Re: [PATCH] sched: smart wake-affine

On 07/05/2013 01:41 PM, Mike Galbraith wrote: [snip] >> >> Have you tried to use more loops and groups? will that show even bigger >> regressions? > > Nope, less on either side. > > hackbench -g 100 -l 1000 >avg > 3.10.0-regr

Re: [GIT PULL] core/mutexes changes for v3.11: W/W mutex support

* Maarten Lankhorst wrote: > Hey, > > Op 03-07-13 02:54, Linus Torvalds schreef: > > On Mon, Jul 1, 2013 at 1:22 AM, Ingo Molnar wrote: > >> Please pull the latest core-mutexes-for-linus git tree from: > >> > >>git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git > >> core-mutexes-fo

Re: [PATCH 3/5] drivers/misc: rf/ad9361: AD9361 device driver for Radio phy

On 7/4/2013 1:06 AM, Mark Brown wrote: > On Thu, Jun 20, 2013 at 04:05:20PM +0530, pankaj chauhan wrote: > >> Yes modifying registers from user space is part of the patch set and >> register read/write interface is aimed only for two purposes: >> >> 1. Debugging : taking register dumps etc. > > U

Re: [GIT PULL] perf changes for v3.11

* Peter Zijlstra wrote: > On Tue, Jul 02, 2013 at 05:50:29PM -0700, Linus Torvalds wrote: > > On Mon, Jul 1, 2013 at 2:03 AM, Ingo Molnar wrote: > > > > > >git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git > > > perf-core-for-linus > > > > > > Kernel improvements: > > > > > > * AM

[PATCH V2 2/2] DMA: Freescale: update driver to support 8-channel DMA engine

From: Hongbo Zhang This patch adds support to 8-channel DMA engine, thus the driver works for both the new 8-channel and the legacy 4-channel DMA engines. Signed-off-by: Hongbo Zhang --- drivers/dma/fsldma.c |5 - drivers/dma/fsldma.h |2 +- 2 files changed, 5 insertions(+), 2 dele

Re: [URGENT rfc patch 0/3] tsc clocksource bug fix

On 07/05/2013 01:58 PM, Thomas Gleixner wrote: >> > >> > Ingo had merged your branch into sched/core. :) >> > >> > commit f9bed7021710a3e45c331f7d7781de914cc1b939 >> > Merge: 7e76057 67dd331 >> > Author: Ingo Molnar >> > Date: Wed May 29 11:21:59 2013 +0200 >> > >> > Merge branch 'timers/

[PATCH V2 0/2] DMA: Freescale: Add support for 8-channel DMA engine

From: Hongbo Zhang Hi Vinod, Dan, Leo and Scott, please have a look at these V2 patches. Freescale QorIQ T4 and B4 introduce new 8-channel DMA engines, this patch set adds support this DMA engine. V1->v2 changes: - removed the codes handling the register dgsr1, since it isn't used corrently - r

[PATCH V2 1/2] DMA: Freescale: Add new 8-channel DMA engine device tree nodes

From: Hongbo Zhang Freescale QorIQ T4 and B4 introduce new 8-channel DMA engines, this patch add the device tree nodes for them. Signed-off-by: Hongbo Zhang --- arch/powerpc/boot/dts/fsl/elo3-dma-0.dtsi | 90 +++ arch/powerpc/boot/dts/fsl/elo3-dma-1.dtsi | 90 ++

Re: [PATCH] clocksource/cadence_ttc: Reuse clocksource as sched_clock

On Wed, 3 Jul 2013, Soren Brinkmann wrote: > Reuse the TTC clocksource timer as sched clock, too. Since only a single > sched clock is supported in Linux, this feature optional and can be > selected through Kconfig. This changelog doesn't make sense. There can be only one active sched_clock, but

[GIT PULL] irqdomain refactoring for v3.11

Hi Linus, Please pull the following irqdomain tree. The following changes since commit 317ddd256b9c24b0d78fa8018f80f1e495481a10: Linux 3.10-rc5 (2013-06-08 17:41:04 -0700) are available in the git repository at: git://git.secretlab.ca/git/linux tags/irqdomain-for-linus for you to fetch ch

Re: [PATCH v5 5/7] thermal:boost: Automatic enable/disable of BOOST feature

On Fri, 05 Jul 2013 05:31:42 +, R, Durgadoss wrote: Hi Durga, > Hi Lukasz, > > > -Original Message- > > From: Lukasz Majewski [mailto:l.majew...@majess.pl] > > Sent: Friday, July 05, 2013 2:28 AM > > To: R, Durgadoss > > Cc: Lukasz Majewski; Viresh Kumar; Rafael J. Wysocki; Zhang, Rui

Re: [PATCH 3/3] clocksource: fix can not set tsc as clocksource bug

On 07/05/2013 01:41 PM, Thomas Gleixner wrote: > > >> > Unlikely, but if we have 3 watched clocksources which have the HRES > > >> > bit set, you'd call 3 times clocksource_select(). >>> > > Also the reselect must be called outside the watchdog_lock region. >> > >> > Sorry for stupid, the

[tip:x86/urgent] x86/tracing: Add irq_enter/exit() in smp_trace_reschedule_interrupt()

Commit-ID: 4787c368a9bca39e173d702389ee2eaf0520abc1 Gitweb: http://git.kernel.org/tip/4787c368a9bca39e173d702389ee2eaf0520abc1 Author: Seiji Aguchi AuthorDate: Fri, 28 Jun 2013 14:02:11 -0400 Committer: Ingo Molnar CommitDate: Tue, 2 Jul 2013 09:52:31 +0200 x86/tracing: Add irq_enter/e

Re: scheduling while atomic & hang.

* H. Peter Anvin wrote: > On 07/03/2013 07:49 PM, Linus Torvalds wrote: > >> [] __schedule+0x94f/0x9c0 > >> [] schedule_user+0x2e/0x70 > >> [] retint_careful+0x12/0x2e > > This call trace does indeed indicate that we took a hardware > interrupt which caused a reschedule. It doesn't necessarily

[tip:perf/urgent] perf/x86/amd: Do not print an error when the device is not present

Commit-ID: 100ac5331519866afa9b000b10642b00cb6d03dd Gitweb: http://git.kernel.org/tip/100ac5331519866afa9b000b10642b00cb6d03dd Author: Peter Zijlstra AuthorDate: Wed, 3 Jul 2013 09:55:42 +0200 Committer: Ingo Molnar CommitDate: Fri, 5 Jul 2013 08:27:15 +0200 perf/x86/amd: Do not print

Re: [PATCH] perf: fix interrupt handler timing harness

* Stephane Eranian wrote: > This patch fixes a serious bug in: > > commit 14c63f17b1fde5a575a28e96547a22b451c71fb5 > Author: Dave Hansen > Date: Fri Jun 21 08:51:36 2013 -0700 > > perf: Drop sample rate when sampling is too slow > > > There was an misunderstanding on the API of th

Re: amba-pl08x and 'get_signal' namespace collision/build error

On Wed, Jul 03, 2013 at 11:27:12AM -0700, Olof Johansson wrote: > This has now hit the mainline kernel, and several defconfigs (nhk815, > lpc32xx and the spear ones) are broken there. > > Vinod, when are you sending up your pull request with the fix? It'd be > good to see it go in soon. It should

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