HS on 2017-02-09. > >

Re: [BUG 4.15-rc7] IRQ matrix management errors

On Wed, 17 Jan 2018, Keith Busch wrote: > On Wed, Jan 17, 2018 at 04:01:47PM +0100, Thomas Gleixner wrote: > > Which device is allocating gazillions of non-managed interrupts? > > I believe that would be the i40e. :) So enterprise grade insanity was spot on. Can you please provide the output of

[PATCH v5 00/12] [dt-bindings] [media] Add document file and driver for Sony CXD2880 DVB-T2/T tuner + demodulator

From: Yasunari Takiguchi Hi, This is the patch series (version 5) of Sony CXD2880 DVB-T2/T tuner + demodulator driver.The driver supports DVB-API and interfaces through SPI. We have tested the driver on Raspberry Pi 3 and got picture and sound from a media

Re: [PATCH v2] kvm: Map PFN-type memory regions as writable (if possible)

On 17/01/2018 19:18, KarimAllah Ahmed wrote: > For EPT-violations that are triggered by a read, the pages are also mapped > with > write permissions (if their memory region is also writable). That would avoid > getting yet another fault on the same page when a write occurs. > > This optimization

Re: [PATCH 1/7] staging: ccree: remove ccree from staging tree

On Sat, Jan 13, 2018 at 3:21 PM, Greg Kroah-Hartman wrote: > On Thu, Jan 11, 2018 at 09:17:08AM +, Gilad Ben-Yossef wrote: >> Remove the ccree driver from the staging tree in preparation to >> introducing it in the crypto tree. >> >> Signed-off-by: Gilad Ben-Yossef

[tip:x86/cache] x86/intel_rdt: Add two new resources for L2 Code and Data Prioritization (CDP)

Commit-ID: def10853930a82456ab862a3a8292a3a16c386e7 Gitweb: https://git.kernel.org/tip/def10853930a82456ab862a3a8292a3a16c386e7 Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:22 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

[PATCH v5 02/12] [media] cxd2880-spi: Add support for CXD2880 SPI interface

From: Yasunari Takiguchi This is the SPI adapter part of the driver for the Sony CXD2880 DVB-T2/T tuner + demodulator. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto Signed-off-by: Hideki

[PATCH v5 03/12] [media] cxd2880: Add common files for the driver

From: Yasunari Takiguchi These are common files for the driver for the Sony CXD2880 DVB-T2/T tuner + demodulator. These contains helper functions for the driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[tip:x86/cache] x86/intel_rdt: Enumerate L2 Code and Data Prioritization (CDP) feature

Commit-ID: a511e7935378ef1f321456a90beae2a2632d3d83 Gitweb: https://git.kernel.org/tip/a511e7935378ef1f321456a90beae2a2632d3d83 Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:21 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

[tip:x86/cache] x86/intel_rdt: Add L2CDP support in documentation

Commit-ID: aa55d5a4bd919f26fce519c470d11a58541c6aa7 Gitweb: https://git.kernel.org/tip/aa55d5a4bd919f26fce519c470d11a58541c6aa7 Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:20 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

[PATCH RFC 0/2] mmc: sdhci-msm: Configuring IO_PAD support for sdhci-msm

>From the HPG: In some platform, SDCC controller can be connected to either an eMMC device or an SD card. The PADs for SD card are dual-voltage that support 3v/1.8v. Those PADs have a control signal (io_pad_pwr_switch/mode18 ) that indicates whether the PAD works in 3v or 1.8v. For SD usage the

[PATCH RFC 2/2] mmc: sdhci-msm: support voltage pad switching

From: Krishna Konda The PADs for sdhc controller are dual-voltage that support 3v/1.8v. Those PADs have a control signal (io_pad_pwr_switch/mode18 ) that indicates whether the PAD works in 3v or 1.8v. SDHC core on msm platforms should have IO_PAD_PWR_SWITCH bit set/unset

[PATCH RFC 1/2] mmc: sdhci-msm: Add support to store supported vdd-io voltages

During probe check whether the vdd-io regulator of sdhc platform device can support 1.8V and 3V and store this information as a capability of platform device. Signed-off-by: Vijay Viswanath --- drivers/mmc/host/sdhci-msm.c | 38 ++ 1

Re: [PATCH BUGFIX/IMPROVEMENT 0/2] block, bfq: two pending patches

> Il giorno 13 gen 2018, alle ore 12:05, Paolo Valente > ha scritto: > > Hi Jens, > here are again the two pending patches you asked me to resend [1]. One > of them, fixing read-starvation problems, was accompanied by a cover > letter. I'm pasting the content of that

Re: [PATCH v3 10/16] mmc: tmio: remove TMIO_MMC_WRPROTECT_DISABLE

On Thu, 18 Jan 2018, Masahiro Yamada wrote: > The use of this flag has been replaced with MMC_CAP2_NO_WRITE_PROTECT. > No platform defines this flag any more. Remove. > > Signed-off-by: Masahiro Yamada > --- > > Changes in v3: > - newly added > > Changes in

[PATCH v5 00/12] [dt-bindings] [media] Add document file and driver for Sony CXD2880 DVB-T2/T tuner + demodulator

From: Yasunari Takiguchi Hi, This is the patch series (version 5) of Sony CXD2880 DVB-T2/T tuner + demodulator driver.The driver supports DVB-API and interfaces through SPI. We have tested the driver on Raspberry Pi 3 and got picture and sound from a media

Re: [PATCH] mmc: sh_mmcif: remove redundant initialization of 'opc'

On 17 January 2018 at 14:41, Colin King wrote: > From: Colin Ian King > > Variable opc is initialized with a value that is never read, opc > is later re-assigned a newer value, hence the initialization can > be removed. > > Cleans up clang

[GIT PULL] MMC fixes for v.4.15-rc9

Hi Linus, Here's a PR with one MMC fixes intended for v4.15-rc9. Details about the highlights are as usual found in the signed tag. Please pull this in! Kind regards Ulf Hansson The following changes since commit 2bd7b4aacdb6efa5ccd4749c365c171b884791d2: mmc: s3mci: mark debug_regs[] as

Re: [PATCH v5 3/3] platform/chrome: Register cros_ec_accel_legacy driver

On Thu, Dec 7, 2017 at 1:31 AM, Lee Jones wrote: > On Fri, 01 Dec 2017, Gwendal Grignou wrote: > >> Checked against 3bf98755f9c670c5c10ca05cba22848d65117cb2 (CHROMIUM: >> iio: accel: Add cros_ec_accel_legacy driver) >> >> Fixup f2b141a242e59017dbc774dc916748670a41da0b

Re: [mm 4.15-rc8] Random oopses under memory pressure.

Tetsuo Handa wrote: > OK. I missed the mark. I overlooked that 4.11 already has this problem. > > I needed to bisect between 4.10 and 4.11, and I got plausible culprit. > > I haven't completed bisecting between b4fb8f66f1ae2e16 and c470abd4fde40ea6, > but > b4fb8f66f1ae2e16 ("mm, page_alloc:

Re: [PATCH v3 00/16] mmc: tmio: another batch of TMIO MMC fixes and cleanups

On 17 January 2018 at 17:28, Masahiro Yamada wrote: > > In the previous batch (https://lkml.org/lkml/2017/11/24/428) > I sent 22 patches for TMIO MMC. > > 14 patches were applied, the rest is under discussion. > > This series consists of 16 patches. > > Patch 1-4:

Re: [PATCH 3/3] pinctrl: sx150x: add a static gpio/pinctrl pin range mapping

On 2018-01-18 08:58, Linus Walleij wrote: > On Wed, Jan 17, 2018 at 2:34 PM, Peter Rosin wrote: > >> Without such a range, gpiolib fails with -EPROBE_DEFER, pending the >> addition of the range. So, without a range, gpiolib will keep >> deferring indefinitely. >> >> Fixes:

Re: [PATCH 0/1] Re: kernel BUG at fs/userfaultfd.c:LINE!

On Wed 2018-01-17 15:26:31, Eric Biggers wrote: > On Wed, Jan 17, 2018 at 09:56:29AM +0100, Pavel Machek wrote: > > Hi! > > > > > > Andrea Arcangeli (1): > > > > userfaultfd: clear the vma->vm_userfaultfd_ctx if UFFD_EVENT_FORK > > > > fails > > > > > > > > fs/userfaultfd.c | 20

Re: [PATCH v3 01/12] iommu/rockchip: Prohibiat unbind and remove

Hi Tomasz, Thanks for your reply. and just found i forgot to add iommu clocks for other rockchip platforms(rk3399 already has that)...will also do that in the next version. On 01/18/2018 12:17 PM, Tomasz Figa wrote: On Thu, Jan 18, 2018 at 12:25 AM, Jeffy Chen

Re: FW: [PATCH v20 2/4] mailbox: mediatek: Add Mediatek CMDQ driver

Hi Jassi, There is one request for one GCE h/w buffer which contains a list of registers operation. I will resubmit a version and please review again. Thanks, Houlong On Thu, 2018-01-18 at 16:01 +0800, Jassi Brar wrote: > On Mon, Jan 8, 2018 at 2:08 PM, houlong wei

Re: [PATCH 1/6] backlight: Nuke unused backlight.props.state states

On Wed, 17 Jan 2018, Daniel Thompson wrote: > On 17/01/18 14:01, Daniel Vetter wrote: > > The backlight power state handling is supremely confusing. We have: > > - props.power, using FB_BLANK_* defines > > - props.fb_blank, using the same, but deprecated int favour of > >props.state > > -

[tip:x86/cache] x86/intel_rdt: Update documentation

Commit-ID: 0ff8e080b18d1d2dbe5c866d5f31c27ab806a785 Gitweb: https://git.kernel.org/tip/0ff8e080b18d1d2dbe5c866d5f31c27ab806a785 Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:19 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

[PATCH v2] ION: Sys_heap: fix the incorrect pool->gfp_mask setting

The gfp_mask low order pool is overlapped by the high order inside the loop, so the gfp_mask of all pools are set to high_order_gfp_flags. And all the allcations will have no __GFP_RECLAIM flag, we will easily get the allocation failure problem with memory presure. Changes since v1: 1. fix the

Re: [PATCH v2 07/11] arm64: Add skeleton to harden the branch predictor against aliasing attacks

Hi Will, On 2018/1/17 18:07, Will Deacon wrote: > On Wed, Jan 17, 2018 at 12:10:33PM +0800, Yisheng Xie wrote: >> Hi Will, >> >> On 2018/1/5 21:12, Will Deacon wrote: >>> diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c >>> index 5f7097d0cd12..d99b36555a16 100644 >>> ---

[PATCH v5 01/12] [dt-bindings] [media] Add document file for CXD2880 SPI I/F

From: Yasunari Takiguchi This is the document file for Sony CXD2880 DVB-T2/T tuner + demodulator. It contains the description of the SPI adapter binding. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[tip:x86/cache] x86/intel_rdt: Add command line parameter to control L2_CDP

Commit-ID: 31516de306c0c9235156cdc7acb976ea21f1f646 Gitweb: https://git.kernel.org/tip/31516de306c0c9235156cdc7acb976ea21f1f646 Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:24 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

[tip:x86/cache] x86/intel_rdt: Enable L2 CDP in MSR IA32_L2_QOS_CFG

Commit-ID: 99adde9b370de8e07ef76630c6f60dbf586cdf0e Gitweb: https://git.kernel.org/tip/99adde9b370de8e07ef76630c6f60dbf586cdf0e Author: Fenghua Yu AuthorDate: Wed, 20 Dec 2017 14:57:23 -0800 Committer: Thomas Gleixner CommitDate: Thu, 18 Jan

Re: [BUG 4.15-rc7] IRQ matrix management errors

On Thu, Jan 18, 2018 at 09:10:43AM +0100, Thomas Gleixner wrote: > Can you please provide the output of > > # cat /sys/kernel/debug/irq/irqs/$ONE_I40_IRQ # cat /sys/kernel/debug/irq/irqs/48 handler: handle_edge_irq device: :1a:00.0 status: 0x istate: 0x ddepth: 0

[PATCH v5 04/12] [media] cxd2880: Add spi device IO routines

From: Yasunari Takiguchi Add functions for initializing, reading and writing to the SPI device for the Sony CXD2880 DVB-T2/T tuner + demodulator. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[PATCH v5 09/12] [media] cxd2880: Add DVB-T monitor functions

From: Yasunari Takiguchi Provide monitor functions (DVB-T) for the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto Signed-off-by: Hideki

[PATCH v5 11/12] [media] cxd2880: Add DVB-T2 monitor functions

From: Yasunari Takiguchi Provide monitor functions (DVB-T2) for the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto Signed-off-by: Hideki

Re: [PATCH] irqdomain: provide useful debugging information for irq domain

On 18/01/18 01:53, Yang, Shunyong wrote: > Hi, Marc > > On Wed, 2018-01-17 at 10:43 +, Marc Zyngier wrote: >> On 17/01/18 10:20, Yang, Shunyong wrote: >>> >>> Hi, Thomas and Marc, >>> >>> On Wed, 2018-01-17 at 11:01 +0100, Thomas Gleixner wrote: On Wed, 17 Jan 2018, Yang, Shunyong

[PATCH v5 12/12] [media] cxd2880: Add all Makefile, Kconfig files and Update MAINTAINERS file for the driver

From: Yasunari Takiguchi This is the Makefile, Kconfig files of driver and MAINTAINERS file update about the driver for the Sony CXD2880 DVB-T2/T tuner + demodulator. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[PATCH v2] f2fs: stop gc/discard thread after fs shutdown

Once filesystem shuts down, daemons like gc/discard thread should be aware of it, and do exit, in addtion, drop all cached pending discard commands and turn off real-time discard mode. Signed-off-by: Chao Yu --- v2: - fix to stop daemons with the right way. fs/f2fs/f2fs.h

Re: [PATCH] tcmu: Fix trailing semicolon

On Tue, 2018-01-16 at 10:25 -0600, Michael Christie wrote: > On 01/16/2018 09:34 AM, Luis de Bethencourt wrote: > > The trailing semicolon is an empty statement that does no operation. > > It is completely stripped out by the compiler. Removing it since it doesn't > > do > > anything. > > > >

Re: [PATCH] [RESEND] scsi: ips: fix firmware timestamps for 32-bit

On Wed, 17 Jan 2018, Arnd Bergmann wrote: > do_gettimeofday() is deprecated since it will stop working in 2038 on > 32-bit platforms. The firmware interface here actually supports times > until year 25500, so we should use longer timestamps. > I think that reasoning is flawed. If the firmware

Re: Suspend/resume with FTRACE enabled doesn’t work anymore

Dear Steven, On 01/17/18 17:25, Steven Rostedt wrote: On Wed, 17 Jan 2018 11:19:43 -0500 Steven Rostedt wrote: On Wed, 17 Jan 2018 11:10:31 -0500 Steven Rostedt wrote: It's been fixed, and the the patch is in Linus's tree already:

Re: [PATCH] perf:util:dso: Using O_CLOEXEC in do_open

On Mon, Jan 15, 2018 at 01:04:48PM +0800, Wang YanQing wrote: > I meet strange behavior with below commands on my gentoo box: > 1:perf kmem record > 2:CTRL-C to stop 1 > 3:perf report > 4:"Enter", "Enter", "Run scripts for all samples", > "event_analyzing_sample". > > Then perf report: > " > No

Re: [PATCH v2] KVM: s390: wire up bpb feature

On Wed, 17 Jan 2018 14:44:34 +0100 Christian Borntraeger wrote: > The new firmware interfaces for branch prediction behaviour changes > are transparently available for the guest. Nevertheless, there is > new state attached that should be migrated and properly resetted. >

Re: [PATCH v2 1/3] Revert "do_SAK: Don't recursively take the tasklist_lock"

On 17.01.2018 20:18, Eric W. Biederman wrote: > Kirill Tkhai writes: > >> This reverts commit 20ac94378de5. >> >> send_sig() does not take tasklist_lock for a long time, >> so this commit and the problem it solves are not relevant >> anymore. >> >> Also, the problem of

Re: [PATCH v6 04/36] earlycon: add reg-offset to physical address before mapping

On Mon, Jan 15, 2018 at 6:53 AM, Greentime Hu wrote: > From: Greentime Hu > > It will get the wrong virtual address because port->mapbase is not added > the correct reg-offset yet. We have to update it before earlycon_map() > is called > >

Re: [PATCH 3/3] pinctrl: sx150x: add a static gpio/pinctrl pin range mapping

On Thu, Jan 18, 2018 at 9:19 AM, Peter Rosin wrote: > On 2018-01-18 08:58, Linus Walleij wrote: >> On Wed, Jan 17, 2018 at 2:34 PM, Peter Rosin wrote: >> >>> Without such a range, gpiolib fails with -EPROBE_DEFER, pending the >>> addition of the range. So,

[PATCH v5 05/12] [media] cxd2880: Add tuner part of the driver

From: Yasunari Takiguchi This part of the driver has the main routines to handle the tuner and demodulator functionality. The tnrdmd_mon.* files have monitor functions for the driver. This is part of the Sony CXD2880 DVB-T2/T tuner + demodulator driver.

[PATCH v5 07/12] [media] cxd2880: Add top level of the driver

From: Yasunari Takiguchi This provides the main dvb frontend operation functions for the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[PATCH v5 08/12] [media] cxd2880: Add DVB-T control functions the driver

From: Yasunari Takiguchi Provide definitions, interfaces and functions needed for DVB-T of the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

Re: ipv6 redefinition build issue with 4.15-rc8

On 01/17/2018 11:34 PM, Daniel Wagner wrote: On 01/17/2018 11:20 PM, Hauke Mehrtens wrote: Do we want to do any changes to the kernel header files? I do not know of any clean workaround to make this work, we can probably hack something for connman, but I think it is not worth the trouble.

[BUG] skcipher: Test 1 failed (invalid result) on encryption for cts(virtio_crypto_aes_cbc)

Hello When modprobing tcrypt on a qemu virtual machine, I get the following trace in dmesg: skcipher: Test 1 failed (invalid result) on encryption for cts(virtio_crypto_aes_cbc) Regards Corentin Labbe

Re: [PATCH v2 01/16] drivers: pwm: core: use a single of xlate function

On 18.01.2018 01:14, Brian Norris wrote: > On Tue, Jan 16, 2018 at 10:24:59AM +0200, Claudiu Beznea wrote: >> Please explain me further. From this I understand, as a general rule, >> that the device tree binaries from, e.g. 3 years ago, should be >> compatible with, e.g. the current version of

Re: [PATCH v2 03/16] pwm: cros-ec: update documentation regarding pwm-cells

On 18.01.2018 01:10, Brian Norris wrote: > On Wed, Jan 17, 2018 at 10:29:53AM +0200, Claudiu Beznea wrote: >> With these changes, if pwm-cells=1 then only PWM-channel will be parsed, > > I'm not sure if I'm understanding you correctly but...no. If cells is 1, > then your driver change just

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Re: [PATCH 2/6] backlight/generic-bl: remove DRIVER1 state

On 17/01/18 17:13, Daniel Vetter wrote: On Wed, Jan 17, 2018 at 04:44:00PM +, Daniel Thompson wrote: On 17/01/18 14:01, Daniel Vetter wrote: Nothing in the entire tree ever sets this, which means this is dead code. Remove it. Cc: Lee Jones Cc: Daniel Thompson

Re: [PATCH] kbuild: fix W= option checks for extra DTC warnings

On Thu, Jan 18, 2018 at 4:31 AM, Masahiro Yamada wrote: > Kbuild supports 3 levels of extra warnings, and multiple levels can > be combined, like W=12, W=123. It was added by commit a6de553da01c > ("kbuild: Allow to combine multiple W= levels"). > > From the log of

Re: [PATCH V5 1/8] perf/x86/intel/uncore: customized event_read for client IMC uncore

On Mon, 15 Jan 2018, kan.li...@intel.com wrote: > From: Kan Liang > > There are two free running counters for client IMC uncore. The custom > event_init() function hardcode their index to 'UNCORE_PMC_IDX_FIXED' and > 'UNCORE_PMC_IDX_FIXED + 1'. To support the

Re: [PATCH 0/3] perf tools: Get rid of unused 'swapped' parameter from perf_event__synthesize_sample()

On Tue, Jan 16, 2018 at 03:14:49PM +0200, Adrian Hunter wrote: > Hi > > Here is a minor tidy-up for perf_event__synthesize_sample(). > > > Adrian Hunter (3): > perf intel-pt/bts: Do not swap when synthesizing samples > perf tools: Ensure reserved member of PERF_SAMPLE_CPU is zero in

Re: [PATCH 3/6] s390: add options to change branch prediction behaviour for the kernel

On Wed, 17 Jan 2018 10:48:36 +0100 Martin Schwidefsky wrote: > Add the PPA instruction to the system entry and exit path to switch > the kernel to a different branch prediction behaviour. The instructions > are added via CPU alternatives and can be disabled with the

Re: [PATCH v6 03/36] sparc: io: To use the define of ioremap_[nocache|wc|wb] in asm-generic/io.h

On Mon, Jan 15, 2018 at 6:53 AM, Greentime Hu wrote: > From: Greentime Hu > > It will be built failed if commit id: d25ea659 is selected. This patch > can fix this build error. > > Signed-off-by: Greentime Hu The change is

Re: [PATCH v6 05/36] nds32: Assembly macros and definitions

On Mon, Jan 15, 2018 at 6:53 AM, Greentime Hu wrote: > From: Greentime Hu > > This patch includes assembly macros, bit field definitions used in .S > files across arch/nds32/. > > Signed-off-by: Vincent Chen > Signed-off-by:

[PATCH v5 06/12] [media] cxd2880: Add integration layer for the driver

From: Yasunari Takiguchi These functions monitor the driver and watch for task completion. This is part of the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

[PATCH v5 10/12] [media] cxd2880: Add DVB-T2 control functions for the driver

From: Yasunari Takiguchi Provide definitions, interfaces and functions needed for DVB-T2 of the Sony CXD2880 DVB-T2/T tuner + demodulator driver. Signed-off-by: Yasunari Takiguchi Signed-off-by: Masayuki Yamamoto

Re: [PATCH 1/2] crypto: Implement a generic crypto statistics

On Fri, Jan 12, 2018 at 10:11:18AM +0100, Stephan Mueller wrote: > Am Freitag, 12. Januar 2018, 10:07:30 CET schrieb LABBE Corentin: > > > > > + __u64 stat_hash_tlen; > > > > > > > > }; > > > > > > What I am slightly unsure here is: how should user space detect whether > > > these

Re: [PATCH 2/2 v3] lib: debugobjects: touch watchdog to avoid softlockup when !CONFIG_PREEMPT

On Thu, 18 Jan 2018, Yang Shi wrote: > On 1/17/18 4:21 AM, Thomas Gleixner wrote: > > There are two things which can be done here: > > > > 1) The collected objects can be put on a global free list and work > > scheduled to free them piecewise. > > I don't get your point here. objects free

Re: [BUG 4.15-rc7] IRQ matrix management errors

On Thu, 18 Jan 2018, Keith Busch wrote: > On Thu, Jan 18, 2018 at 09:10:43AM +0100, Thomas Gleixner wrote: > > Can you please provide the output of > > > > # cat /sys/kernel/debug/irq/irqs/$ONE_I40_IRQ > > # cat /sys/kernel/debug/irq/irqs/48 > handler: handle_edge_irq > device: :1a:00.0

[PATCH] f2fs: drop page cache after fs shutdown

Don't remain dirtied page cache in f2fs after shutdown, it can mitigate memory pressure of whole system, in order to keep other modules working properly. Signed-off-by: Chao Yu --- fs/f2fs/checkpoint.c | 7 +-- fs/f2fs/data.c | 12 ++-- fs/f2fs/node.c

Re: [PATCH 3/6] backlight/pandora: Stop using BL_CORE_DRIVER1

On 17/01/18 21:38, Daniel Vetter wrote: Thanks a lot for your comments. On Wed, Jan 17, 2018 at 04:47:41PM +, Daniel Thompson wrote: On 17/01/18 14:01, Daniel Vetter wrote: Leaking driver internal tracking into the already massively confusing backlight power tracking is really confusing.

Re: [PATCH 1/7] staging: ccree: remove ccree from staging tree

On Thu, Jan 18, 2018 at 10:39:11AM +0200, Gilad Ben-Yossef wrote: > On Sat, Jan 13, 2018 at 3:21 PM, Greg Kroah-Hartman > wrote: > > On Thu, Jan 11, 2018 at 09:17:08AM +, Gilad Ben-Yossef wrote: > >> Remove the ccree driver from the staging tree in preparation to >

Re: [PATCH] perf report: Provide libtraceevent with a kernel symbol resolver

On Wed, Jan 17, 2018 at 12:48:12AM +0800, Wang YanQing wrote: > On Mon, Jan 15, 2018 at 11:06:11AM +0100, Jiri Olsa wrote: > > On Mon, Jan 15, 2018 at 12:47:32PM +0800, Wang YanQing wrote: > > > So that beautifiers wanting to resolve kernel function addresses to > > > names can do its work, and

Re: [RFC PATCH 1/2] pinctrl: add consumer variant for gpio request

On Mon, Jan 15, 2018 at 5:22 PM, Ludovic Desroches wrote: > Add a consumer variant to GPIO request relative functions. The goal > is to fix the bad ownership, which is arbitrary set to > "range->name:gpio", of a GPIO. For this patch on its own (apart from the

[PATCH] clk: mux: document clk_mux table field

The table field is missing in the documentation of clk_mux. Add a small blurb explaining what it is Signed-off-by: Jerome Brunet --- include/linux/clk-provider.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h

Re: [PATCH v6 00/36] Andes(nds32) Linux Kernel Port

On Mon, Jan 15, 2018 at 6:53 AM, Greentime Hu wrote: > This is the 6th version patchset to add the Linux kernel port for Andes(nds32) > processors. Almost all of the feedbacks from v5 patchseries has been > addressed. > Thanks to everyone who provided feedback on the previous

Re: [RESEND PATCH V2 3/4] perf/x86/intel: drain PEBS buffer in event read

On Tue, Jan 16, 2018 at 01:49:13PM -0500, Liang, Kan wrote: > > > On 1/11/2018 10:45 AM, Jiri Olsa wrote: > > On Thu, Jan 11, 2018 at 10:21:25AM -0500, Liang, Kan wrote: > > > > SNIP > > > > > > > > > > hum, but the PEBS drain is specific just for > > > > PERF_X86_EVENT_AUTO_RELOAD events,

Re: [PATCH 1/1] ARM: dts: sunxi: Add Olimex A20-SOM204-EVB board

Hi! On Mon, Jan 15, 2018 at 12:07:34PM +0200, Stefan Mavrodiev wrote: > > > +/dts-v1/; > > > +#include "sun7i-a20.dtsi" > > > +#include "sunxi-common-regulators.dtsi" > > > + > > > + > > > +#include > > > +#include > > > +#include > > > + > > > +/ { > > > + model = "Olimex A20-SOM204-EVB"; > >

Re: [PATCH] workqueue: Handle race between wake up and rebind

On 01/18/2018 08:32 AM, Lai Jiangshan wrote: On Wed, Jan 17, 2018 at 4:08 AM, Neeraj Upadhyay wrote: On 01/16/2018 11:05 PM, Tejun Heo wrote: Hello, Neeraj. On Mon, Jan 15, 2018 at 02:08:12PM +0530, Neeraj Upadhyay wrote: - kworker/0:0 gets chance to run on cpu1;

Re: [PATCH v2 1/3] Revert "do_SAK: Don't recursively take the tasklist_lock"

On 17.01.2018 20:49, Eric W. Biederman wrote: > Oleg Nesterov writes: > >> On 01/17, Eric W. Biederman wrote: >> >>> Kirill Tkhai writes: >>> This reverts commit 20ac94378de5. send_sig() does not take tasklist_lock for a long time, so

Re: [PATCH] crypto: ux500/hash: Add empty export and import

On Tue, Jan 16, 2018 at 5:32 PM, Kamil Konieczny wrote: > Crypto framework will require async hash export/import, so add empty > functions to prevent OOPS. > > Signed-off-by: Kamil Konieczny Acked-by: Linus Walleij

Re: [PATCH 23/35] x86/speculation: Add basic speculation control code

On Thu, Jan 18, 2018 at 5:41 PM, Andrea Arcangeli wrote: > Hello, > > On Thu, Jan 18, 2018 at 03:25:25PM -0800, Andy Lutomirski wrote: >> I read the whitepaper that documented the new MSRs a couple days ago >> and I'm now completely unable to find it. If anyone could send

Re: [PATCH 30/35] x86/speculation: Use Indirect Branch Prediction Barrier in context switch

On Thu, Jan 18, 2018 at 04:38:32PM -0800, Tim Chen wrote: > On 01/18/2018 05:48 AM, Peter Zijlstra wrote: > > > >+/* > >+ * Avoid user/user BTB poisoning by flushing the branch > >predictor > >+ * when switching between processes. This stops one process from >

RE: [PATCH 23/35] x86/speculation: Add basic speculation control code

> Enabling IBRS does not prevent software from controlling the predicted > targets of indirect branches of unrelated software executed later at > the same predictor mode (for example, between two different user > applications, or two different virtual machines). Such isolation can > be ensured

Re: [PATCH v5 4/4] PCI/DPC: Enumerate the devices after DPC trigger event

On 2018-01-19 07:13, Keith Busch wrote: On Thu, Jan 18, 2018 at 11:35:59AM -0500, Sinan Kaya wrote: On 1/18/2018 12:32 AM, p...@codeaurora.org wrote: > On 2018-01-18 08:26, Keith Busch wrote: >> On Wed, Jan 17, 2018 at 08:27:39AM -0800, Sinan Kaya wrote: >>> On 1/17/2018 5:37 AM, Oza Pawandeep

Re: linux-next: build warning after merge of the crypto tree

Hi Herbert, It's an indentation issue. Seems checkpatch and default compile options does not report this warning. How would you like to take the fix. Should I sent whole series again with fix or only indentation patch. On 19-01-2018 07:19, Stephen Rothwell wrote: > Hi Herbert, > > After

Re: [PATCH v5 3/4] PCI/DPC: Unify and plumb error handling into DPC

On 2018-01-18 23:33, Sinan Kaya wrote: On 1/18/2018 1:00 PM, p...@codeaurora.org wrote: I think you would put into include/linux/pci.h only if there is an external use of constant outside of drivers/pci directory. Otherwise, you should keep the setting inside one of the header files in

[PATCH] printk: drop redundant devkmsg_log_str memsets

We copy in null terminated strings "on" and "off", no need to zero out devkmsg_log_str in control_devkmsg(). Signed-off-by: Sergey Senozhatsky --- kernel/printk/printk.c | 11 --- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git

Re: [PATCH v5 3/4] PCI/DPC: Unify and plumb error handling into DPC

On 1/18/2018 11:23 PM, p...@codeaurora.org wrote: > On 2018-01-18 23:33, Sinan Kaya wrote: >> On 1/18/2018 1:00 PM, p...@codeaurora.org wrote: I think you would put into include/linux/pci.h only if there is an external use of constant outside of drivers/pci directory. Otherwise, you

Re: [PATCH] print kdump kernel loaded status in stack dump

On 01/18/18 at 01:57pm, Steven Rostedt wrote: > On Thu, 18 Jan 2018 10:02:17 -0800 > Andi Kleen wrote: > > > Dave Young writes: > > > printk("%sHardware name: %s\n", > > > log_lvl, dump_stack_arch_desc_str); > > > + if

Re: [PATCH 3/6] s390: add options to change branch prediction behaviour for the kernel

在 2018/1/17 17:48, Martin Schwidefsky 写道: Add the PPA instruction to the system entry and exit path to switch the kernel to a different branch prediction behaviour. The instructions are added via CPU alternatives and can be disabled with the "nospec" or the "nobp=0" kernel parameter. If the

Re: [PATCH V5 2/2] nvme-pci: fixup the timeout case when reset is ongoing

On Thu, Jan 18, 2018 at 06:10:02PM +0800, Jianchao Wang wrote: > + * - When the ctrl.state is NVME_CTRL_RESETTING, the expired > + * request should come from the previous work and we handle > + * it as nvme_cancel_request. > + * - When the ctrl.state is

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