[PATCH V2 2/5] pwm: Add i.MX TPM PWM driver support

2019-03-13 Thread Anson Huang
i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module) inside, add TPM PWM driver support. Signed-off-by: Anson Huang --- Changes since V1: - improve coding style, function name's prefix; - improve Kconfig's help info; - use .apply instead for

[PATCH V2 1/5] dt-bindings: pwm: Add i.MX TPM PWM binding

2019-03-13 Thread Anson Huang
Add i.MX TPM(Low Power Timer/Pulse Width Modulation Module) PWM binding. Signed-off-by: Anson Huang --- Changes since V1: - remove optional property which is no need now. --- Documentation/devicetree/bindings/pwm/imx-tpm-pwm.txt | 19 +++ 1 file changed, 19 insertions(+)

[PATCH V2 0/5] Add i.MX7ULP EVK PWM backlight support

2019-03-13 Thread Anson Huang
i.MX7ULP EVK board has MIPI-DSI display, its backlight is supplied by TPM PWM module, this patch set enables i.MX7ULP TPM PWM driver support and also add backlight support for MIPI-DSI display. Anson Huang (5): dt-bindings: pwm: Add i.MX TPM PWM binding pwm: Add i.MX TPM PWM driver support

Re: [PATCH] svm: Fix AVIC incomplete IPI emulation

2019-03-13 Thread Oren Twaig
Hi Suravee, Please see below.. On 03/11/2019 01:38 PM, Suthikulpanit, Suravee wrote: Hi Oren, Sorry for delay response. On 3/5/19 1:15 AM, Oren Twaig wrote: Hello Suravee, According to AMD's SDM, the target-not-running incomplete ipi exit is only received if any of the destination cpus had

RE: [PATCH 2/5] pwm: Add i.MX TPM PWM driver support

2019-03-13 Thread Anson Huang
Hi, Uwe Best Regards! Anson Huang > -Original Message- > From: Uwe Kleine-König [mailto:u.kleine-koe...@pengutronix.de] > Sent: 2019年3月11日 17:27 > To: Anson Huang > Cc: thierry.red...@gmail.com; robh...@kernel.org; mark.rutl...@arm.com; > shawn...@kernel.org; s.ha...@pengutronix.de;

Re: [LKP] [ext4] fde872682e: fsmark.files_per_sec -38.0% regression

2019-03-13 Thread huang ying
Hi, Ted, On Wed, Jan 2, 2019 at 8:40 AM kernel test robot wrote: > > Greeting, > > FYI, we noticed a -38.0% regression of fsmark.files_per_sec due to commit: > > > commit: fde872682e175743e0c3ef939c89e3c6008a1529 ("ext4: force inode writes > when nfsd calls commit_metadata()") >

Re: [PATCH v3 5/7] staging: iio: ad5933: add ABI documentation

2019-03-13 Thread Alexandru Ardelean
On Tue, Mar 12, 2019 at 7:31 PM Marcelo Schmitt wrote: > > On 03/11, Alexandru Ardelean wrote: > > On Sun, Mar 10, 2019 at 7:47 PM Marcelo Schmitt > > wrote: > > > > > > Add an ABI documentation for the ad5933 driver. > > > > There's already an ABI documentation for this driver. > > See: > >

Re: [PATCH v4 3/3] i2c: mux: pca954x: allow management of device idle state via sysfs

2019-03-13 Thread Peter Rosin
Hi Greg, I was wondering if you think the below ABI addition looks sane to you? Or, should I ask someone else for a tag? Cheers, Peter On 2019-02-28 12:43, Robert Shearman wrote: > From: Robert Shearman > > The behaviour, by default, to not deselect after each transfer is > unsafe when there

[PATCH v2] ARM: dts: vf610: Add ZII SPB4 board

2019-03-13 Thread Andrey Smirnov
Add Device Tree for VF610 based Zodiac Seat Power Box. Signed-off-by: Andrey Smirnov Cc: Shawn Guo Cc: Chris Healy Cc: Andrew Lunn Cc: Heiner Kallweit Cc: Fabio Estevam Cc: linux-arm-ker...@lists.infradead.org Cc: linux-kernel@vger.kernel.org Cc: linux-...@nxp.com --- Changes since [v1]:

Re: [PATCH 1/8] drivers: tty: serial: 8250_bcm2835aux: use devm_platform_ioremap_resource()

2019-03-13 Thread Enrico Weigelt, metux IT consult
On 12.03.19 17:33, Greg KH wrote: > On Tue, Mar 12, 2019 at 03:57:33PM +0100, Enrico Weigelt, metux IT consult > wrote: >> --- >> drivers/tty/serial/8250/8250_bcm2835aux.c | 12 >> 1 file changed, 4 insertions(+), 8 deletions(-) > > No changelog or signed-off-by, sorry, please fix

regression (bisected): "modprobe parport_pc" hangs in current mainline

2019-03-13 Thread Michal Kubecek
Hello, I encountered a regression in current (post-5.0) mainline kernel which I bisected to commit 1aec4211204d ("parport: daisy: use new parport device model"). Running "modprobe parport_pc" hangs up: tweed:~ # ps ax | grep modprobe 1206 pts/0D+ 0:00 modprobe parport_pc 1209 ?

Re: INFO: rcu detected stall in sys_sendfile64 (2)

2019-03-13 Thread Dmitry Vyukov
On Tue, Mar 12, 2019 at 10:11 PM Tetsuo Handa wrote: > > On 2019/03/13 2:15, Dmitry Vyukov wrote: > >> Also, this bisection is finding multiple different crash patterns, which > >> suggests that the crashed tests are not giving correct feedback to syzbot. > > > > Treating different crashes as

Re: WARNING: bad usercopy in fanotify_read

2019-03-13 Thread Amir Goldstein
On Wed, Mar 13, 2019 at 8:26 AM Kees Cook wrote: > > On Mon, Mar 11, 2019 at 1:42 PM syzbot > wrote: > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17ee410b20 > > [...] > > [ cut here ] > > Bad or missing usercopy whitelist? Kernel memory exposure

Re: [PATCH v3 2/2] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3998

2019-03-13 Thread c-hbandi
Hi Matthias, On 2019-03-12 22:29, Matthias Kaehlcke wrote: +DT folks Please add them in future versions (script/scripts/get_maintainer.pl should have listed them) [Harish] -- Will add them in new version of patches. On Tue, Mar 12, 2019 at 05:52:59PM +0530, Harish Bandi wrote: This

Re: WARNING: bad usercopy in fanotify_read

2019-03-13 Thread Kees Cook
On Mon, Mar 11, 2019 at 1:42 PM syzbot wrote: > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17ee410b20 > [...] > [ cut here ] > Bad or missing usercopy whitelist? Kernel memory exposure attempt detected > from SLAB object 'fanotify_event' (offset 40, size

Re: [PATCH v3 1/2] Bluetooth: hci_qca: Added support for wcn3998

2019-03-13 Thread c-hbandi
Hi Matthias, On 2019-03-12 21:59, Matthias Kaehlcke wrote: Hi Harish, On Tue, Mar 12, 2019 at 05:52:58PM +0530, Harish Bandi wrote: Added new compatible for wcn3998 and corresponding voltage and current values to wcn3998 compatible. Changed driver code to support wcn3998 Signed-off-by:

Re: [PATCH v5] PM / devfreq: Restart previous governor if new governor fails to start

2019-03-13 Thread Sibi Sankar
On 2019-03-12 12:47, MyungJoo Ham wrote: From: Saravana Kannan If the new governor fails to start, switch back to old governor so that the devfreq state is not left in some weird limbo. [Mjungjoo: assume fatal on revert failure and set df->governor to NULL] Signed-off-by: Sibi Sankar

Re: [PATCH 0/3] userfaultfd: allow to forbid unprivileged users

2019-03-13 Thread Peter Xu
On Tue, Mar 12, 2019 at 12:59:34PM -0700, Mike Kravetz wrote: > On 3/11/19 2:36 AM, Peter Xu wrote: > > > > The "kvm" entry is a bit special here only to make sure that existing > > users like QEMU/KVM won't break by this newly introduced flag. What > > we need to do is simply set the

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