Re: [PATCH 21/21] time: Rework debugging variables so they aren't global

2015-04-02 Thread Ingo Molnar
* Peter Zijlstra pet...@infradead.org wrote: On Wed, Apr 01, 2015 at 08:34:41PM -0700, John Stultz wrote: Ingo suggested that the timekeeping debugging variables recently added should not be global, and should be tied to the timekeeper's read_base. But why? its the same hardware clock

Re: [PATCH] perf: unwind: fix segbase for libunwind.

2015-04-02 Thread Namhyung Kim
On Thu, Apr 02, 2015 at 01:19:24PM +0800, Wang Nan wrote: Additional information: With following patch it seems to work: diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 476268c..1177f02 100644 --- a/tools/perf/util/symbol-elf.c +++

[PATCH 2/3] sched/deadline: make init_sched_dl_class() __init

2015-04-02 Thread Wanpeng Li
It's a bootstrap function, make init_sched_dl_class() __init. Signed-off-by: Wanpeng Li wanpeng...@linux.intel.com --- kernel/sched/deadline.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 2313a4f..37425fd 100644 ---

Re: sched: Improve load balancing in the presence of idle CPUs

2015-04-02 Thread Preeti U Murthy
On 04/02/2015 11:29 AM, Jason Low wrote: On Wed, 2015-04-01 at 18:04 +0100, Morten Rasmussen wrote: On Wed, Apr 01, 2015 at 07:49:56AM +0100, Preeti U Murthy wrote: I am sorry I don't quite get this. Can you please elaborate? I think the scenario is that we are in nohz_idle_balance() and

Re: memory: jz4780-nemc: Dependency on undefined Kconfig option

2015-04-02 Thread Zubair Lutfullah Kakakhel
Hi Valentin, MACH_JZ4780 will definitely be added via arch/mips But the patch series for core jz4780 SOC support still needs a bit of refresh/refining. For reference, see http://www.spinics.net/lists/mips/msg55258.html

Re: [RFC 0/2] perf scripting cleanups

2015-04-02 Thread Adrian Hunter
On 01/04/15 19:36, Arnaldo Carvalho de Melo wrote: Hi David, Jiri, Please take a look if it is ok for you guys Adrian, there is another thing: db_export__sample(tables-dbe, event, sample, evsel, al-thread, al); In tools/perf/util/scripting-engines/trace-event-python.c has this

Re: another pmem variant V2

2015-04-02 Thread Christoph Hellwig
On Wed, Apr 01, 2015 at 07:33:38PM +, Elliott, Robert (Server Storage) wrote: I triggered a paging error in the memcpy call for a block read from system-udevd (actually in a modified memcpy() for the cache attribute experiments). 1. This triggered an illegal schedule() call from an

Re: [STLinux Kernel] [PATCH 0/4] clk: Provide support for always-on clocks

2015-04-02 Thread Gabriel Fernandez
Hi Peter, Lee, With these series as they are, we need 'clk_ignore_unused' on sthi407-b2120.dts and stih418-b2199.dts. We have to modificate stih407-clock.dtsi and stih418-clock.dtsi in same way. BR Gabriel On 2 April 2015 at 10:12, Peter Griffin peter.grif...@linaro.org wrote: Hi Lee, On

Re: sched: Improve load balancing in the presence of idle CPUs

2015-04-02 Thread Jason Low
On Wed, 2015-04-01 at 18:04 +0100, Morten Rasmussen wrote: On Wed, Apr 01, 2015 at 07:49:56AM +0100, Preeti U Murthy wrote: I am sorry I don't quite get this. Can you please elaborate? I think the scenario is that we are in nohz_idle_balance() and decide to bail out because we have pulled

Re: [PATCH v3 00/13] Krait clocks + Krait CPUfreq

2015-04-02 Thread Pavel Machek
On Fri 2015-03-20 23:45:19, Stephen Boyd wrote: These patches provide cpufreq scaling on devices with Krait CPUs. In Krait CPU designs there's one PLL and two muxes per CPU, allowing us to switch CPU frequencies independently. secondary +-+

Re: [PATCH v3 00/13] Krait clocks + Krait CPUfreq

2015-04-02 Thread Pavel Machek
Hi! On Fri 2015-03-20 23:45:19, Stephen Boyd wrote: These patches provide cpufreq scaling on devices with Krait CPUs. In Krait CPU designs there's one PLL and two muxes per CPU, allowing us to switch CPU frequencies independently. secondary +-+

[PATCH] perf kmem: Respect -i option

2015-04-02 Thread Jiri Olsa
On Thu, Apr 02, 2015 at 06:04:52AM +, Wang Nan wrote: There is a bug in perf annotate that it doesn't respect user provided '-i'/'--input' option: # perf record ls [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.001 MB perf.data (8 samples) ]

Re: [GIT PULL] qcom SoC changes for v4.1

2015-04-02 Thread Nicolas Dechesne
Andy, Kumar, On Mon, Mar 16, 2015 at 10:03 PM, Kumar Gala ga...@codeaurora.org wrote: Andy Gross (1): soc: qcom: gsbi: Add support for ADM CRCI muxing this commit seems to break the boot on IFC6410, it was initially reported on kernelci.org, see report and bootlog [1]. running git

[PATCH 3/6] arm64: dts: exynos: Add USB3.0 Host dt node for Exynos5433

2015-04-02 Thread Chanwoo Choi
From: Jaewon Kim jaewon02@samsung.com This patch adds PHY and USB3.0 Host device tree node using DWC3 chip and set USB3.0 Host related clock parent for Exynos5433. Cc: Kukjin Kim kg...@kernel.org Signed-off-by: Jaewon Kim jaewon02@samsung.com Signed-off-by: Chanwoo Choi

Re: [PATCH 19/21] clocksource: Improve comment explaining clocks_calc_max_nsecs()'s 50% safety margin

2015-04-02 Thread Peter Zijlstra
On Wed, Apr 01, 2015 at 08:34:39PM -0700, John Stultz wrote: Ingo noted that the description of clocks_calc_max_nsecs()'s 50% safety margin was somewhat circular. So this patch tries to improve the comment to better explain what we mean by the 50% safety margin and why we need it. Cc: Ingo

Re: [PATCH urgent v2] x86, asm: Disable opportunistic SYSRET if regs-flags has TF set

2015-04-02 Thread Ingo Molnar
* Andy Lutomirski l...@kernel.org wrote: When I wrote the opportunistic SYSRET code, I missed an important difference between SYSRET and IRET. Both instructions are capable of setting EFLAGS.TF, but they behave differently when doing so. IRET will not issue a #DB trap after execution when

Re: [PATCH] mailbox: add ACPI support for mailbox framework

2015-04-02 Thread Mika Westerberg
On Wed, Apr 01, 2015 at 10:01:45AM -0700, Feng Kan wrote: On Wed, Apr 1, 2015 at 12:45 AM, Mika Westerberg mika.westerb...@linux.intel.com wrote: On Tue, Mar 31, 2015 at 02:18:00PM -0700, Feng Kan wrote: This will add support for ACPI parsing of the mboxes attribute when booting with ACPI

Re: [PATCH 3/5] dmaengine: pxa: add pxa dmaengine driver

2015-04-02 Thread Robert Jarzmik
Robert Jarzmik robert.jarz...@free.fr writes: This is a new driver for pxa SoCs, which is also compatible with the former mmp_pdma. All right, I have a v2 for this patch, with a minor change for muxed interrupt probe case (1 interrupt for all channels). I'll release it this week. Did you have

Re: [RFC][PATCH] perf tools: unify perf_event_attr printing

2015-04-02 Thread Jiri Olsa
On Wed, Apr 01, 2015 at 06:26:38PM +0200, Peter Zijlstra wrote: SNIP - ret += PRINT_ATTR_U32(wakeup_events); - ret += PRINT_ATTR_U32(wakeup_watermark); - ret += PRINT_ATTR_X32(bp_type); - ret += PRINT_ATTR_X64(bp_addr); - ret += PRINT_ATTR_X64(config1); - ret +=

Re: memory: jz4780-nemc: Dependency on undefined Kconfig option

2015-04-02 Thread Valentin Rothberg
Hi Zubair, thanks for your answer and the references. Kind regards, Valentin On Thu, Apr 2, 2015 at 11:19 AM, Zubair Lutfullah Kakakhel zubair.kakak...@imgtec.com wrote: Hi Valentin, MACH_JZ4780 will definitely be added via arch/mips But the patch series for core jz4780 SOC support still

Re: [PATCH] SQUASHME: Fixes to e820 handling of pmem

2015-04-02 Thread Christoph Hellwig
On Wed, Apr 01, 2015 at 05:25:22PM +0300, Boaz Harrosh wrote: pfn = PFN_DOWN(ei-addr + ei-size); - switch (ei-type) { - case E820_RAM: - case E820_PRAM: - case E820_RESERVED_KERN: - break; -

Re: [PATCH 2/2] pmem: add a driver for persistent memory

2015-04-02 Thread Christoph Hellwig
On Wed, Apr 01, 2015 at 06:18:54PM +0300, Boaz Harrosh wrote: You might as well rw WRITE also for the above pmem_do_bvec call. If there can be such problem than the rw == READ inside pmem_do_bvec will fail as well. Might be worth to pass a bool to pmem_do_bvec, but we're getting into serious

Re: [GIT PULL] qcom SoC changes for v4.1

2015-04-02 Thread Kumar Gala
On Apr 2, 2015, at 3:37 AM, Nicolas Dechesne nicolas.deche...@linaro.org wrote: Andy, Kumar, On Mon, Mar 16, 2015 at 10:03 PM, Kumar Gala ga...@codeaurora.org wrote: Andy Gross (1): soc: qcom: gsbi: Add support for ADM CRCI muxing this commit seems to break the boot on IFC6410, it

Re: [PATCH/RFC v13 04/13] DT: Add documentation for the mfd Maxim max77693

2015-04-02 Thread Lee Jones
On Thu, 02 Apr 2015, Pavel Machek wrote: On Mon 2015-03-23 15:59:37, Lee Jones wrote: On Mon, 23 Mar 2015, Pavel Machek wrote: On Mon 2015-03-23 15:02:13, Lee Jones wrote: On Mon, 23 Mar 2015, Pavel Machek wrote: On Mon 2015-03-23 12:07:43, Lee Jones wrote: This patch

Re: [tip:x86/pmem] x86/mm: Add support for the non-standard protected e820 type

2015-04-02 Thread Andy Lutomirski
On Thu, Apr 2, 2015 at 12:13 PM, Ingo Molnar mi...@kernel.org wrote: * Andy Lutomirski l...@amacapital.net wrote: On Thu, Apr 2, 2015 at 5:31 AM, tip-bot for Christoph Hellwig tip...@zytor.com wrote: Commit-ID: ec776ef6bbe1734c29cd6bd05219cd93b2731bd4 Gitweb:

[PATCH] PPS: Restore lost capture-clear option to pps-gpio module.

2015-04-02 Thread Gary E. Miller
In the conversion from platform to device tree the capture-clear option was lost. capture-clear is needed so that time_pps_fetch() will report both edges of each PPS pulse. Both edges are needed so that userland programs, like gpsd, can autodetect the leading and trailing PPS edges.

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Bjorn Helgaas
On Thu, Apr 2, 2015 at 3:20 PM, Luis R. Rodriguez mcg...@suse.com wrote: On Thu, Apr 2, 2015 at 1:13 PM, Bjorn Helgaas bhelg...@google.com wrote: On Thu, Mar 26, 2015 at 6:35 PM, Luis R. Rodriguez mcg...@suse.com wrote: I'll rephrase this to: --- It is possible to enable CONFIG_MTRR

Re: [tip:x86/pmem] x86/mm: Add support for the non-standard protected e820 type

2015-04-02 Thread Yinghai Lu
On Thu, Apr 2, 2015 at 5:31 AM, tip-bot for Christoph Hellwig tip...@zytor.com wrote: Commit-ID: ec776ef6bbe1734c29cd6bd05219cd93b2731bd4 Gitweb: http://git.kernel.org/tip/ec776ef6bbe1734c29cd6bd05219cd93b2731bd4 Author: Christoph Hellwig h...@lst.de AuthorDate: Wed, 1 Apr 2015

Re: [PATCH] i2c: cadence: Handling Slave monitor mode

2015-04-02 Thread Wolfram Sang
In slave monitor mode, the I2C interface is set up as a master and continues to attempt a transfer to a particular slave until the slave device responds with an ACK. Added this feature for zero length transfers enable the controller for slave monitor interrupt and get the status.

Re: [PATCH v5 2/2] memory: pl353: Add driver for arm pl353 static memory controller

2015-04-02 Thread Brian Norris
I'm not following the review of the 'memory' portions much, but has this gotten much review? I was looking at the MTD portions when I noticed an obvious issue below: On Tue, Jan 06, 2015 at 11:19:17PM +0530, Punnaiah Choudary Kalluri wrote: Add driver for arm pl353 static memory controller. This

Re: [PATCH v2 2/5] regulator: Introduce property to flag drms

2015-04-02 Thread Bjorn Andersson
On Thu, Apr 2, 2015 at 1:54 AM, Mark Brown broo...@kernel.org wrote: On Wed, Apr 01, 2015 at 03:55:43PM -0700, Bjorn Andersson wrote: Introduce regulator-allow-drms to make it possible for board configuration to enable drms for regulators. I don't think this is a good name, nobody unfamiliar

Re: [PATCH v2 0/5] Refactor Qualcomm RPM regulator to single platform_device

2015-04-02 Thread Stephen Boyd
On 04/01/15 15:55, Bjorn Andersson wrote: Stephen Boyd pointed out that the current design of the Qualcomm RPM and regulator driver consumes 12-20kB of ram just for the platform_device structs. This series starts with a new revision of the dt binding documentation for the rpm regulators,

Re: [PATCH 3/9] x86/asm/entry/64: do not SAVE_EXTRA_REGS in stub_sigreturn

2015-04-02 Thread Denys Vlasenko
On 04/02/2015 09:10 PM, Brian Gerst wrote: On Thu, Apr 2, 2015 at 11:20 AM, Denys Vlasenko dvlas...@redhat.com wrote: On 04/02/2015 05:01 PM, Brian Gerst wrote: On Thu, Apr 2, 2015 at 10:36 AM, Denys Vlasenko dvlas...@redhat.com wrote: stub_sigreturn ignores old values of pt_regs-REG for all

Re: [PATCH 3/9] x86/asm/entry/64: do not SAVE_EXTRA_REGS in stub_sigreturn

2015-04-02 Thread Andy Lutomirski
On Thu, Apr 2, 2015 at 12:10 PM, Brian Gerst brge...@gmail.com wrote: On Thu, Apr 2, 2015 at 11:20 AM, Denys Vlasenko dvlas...@redhat.com wrote: On 04/02/2015 05:01 PM, Brian Gerst wrote: On Thu, Apr 2, 2015 at 10:36 AM, Denys Vlasenko dvlas...@redhat.com wrote: stub_sigreturn ignores old

Re: [PATCH v1 06/47] mtrr: add __arch_phys_wc_add()

2015-04-02 Thread Bjorn Helgaas
On Fri, Mar 20, 2015 at 6:17 PM, Luis R. Rodriguez mcg...@do-not-panic.com wrote: From: Luis R. Rodriguez mcg...@suse.com Ideally on systems using PAT we can expect a swift transition away from MTRR. There can be a few exceptions to this, one is where device drivers are known to exist on

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Luis R. Rodriguez
On Thu, Apr 2, 2015 at 1:13 PM, Bjorn Helgaas bhelg...@google.com wrote: On Thu, Mar 26, 2015 at 6:35 PM, Luis R. Rodriguez mcg...@suse.com wrote: I'll rephrase this to: --- It is possible to enable CONFIG_MTRR and up with it disabled at run time and yet CONFIG_X86_PAT continues to

[PATCHv4] media: i2c/adp1653: devicetree support for adp1653

2015-04-02 Thread Pavel Machek
We are moving to device tree support on OMAP3, but that currently breaks ADP1653 driver. This adds device tree support, plus required documentation. Signed-off-by: Pavel Machek pa...@ucw.cz --- Fixed feedback by Sakari. Please apply,

Re: [PATCH kernel v7 26/31] powerpc/iommu: Add userspace view of TCE table

2015-04-02 Thread Alex Williamson
Should have sent this with the other comments, but found it hiding on my desktop... On Sat, 2015-03-28 at 01:55 +1100, Alexey Kardashevskiy wrote: In order to support memory pre-registration, we need a way to track the use of every registered memory region and only allow unregistration if a

Re: smp_call_function_single lockups

2015-04-02 Thread Linus Torvalds
On Thu, Apr 2, 2015 at 12:07 PM, Ingo Molnar mi...@kernel.org wrote: So one possibility would be that an 'IPI was sent but lost'. Yes, the sent but lost thing would certainly explain the lockups. At the same time, that sounds like a huge hardware bug, and that's somewhat surprising/unlikely.

[PATCH] blackfin: Kconfig: Let PLL_BYPASS and MPU depend on some BF_REV of BF533

2015-04-02 Thread Chen Gang
For allmodconfig, it uses BF533 which will cause 3 issues for common checking: - The first 2 issues are about PLL_BYPASS, it needs BF_REV_0_6 (which just match the compiler's output for __SILICON_REVISION__). - The last issue is about MPU, it needs BF_REV_0_5 or BF_REV_0_6 (which just

Re: [PATCH] PM / watchdog: iTCO: stop watchdog during system suspend

2015-04-02 Thread Rafael J. Wysocki
On Wednesday, April 01, 2015 06:21:40 PM Guenter Roeck wrote: On 04/01/2015 05:31 PM, Rafael J. Wysocki wrote: From: Rafael J. Wysocki rafael.j.wyso...@intel.com [cut] Hi Rafael, This only covers suspend and resume, but not any of the other sleep operations (like SIMPLE_DEV_PM_OPS would

Re: [PATCH 2/6] selftest/kdbus: enable cross compilation

2015-04-02 Thread Greg Kroah-Hartman
On Thu, Apr 02, 2015 at 11:28:23AM -0600, Shuah Khan wrote: On 04/01/2015 05:20 PM, Tyler Baker wrote: Use the CC variable instead of hard coding gcc and include lib.mk. Signed-off-by: Tyler Baker tyler.ba...@linaro.org Greg, Will you be able to take this patch in with the other

[GIT PULL 00/15] perf/core improvements and fixes

2015-04-02 Thread Arnaldo Carvalho de Melo
Hi Ingo, Please consider pulling, - Arnaldo The following changes since commit e1abf2cc8d5d80b41c4419368ec743ccadbb131e: bpf: Fix the build on BPF_SYSCALL=y !CONFIG_TRACING kernels, make it more configurable (2015-04-02 16:28:06 +0200) are available in the git repository at:

[PATCH 02/15] perf scripting: No need to pass thread twice to the scripting callbacks

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Arnaldo Carvalho de Melo a...@redhat.com It is already in the addr_location, so remove the redundant 'thread' parameter from the callback signatures. Acked-by: Jiri Olsa jo...@redhat.com Acked-by: Namhyung Kim namhy...@kernel.org Cc: Adrian Hunter adrian.hun...@intel.com Cc: Borislav

[PATCH 01/15] perf script: No need to lookup thread twice

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Arnaldo Carvalho de Melo a...@redhat.com We get the thread when we call perf_event__preprocess_sample(), no need to do it before that. Acked-by: Jiri Olsa jo...@redhat.com Acked-by: Namhyung Kim namhy...@kernel.org Cc: Adrian Hunter adrian.hun...@intel.com Cc: Borislav Petkov b...@suse.de

[PATCH 09/15] perf kvm: Support using -f to override perf.data.guest file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf kvm to use perf.data.guest when it is not owned by current user or root. Example: # perf kvm stat record ls # chown Yunlong.Song:Yunlong.Song perf.data.guest # ls -al perf.data.guest -rw--- 1 Yunlong.Song Yunlong.Song 4128937 Apr 2

[PATCH 04/15] perf db-export: No need to have -thread twice in struct export_sample

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Arnaldo Carvalho de Melo a...@redhat.com As it comes from address_location-thread, that is already stored as export_sample-al, where the thread can be obtained. Cc: Adrian Hunter adrian.hun...@intel.com Cc: Borislav Petkov b...@suse.de Cc: David Ahern dsah...@gmail.com Cc: Don Zickus

[PATCH 08/15] perf kmem: Support using -f to override perf.data file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf kmem to use perf.data when it is not owned by current user or root. Example: # perf kmem record ls # chown Yunlong.Song:Yunlong.Song perf.data # ls -al perf.data -rw--- 1 Yunlong.Song Yunlong.Song 5315665 Apr 2 10:54 perf.data #

[PATCH 06/15] perf evlist: Support using -f to override perf.data file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf evlist to use perf.data when it is not owned by current user or root. Example: # perf record ls # chown Yunlong.Song:Yunlong.Song perf.data # ls -al perf.data -rw--- 1 Yunlong.Song Yunlong.Song 28260 Apr 2 10:18 perf.data # id

Re: [RFC][PATCH] perf tools: unify perf_event_attr printing

2015-04-02 Thread Arnaldo Carvalho de Melo
Em Thu, Apr 02, 2015 at 10:12:50AM +0200, Ingo Molnar escreveu: * Peter Zijlstra pet...@infradead.org wrote: tools/perf/util/print_helper.h |7 + 6 files changed, 170 insertions(+), 174 deletions(-) Acked-by: Ingo Molnar mi...@kernel.org I'll get this in tomorrow, just finishing a

Re: [PATCH v1 09/47] vidoe: fbdev: atyfb: remove and fix MTRR MMIO hole work around

2015-04-02 Thread Luis R. Rodriguez
On Wed, Apr 01, 2015 at 05:04:08PM -0700, Andy Lutomirski wrote: On Wed, Apr 1, 2015 at 4:52 PM, Luis R. Rodriguez mcg...@suse.com wrote: On Sat, Mar 28, 2015 at 02:23:34PM +0200, Ville Syrjälä wrote: On Sat, Mar 28, 2015 at 01:28:18AM +0100, Luis R. Rodriguez wrote: On Fri, Mar 27, 2015

Re: [PATCHv3] media: i2c/adp1653: devicetree support for adp1653

2015-04-02 Thread Pavel Machek
Hi! Hi Pawel, My apologies for the very late reply. On Thu, Apr 02, 2015 at 04:38:46PM +0200, Pavel Machek wrote: We are moving to device tree support on OMAP3, but that currently breaks ADP1653 driver. This adds device tree support, plus required documentation.

Re: [tip:x86/asm] x86: Add support for the clwb instruction

2015-04-02 Thread Ross Zwisler
On Wed, 2015-02-18 at 16:29 -0800, tip-bot for Ross Zwisler wrote: Commit-ID: 3b68983dc66c61da3ab4191b891084a7ab09e3e1 Gitweb: http://git.kernel.org/tip/3b68983dc66c61da3ab4191b891084a7ab09e3e1 Author: Ross Zwisler ross.zwis...@linux.intel.com AuthorDate: Tue, 27 Jan 2015 09:53:51

Re: CVE-2014-8159 kernel: infiniband: uverbs: unprotected physical memory access

2015-04-02 Thread Yann Droneaud
Hi, Le jeudi 02 avril 2015 à 16:44 +, Shachar Raindel a écrit : -Original Message- From: Yann Droneaud [mailto:ydrone...@opteya.com] Sent: Thursday, April 02, 2015 7:35 PM Another related question: as the large memory range could be registered by user space with

Re: smp_call_function_single lockups

2015-04-02 Thread Chris J Arges
On 04/02/2015 02:07 PM, Ingo Molnar wrote: * Chris J Arges chris.j.ar...@canonical.com wrote: Whenever we look through the crashdump we see csd_lock_wait waiting for CSD_FLAG_LOCK bit to be cleared. Usually the signature leading up to that looks like the following (in the openstack

[ANNOUNCE] Git v2.4.0-rc1

2015-04-02 Thread Junio C Hamano
A release candidate Git v2.4.0-rc1 is now available for testing at the usual places. The changes since the early preview 2.4.0-rc0 is minimum. Please give it a good testing. The tarballs are found at: https://www.kernel.org/pub/software/scm/git/testing/ The following public repositories

Re: [PATCH 0/3] PCI/sparc: Fix booting with T5-8

2015-04-02 Thread Yinghai Lu
On Thu, Apr 2, 2015 at 1:37 PM, David Miller da...@davemloft.net wrote: From: Yinghai Lu ying...@kernel.org Date: Tue, 31 Mar 2015 19:57:46 -0700 Fix regression by commit d63e2e1f3df9 (sparc/PCI: Clip bridge windows to fit in upstream windows). That cause bridge bar get clipped wrongly.

Re: [Xen-devel] [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Luis R. Rodriguez
On Thu, Apr 2, 2015 at 3:09 PM, Bjorn Helgaas bhelg...@google.com wrote: On Thu, Apr 2, 2015 at 4:02 PM, Luis R. Rodriguez mcg...@suse.com wrote: --- It is possible to enable CONFIG_MTRR and CONFIG_X86_PAT and end up with a system with MTRR functionality disabled PAT functionality enabled.

Re: [PATCH 8/9] qspinlock: Generic paravirt support

2015-04-02 Thread Peter Zijlstra
On Thu, Apr 02, 2015 at 07:20:57PM +0200, Peter Zijlstra wrote: pv_wait_head(): pv_hash() /* MB as per cmpxchg */ cmpxchg(l-locked, _Q_LOCKED_VAL, _Q_SLOW_VAL); VS __pv_queue_spin_unlock(): if (xchg(l-locked, 0) != _Q_SLOW_VAL) return;

Re: [PATCH] i2c: cadence: Handling Slave monitor mode

2015-04-02 Thread Harini Katakam
Hi Wolfram, On Fri, Mar 27, 2015 at 9:07 PM, Wolfram Sang w...@the-dreams.de wrote: On Tue, Mar 17, 2015 at 09:48:15PM +0530, Nava kishore Manne wrote: In slave monitor mode, the I2C interface is set up as a master and continues to attempt a transfer to a particular slave until the slave

Re: [PATCH] ext4: fix transposition typo in format string

2015-04-02 Thread Theodore Ts'o
On Fri, Feb 20, 2015 at 03:11:35PM +0100, Rasmus Villemoes wrote: According to C99, %*.s means the same as %*.0s, in other words, print as many spaces as the field width argument says and effectively ignore the string argument. That is certainly not what was meant here. The kernel's printf

[PATCH] drm/msm/hdmi: add hdmi hdcp support (V3)

2015-04-02 Thread Jilai Wang
Add HDMI HDCP support including HDCP PartI/II/III authentication. V1: Initial Change V2: Address BjornRob's comments Refactor the authentication process to use single work instead of multiple work for different authentication stages. V3: Update to align with qcom SCM api. Signed-off-by:

ThinkPad T-510: Audio output mute LED not working in 3.19.2

2015-04-02 Thread Glenn Golden
System: Arch linux, synched to repos a few days ago Kernel: 3.19.2-1 HW: Lenovo ThinkPad T-510 Also see: Attached output from 'lspci -vvv' and 'alsa-info.sh' Throughout the 3.18 kernel series, both the MIC mute and audio output mute LEDs worked as expected: The LEDs illuminated

Re: [PATCH 0/3] PCI/sparc: Fix booting with T5-8

2015-04-02 Thread Bjorn Helgaas
On Thu, Apr 2, 2015 at 5:07 PM, Yinghai Lu ying...@kernel.org wrote: On Thu, Apr 2, 2015 at 1:37 PM, David Miller da...@davemloft.net wrote: From: Yinghai Lu ying...@kernel.org Date: Tue, 31 Mar 2015 19:57:46 -0700 Fix regression by commit d63e2e1f3df9 (sparc/PCI: Clip bridge windows to fit

[PATCH 2/4] spi: bcm53xx: Refactor to make driver nonspecific to 53xx SoCs

2015-04-02 Thread Jonathan Richardson
The Broadcom MSPI controller is used on various SoCs. It is being renamed so that it can be extended and reused on other chips. It is renamed to bcm-mspi. Signed-off-by: Jonathan Richardson jonat...@broadcom.com --- drivers/spi/Kconfig|7 +- drivers/spi/Makefile |2 +-

Re: [GIT PULL] qcom SoC changes for v4.1

2015-04-02 Thread Nicolas Dechesne
On Thu, Apr 2, 2015 at 9:43 PM, Stephen Boyd sb...@codeaurora.org wrote: What about this patch squashed on top? Just guessing but I suspect we don't care about cell-index if we're not doing the tcsr stuff. Also, I imagine we could get rid of cell-index entirely if we matched against the

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Bjorn Helgaas
On Thu, Mar 26, 2015 at 6:35 PM, Luis R. Rodriguez mcg...@suse.com wrote: I'll rephrase this to: --- It is possible to enable CONFIG_MTRR and up with it disabled at run time and yet CONFIG_X86_PAT continues to kick through with all functionally enabled. This can happen for instance on Xen

Re: [PATCH 1/2] x86: add support for the non-standard protected e820 type

2015-04-02 Thread Yinghai Lu
On Wed, Apr 1, 2015 at 12:12 AM, Christoph Hellwig h...@lst.de wrote: Various recent BIOSes support NVDIMMs or ADR using a non-standard e820 memory type, and Intel supplied reference Linux code using this type to various vendors. Wire this e820 table type up to export platform devices for the

Re: kernel/timer: avoid spurious ksoftirqd wakeups

2015-04-02 Thread Marcelo Tosatti
On Thu, Apr 02, 2015 at 11:32:49AM +0800, Hillf Danton wrote: --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -568,6 +568,7 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts, unsigned long rcu_delta_jiffies; struct clock_event_device *dev =

Re: kernel/timer: avoid spurious ksoftirqd wakeups

2015-04-02 Thread Marcelo Tosatti
On Thu, Apr 02, 2015 at 04:59:40PM +0200, Frederic Weisbecker wrote: On Wed, Apr 01, 2015 at 10:44:55PM -0300, Marcelo Tosatti wrote: It is only necessary to raise timer softirq in case there are active timers or irq work to do. Limit the ksoftirqd wakeup to those cases. Fixes

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Luis R. Rodriguez
On Sat, Mar 28, 2015 at 12:56:30AM +0100, Luis R. Rodriguez wrote: On Fri, Mar 27, 2015 at 02:40:17PM -0600, Toshi Kani wrote: On Fri, 2015-03-20 at 16:17 -0700, Luis R. Rodriguez wrote: : @@ -734,6 +742,7 @@ void __init mtrr_bp_init(void) } if (mtrr_if) { +

Re: [PATCH v2 1/5] mfd: devicetree: bindings: Add Qualcomm RPM regulator subnodes

2015-04-02 Thread Stephen Boyd
On 04/01/15 15:55, Bjorn Andersson wrote: @@ -52,6 +42,188 @@ frequencies. - u32 representing the ipc bit within the register += SUBNODES + +The RPM exposes resources to its subnodes. The below bindings specify the set +of valid subnodes that can operate on these

Re: [PATCHv4] media: i2c/adp1653: devicetree support for adp1653

2015-04-02 Thread Javier Martinez Canillas
Hello Pavel, I haven't reviewed the patch since I'm not familiar with the hardware but just wanted to point out a couple of things that I spot: On Thu, Apr 2, 2015 at 10:34 PM, Pavel Machek pa...@ucw.cz wrote: We are moving to device tree support on OMAP3, but that currently breaks ADP1653

Re: [RFC PATCH 0/4] mmc: sdhci: Support maximum DMA latency request via PM QoS

2015-04-02 Thread Adrian Hunter
On 1/04/2015 10:59 p.m., Len Brown wrote: Ad hoc testing with Lenovo Thinkpad 10 showed a stress test could run for at least 24 hours with the patches, compared to less than an hour without. There is a patch in linux-next to delete C1E from BYT, since it is problematic on multiple platforms. I

Re: [PATCH RFC tip/perf/core] ftrace/x86: Let dynamic trampolines call ops-func even for dynamic fops

2015-04-02 Thread Steven Rostedt
On Thu, 2 Apr 2015 13:11:16 +0200 (CEST) Miroslav Benes mbe...@suse.cz wrote: On Thu, 5 Mar 2015, Steven Rostedt wrote: On Thu, 5 Mar 2015 16:56:43 +0100 (CET) Miroslav Benes mbe...@suse.cz wrote: I don't know if you plan to do something about this patch or if you just missed it

[PATCH] [media] fc0013: remove unneeded test

2015-04-02 Thread Laurent Navet
The same code is executed if ret is true or false, so this test can be removed. Fix Coverity CID 1268782. Signed-off-by: Laurent Navet laurent.na...@gmail.com --- drivers/media/tuners/fc0013.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/media/tuners/fc0013.c

Re: [PATCH v2 0/5] Refactor Qualcomm RPM regulator to single platform_device

2015-04-02 Thread Mark Brown
On Thu, Apr 02, 2015 at 03:00:37PM -0700, Stephen Boyd wrote: What happens with debugfs when you have multiple pmics with the same named regulator? I thought that in this case we needed to make the names unique somehow or we would end up with the same directory for two different regulators.

Re: [PATCH v3 -next 11/11] serial: 8250_early: Remove setup_early_serial8250_console()

2015-04-02 Thread Yinghai Lu
On Thu, Apr 2, 2015 at 10:23 AM, Yinghai Lu ying...@kernel.org wrote: On Thu, Apr 2, 2015 at 9:31 AM, Peter Hurley pe...@hurleysoftware.com wrote: Would you please try the patch below instead? Great. that works, and less lines change than my version. still have another problem. when using

Re: [PATCH 1/1] perf/x86/intel: Broadwell support LBR callstack

2015-04-02 Thread Andi Kleen
On Thu, Apr 02, 2015 at 04:12:57AM -0400, kan.li...@intel.com wrote: From: Kan Liang kan.li...@intel.com Same as Haswell, Broadwell also support LBR callstack. Signed-off-by: Kan Liang kan.li...@intel.com Thanks looks good. Acked-by: Andi Kleen a...@linux.intel.com -Andi ---

Re: Slab infrastructure for bulk object allocation and freeing V2

2015-04-02 Thread Andrew Morton
On Thu, 2 Apr 2015 09:25:37 -0500 (CDT) Christoph Lameter c...@linux.com wrote: What's the reason for returning a partial result when ENOMEM? Some callers will throw away the partial result and simply fail out. If a caller attempts to go ahead and use the partial result then great, but

Re: [RFC 0/2] perf scripting cleanups

2015-04-02 Thread Adrian Hunter
On 2/04/2015 5:15 p.m., Arnaldo Carvalho de Melo wrote: Em Thu, Apr 02, 2015 at 12:16:40PM +0300, Adrian Hunter escreveu: On 01/04/15 19:36, Arnaldo Carvalho de Melo wrote: Hi David, Jiri, Please take a look if it is ok for you guys Adrian, there is another thing:

Re: [PATCH v1 06/47] mtrr: add __arch_phys_wc_add()

2015-04-02 Thread Luis R. Rodriguez
On Thu, Apr 02, 2015 at 03:21:22PM -0500, Bjorn Helgaas wrote: On Fri, Mar 20, 2015 at 6:17 PM, Luis R. Rodriguez mcg...@do-not-panic.com wrote: From: Luis R. Rodriguez mcg...@suse.com Ideally on systems using PAT we can expect a swift transition away from MTRR. There can be a few

Re: [PATCH v2] pci: export class IDs from pci_ids.h

2015-04-02 Thread Bjorn Helgaas
On Mon, Mar 30, 2015 at 01:33:28PM +0200, Michael S. Tsirkin wrote: The basic class ID macros in pci_ids.h are pretty useful for userspace using the pci sysfs interface, and they aren't fundamentally different from the constants in pci_regs.h - both are defined in the pci spec. At the

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Luis R. Rodriguez
On Thu, Apr 02, 2015 at 03:28:51PM -0500, Bjorn Helgaas wrote: On Thu, Apr 2, 2015 at 3:20 PM, Luis R. Rodriguez mcg...@suse.com wrote: On Thu, Apr 2, 2015 at 1:13 PM, Bjorn Helgaas bhelg...@google.com wrote: On Thu, Mar 26, 2015 at 6:35 PM, Luis R. Rodriguez mcg...@suse.com wrote:

Re: [PATCH v2 3/5] regulator: qcom: Don't enable DRMS in driver

2015-04-02 Thread Stephen Boyd
On 04/01/15 15:55, Bjorn Andersson wrote: The driver itself should not flag regulators as being DRMS compatible, this should come from board or dt files. Signed-off-by: Bjorn Andersson bjorn.anders...@sonymobile.com Reviewed-by: Stephen Boyd sb...@codeaurora.org -- Qualcomm Innovation

Re: [PATCH] x86/numa: kernel stack corruption fix

2015-04-02 Thread Yasuaki Ishimatsu
On Wed, 1 Apr 2015 12:53:46 +0800 Dave Young dyo...@redhat.com wrote: I got below kernel panic during kdump test on Thinkpad T420 laptop: [0.00] No NUMA configuration found [0.00] Faking a node at [mem

Re: [GIT PULL] qcom SoC changes for v4.1

2015-04-02 Thread Stephen Boyd
On 04/02/15 12:25, Kumar Gala wrote: On Apr 2, 2015, at 3:37 AM, Nicolas Dechesne nicolas.deche...@linaro.org wrote: Andy, Kumar, On Mon, Mar 16, 2015 at 10:03 PM, Kumar Gala ga...@codeaurora.org wrote: Andy Gross (1): soc: qcom: gsbi: Add support for ADM CRCI muxing this commit

Re: [PATCH 0/3] PCI/sparc: Fix booting with T5-8

2015-04-02 Thread David Miller
From: Yinghai Lu ying...@kernel.org Date: Tue, 31 Mar 2015 19:57:46 -0700 Fix regression by commit d63e2e1f3df9 (sparc/PCI: Clip bridge windows to fit in upstream windows). That cause bridge bar get clipped wrongly. The sparc64 dma_addr_t is 32-bit, we can not use it to check if we can

Re: [PATCH] ext4: fix bh leak on error paths in ext4_rename() and ext4_cross_rename()

2015-04-02 Thread Theodore Ts'o
On Tue, Mar 03, 2015 at 02:17:19PM +0300, Konstantin Khlebnikov wrote: Release references to buffer-heads if ext4_journal_start() fails. Signed-off-by: Konstantin Khlebnikov khlebni...@yandex-team.ru Fixes: 5b61de757535 (ext4: start handle at least possible moment when renaming files)

[PATCH] Read ID Pointer from PCI Capabilities List in 1 call

2015-04-02 Thread Sean O. Stalley
Reading both fields at the same time lets us parse the list with half the number of configspace reads. Signed-off-by: Sean O. Stalley sean.stal...@intel.com --- drivers/pci/pci.c | 11 +++ 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c

Re: [PATCH] mm/migrate: Mark unmap_and_move() noinline to avoid ICE in gcc 4.7.3

2015-04-02 Thread Kevin Hilman
On Thu, Apr 2, 2015 at 12:12 PM, Lina Iyer lina.i...@linaro.org wrote: On Wed, Apr 01 2015 at 15:57 -0600, Kevin Hilman wrote: Andrew Morton a...@linux-foundation.org writes: On Wed, 01 Apr 2015 10:47:49 +0100 Marc Zyngier marc.zyng...@arm.com wrote: -static int unmap_and_move(new_page_t

Re: Build regression in next-20150331

2015-04-02 Thread Rafael J. Wysocki
On Thursday, April 02, 2015 10:29:17 AM Peter Zijlstra wrote: On Wed, Apr 01, 2015 at 11:46:10PM +0200, Rafael J. Wysocki wrote: --- kernel/time/tick-internal.h |2 ++ 1 file changed, 2 insertions(+) Index: linux-pm/kernel/time/tick-internal.h

Re: [PATCH] mm/migrate: Mark unmap_and_move() noinline to avoid ICE in gcc 4.7.3

2015-04-02 Thread Lina Iyer
On Thu, Apr 02 2015 at 15:12 -0600, Kevin Hilman wrote: On Thu, Apr 2, 2015 at 12:12 PM, Lina Iyer lina.i...@linaro.org wrote: On Wed, Apr 01 2015 at 15:57 -0600, Kevin Hilman wrote: Andrew Morton a...@linux-foundation.org writes: On Wed, 01 Apr 2015 10:47:49 +0100 Marc Zyngier

Re: [PATCH v2] pci: export class IDs from pci_ids.h

2015-04-02 Thread Greg KH
On Thu, Apr 02, 2015 at 11:28:19PM +0200, Michael S. Tsirkin wrote: On Thu, Apr 02, 2015 at 03:53:47PM -0500, Bjorn Helgaas wrote: On Mon, Mar 30, 2015 at 01:33:28PM +0200, Michael S. Tsirkin wrote: The basic class ID macros in pci_ids.h are pretty useful for userspace using the pci sysfs

Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR

2015-04-02 Thread Bjorn Helgaas
On Thu, Apr 2, 2015 at 4:02 PM, Luis R. Rodriguez mcg...@suse.com wrote: --- It is possible to enable CONFIG_MTRR and CONFIG_X86_PAT and end up with a system with MTRR functionality disabled PAT functionality enabled. This is missing a conjunction or something in MTRR functionality disabled

[PATCH 11/15] perf mem: Support using -f to override perf.data file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf mem to use perf.data when it is not owned by current user or root. Example: # perf mem -t load record ls # chown Yunlong.Song:Yunlong.Song perf.data # ls -al perf.data -rw--- 1 Yunlong.Song Yunlong.Song 16392 Apr 2 14:34 perf.data

[PATCH 12/15] perf script: Support using -f to override perf.data file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf script to use perf.data when it is not owned by current user or root. Change the short option name of --fields to -F to avoid confusion with --force. Example: # perf record ls # chown Yunlong.Song:Yunlong.Song perf.data # ls -al

[PATCH 13/15] perf timechart: Support using -f to override perf.data file ownership

2015-04-02 Thread Arnaldo Carvalho de Melo
From: Yunlong Song yunlong.s...@huawei.com Enable perf timechart to use perf.data when it is not owned by current user or root. Example: # perf timechart record ls # chown Yunlong.Song:Yunlong.Song perf.data # ls -al perf.data -rw--- 1 Yunlong.Song Yunlong.Song 5471744 Apr 2 15:15

Re: [patch 1/2] mm, doc: cleanup and clarify munmap behavior for hugetlb memory

2015-04-02 Thread David Rientjes
On Sun, 29 Mar 2015, Hugh Dickins wrote: munmap(2) of hugetlb memory requires a length that is hugepage aligned, otherwise it may fail. Add this to the documentation. Thanks for taking this on, David. But although munmap(2) is the one Davide called out, it goes beyond that, doesn't it?

Re: [PATCH v2 4/5] regulator: qcom: Refactor of-parsing code

2015-04-02 Thread Stephen Boyd
On 04/01/15 15:55, Bjorn Andersson wrote: Refactor out all custom property parsing code from the probe function into a function suitable for regulator_desc-of_parse_cb usage. Signed-off-by: Bjorn Andersson bjorn.anders...@sonymobile.com Reviewed-by: Stephen Boyd sb...@codeaurora.org --

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