Re: [PATCH v4 2/2] usb: dwc3: adapt dwc3 core to use Generic PHY Framework

2014-01-22 Thread Roger Quadros
On 01/22/2014 08:04 AM, Vivek Gautam wrote: Hi, On Tue, Jan 21, 2014 at 7:30 PM, Roger Quadros rog...@ti.com wrote: Hi Kishon, On 01/21/2014 12:11 PM, Kishon Vijay Abraham I wrote: Adapted dwc3 core to use the Generic PHY Framework. So for init, exit, power_on and power_off the

Re: [PATCH v2 0/4] Intel MPX support

2014-01-22 Thread David Rientjes
On Wed, 22 Jan 2014, Qiaowei Ren wrote: Changes since v1: * check to see if #BR occurred in userspace or kernel space. * use generic structure and macro as much as possible when decode mpx instructions. Qiaowei Ren (4): x86, mpx: add documentation on Intel MPX x86, mpx: hook

Re: [PATCH v2] mm/zswap: Check all pool pages instead of one pool pages

2014-01-22 Thread Minchan Kim
Hello Cai, On Tue, Jan 21, 2014 at 09:52:25PM +0800, Cai Liu wrote: Hello Minchan 2014/1/21 Minchan Kim minc...@kernel.org: Hello, On Tue, Jan 21, 2014 at 02:35:07PM +0800, Cai Liu wrote: 2014/1/21 Minchan Kim minc...@kernel.org: Please check your MUA and don't break thread.

Re: [PATCH v9 3/5] qrwlock, x86 - Treat all data type not bigger than long as atomic in x86

2014-01-22 Thread Peter Zijlstra
On Tue, Jan 21, 2014 at 04:31:56PM -0800, Linus Torvalds wrote: And if somebody tries to do a smp_store_release() on a random structure or union, do we care? We're not some nanny state that wants to give nice warnings for insane code. Hurm, and here I thought warning on insane code was a good

Re: [PATCH] Documentation: devicetree: mct: Fix counter bit of CPU local timers

2014-01-22 Thread Jingoo Han
On Tuesday, January 21, 2014 6:03 PM, Jingoo Han wrote: According to the datasheet of Exynos SoCs, the counter bit of CPU local timers is 31-bit, not 32-bit; thus, it should be fixed. Please, ignore this patch. There is a 31-bit counter in CPU local timers; however, FRC (free running

Re: [PATCH v5 0/4] ata: ahci_platform: Add PHY support and OMAP support

2014-01-22 Thread Roger Quadros
Hi, On 01/21/2014 03:59 PM, Hans de Goede wrote: Hi, On 01/21/2014 12:59 PM, Roger Quadros wrote: On 01/21/2014 10:34 AM, Roger Quadros wrote: On 01/20/2014 06:48 PM, Hans de Goede wrote: Hi, On 01/20/2014 03:41 PM, Roger Quadros wrote: Hi, Some platforms have a PHY hooked up to the

Re: [PATCH -mm 2/2] memcg: fix css reference leak and endless loop in mem_cgroup_iter

2014-01-22 Thread Michal Hocko
On Tue 21-01-14 11:42:19, Andrew Morton wrote: On Tue, 21 Jan 2014 11:45:43 +0100 Michal Hocko mho...@suse.cz wrote: 19f39402864e (memcg: simplify mem_cgroup_iter) has reorganized mem_cgroup_iter code in order to simplify it. A part of that change was dropping an optimization which didn't

Re: [GIT PULL] GPIO bulk changes for v3.14

2014-01-22 Thread Geert Uytterhoeven
On Wed, Jan 22, 2014 at 8:54 AM, Linus Walleij linus.wall...@linaro.org wrote: The fact that it doesn't even compile makes me doubt your statement that it has been in linux-next. It doesn't even pass a basic allmodconfig build. Hm I rely on the zeroday build, and didn't get any angry compile

Re: [PATCH 2/2] sched: add statistic for rq-max_idle_balance_cost

2014-01-22 Thread Alex Shi
On 01/21/2014 03:43 PM, Jason Low wrote: On Mon, Jan 20, 2014 at 9:33 PM, Alex Shi alex@linaro.org wrote: It's useful to track this value in debug mode. Signed-off-by: Alex Shi alex@linaro.org --- kernel/sched/debug.c | 1 + 1 file changed, 1 insertion(+) diff --git

Re: [PATCH 18/20] clocksource / acpi: Add macro CLOCKSOURCE_ACPI_DECLARE

2014-01-22 Thread Linus Walleij
On Fri, Jan 17, 2014 at 1:25 PM, Hanjun Guo hanjun@linaro.org wrote: From: Amit Daniel Kachhap amit.dan...@samsung.com This macro does the same job as CLOCKSOURCE_OF_DECLARE. The device name from the ACPI timer table is matched with all the registered timer controllers and matching

Re: [PATCH -mm 2/2] memcg: fix css reference leak and endless loop in mem_cgroup_iter

2014-01-22 Thread Michal Hocko
On Tue 21-01-14 13:18:42, Hugh Dickins wrote: [...] We do have a confusing situation. The hang goes back to 3.10 but takes two different forms, because of intervening changes: in 3.10 and 3.11 mem_cgroup_iter repeatedly returns root memcg to its caller, in 3.12 and 3.13 mem_cgroup_iter

Re: [PATCH v5 0/4] ata: ahci_platform: Add PHY support and OMAP support

2014-01-22 Thread Hans de Goede
Hi, On 01/22/2014 09:11 AM, Roger Quadros wrote: Hi, On 01/21/2014 03:59 PM, Hans de Goede wrote: Hi, On 01/21/2014 12:59 PM, Roger Quadros wrote: On 01/21/2014 10:34 AM, Roger Quadros wrote: On 01/20/2014 06:48 PM, Hans de Goede wrote: Hi, On 01/20/2014 03:41 PM, Roger Quadros wrote:

Re: [PATCH V2] cpuidle/governors: Fix logic in selection of idle states

2014-01-22 Thread Daniel Lezcano
On 01/17/2014 05:33 AM, Preeti U Murthy wrote: The cpuidle governors today are not handling scenarios where no idle state can be chosen. Such scenarios coud arise if the user has disabled all the idle states at runtime or the latency requirement from the cpus is very strict. The menu governor

Re: [PATCH] Documentation: devicetree: mct: Fix counter bit of CPU local timers

2014-01-22 Thread Daniel Lezcano
On 01/22/2014 09:08 AM, Jingoo Han wrote: On Tuesday, January 21, 2014 6:03 PM, Jingoo Han wrote: According to the datasheet of Exynos SoCs, the counter bit of CPU local timers is 31-bit, not 32-bit; thus, it should be fixed. Please, ignore this patch. There is a 31-bit counter in CPU local

Re: Deadlock between cpu_hotplug_begin and cpu_add_remove_lock

2014-01-22 Thread Srivatsa S. Bhat
Hi Paul, On 01/22/2014 11:22 AM, Paul Mackerras wrote: This arises out of a report from a tester that offlining a CPU never finished on a system they were testing. This was on a POWER8 running a 3.10.x kernel, but the issue is still present in mainline AFAICS. What I found when I looked at

Re: [patch 1/3] drm/fb-helper: don't sleep for screen unblank when an oops is in progress

2014-01-22 Thread Daniel Vetter
On Tue, Jan 21, 2014 at 11:34 PM, a...@linux-foundation.org wrote: From: Daniel Vetter daniel.vet...@ffwll.ch Subject: drm/fb-helper: don't sleep for screen unblank when an oops is in progress Otherwise the system will burn even brighter and worse, leave the user wondering what's going on

RE: [PATCH v2 0/4] Intel MPX support

2014-01-22 Thread Ren, Qiaowei
-Original Message- From: David Rientjes [mailto:rient...@google.com] Sent: Wednesday, January 22, 2014 4:01 PM To: Ren, Qiaowei Cc: H. Peter Anvin; Thomas Gleixner; Ingo Molnar; x...@kernel.org; linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/4] Intel MPX support On Wed, 22

Re: qemu hangs on current git

2014-01-22 Thread Markus Trippelsdorf
On 2014.01.21 at 22:51 +0100, Markus Trippelsdorf wrote: Running the current git tree (v3.13-3260-g03d11a0e458d) on the host, qemu sometimes hangs during test boots of the kernel (version of the guest kernel doesn't matter). This happens roughly every 4-6 runs and manifest itself in hangs

Re: [PATCH 68/73] drivers/cpufreq: delete non-required instances of linux/init.h

2014-01-22 Thread Paul Gortmaker
On 1/21/14, Viresh Kumar viresh.ku...@linaro.org wrote: On 22 January 2014 02:53, Paul Gortmaker paul.gortma...@windriver.com wrote: None of these files are actually using any __init type directives and hence don't need to include linux/init.h. Most are just a left over from __devinit and

RE: [PATCH 3.12 033/118] usb: xhci: Link TRB must not occur within a USB payload burst [NEW HARDWARE]

2014-01-22 Thread David Laight
From: walt On 01/21/2014 01:51 AM, David Laight wrote: From: Sarah Sharp On Mon, Jan 20, 2014 at 11:21:14AM +, David Laight wrote: ... A guess... In queue_bulk_sg_tx() try calling xhci_v1_0_td_remainder() instead of xhci_td_remainder(). David, I tried the one-liner below,

Re: Deadlock between cpu_hotplug_begin and cpu_add_remove_lock

2014-01-22 Thread Srivatsa S. Bhat
On 01/22/2014 02:00 PM, Srivatsa S. Bhat wrote: Hi Paul, On 01/22/2014 11:22 AM, Paul Mackerras wrote: This arises out of a report from a tester that offlining a CPU never finished on a system they were testing. This was on a POWER8 running a 3.10.x kernel, but the issue is still present

Re: [PATCH] pwm: add support for Intel Low Power Subsystem PWM

2014-01-22 Thread Mika Westerberg
On Tue, Jan 21, 2014 at 08:43:39PM +0100, Thierry Reding wrote: The idea behind this is that only a single user can have access to a given PWM device at a time. The PWM device's PWMF_REQUESTED flag is set (and cleared) under the pwm_lock and any subsequent users will not be able to use that

[PATCH v3 0/4] power_supply: Introduce power supply charging driver

2014-01-22 Thread Jenny TC
v1: introduced feature as a framework within power supply class driver with separate files for battid framework and charging framework v2: fixed review comments, moved macros and inline functions to power_supply.h v3: moved the feature as a separate driver, combined battid framework and

[PATCH 4/4] power_supply: bq24261 charger driver

2014-01-22 Thread Jenny TC
This patch introduces BQ24261 charger driver. The driver makes use of power supply charging driver to setup charging. So the driver does hardware abstraction and handles h/w specific corner cases. The charging logic resides with power supply charging driver Signed-off-by: Jenny TC

[PATCH 3/4] power_supply: Introduce PSE compliant algorithm

2014-01-22 Thread Jenny TC
As per Product Safety Engineering (PSE) specification for battery charging, the battery characteristics and thereby the charging rates can vary on different temperature zones. This patch introduces a PSE compliant charging algorithm with maintenance charging support. The algorithm can be selected

[PATCH 1/4] power_supply: Add inlmt,iterm, min/max temp props

2014-01-22 Thread Jenny TC
Add new power supply properties for input current, charge termination current, min and max temperature POWER_SUPPLY_PROP_TEMP_MIN - minimum operatable temperature POWER_SUPPLY_PROP_TEMP_MAX - maximum operatable temperature POWER_SUPPLY_PROP_INLMT - input current limit programmed by charger.

Re: [PATCH] Add HID's to hid-microsoft driver of Surface Type/Touch Cover 2 to fix bug

2014-01-22 Thread Jiri Kosina
On Tue, 21 Jan 2014, Benjamin Tissoires wrote: From 291742873dcf181faf9657b41279487f31302c73 Mon Sep 17 00:00:00 2001 From: Reyad Attiyat reyad.atti...@gmail.com Date: Tue, 21 Jan 2014 01:22:25 -0600 Subject: [PATCH 1/1] Added in HID's for Microsoft Surface Type/Touch cover 2. This

Re: [PATCH v2] backlight: turn backlight on/off when necessary

2014-01-22 Thread Jani Nikula
On Mon, 20 Jan 2014, Liu Ying ying@freescale.com wrote: We don't have to turn backlight on/off everytime a blanking or unblanking event comes because the backlight status may have already been what we want. Another thought is that one backlight device may be shared by multiple

Re: [Lsf-pc] [LSF/MM TOPIC] really large storage sectors - going beyond 4096 bytes

2014-01-22 Thread Mel Gorman
On Tue, Jan 21, 2014 at 10:04:29PM -0500, Ric Wheeler wrote: One topic that has been lurking forever at the edges is the current 4k limitation for file system block sizes. Some devices in production today and others coming soon have larger sectors and it would be interesting to see if it is

[Bisected] qemu hangs on current git

2014-01-22 Thread Markus Trippelsdorf
On 2014.01.22 at 09:50 +0100, Markus Trippelsdorf wrote: On 2014.01.21 at 22:51 +0100, Markus Trippelsdorf wrote: Running the current git tree (v3.13-3260-g03d11a0e458d) on the host, qemu sometimes hangs during test boots of the kernel (version of the guest kernel doesn't matter). This

Re: [PATCH 0/8] Add support for PowerPC Hypervisor supplied performance counters

2014-01-22 Thread Anshuman Khandual
On 01/22/2014 07:02 AM, Michael Ellerman wrote: On Thu, 2014-01-16 at 15:53 -0800, Cody P Schafer wrote: These patches add basic pmus for 2 powerpc hypervisor interfaces to obtain performance counters: gpci (get performance counter info) and 24x7. The counters supplied by these interfaces are

[PATCH] tty/serial: atmel_serial: remove dev_dbg in atmel_set_termios

2014-01-22 Thread Nicolas Ferre
This fixes a driver bug which stopped the whole system (in case of serial console). This log message is not useful anyway as this information is printed elsewhere. Signed-off-by: Nicolas Ferre nicolas.fe...@atmel.com --- drivers/tty/serial/atmel_serial.c | 3 --- 1 file changed, 3 deletions(-)

Re: [RFC] restore user defined min_free_kbytes when disabling thp

2014-01-22 Thread Mel Gorman
On Wed, Jan 22, 2014 at 02:05:06PM +0800, Han Pingtian wrote: On Tue, Jan 21, 2014 at 10:23:51AM +, Mel Gorman wrote: On Tue, Jan 21, 2014 at 05:38:59PM +0800, Han Pingtian wrote: The testcase 'thp04' of LTP will enable THP, do some testing, then disable it if it wasn't enabled. But

[PATCH] tracing: Use task_nice() in function __update_max_tr() to get the nice value of task.

2014-01-22 Thread Dongsheng Yang
There is already a function named task_nice in sched.h to get the nice value of task_struct. We can use it in __update_max_tr() rather than calculate it manually. Signed-off-by: Dongsheng Yang yangds.f...@cn.fujitsu.com --- kernel/trace/trace.c | 2 +- 1 file changed, 1 insertion(+), 1

Re: [Xen-devel] [PATCH v4] arm: remove !CPU_V6 and !GENERIC_ATOMIC64 build dependencies for XEN

2014-01-22 Thread Ian Campbell
On Tue, 2014-01-21 at 13:44 +, Stefano Stabellini wrote: Remove !GENERIC_ATOMIC64 build dependency: - introduce xen_atomic64_xchg - use it to implement xchg_xen_ulong Remove !CPU_V6 build dependency: - introduce __cmpxchg8 and __cmpxchg16, compiled even ifdef CONFIG_CPU_V6 -

Re: [PATCH 17/24] GFS2: Use RCU/hlist_bl based hash for quotas

2014-01-22 Thread Steven Whitehouse
Hi, On Wed, 2014-01-22 at 01:06 -0500, Sasha Levin wrote: On 01/22/2014 12:32 AM, Paul E. McKenney wrote: On Mon, Jan 20, 2014 at 12:23:40PM +, Steven Whitehouse wrote: Prior to this patch, GFS2 kept all the quotas for each super block in a single linked list. This is rather slow

Re: [PATCH 01/73] init: delete the __cpuinit related stubs

2014-01-22 Thread Paul Gortmaker
On 1/21/14, Paul Gortmaker paul.gortma...@windriver.com wrote: The __cpuinit support was removed several releases ago. People have had a chance to update their out of tree code, so now we remove the no-op stubs. Also delete the mention of __cpuinitdata from the tag script. Cc: Andrew

Regression on next-20140116 [Was: [PATCH 3/3 v4] usb: chipidea: hw_phymode_configure moved before ci_usb_phy_init]

2014-01-22 Thread Uwe Kleine-König
Hello, On Tue, Dec 03, 2013 at 04:01:50PM +0800, Chris Ruehl wrote: usb: chipidea: hw_phymode_configure moved before ci_usb_phy_init hw_phymode_configure configures the PORTSC registers and allow the following phy_inits to operate on the right parameters. This fix a problem where the UPLI

[BUG] sched_clock: wrong printk time stamp

2014-01-22 Thread Dave Young
Hi, With today's Linus tree, the printk time is very odd, see below qemu/efi boot log: [0.00] ACPI: FACS 1f9e4000 40 [0.00] ACPI: APIC 1f9dd000 78 (v01 OVMF OVMFEDK2 20130221 OVMF 0099) [0.00] ACPI: SSDT 1f9db000 57 (v01 REDHAT

Re: [PATCH RFC 4/6] net: rfkill: gpio: add device tree support

2014-01-22 Thread Linus Walleij
On Tue, Jan 21, 2014 at 3:53 PM, Alexandre Courbot gnu...@gmail.com wrote: On Tue, Jan 21, 2014 at 9:35 PM, Arnd Bergmann a...@arndb.de wrote: On Tuesday 21 January 2014, Linus Walleij wrote: As discussed earlier in this thread I'm not sure the con_id is suitable for labelling GPIOs. It'd be

Re: [PATCH RFC 4/6] net: rfkill: gpio: add device tree support

2014-01-22 Thread Linus Walleij
On Tue, Jan 21, 2014 at 3:53 PM, Alexandre Courbot gnu...@gmail.com wrote: The good (or bad, rather) thing about DT is that we can do whatever we please with the new bindings: decide which name or which index (doesn't matter here) a GPIO should have. However we don't have this control over

Re: [PATCH 17/24] GFS2: Use RCU/hlist_bl based hash for quotas

2014-01-22 Thread Steven Whitehouse
Hi, On Tue, 2014-01-21 at 21:32 -0800, Paul E. McKenney wrote: On Mon, Jan 20, 2014 at 12:23:40PM +, Steven Whitehouse wrote: Prior to this patch, GFS2 kept all the quotas for each super block in a single linked list. This is rather slow when there are large numbers of quotas.

Re: [PATCH-v2 10/17] target: Add protection SGLs to target_submit_cmd_map_sgls

2014-01-22 Thread Sagi Grimberg
On 1/22/2014 12:17 AM, Nicholas A. Bellinger wrote: On Sun, 2014-01-19 at 14:12 +0200, Sagi Grimberg wrote: On 1/19/2014 4:44 AM, Nicholas A. Bellinger wrote: From: Nicholas Bellinger n...@linux-iscsi.org This patch adds support to target_submit_cmd_map_sgls() for accepting 'sgl_prot' +

Re: [PATCH-v2 11/17] target/iblock: Add blk_integrity + BIP passthrough support

2014-01-22 Thread Sagi Grimberg
On 1/22/2014 3:52 AM, Martin K. Petersen wrote: Sagi == Sagi Grimberg sa...@dev.mellanox.co.il writes: Sagi Please remind me why we ignore IP-CSUM guard type again? MKP, Sagi will this be irrelevant for the initiator as well? if so, I don't Sagi see a reason to expose this in RDMA verbs. I

Re: [PATCH] sched: fix sched_entity avg statistics update

2014-01-22 Thread Chris Redpath
On 21/01/14 16:12, Vincent Guittot wrote: With the current implementation, the load average statistics of a sched entity change according to other activity on the CPU even if this activity is done between the running window of the sched entity and have no influence on the running duration of the

Re: [PATCH-v2 12/17] target/file: Add DIF protection init/format support

2014-01-22 Thread Sagi Grimberg
On 1/22/2014 12:28 AM, Nicholas A. Bellinger wrote: On Sun, 2014-01-19 at 14:31 +0200, Sagi Grimberg wrote: On 1/19/2014 4:44 AM, Nicholas A. Bellinger wrote: From: Nicholas Bellinger n...@linux-iscsi.org This patch adds support for DIF protection init/format support into the FILEIO backend.

Re: linux-next: manual merge of the drm-intel tree with the drm tree

2014-01-22 Thread Daniel Vetter
Hi Stephen, On Wed, Jan 22, 2014 at 4:04 AM, Stephen Rothwell s...@canb.auug.org.au wrote: Hi all, Today's linux-next merge of the drm-intel tree got a conflict in drivers/gpu/drm/i915/i915_irq.c between commit abca9e454498 (drm: Pass 'flags' from the caller to .get_scanout_position()) from

Re: [PATCH v4 2/2] usb: dwc3: adapt dwc3 core to use Generic PHY Framework

2014-01-22 Thread Kishon Vijay Abraham I
On Wednesday 22 January 2014 01:29 PM, Roger Quadros wrote: On 01/22/2014 08:04 AM, Vivek Gautam wrote: Hi, On Tue, Jan 21, 2014 at 7:30 PM, Roger Quadros rog...@ti.com wrote: Hi Kishon, On 01/21/2014 12:11 PM, Kishon Vijay Abraham I wrote: Adapted dwc3 core to use the Generic PHY

Re: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread Paolo Bonzini
Il 21/01/2014 19:59, Liu, Jinsong ha scritto: From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong jinsong@intel.com Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug EBX of cpuid(0xD, 0) is dynamic per

Re: [Bisected] qemu hangs on current git

2014-01-22 Thread Peter Zijlstra
On Wed, Jan 22, 2014 at 10:37:55AM +0100, Markus Trippelsdorf wrote: git bisect points to: commit 8cb75e0c4ec9786b81439761eac1d18d4a931af3 Author: Peter Zijlstra pet...@infradead.org Date: Wed Nov 20 12:22:37 2013 +0100 sched/preempt: Fix up missed PREEMPT_NEED_RESCHED folding No

Re: [RFC PATCH] mm: thp: Add per-mm_struct flag to control THP

2014-01-22 Thread Mel Gorman
On Tue, Jan 14, 2014 at 01:38:01PM -0600, Alex Thorlton wrote: On Tue, Jan 14, 2014 at 03:44:57PM +, Mel Gorman wrote: On Fri, Jan 10, 2014 at 04:39:09PM -0600, Alex Thorlton wrote: On Fri, Jan 10, 2014 at 11:10:10PM +0100, Peter Zijlstra wrote: We already have the information to

Re: [BUG] sched_clock: wrong printk time stamp

2014-01-22 Thread Peter Zijlstra
On Wed, Jan 22, 2014 at 05:52:19PM +0800, Dave Young wrote: Hi, With today's Linus tree, the printk time is very odd, see below please follow the thread here: lkml.kernel.org/r/52def495.2020...@oracle.com -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of

Re: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread H. Peter Anvin
On 01/22/2014 02:21 AM, Paolo Bonzini wrote: Il 21/01/2014 19:59, Liu, Jinsong ha scritto: From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong jinsong@intel.com Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid

Re: mutual exculsion between clk_prepare_enable /clk_disable_unprepare and clk_set_parent

2014-01-22 Thread Russell King - ARM Linux
On Wed, Jan 22, 2014 at 02:02:57PM +0800, Xiaoguang Chen wrote: Hi, Mike We met a issue between clk_prepare_enable /clk_disable_unprepare and clk_set_parent. clk_prepare_enable/disable_unprepare are perfectly fine in themselves. You're looking at the problem wrongly - because drivers can

Re: [PATCH v3 1/4] net_dma: simple removal

2014-01-22 Thread saeed bishara
On Tue, Jan 21, 2014 at 11:44 AM, Dan Williams dan.j.willi...@intel.com wrote: On Fri, Jan 17, 2014 at 12:16 PM, saeed bishara saeed.bish...@gmail.com wrote: Dan, isn't this issue similar to direct io case? can you please look at the following article http://lwn.net/Articles/322795/ I

Re: powerpc32 broken by ef1313deafb7

2014-01-22 Thread Anton Blanchard
Hi Rob, I replied to this with the correct config last week. Did you get it? Here it is again. Just built against a fresh git pull and it's still happening for me... Your .config built fine with a couple of different toolchains I have here. One of them was the 4.7.3 powerpc64 biarch build:

Re: [PATCH 13/15] sched: Use a static_key for sched_clock_stable

2014-01-22 Thread Peter Zijlstra
On Tue, Jan 21, 2014 at 05:28:37PM -0500, Sasha Levin wrote: On 12/12/2013 09:08 AM, Peter Zijlstra wrote: This patch seems to be causing an issue with booting a KVM guest. It seems that it causes the time to go random during early boot process: [0.00] Initmem setup node 30

Re: [PATCH v2] backlight: turn backlight on/off when necessary

2014-01-22 Thread Liu Ying
On 01/22/2014 05:35 PM, Jani Nikula wrote: On Mon, 20 Jan 2014, Liu Ying ying@freescale.com wrote: We don't have to turn backlight on/off everytime a blanking or unblanking event comes because the backlight status may have already been what we want. Another thought is that one backlight

Hello

2014-01-22 Thread lisa
Could I have 5mins of your time to discuss a life changingmatter with you? -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ

Re: [PATCH RFC 4/6] net: rfkill: gpio: add device tree support

2014-01-22 Thread Mika Westerberg
On Wed, Jan 22, 2014 at 10:58:38AM +0100, Linus Walleij wrote: On Tue, Jan 21, 2014 at 3:53 PM, Alexandre Courbot gnu...@gmail.com wrote: The good (or bad, rather) thing about DT is that we can do whatever we please with the new bindings: decide which name or which index (doesn't matter

Re: [Xen-devel] [PATCH v4] xen/grant-table: Avoid m2p_override during mapping

2014-01-22 Thread David Vrabel
On 21/01/14 20:22, Zoltan Kiss wrote: The grant mapping API does m2p_override unnecessarily: only gntdev needs it, for blkback and future netback patches it just cause a lock contention, as those pages never go to userspace. Therefore this series does the following: - the original functions

Re: [PATCH v2 5/7] ARM: perf_event: Fully support Krait CPU PMU events

2014-01-22 Thread Will Deacon
On Tue, Jan 21, 2014 at 09:59:54PM +, Stephen Boyd wrote: On 01/21/14 10:37, Stephen Boyd wrote: On 01/21/14 10:07, Will Deacon wrote: Finally, I'd really like to see this get some test coverage, but I don't want to try running mainline on my phone :) Could you give your patches a

Re: [PATCH RFC 04/10] base: power: Add generic OF-based power domain look-up

2014-01-22 Thread Lorenzo Pieralisi
On Mon, Jan 20, 2014 at 05:32:53PM +, Tomasz Figa wrote: Hi Lorenzo, On 16.01.2014 17:34, Lorenzo Pieralisi wrote: Hi Tomasz, thank you for posting this series. I would like to use the DT bindings for power domains in the bindings for C-states on ARM:

[RFC PATCH V5] mm readahead: Fix readahead fail for no local memory and limit readahead pages

2014-01-22 Thread Raghavendra K T
max_sane_readahead returns zero on the cpu having no local memory node. Fix that by returning a sanitized number of pages viz., minimum of (requested pages, 4k) Result: fadvise experiment with FADV_WILLNEED on a x240 machine with 1GB testfile 32GB* 4G RAM numa machine ( 12 iterations) yielded

Re: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread Paolo Bonzini
Il 21/01/2014 19:59, Liu, Jinsong ha scritto: From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong jinsong@intel.com Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug EBX of cpuid(0xD, 0) is dynamic per

Re: [PATCH v4 1/5] arm: break part of __soft_restart out into separate function

2014-01-22 Thread Will Deacon
On Sat, Jan 11, 2014 at 01:05:20PM +, Leif Lindholm wrote: Certain operations can be considered mandatory for any piece of code preparing to switch off the MMU. Break this out into separate function dmap_prepare(). idmap_prepare. dmap_prepare sounds like something *completely* different!

Re: [PATCH V5 2/3] mm/memblock: Add support for excluded memory areas

2014-01-22 Thread Philipp Hachtmann
Hi again, I'd like to remind that the s390 development relies on this patch (and the next one, for cleanliness, of course) being added. It would be very good to see it being added to the -mm tree resp. linux-next. Kind regards Philipp -- To unsubscribe from this list: send the line unsubscribe

Re: [PATCH v4 2/5] arm: add new asm macro update_sctlr

2014-01-22 Thread Will Deacon
On Sat, Jan 11, 2014 at 01:05:21PM +, Leif Lindholm wrote: A new macro for setting/clearing bits in the SCTLR. Signed-off-by: Leif Lindholm leif.lindh...@linaro.org Suggested-by: Will Deacon will.dea...@arm.com --- arch/arm/include/asm/assembler.h | 13 + 1 file changed,

[PATCH v3] backlight: turn backlight on/off when necessary

2014-01-22 Thread Liu Ying
We don't have to turn backlight on/off every time a blanking or unblanking event comes because the backlight status may have already been what we want. Another thought is that one backlight device may be shared by multiple framebuffers. We don't hope blanking one of the framebuffers may turn the

[PATCH 2/3] ARM: kexec: copying code to ioremapped area

2014-01-22 Thread Wang Nan
ARM's kdump is actually corrupted (at least for omap4460), mainly because of cache problem: flush_icache_range can't reliably ensure the copied data correctly goes into RAM. After mmu turned off and jump to the trampoline, kexec always failed due to random undef instructions. This patch use

[PATCH 0/3] Bugfix for kdump on arm

2014-01-22 Thread Wang Nan
This patch series introduce 3 bugfix for kdump (and kexec) on arm platform. kdump for arm in fact is corrupted (at least for omap4460). With one-month hard work and with the help of a jtag debugger, we finally make kdump works reliablly. Following is the patches. The first 2 patches forms a

[PATCH 1/3] ARM: Premit ioremap() to map reserved pages

2014-01-22 Thread Wang Nan
This patch relaxes the restriction set by commit 309caa9cc, which prohibit ioremap() on all kernel managed pages. Other architectures, such as x86 and (some specific platforms of) powerpc, allow such mapping. ioremap() pages is an efficient way to avoid arm's mysterious cache control. This

[PATCH 3/3] ARM: allow kernel to be loaded in middle of phymem

2014-01-22 Thread Wang Nan
This patch allows the kernel to be loaded at the middle of kernel awared physical memory. Before this patch, users must use mem= or device tree to cheat kernel about the start address of physical memory. This feature is useful in some special cases, for example, building a crash dump kernel.

Is it ok for deferrable timer wakeup the idle cpu?

2014-01-22 Thread Lei Wen
Hi Thomas, Recently I want to do the experiment for cpu isolation over 3.10 kernel. But I find the isolated one is periodically waken up by IPI interrupt. By checking the trace, I find those IPI is generated by add_timer_on, which would calls wake_up_nohz_cpu, and wake up the already idle cpu.

ADC continous mode

2014-01-22 Thread shravan
Hi experts, i am new to this area, I am using amstrong 3.8.13 kernel in BBB at first i loaded the device tree as below, echo cape-bone-iio /sys/devices/bone_capemgr.*/slots then i used analog pins however i am getting the fixed values that is values are not varying continously as i vary input

Re: Weird plugin paths in perf and perf.so binaries with 3.14 merge window

2014-01-22 Thread Jiri Olsa
On Tue, Jan 21, 2014 at 03:02:43PM -0500, Josh Boyer wrote: Hi All, I went to build Linux v3.13-737-g7fe67a1 in Fedora this morning and it resulted in RPM complaining that the perf and perf.so binaries had strings in them that matched the RPM_BUILD_ROOT string. That fails the RPM build.

Re: [PATCH v3 2/4] KVM/X86: Intel MPX vmx and msr handle

2014-01-22 Thread Paolo Bonzini
Il 21/01/2014 20:01, Liu, Jinsong ha scritto: From 31e68d752ac395dc6b65e6adf45be5324e92cdc8 Mon Sep 17 00:00:00 2001 From: Liu Jinsong jinsong@intel.com Date: Fri, 13 Dec 2013 02:32:43 +0800 Subject: [PATCH v3 2/4] KVM/X86: Intel MPX vmx and msr handle This patch handle vmx and msr of Intel

Re: [PATCH 1/3] ARM: Premit ioremap() to map reserved pages

2014-01-22 Thread Will Deacon
On Wed, Jan 22, 2014 at 11:25:14AM +, Wang Nan wrote: This patch relaxes the restriction set by commit 309caa9cc, which prohibit ioremap() on all kernel managed pages. Other architectures, such as x86 and (some specific platforms of) powerpc, allow such mapping. ioremap() pages is an

Re: [PATCH 1/3] ARM: Premit ioremap() to map reserved pages

2014-01-22 Thread Russell King - ARM Linux
On Wed, Jan 22, 2014 at 07:25:14PM +0800, Wang Nan wrote: This patch relaxes the restriction set by commit 309caa9cc, which prohibit ioremap() on all kernel managed pages. Other architectures, such as x86 and (some specific platforms of) powerpc, allow such mapping. ioremap() pages is an

Re: ADC continous mode

2014-01-22 Thread Richard Weinberger
On Wed, Jan 22, 2014 at 12:29 PM, shravan shravanec2...@gmail.com wrote: Hi experts, i am new to this area, I am using amstrong 3.8.13 kernel in BBB As the BBB 3.8.x kernel contains gazillions of patches you better ask the creators of the BSP. at first i loaded the device tree as below,

Re: [Bisected] qemu hangs on current git

2014-01-22 Thread Markus Trippelsdorf
On 2014.01.22 at 11:24 +0100, Peter Zijlstra wrote: On Wed, Jan 22, 2014 at 10:37:55AM +0100, Markus Trippelsdorf wrote: git bisect points to: commit 8cb75e0c4ec9786b81439761eac1d18d4a931af3 Author: Peter Zijlstra pet...@infradead.org Date: Wed Nov 20 12:22:37 2013 +0100

Re: [PATCH 18/20] clocksource / acpi: Add macro CLOCKSOURCE_ACPI_DECLARE

2014-01-22 Thread Mark Rutland
On Wed, Jan 22, 2014 at 08:26:50AM +, Linus Walleij wrote: On Fri, Jan 17, 2014 at 1:25 PM, Hanjun Guo hanjun@linaro.org wrote: From: Amit Daniel Kachhap amit.dan...@samsung.com This macro does the same job as CLOCKSOURCE_OF_DECLARE. The device name from the ACPI timer table is

[RFC PATCH 2/3] ARM: mmc: davinci: Remove cast to the same type

2014-01-22 Thread Michael Trimarchi
Signed-off-by: Michael Trimarchi mich...@amarulasolutions.com --- drivers/mmc/host/davinci_mmc.c | 10 -- 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c index 8ea09ef..13ac664 100644 ---

[RFC PATCH 3/3] ARM: mmc: davinci: clock rate is an unsigned long

2014-01-22 Thread Michael Trimarchi
Signed-off-by: Michael Trimarchi mich...@amarulasolutions.com --- drivers/mmc/host/davinci_mmc.c | 9 + 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c index 13ac664..0181780 100644 ---

[RFC PATCH 0/3] ARM: mmc: davinci: Small fixes on host davinci driver

2014-01-22 Thread Michael Trimarchi
Hi all, I had the omapl138 board for one day. Looking at the code I have noticed that opendrain mmc configuration is buggy. I don't have the possibility to test but it should be correct to use host clock variable information. The other two patches are small style cleanup Michael Trimarchi (3):

Re: [PATCH 18/20] clocksource / acpi: Add macro CLOCKSOURCE_ACPI_DECLARE

2014-01-22 Thread Mark Rutland
On Mon, Jan 20, 2014 at 09:08:32AM +, Hanjun Guo wrote: On 2014-1-17 22:21, Arnd Bergmann wrote: On Friday 17 January 2014, Hanjun Guo wrote: From: Amit Daniel Kachhap amit.dan...@samsung.com This macro does the same job as CLOCKSOURCE_OF_DECLARE. The device name from the ACPI

[RFC PATCH 1/3] ARM: mmc: davinci: remove unused variable mmc_pclk and fix opendrain clock calculation

2014-01-22 Thread Michael Trimarchi
Signed-off-by: Michael Trimarchi mich...@amarulasolutions.com --- drivers/mmc/host/davinci_mmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c index e9fa87d..8ea09ef 100644 ---

Re: [PATCH v3 2/4] KVM/X86: Intel MPX vmx and msr handle

2014-01-22 Thread Paolo Bonzini
Il 22/01/2014 12:38, Paolo Bonzini ha scritto: Il 21/01/2014 20:01, Liu, Jinsong ha scritto: From 31e68d752ac395dc6b65e6adf45be5324e92cdc8 Mon Sep 17 00:00:00 2001 From: Liu Jinsong jinsong@intel.com Date: Fri, 13 Dec 2013 02:32:43 +0800 Subject: [PATCH v3 2/4] KVM/X86: Intel MPX vmx and

[PATCH] ARM: dts: add BeagleBone Audio Cape (Rev A) dtsi

2014-01-22 Thread Jack Mitchell
From: Jack Mitchell j...@embed.me.uk Devicetree include file for setting up the am335x mcasp bus, i2c-2 bus, and audio codec required for a functioning BeagleBone Audio Cape. Signed-off-by: Jack Mitchell j...@embed.me.uk Signed-off-by: Matt Porter mpor...@linaro.org ---

Re: [PATCH v2 0/4] Intel MPX support

2014-01-22 Thread Ingo Molnar
* Qiaowei Ren qiaowei@intel.com wrote: Changes since v1: * check to see if #BR occurred in userspace or kernel space. * use generic structure and macro as much as possible when decode mpx instructions. Qiaowei Ren (4): x86, mpx: add documentation on Intel MPX x86, mpx:

Re: [PATCH 04/20] ARM64 / ACPI: Introduce arm_core.c and its related head file

2014-01-22 Thread Lorenzo Pieralisi
On Fri, Jan 17, 2014 at 12:24:58PM +, Hanjun Guo wrote: [...] diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index bd9bbd0..2210353 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -41,6 +41,7 @@ #include linux/memblock.h #include

Re: [Bisected] qemu hangs on current git

2014-01-22 Thread Peter Zijlstra
On Wed, Jan 22, 2014 at 12:44:43PM +0100, Markus Trippelsdorf wrote: On 2014.01.22 at 11:24 +0100, Peter Zijlstra wrote: On Wed, Jan 22, 2014 at 10:37:55AM +0100, Markus Trippelsdorf wrote: git bisect points to: commit 8cb75e0c4ec9786b81439761eac1d18d4a931af3 Author: Peter Zijlstra

Re: mdadm raid1 regression

2014-01-22 Thread Vasiliy Tolstov
2014/1/6 NeilBrown ne...@suse.de: The value given to --data-offset is assumed to be kilobytes unless it has a suffix: 'M' for megabytes, 's' for sectors. The value reported by 'mdadm -D' is (as it says) in sectors. 1024 kilobytes is 2048 sectors. If you want to specify sectors, add an 's'

Re: [PATCH 1/3] ARM: Premit ioremap() to map reserved pages

2014-01-22 Thread Wang Nan
On 2014/1/22 19:42, Russell King - ARM Linux wrote: On Wed, Jan 22, 2014 at 07:25:14PM +0800, Wang Nan wrote: This patch relaxes the restriction set by commit 309caa9cc, which prohibit ioremap() on all kernel managed pages. Other architectures, such as x86 and (some specific platforms of)

Re: [alsa-devel] [PATCH] ASoC: wm8804: Allow control of master clock divider in PLL generation

2014-01-22 Thread Ben Dooks
On Fri, Jan 17, 2014 at 10:35:10AM +, Dimitris Papastamos wrote: Charles (or someone else from Wolfson), you commented on previous versions of this - are you still OK with it? Looks good to me. Privacy Confidentiality Notice - This

Re: [PATCH 13/15] sched: Use a static_key for sched_clock_stable

2014-01-22 Thread Peter Zijlstra
On Wed, Jan 22, 2014 at 11:45:32AM +0100, Peter Zijlstra wrote: Ho humm. OK, so I had me a ponder; does the below fix things for you and David? I've only done a boot test on real proper hardware :-) --- kernel/sched/clock.c | 42 +- 1 file changed, 33

Re: [PATCH 13/15] sched: Use a static_key for sched_clock_stable

2014-01-22 Thread Markus Trippelsdorf
On 2014.01.22 at 11:45 +0100, Peter Zijlstra wrote: On Tue, Jan 21, 2014 at 05:28:37PM -0500, Sasha Levin wrote: On 12/12/2013 09:08 AM, Peter Zijlstra wrote: This patch seems to be causing an issue with booting a KVM guest. It seems that it causes the time to go random during early

RE: [PATCH v2 0/4] Intel MPX support

2014-01-22 Thread Ren, Qiaowei
-Original Message- From: Ingo Molnar [mailto:mingo.kernel@gmail.com] On Behalf Of Ingo Molnar Sent: Wednesday, January 22, 2014 7:53 PM To: Ren, Qiaowei Cc: H. Peter Anvin; Thomas Gleixner; Ingo Molnar; x...@kernel.org; linux-kernel@vger.kernel.org; Peter Zijlstra Subject:

Re: [PATCH v3 0/4] X86/KVM: enable Intel MPX for KVM

2014-01-22 Thread Paolo Bonzini
Il 22/01/2014 06:29, Liu, Jinsong ha scritto: These patches are version 3 to enalbe Intel MPX for KVM. Version 1: * Add some Intel MPX definiation * Fix a cpuid(0x0d, 0) exposing bug, dynamic per XCR0 features enable/disable * vmx and msr handle for MPX support at KVM * enalbe MPX

Re: [PATCHv3] dt: binding documentation for bq2415x charger

2014-01-22 Thread Dmitry Eremin-Solenikov
Hello, On Wed, Jan 22, 2014 at 12:48 AM, Sebastian Reichel s...@ring0.de wrote: Hi Dmitry, Add devicetree binding documentation for bq2415x charger. Signed-off-by: Sebastian Reichel s...@debian.org Acked-by: Pavel Machek pa...@ucw.cz I've seen, that you just sent a pull request for the

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