Re: sound: use-after-free in hrtimer_cancel

On Fri, Jun 24, 2016 at 3:33 PM, Takashi Iwai wrote: > On Tue, 21 Jun 2016 19:41:28 +0200, > Dmitry Vyukov wrote: >> >> On Mon, Jun 6, 2016 at 6:39 PM, Takashi Iwai wrote: >> > On Mon, 06 Jun 2016 18:29:25 +0200, >> > Dmitry Vyukov wrote: >> >> >> >> On Mon, Jun 6,

Re: sound: use-after-free in hrtimer_cancel

On Fri, Jun 24, 2016 at 3:33 PM, Takashi Iwai wrote: > On Tue, 21 Jun 2016 19:41:28 +0200, > Dmitry Vyukov wrote: >> >> On Mon, Jun 6, 2016 at 6:39 PM, Takashi Iwai wrote: >> > On Mon, 06 Jun 2016 18:29:25 +0200, >> > Dmitry Vyukov wrote: >> >> >> >> On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai

Re: [PATCH v5 1/9] [media] v4l2-core: Add support for touch devices

On 22/06/2016 23:08, Nick Dyer wrote: > Some touch controllers send out touch data in a similar way to a > greyscale frame grabber. > > Use a new device prefix v4l-touch for these devices, to stop generic > capture software from treating them as webcams. > > Add formats: > -

Re: [PATCH v5 1/9] [media] v4l2-core: Add support for touch devices

On 22/06/2016 23:08, Nick Dyer wrote: > Some touch controllers send out touch data in a similar way to a > greyscale frame grabber. > > Use a new device prefix v4l-touch for these devices, to stop generic > capture software from treating them as webcams. > > Add formats: > -

Re: [PATCH v3 0/6] watchdog: add watchdog pretimeout framework

On 06/24/2016 02:46 AM, Wolfram Sang wrote: On Tue, Jun 07, 2016 at 08:38:41PM +0300, Vladimir Zapolskiy wrote: The change adds a simple watchdog pretimeout framework infrastructure, its purpose is to allow users to select a desired handling of watchdog pretimeout events, which may be generated

Re: [PATCH v3 0/6] watchdog: add watchdog pretimeout framework

On 06/24/2016 02:46 AM, Wolfram Sang wrote: On Tue, Jun 07, 2016 at 08:38:41PM +0300, Vladimir Zapolskiy wrote: The change adds a simple watchdog pretimeout framework infrastructure, its purpose is to allow users to select a desired handling of watchdog pretimeout events, which may be generated

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 03:23:37PM +0200, Vincent Guittot wrote: > > It seemed like a simple and cheap way to increase accuracy, nothing more > > behind it until the commit you referred to. > > Thanks for the clarification. > I thought that the difference should always be smaller than 1/64th of >

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 03:23:37PM +0200, Vincent Guittot wrote: > > It seemed like a simple and cheap way to increase accuracy, nothing more > > behind it until the commit you referred to. > > Thanks for the clarification. > I thought that the difference should always be smaller than 1/64th of >

Re: [PATCH 2/3] printk: Make the printk*once() variants return a value

On Fri, 2016-06-24 at 10:30 +0200, Borislav Petkov wrote: > From: Borislav Petkov > > Have printk*once() return a bool which denotes whether the string was > printed or not so that calling code can react accordingly. I expected object size to either increase or stay the same with

Re: [PATCH 2/3] printk: Make the printk*once() variants return a value

On Fri, 2016-06-24 at 10:30 +0200, Borislav Petkov wrote: > From: Borislav Petkov > > Have printk*once() return a bool which denotes whether the string was > printed or not so that calling code can react accordingly. I expected object size to either increase or stay the same with just this

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > --- a/kernel/sched/fair.c > > +++ b/kernel/sched/fair.c > > @@ -2484,7 +2484,7 @@ static inline long calc_tg_weight(struct task_group > > *tg, struct cfs_rq *cfs_rq) > > */ > > tg_weight =

Re: [Nbd] [PATCH 3/3]nbd: make nbd device wait for its users

On 06/24/2016 04:09 AM, Pranay Kr. Srivastava wrote: > When a timeout occurs or a recv fails, then > instead of abruplty killing nbd block device s/abruplty/abruptly/ > wait for it's users to finish. s/it's/its/ > > This is more required when filesystem(s) like > ext2 or ext3 don't expect

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > --- a/kernel/sched/fair.c > > +++ b/kernel/sched/fair.c > > @@ -2484,7 +2484,7 @@ static inline long calc_tg_weight(struct task_group > > *tg, struct cfs_rq *cfs_rq) > > */ > > tg_weight =

Re: [Nbd] [PATCH 3/3]nbd: make nbd device wait for its users

On 06/24/2016 04:09 AM, Pranay Kr. Srivastava wrote: > When a timeout occurs or a recv fails, then > instead of abruplty killing nbd block device s/abruplty/abruptly/ > wait for it's users to finish. s/it's/its/ > > This is more required when filesystem(s) like > ext2 or ext3 don't expect

Re: [Nbd] [PATCH 1/2] nbd: make nbd device wait for its users

On 06/24/2016 03:29 AM, Markus Pargmann wrote: > From: "Pranay Kr. Srivastava" > > When a timeout occurs or a recv fails, then instead of abruplty killing s/abruplty/abruptly/ > nbd block device wait for it's users to finish. s/it's/its/ (remember, "it's" is only usable

Re: [Nbd] [PATCH 1/2] nbd: make nbd device wait for its users

On 06/24/2016 03:29 AM, Markus Pargmann wrote: > From: "Pranay Kr. Srivastava" > > When a timeout occurs or a recv fails, then instead of abruplty killing s/abruplty/abruptly/ > nbd block device wait for it's users to finish. s/it's/its/ (remember, "it's" is only usable where "it is" would

Re: [PATCH 2/2] ARM: dts: at91: Modify information in LED nodes.

Hi, On 24/06/2016 at 19:01:09 +0530, Raashid Muhammed wrote : > Add power led node and rename status led node. > Well, I'm ok with the change but this does more: > Signed-off-by: Raashid Muhammed > Reviewed-by: Vijay Kumar B. > --- >

Re: [PATCH 2/2] ARM: dts: at91: Modify information in LED nodes.

Hi, On 24/06/2016 at 19:01:09 +0530, Raashid Muhammed wrote : > Add power led node and rename status led node. > Well, I'm ok with the change but this does more: > Signed-off-by: Raashid Muhammed > Reviewed-by: Vijay Kumar B. > --- > arch/arm/boot/dts/at91-sam9_l9260.dts | 13 +

Re: Crashes in -next due to 'mm, page_alloc: remove fair zone allocation policy'

Hi Mel, On 06/24/2016 01:39 AM, Mel Gorman wrote: On Thu, Jun 23, 2016 at 11:05:33PM -0700, Guenter Roeck wrote: Hi, I see a lot of crashes with various architectures in next-20160623. I bisected mips and sh; both bisect log point to the same patch. Bisect log is attached. arm, ppc, and x86

Re: Crashes in -next due to 'mm, page_alloc: remove fair zone allocation policy'

Hi Mel, On 06/24/2016 01:39 AM, Mel Gorman wrote: On Thu, Jun 23, 2016 at 11:05:33PM -0700, Guenter Roeck wrote: Hi, I see a lot of crashes with various architectures in next-20160623. I bisected mips and sh; both bisect log point to the same patch. Bisect log is attached. arm, ppc, and x86

Re: [PATCH 0/2] intel_idle updates

On Friday, June 17, 2016 01:28:32 AM Len Brown wrote: > Rafael, > > Since you've already pulled Dave's intel-family.h intel_idle changes > into your tree, please also apply these intel_idle patches to that branch. > > [PATCH 1/2] drivers/idle: make intel_idle.c driver more explicitly > [PATCH

RE: linux-next: build failure after merge of the crypto tree

> -Original Message- > From: Herbert Xu [mailto:herb...@gondor.apana.org.au] > Sent: Friday, June 24, 2016 2:33 PM > To: Stephen Rothwell > Cc: linux-n...@vger.kernel.org; linux-kernel@vger.kernel.org; Benedetto, > Salvatore >

Re: [PATCH 0/2] intel_idle updates

On Friday, June 17, 2016 01:28:32 AM Len Brown wrote: > Rafael, > > Since you've already pulled Dave's intel-family.h intel_idle changes > into your tree, please also apply these intel_idle patches to that branch. > > [PATCH 1/2] drivers/idle: make intel_idle.c driver more explicitly > [PATCH

RE: linux-next: build failure after merge of the crypto tree

> -Original Message- > From: Herbert Xu [mailto:herb...@gondor.apana.org.au] > Sent: Friday, June 24, 2016 2:33 PM > To: Stephen Rothwell > Cc: linux-n...@vger.kernel.org; linux-kernel@vger.kernel.org; Benedetto, > Salvatore > Subject: Re: linux-next: build failure after merge of the

Re: [PATCH] PM / devfreq: Send the DEVFREQ_POSTCHANGE notification when target() is failed

On Friday, June 24, 2016 12:28:09 AM MyungJoo Ham wrote: > > Hi, > > > > 2016-06-23 22:40 GMT+09:00 Rafael J. Wysocki : > > > On Thu, Jun 23, 2016 at 4:18 AM, Chanwoo Choi > > > wrote: > > >> This patch sends the DEVFREQ_POSTCHANGE notification when > >

Re: [PATCH] PM / devfreq: Send the DEVFREQ_POSTCHANGE notification when target() is failed

On Friday, June 24, 2016 12:28:09 AM MyungJoo Ham wrote: > > Hi, > > > > 2016-06-23 22:40 GMT+09:00 Rafael J. Wysocki : > > > On Thu, Jun 23, 2016 at 4:18 AM, Chanwoo Choi > > > wrote: > > >> This patch sends the DEVFREQ_POSTCHANGE notification when > > >> devfreq->profile->targer() is failed.

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 03:23:37PM +0200, Vincent Guittot wrote: > On 24 June 2016 at 15:09, Peter Zijlstra wrote: > > On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > > >> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c > >> > index

Re: sound: use-after-free in hrtimer_cancel

On Tue, 21 Jun 2016 19:41:28 +0200, Dmitry Vyukov wrote: > > On Mon, Jun 6, 2016 at 6:39 PM, Takashi Iwai wrote: > > On Mon, 06 Jun 2016 18:29:25 +0200, > > Dmitry Vyukov wrote: > >> > >> On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: > >> > On Sat, 04 Jun

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 03:23:37PM +0200, Vincent Guittot wrote: > On 24 June 2016 at 15:09, Peter Zijlstra wrote: > > On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > > >> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c > >> > index 22d64b3f5876..d4f6fb2f3057 100644

Re: sound: use-after-free in hrtimer_cancel

On Tue, 21 Jun 2016 19:41:28 +0200, Dmitry Vyukov wrote: > > On Mon, Jun 6, 2016 at 6:39 PM, Takashi Iwai wrote: > > On Mon, 06 Jun 2016 18:29:25 +0200, > > Dmitry Vyukov wrote: > >> > >> On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: > >> > On Sat, 04 Jun 2016 20:27:50 +0200, > >> >

Re: sound: use-after-free in hrtimer_cancel

On Fri, Jun 24, 2016 at 3:32 PM, Takashi Iwai wrote: > On Tue, 21 Jun 2016 20:26:48 +0200, > Dmitry Vyukov wrote: >> >> On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: >> > On Sat, 04 Jun 2016 20:27:50 +0200, >> > Dmitry Vyukov wrote: >> >> >> >> On Sat, Jun 4,

Re: sound: use-after-free in hrtimer_cancel

On Fri, Jun 24, 2016 at 3:32 PM, Takashi Iwai wrote: > On Tue, 21 Jun 2016 20:26:48 +0200, > Dmitry Vyukov wrote: >> >> On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: >> > On Sat, 04 Jun 2016 20:27:50 +0200, >> > Dmitry Vyukov wrote: >> >> >> >> On Sat, Jun 4, 2016 at 8:00 PM, Dmitry Vyukov

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

On Fri, Jun 24, 2016 at 04:20:22PM +1000, Stephen Rothwell wrote: > Hi Herbert, > > After merging the crypto tree, today's linux-next build (powerpc > allyesconfig) failed like this: > > net/built-in.o: In function `.ecdh_shared_secret': > (.text+0x4ad8d0): multiple definition of

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

On Fri, Jun 24, 2016 at 04:20:22PM +1000, Stephen Rothwell wrote: > Hi Herbert, > > After merging the crypto tree, today's linux-next build (powerpc > allyesconfig) failed like this: > > net/built-in.o: In function `.ecdh_shared_secret': > (.text+0x4ad8d0): multiple definition of

Re: sound: use-after-free in hrtimer_cancel

On Tue, 21 Jun 2016 20:26:48 +0200, Dmitry Vyukov wrote: > > On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: > > On Sat, 04 Jun 2016 20:27:50 +0200, > > Dmitry Vyukov wrote: > >> > >> On Sat, Jun 4, 2016 at 8:00 PM, Dmitry Vyukov wrote: > >> > Hello, > >>

Re: sound: use-after-free in hrtimer_cancel

On Tue, 21 Jun 2016 20:26:48 +0200, Dmitry Vyukov wrote: > > On Mon, Jun 6, 2016 at 4:11 PM, Takashi Iwai wrote: > > On Sat, 04 Jun 2016 20:27:50 +0200, > > Dmitry Vyukov wrote: > >> > >> On Sat, Jun 4, 2016 at 8:00 PM, Dmitry Vyukov wrote: > >> > Hello, > >> > > >> > The following program

[PATCH 2/2] ARM: dts: at91: Modify information in LED nodes.

Add power led node and rename status led node. Signed-off-by: Raashid Muhammed Reviewed-by: Vijay Kumar B. --- arch/arm/boot/dts/at91-sam9_l9260.dts | 13 + 1 file changed, 9 insertions(+), 4 deletions(-) diff --git

[PATCH 2/2] ARM: dts: at91: Modify information in LED nodes.

Add power led node and rename status led node. Signed-off-by: Raashid Muhammed Reviewed-by: Vijay Kumar B. --- arch/arm/boot/dts/at91-sam9_l9260.dts | 13 + 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/at91-sam9_l9260.dts

[PATCH 1/2] ARM: dts: at91: Add pinctrl information to ethernet node.

Add missing pinctrl information to ethernet node. Signed-off-by: Raashid Muhammed Reviewed-by: Vijay Kumar B. --- arch/arm/boot/dts/at91-sam9_l9260.dts | 1 + 1 file changed, 1 insertion(+) diff --git

[PATCH 1/2] ARM: dts: at91: Add pinctrl information to ethernet node.

Add missing pinctrl information to ethernet node. Signed-off-by: Raashid Muhammed Reviewed-by: Vijay Kumar B. --- arch/arm/boot/dts/at91-sam9_l9260.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/at91-sam9_l9260.dts b/arch/arm/boot/dts/at91-sam9_l9260.dts index

Re: [PATCH v2] crypto: Jitter RNG - use ktime_get_ns as fallback

On Wed, Jun 22, 2016 at 07:26:06PM +0200, Stephan Mueller wrote: > Hi John, Herbert, > > Changes v2: use ktime_get_ns instead of ktime_get_raw_ns > > The testing was re-performed and indicate no difference to the previous > testing. Patch applied. Thanks. -- Email: Herbert Xu

Re: [PATCH v2] crypto: Jitter RNG - use ktime_get_ns as fallback

On Wed, Jun 22, 2016 at 07:26:06PM +0200, Stephan Mueller wrote: > Hi John, Herbert, > > Changes v2: use ktime_get_ns instead of ktime_get_raw_ns > > The testing was re-performed and indicate no difference to the previous > testing. Patch applied. Thanks. -- Email: Herbert Xu Home Page:

Re: [PATCH] ACPI: CPPC: Return error if _CPC is invalid on a CPU

On Wednesday, June 22, 2016 11:01:42 AM Prakash, Prashanth wrote: > Hi Hoan, > > On 6/17/2016 4:16 PM, Hoan Tran wrote: > > Based on 8.4.7.1 section of ACPI 6.1 specification, if the platform > > supports CPPC, the _CPC object must exist under all processor objects. > > If cpc_desc_ptr pointer is

Re: [PATCH] ACPI: CPPC: Return error if _CPC is invalid on a CPU

On Wednesday, June 22, 2016 11:01:42 AM Prakash, Prashanth wrote: > Hi Hoan, > > On 6/17/2016 4:16 PM, Hoan Tran wrote: > > Based on 8.4.7.1 section of ACPI 6.1 specification, if the platform > > supports CPPC, the _CPC object must exist under all processor objects. > > If cpc_desc_ptr pointer is

Re: [PATCH net] Bridge: Fix ipv6 mc snooping if bridge has no ipv6 address

On Fri, Jun 24, 2016 at 12:35:18PM +0200, Daniel Danzberger wrote: > The bridge is falsly dropping ipv6 mulitcast packets if there is: > 1. No ipv6 address assigned on the brigde. > 2. No external mld querier present. > 3. The internal querier enabled. > > When the bridge fails to build mld

Re: [PATCH net] Bridge: Fix ipv6 mc snooping if bridge has no ipv6 address

On Fri, Jun 24, 2016 at 12:35:18PM +0200, Daniel Danzberger wrote: > The bridge is falsly dropping ipv6 mulitcast packets if there is: > 1. No ipv6 address assigned on the brigde. > 2. No external mld querier present. > 3. The internal querier enabled. > > When the bridge fails to build mld

Re: [RFC 5/5] dma-buf/sync_file: rework fence storage in struct file

2016-06-23 Chris Wilson : > On Thu, Jun 23, 2016 at 12:29:50PM -0300, Gustavo Padovan wrote: > > -static void sync_file_add_pt(struct sync_file *sync_file, int *i, > > +static int sync_file_set_fence(struct sync_file *sync_file, > > + struct

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On 24 June 2016 at 15:09, Peter Zijlstra wrote: > On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > >> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c >> > index 22d64b3f5876..d4f6fb2f3057 100644 >> > --- a/kernel/sched/fair.c >> > +++

Re: [RFC 5/5] dma-buf/sync_file: rework fence storage in struct file

2016-06-23 Chris Wilson : > On Thu, Jun 23, 2016 at 12:29:50PM -0300, Gustavo Padovan wrote: > > -static void sync_file_add_pt(struct sync_file *sync_file, int *i, > > +static int sync_file_set_fence(struct sync_file *sync_file, > > + struct fence **fences) > > +{ > > +

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On 24 June 2016 at 15:09, Peter Zijlstra wrote: > On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > >> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c >> > index 22d64b3f5876..d4f6fb2f3057 100644 >> > --- a/kernel/sched/fair.c >> > +++ b/kernel/sched/fair.c >> > @@

Re: [PATCH v3 1/6] mm/page_alloc: recalculate some of zone threshold when on/offline memory

On 05/26/2016 08:22 AM, js1...@gmail.com wrote: From: Joonsoo Kim Some of zone threshold depends on number of managed pages in the zone. When memory is going on/offline, it can be changed and we need to adjust them. This patch add recalculation to appropriate places

Re: [PATCH v3 1/6] mm/page_alloc: recalculate some of zone threshold when on/offline memory

On 05/26/2016 08:22 AM, js1...@gmail.com wrote: From: Joonsoo Kim Some of zone threshold depends on number of managed pages in the zone. When memory is going on/offline, it can be changed and we need to adjust them. This patch add recalculation to appropriate places and clean-up related

Re: [RFC 1/5] dma-buf/fence: add .teardown() ops

2016-06-23 Chris Wilson : > On Thu, Jun 23, 2016 at 12:29:46PM -0300, Gustavo Padovan wrote: > > From: Gustavo Padovan > > > > fence_array requires a function to clean up its state before we > > are able to call fence_put() and release

Re: [RFC 1/5] dma-buf/fence: add .teardown() ops

2016-06-23 Chris Wilson : > On Thu, Jun 23, 2016 at 12:29:46PM -0300, Gustavo Padovan wrote: > > From: Gustavo Padovan > > > > fence_array requires a function to clean up its state before we > > are able to call fence_put() and release it. > > An explanation along the lines of: > > As the

Re: [RFC 0/5] rework fences on struct sync_file

Hi Christian, 2016-06-24 Christian König : > Am 23.06.2016 um 17:29 schrieb Gustavo Padovan: > > From: Gustavo Padovan > > > > Hi all, > > > > This is an attempt to improve fence support on Sync File. The basic idea > > is to have

Re: [RFC 0/5] rework fences on struct sync_file

Hi Christian, 2016-06-24 Christian König : > Am 23.06.2016 um 17:29 schrieb Gustavo Padovan: > > From: Gustavo Padovan > > > > Hi all, > > > > This is an attempt to improve fence support on Sync File. The basic idea > > is to have only sync_file->fence and store all fences there, either as >

[PATCH] connector: fix out-of-order cn_proc netlink message delivery

The proc connector messages include a sequence number, allowing userspace programs to detect lost messages. However, performing this detection is currently more difficult than necessary, since netlink messages can be delivered to the application out-of-order. To fix this, leave pre-emption

[PATCH] connector: fix out-of-order cn_proc netlink message delivery

The proc connector messages include a sequence number, allowing userspace programs to detect lost messages. However, performing this detection is currently more difficult than necessary, since netlink messages can be delivered to the application out-of-order. To fix this, leave pre-emption

[PATCH 2/2] ARM: multi_v7_defconfig: Enable vivid driver as a module

The Virtual Video Test Driver can be used to emulate video capture and output devices so it's very useful for testing. Since is not necessary to boot, can be enabled as module to avoid increasing the kernel size. Signed-off-by: Javier Martinez Canillas ---

[PATCH 2/2] ARM: multi_v7_defconfig: Enable vivid driver as a module

The Virtual Video Test Driver can be used to emulate video capture and output devices so it's very useful for testing. Since is not necessary to boot, can be enabled as module to avoid increasing the kernel size. Signed-off-by: Javier Martinez Canillas --- arch/arm/configs/multi_v7_defconfig

[PATCH 1/2] ARM: exynos_defconfig: Enable vivid driver as a module

The Virtual Video Test Driver can be used to emulate video capture and output devices so it's very useful for testing. Since is not necessary to boot, can be enabled as module to avoid increasing the kernel size. Signed-off-by: Javier Martinez Canillas ---

[PATCH 1/2] ARM: exynos_defconfig: Enable vivid driver as a module

The Virtual Video Test Driver can be used to emulate video capture and output devices so it's very useful for testing. Since is not necessary to boot, can be enabled as module to avoid increasing the kernel size. Signed-off-by: Javier Martinez Canillas --- arch/arm/configs/exynos_defconfig | 2

Re: [PATCH] KVM: nVMX: VMX instructions: fix segment checks when L1 is in long mode.

On 24/06/2016 15:04, Quentin Casasnovas wrote: > On Thu, Jun 23, 2016 at 06:03:01PM +0200, Paolo Bonzini wrote: >> >> >> On 18/06/2016 11:01, Quentin Casasnovas wrote: >>> Cross-checking the KVM/VMX VMREAD emulation code with the Intel Software >>> Developper Manual Volume 3C - "VMREAD - Read

Re: [PATCH] KVM: nVMX: VMX instructions: fix segment checks when L1 is in long mode.

On 24/06/2016 15:04, Quentin Casasnovas wrote: > On Thu, Jun 23, 2016 at 06:03:01PM +0200, Paolo Bonzini wrote: >> >> >> On 18/06/2016 11:01, Quentin Casasnovas wrote: >>> Cross-checking the KVM/VMX VMREAD emulation code with the Intel Software >>> Developper Manual Volume 3C - "VMREAD - Read

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c > > index 22d64b3f5876..d4f6fb2f3057 100644 > > --- a/kernel/sched/fair.c > > +++ b/kernel/sched/fair.c > > @@ -2484,7 +2484,7 @@ static inline long calc_tg_weight(struct

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

On Fri, Jun 24, 2016 at 02:44:07PM +0200, Vincent Guittot wrote: > > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c > > index 22d64b3f5876..d4f6fb2f3057 100644 > > --- a/kernel/sched/fair.c > > +++ b/kernel/sched/fair.c > > @@ -2484,7 +2484,7 @@ static inline long calc_tg_weight(struct

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

Hi Peter, the proposed patch has fixed the performance issue. I have applied the patch to v4.7-rc4 Jirka On Fri, Jun 24, 2016 at 2:44 PM, Vincent Guittot wrote: > Hi Peter, > > On 24 June 2016 at 14:02, Peter Zijlstra wrote: >> On Fri, Jun 24,

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

Hi Peter, the proposed patch has fixed the performance issue. I have applied the patch to v4.7-rc4 Jirka On Fri, Jun 24, 2016 at 2:44 PM, Vincent Guittot wrote: > Hi Peter, > > On 24 June 2016 at 14:02, Peter Zijlstra wrote: >> On Fri, Jun 24, 2016 at 09:44:41AM +0200, Jirka Hladky wrote: >>>

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 08:43:56PM +0800, pi3orama wrote: > > > 发自我的 iPhone > > > 在 2016年6月24日，下午8:41，Arnaldo Carvalho de Melo 写道： > > > > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > >>> After

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 08:43:56PM +0800, pi3orama wrote: > > > 发自我的 iPhone > > > 在 2016年6月24日，下午8:41，Arnaldo Carvalho de Melo 写道： > > > > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > >>> After converting

[PATCH] pinctrl: Add missing of_node_put

of_find_node_by_name does an of_node_get on its return value, so an of_node_put is needed on this value before the corresponding variable goes out of scope. The Coccinelle semantic patch used to make this change is as follows: @@ struct device_node *n; struct device_node *n1; statement S;

[PATCH] pinctrl: Add missing of_node_put

of_find_node_by_name does an of_node_get on its return value, so an of_node_put is needed on this value before the corresponding variable goes out of scope. The Coccinelle semantic patch used to make this change is as follows: @@ struct device_node *n; struct device_node *n1; statement S;

Re: [PATCH 4/4] sched,fair: Fix PELT integrity for new tasks

Sorry, I only spotted your reply yesterday. On Tue, Jun 21, 2016 at 12:51:39PM +0800, Yuyang Du wrote: > On Tue, Jun 21, 2016 at 10:41:19AM +0200, Peter Zijlstra wrote: > > The things we ran into with these patches were that: > > > > 1) You need to update the cfs_rq _before_ any entity

Re: [PATCH 4/4] sched,fair: Fix PELT integrity for new tasks

Sorry, I only spotted your reply yesterday. On Tue, Jun 21, 2016 at 12:51:39PM +0800, Yuyang Du wrote: > On Tue, Jun 21, 2016 at 10:41:19AM +0200, Peter Zijlstra wrote: > > The things we ran into with these patches were that: > > > > 1) You need to update the cfs_rq _before_ any entity

Re: [PATCH] KVM: nVMX: VMX instructions: fix segment checks when L1 is in long mode.

On Thu, Jun 23, 2016 at 06:03:01PM +0200, Paolo Bonzini wrote: > > > On 18/06/2016 11:01, Quentin Casasnovas wrote: > > Cross-checking the KVM/VMX VMREAD emulation code with the Intel Software > > Developper Manual Volume 3C - "VMREAD - Read Field from Virtual-Machine > > Control Structure", I

Re: [PATCH] KVM: nVMX: VMX instructions: fix segment checks when L1 is in long mode.

On Thu, Jun 23, 2016 at 06:03:01PM +0200, Paolo Bonzini wrote: > > > On 18/06/2016 11:01, Quentin Casasnovas wrote: > > Cross-checking the KVM/VMX VMREAD emulation code with the Intel Software > > Developper Manual Volume 3C - "VMREAD - Read Field from Virtual-Machine > > Control Structure", I

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 08:33:27PM +0800, pi3orama wrote: SNIP > > I can't compile unless I can include config.h > > > > [jolsa@krava perf]$ make LIBBABELTRACE_DIR=/opt/libbabeltrace/ > > LIBBABELTRACE=1 > > BUILD: Doing 'make -j4' parallel build > > CC util/data-convert-bt.o > >

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 08:33:27PM +0800, pi3orama wrote: SNIP > > I can't compile unless I can include config.h > > > > [jolsa@krava perf]$ make LIBBABELTRACE_DIR=/opt/libbabeltrace/ > > LIBBABELTRACE=1 > > BUILD: Doing 'make -j4' parallel build > > CC util/data-convert-bt.o > >

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

Hi Peter, On 24 June 2016 at 14:02, Peter Zijlstra wrote: > On Fri, Jun 24, 2016 at 09:44:41AM +0200, Jirka Hladky wrote: >> Hi Peter, >> >> thanks a lot for looking into it! >> >> I have tried to disable autogroups >> >> sysctl -w kernel.sched_autogroup_enabled=0 >> >> and

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

Hi Peter, On 24 June 2016 at 14:02, Peter Zijlstra wrote: > On Fri, Jun 24, 2016 at 09:44:41AM +0200, Jirka Hladky wrote: >> Hi Peter, >> >> thanks a lot for looking into it! >> >> I have tried to disable autogroups >> >> sysctl -w kernel.sched_autogroup_enabled=0 >> >> and I can confirm that

Re: [PATCH 2/7] power: act8945a_charger: Improve

Hi, [auto build test WARNING on battery/master] [also build test WARNING on v4.7-rc4 next-20160624] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Wenyou-Yang/power-act8945a_charger

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 09:41:13AM -0300, Arnaldo Carvalho de Melo wrote: > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > > On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > > > After converting perf.data to CTF, we lost pid-tid-comm mapping. Which > > > makes

Re: [PATCH 2/7] power: act8945a_charger: Improve

Hi, [auto build test WARNING on battery/master] [also build test WARNING on v4.7-rc4 next-20160624] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Wenyou-Yang/power-act8945a_charger

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

On Fri, Jun 24, 2016 at 09:41:13AM -0300, Arnaldo Carvalho de Melo wrote: > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > > On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > > > After converting perf.data to CTF, we lost pid-tid-comm mapping. Which > > > makes

[PATCH] power: act8945a_charger: fix semicolon.cocci warnings

drivers/power/act8945a_charger.c:115:2-3: Unneeded semicolon Remove unneeded semicolon. Generated by: scripts/coccinelle/misc/semicolon.cocci CC: Wenyou Yang Signed-off-by: Fengguang Wu --- act8945a_charger.c |2 +- 1 file changed, 1

[PATCH] power: act8945a_charger: fix semicolon.cocci warnings

drivers/power/act8945a_charger.c:115:2-3: Unneeded semicolon Remove unneeded semicolon. Generated by: scripts/coccinelle/misc/semicolon.cocci CC: Wenyou Yang Signed-off-by: Fengguang Wu --- act8945a_charger.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) ---

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

发自我的 iPhone > 在 2016年6月24日，下午8:41，Arnaldo Carvalho de Melo 写道： > > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: >>> After converting perf.data to CTF, we lost pid-tid-comm mapping. Which >>> makes

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

发自我的 iPhone > 在 2016年6月24日，下午8:41，Arnaldo Carvalho de Melo 写道： > > Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: >>> After converting perf.data to CTF, we lost pid-tid-comm mapping. Which >>> makes inconvience. For

Re: [Intel-gfx] Bad flicker on skylake HQD due to code in the 4.7 merge window

On Fri, Jun 24, 2016 at 12:48:17PM +0100, Steven Newbury wrote: > On Fri, 2016-06-24 at 11:59 +0100, Chris Wilson wrote: > > On Thu, Jun 23, 2016 at 02:14:12PM +0100, Steven Newbury wrote: > > > On Thu, 2016-06-23 at 15:59 +0300, Jani Nikula wrote: > > > > On Thu, 23 Jun 2016, Steven Newbury

Re: [Intel-gfx] Bad flicker on skylake HQD due to code in the 4.7 merge window

On Fri, Jun 24, 2016 at 12:48:17PM +0100, Steven Newbury wrote: > On Fri, 2016-06-24 at 11:59 +0100, Chris Wilson wrote: > > On Thu, Jun 23, 2016 at 02:14:12PM +0100, Steven Newbury wrote: > > > On Thu, 2016-06-23 at 15:59 +0300, Jani Nikula wrote: > > > > On Thu, 23 Jun 2016, Steven Newbury > >

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > > After converting perf.data to CTF, we lost pid-tid-comm mapping. Which > > makes inconvience. For example, in perf script output we know which > > process issue an event

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

Em Fri, Jun 24, 2016 at 02:29:07PM +0200, Jiri Olsa escreveu: > On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: > > After converting perf.data to CTF, we lost pid-tid-comm mapping. Which > > makes inconvience. For example, in perf script output we know which > > process issue an event

[PATCH 1/2] perf data convert: Include config.h header

otherwise some compiler might scream: $ make LIBBABELTRACE_DIR=/opt/libbabeltrace/ LIBBABELTRACE=1 BUILD: Doing 'make -j4' parallel build CC util/data-convert-bt.o util/data-convert-bt.c: In function ‘convert__config’: util/data-convert-bt.c:1299:19: error: implicit

[PATCH 2/2] perf tools: Use proper dso name for is_regular_file

From: Jiri Olsa Marc reported use of uninitialized memory: > In commit "403567217d3f perf symbols: Do not read symbols/data from > device files" a check to uninitialzied memory was added. This leads to > the following valgrind output: > > ==24515== Syscall param

[PATCH 1/2] perf data convert: Include config.h header

otherwise some compiler might scream: $ make LIBBABELTRACE_DIR=/opt/libbabeltrace/ LIBBABELTRACE=1 BUILD: Doing 'make -j4' parallel build CC util/data-convert-bt.o util/data-convert-bt.c: In function ‘convert__config’: util/data-convert-bt.c:1299:19: error: implicit

[PATCH 2/2] perf tools: Use proper dso name for is_regular_file

From: Jiri Olsa Marc reported use of uninitialized memory: > In commit "403567217d3f perf symbols: Do not read symbols/data from > device files" a check to uninitialzied memory was added. This leads to > the following valgrind output: > > ==24515== Syscall param stat(file_name) points to

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

OK, I have applied to v4.7-rc4 via git am Compiling kernel, should have the results soon. Jirka On Fri, Jun 24, 2016 at 2:09 PM, Jirka Hladky wrote: > Thank you Peter! > > Should I apply it to v4.7-rc4 ? > > Jirka > > On Fri, Jun 24, 2016 at 2:02 PM, Peter Zijlstra

Re: Kernel 4.7rc3 - Performance drop 30-40% for SPECjbb2005 and SPECjvm2008 benchmarks against 4.6 kernel

OK, I have applied to v4.7-rc4 via git am Compiling kernel, should have the results soon. Jirka On Fri, Jun 24, 2016 at 2:09 PM, Jirka Hladky wrote: > Thank you Peter! > > Should I apply it to v4.7-rc4 ? > > Jirka > > On Fri, Jun 24, 2016 at 2:02 PM, Peter Zijlstra wrote: >> On Fri, Jun 24,

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

发自我的 iPhone > 在 2016年6月24日，下午8:29，Jiri Olsa 写道： > >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: >> After converting perf.data to CTF, we lost pid-tid-comm mapping. Which >> makes inconvience. For example, in perf script output we know which >> process issue an

Re: [PATCH v2 0/7] perf ctf: Convert comm, fork and exit events to CTF

发自我的 iPhone > 在 2016年6月24日，下午8:29，Jiri Olsa 写道： > >> On Fri, Jun 24, 2016 at 11:22:05AM +, Wang Nan wrote: >> After converting perf.data to CTF, we lost pid-tid-comm mapping. Which >> makes inconvience. For example, in perf script output we know which >> process issue an event like this:

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