Re: [PATCH V3 1/3] tracing: add a possibility of exporting function trace to other places instead of ring buffer only

2016-08-08 Thread Chunyan Zhang
Removing maxime.coque...@st.com since it seems an unreachable address On Tue, Aug 9, 2016 at 2:32 PM, Chunyan Zhang wrote: > Currently ring buffer is the only output of Function traces, this patch > added trace_export concept which would process the traces and export > traces to a registered dest

[PATCH v4 4/5] mm/cma: remove MIGRATE_CMA

2016-08-08 Thread js1304
From: Joonsoo Kim Now, all reserved pages for CMA region are belong to the ZONE_CMA and there is no other type of pages. Therefore, we don't need to use MIGRATE_CMA to distinguish and handle differently for CMA pages and ordinary pages. Remove MIGRATE_CMA. Unfortunately, this patch make free CMA

Re: [PATCH V3 0/3] Integration of function trace with System Trace IP blocks

2016-08-08 Thread Chunyan Zhang
Removing maxime.coque...@st.com since it seems an unreachable address On Tue, Aug 9, 2016 at 2:32 PM, Chunyan Zhang wrote: > IP blocks allowing a variety of trace sources to log debugging > information to a pre-defined area have been introduced on a couple of > architecture [1][2]. These system t

Re: [Patch v3 03/11] driver/edac/mpc85xx_edac: Drop setting/clearing RFXE bit in HID1

2016-08-08 Thread Borislav Petkov
On Tue, Aug 09, 2016 at 05:06:39AM +, york sun wrote: > It is uncorrectable. DDR controller can only report the error. I don't > believe EDAC driver can do more. For the same reason I said we can leave > RXFE as is, even for e500v1 case (with RIO or PCI is enabled). Nothing > can be done wit

[PATCH v4 3/5] mm/cma: remove ALLOC_CMA

2016-08-08 Thread js1304
From: Joonsoo Kim Now, all reserved pages for CMA region are belong to the ZONE_CMA and it only serves for GFP_HIGHUSER_MOVABLE. Therefore, we don't need to consider ALLOC_CMA at all. Signed-off-by: Joonsoo Kim --- mm/internal.h | 1 - mm/page_alloc.c | 26 ++ 2 file

[PATCH v4 5/5] mm/cma: remove per zone CMA stat

2016-08-08 Thread js1304
From: Joonsoo Kim Now, all reserved pages for CMA region are belong to the ZONE_CMA so we don't need to maintain CMA stat in other zones. Remove it. Acked-by: Vlastimil Babka Signed-off-by: Joonsoo Kim --- fs/proc/meminfo.c | 2 +- include/linux/cma.h| 6 ++ include/linux/mmzon

Re: [RFC PATCH 2/3] Add generation of Module.ksymb file in streamline_config.pl

2016-08-08 Thread Geert Uytterhoeven
On Mon, Aug 8, 2016 at 9:15 PM, Luis R. Rodriguez wrote: > On Sun, Jul 31, 2016 at 05:33:51PM +0200, Cristina Moraru wrote: >> Add generation of ./scripts/mod/Module.ksymb file containing >> associations of driver file names and corresponding CONFIG_* >> symbol. >> >> This file will be used by mod

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[PATCH v4 0/5] Introduce ZONE_CMA

2016-08-08 Thread js1304
From: Joonsoo Kim Hello, Changes from v3 o Rebase on next-20160805 o Split first patch per Vlastimil o Remove useless function parameter per Vlastimil o Add code comment per Vlastimil o Add following description on cover-letter This is the 4th version of ZONE_CMA patchset. Most of changes are d

Re: [PATCH v12 09/11] genirq/msi: Introduce msi_desc flags

2016-08-08 Thread Auger Eric
Hi, On 02/08/2016 19:23, Eric Auger wrote: > This new flags member is meant to store additional information about > the msi descriptor, starting with allocation status information. > > MSI_DESC_FLAG_ALLOCATED bit tells the associated base IRQ is allocated. > This information is currently used at

[PATCH v4 2/5] mm/cma: populate ZONE_CMA

2016-08-08 Thread js1304
From: Joonsoo Kim Until now, reserved pages for CMA are managed in the ordinary zones where page's pfn are belong to. This approach has numorous problems and fixing them isn't easy. (It is mentioned on previous patch.) To fix this situation, ZONE_CMA is introduced in previous patch, but, not yet

Re: [PATCH] ASoC: simple-card: fix module load "unknown symbol" issue

2016-08-08 Thread Sekhar Nori
On Tuesday 09 August 2016 05:56 AM, Kuninori Morimoto wrote: > > Hi Sekhar > >>> An ASoC driver using simple-card, when built as a module gets the >>> following error at module load time: >>> >>> [ 23.571873] simple_card_utils: Unknown symbol snd_soc_of_parse_daifmt >>> (err 0) >>> [ 23.7127

Re: [PATCH v6 0/2] Block layer support ZAC/ZBC commands

2016-08-08 Thread Hannes Reinecke
On 08/05/2016 10:35 PM, Shaun Tancheff wrote: > On Tue, Aug 2, 2016 at 8:29 PM, Damien Le Moal wrote: >> Hannes, Shaun, >> >> Let me add some more comments. >> >>> On Aug 2, 2016, at 23:35, Hannes Reinecke wrote: >>> >>> On 08/01/2016 07:07 PM, Shaun Tancheff wrote: On Mon, Aug 1, 2016 at 4:

Re: [PATCH] ipr: Fix sync scsi scan

2016-08-08 Thread Michael Ellerman
Brian King writes: > On 08/08/2016 05:02 AM, Michael Ellerman wrote: >> James Bottomley writes: >> >>> This is seven basic fixes (plus one MAINTAINERS update) which came in >>> close to the merge window. >>> >>> The patch is available here: >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git/

[PATCH v4 1/5] mm/cma: introduce new zone, ZONE_CMA

2016-08-08 Thread js1304
From: Joonsoo Kim Attached cover-letter: This series try to solve problems of current CMA implementation. CMA is introduced to provide physically contiguous pages at runtime without exclusive reserved memory area. But, current implementation works like as previous reserved memory approach, beca

Re: [BUG] 4.8-rc1: wlcore: NULL pointer dereference in wlcore_op_get_expected_throughput

2016-08-08 Thread Johannes Berg
On Mon, 2016-08-08 at 23:26 +0200, H. Nikolaus Schaller wrote: > Here is what I see in 4.8-rc1 on Pyra device after typing "poweroff". > I hope someone knows what it means. > > BR and thanks, > Nikolaus [snip] > [  616.041894] [] (wlcore_op_get_expected_throughput > [wlcore]) from [] (sta_set_si

[PATCH V3 2/3] stm class: ftrace: Add ftrace-export-over-stm driver

2016-08-08 Thread Chunyan Zhang
This patch adds a driver that models itself as an stm_source and registers itself as a trace_export. Once the stm and stm_source have been linked via sysfs, everything that is passed to the interface from Ftrace subsystem will endup in the STM trace engine. Signed-off-by: Chunyan Zhang --- driv

[PATCH V3 0/3] Integration of function trace with System Trace IP blocks

2016-08-08 Thread Chunyan Zhang
IP blocks allowing a variety of trace sources to log debugging information to a pre-defined area have been introduced on a couple of architecture [1][2]. These system trace blocks (also known as STM) typically follow the MIPI STPv2 protocol [3] and provide a system wide logging facility to any devi

[PATCH V3 1/3] tracing: add a possibility of exporting function trace to other places instead of ring buffer only

2016-08-08 Thread Chunyan Zhang
Currently ring buffer is the only output of Function traces, this patch added trace_export concept which would process the traces and export traces to a registered destination which can be ring buffer or some other storage, in this way if we want Function traces to be sent to other destination rath

[PATCH V3 3/3] stm: Mark the functions of writing buffer with notrace

2016-08-08 Thread Chunyan Zhang
If CONFIG_STM_FTRACE is selected, Function trace data can be writen to sink via STM, all functions that related to writing data packets to STM should be marked 'notrace' to avoid being traced by Ftrace, otherwise the program would stall into an endless loop. Signed-off-by: Chunyan Zhang Acked-by:

[PATCH 2/2] mm/page_alloc: recalculate some of node threshold when on/offline memory

2016-08-08 Thread js1304
From: Joonsoo Kim Some of node threshold depends on number of managed pages in the node. 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 function for better maintanance. Signed-off-by: Joonsoo

[PATCH 1/2] mm/page_alloc: fix wrong initialization when sysctl_min_unmapped_ratio changes

2016-08-08 Thread js1304
From: Joonsoo Kim Before resetting min_unmapped_pages, we need to initialize min_unmapped_pages rather than min_slab_pages. Fixes: a5f5f91da6 (mm: convert zone_reclaim to node_reclaim) Signed-off-by: Joonsoo Kim --- mm/page_alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --

Re: [RESEND PATCH] usb: hub: change CLEAR_FEATURE to SET_FEATURE

2016-08-08 Thread Peter Chen
On Tue, Aug 9, 2016 at 11:31 AM, Yonglong Wu wrote: > From: Yonglong Wu > > According to USB30 specification, the Function Remote Wakeup field can be > modified by the SetFeature() requests. SetFeature() is recommended to use. > > Signed-off-by: Yonglong Wu > --- > drivers/usb/core/hub.c |2

RE: [PATCH v2] RANDOM: ATH9K RNG delivers zero bits of entropy

2016-08-08 Thread Pan, Miaoqing
Hi Jason, Stephan, Agree with Jason's point, also understand Stephan's concern. The date rate can be roughly estimated by 'cat /dev/random |rngtest -c 1000', the average speed is .294Kibits/s. I will sent the patch to disable ath9k RNG by default. Thanks, Miaoqing -Original Messag

[PATCH 2/2] perf ppc64le: Fix probe location when using DWARF

2016-08-08 Thread Ravi Bangoria
Powerpc has Global Entry Point and Local Entry Point for functions. LEP catches call from both the GEP and the LEP. Symbol table of ELF contains GEP and Offset from which we can calculate LEP, but debuginfo does not have LEP info. Currently, perf prioritize symbol table over dwarf to probe on LEP

[PATCH 1/2] perf: Add function to post process kernel trace events

2016-08-08 Thread Ravi Bangoria
Instead of inline code, introduce function to post process kernel probe trace events. Signed-off-by: Ravi Bangoria --- tools/perf/util/probe-event.c | 29 ++--- 1 file changed, 18 insertions(+), 11 deletions(-) diff --git a/tools/perf/util/probe-event.c b/tools/perf/util

Re: NULL ptr deref in perf/filter_match

2016-08-08 Thread Vegard Nossum
On 8 August 2016 at 22:07, Vince Weaver wrote: > On Thu, 4 Aug 2016, Vegard Nossum wrote: >> BTW, this seems to show up slightly more frequently although I've seen >> it a couple of times before without your patch too so it's probably >> unrelated: >> >> WARNING: CPU: 0 PID: 1244 at arch/x86/kerne

[PATCH v2 4/4] cgroup: make cgroup_path() and friends behave in the style of strlcpy()

2016-08-08 Thread Tejun Heo
>From a374fd0487f8e51c0879acbdec35c8c4e3a9af7b Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 9 Aug 2016 02:12:22 -0400 cgroup_path() and friends used to format the path from the end and thus the resulting path usually didn't start at the start of the passed in buffer. Also, when the buffer

[PATCH v2 1/4] kernfs: add dummy implementation of kernfs_path_from_node()

2016-08-08 Thread Tejun Heo
>From 17d6dfb3afa88253bf1ceee2d4a5e461970fc593 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 9 Aug 2016 02:12:21 -0400 The dummy version of kernfs_path_from_node() was missing. This currently doesn't break anything. Let's add it for consistency and to ease adding wrappers around it. v2:

Re: [PATCH 0/7] Minor DP aux transaction fixes

2016-08-08 Thread Daniel Vetter
On Mon, Aug 08, 2016 at 01:30:37PM -0400, Alex Deucher wrote: > On Fri, Aug 5, 2016 at 8:30 PM, Lyude wrote: > > While I was investigating an unrelated bug on the radeon driver, I noticed > > that > > it's become rather difficult to actually read through dmesg with drm.debug > > turned on, on acc

Re: [PATCH RESEND] net: can: Introduce MEN 16Z192-00 CAN controller driver

2016-08-08 Thread Andreas Werner
On Mon, Aug 08, 2016 at 08:23:55PM -0700, Benjamin Poirier wrote: > On 2016/08/08 09:26, Andreas Werner wrote: > [...] > > > > + > > > > + if (cf->can_dlc > 0) > > > > + data[0] = be32_to_cpup((__be32 *)(cf->data)); > > > > + if (cf->can_dlc > 3) > > > > + da

Re: [PATCH RESEND] net: can: Introduce MEN 16Z192-00 CAN controller driver

2016-08-08 Thread Andreas Werner
On Mon, Aug 08, 2016 at 04:35:34PM +0200, Wolfgang Grandegger wrote: > Am 08.08.2016 um 16:05 schrieb Andreas Werner: > >On Mon, Aug 08, 2016 at 02:28:39PM +0200, Wolfgang Grandegger wrote: > >>Hello, > >> > >>Am 08.08.2016 um 13:39 schrieb Andreas Werner: > >>>On Mon, Aug 08, 2016 at 11:27:25AM +0

Re: [RFC PATCH V5 3/5] PCI: Check platform specific ECAM quirks

2016-08-08 Thread Tomasz Nowicki
On 08.08.2016 17:34, Mark Salter wrote: On Mon, 2016-08-08 at 15:05 +0200, Tomasz Nowicki wrote: Some platforms may not be fully compliant with generic set of PCI config accessors. For these cases we implement the way to overwrite accessors set. Algorithm traverses available quirk list (static a

Re: [PATCH 3/3 v3] drm: bridge/dw-hdmi: Move edid reading to .detect() callback

2016-08-08 Thread Daniel Vetter
On Mon, Aug 08, 2016 at 05:25:38PM +0100, Jose Abreu wrote: > Hi, > > > On 05-08-2016 09:13, Chris Wilson wrote: > > On Fri, Aug 05, 2016 at 10:06:08AM +0200, Daniel Vetter wrote: > >> On Fri, Aug 05, 2016 at 12:01:25AM +0100, Russell King - ARM Linux wrote: > >>> On Thu, Aug 04, 2016 at 06:13:18

Re: [PATCH] drm/i2c: tda998x: don't register the connector

2016-08-08 Thread Daniel Vetter
On Mon, Aug 08, 2016 at 05:04:03PM +0100, Brian Starkey wrote: > Hi, > > On Mon, Jul 25, 2016 at 05:08:21PM +0200, Daniel Vetter wrote: > > On Mon, Jul 25, 2016 at 01:54:06PM +0100, Brian Starkey wrote: > > > Hi Russell, > > > > > > On Mon, Jul 25, 2016 at 01:25:04PM +0100, Russell King - ARM Lin

Re: [PATCH v2] drm/bridge: analogix_dp: Ensure the panel is properly prepared/unprepared

2016-08-08 Thread Daniel Vetter
On Tue, Aug 09, 2016 at 10:35:57AM +0800, Yakir Yang wrote: > + Archit > > > On 08/09/2016 02:53 AM, Sean Paul wrote: > > Instead of just preparing the panel on bind, actually prepare/unprepare > > during modeset/disable. The panel must be prepared in order to read hpd > > status and edid, so we

Re: [PATCH RESEND 1/2] ARM: multi_v7_defconfig: Enable AHCI_IMX

2016-08-08 Thread Shawn Guo
On Mon, Jul 11, 2016 at 09:08:11PM +0300, Tuomas Tynkkynen wrote: > The Wandboard Quad comes with a SATA port. Enable the IMX SATA driver by > default to make it easy to have the root filesystem on it. > > Signed-off-by: Tuomas Tynkkynen Applied both, thanks.

Re: [PATCH 0/7] de-stage SW_SYNC validation frawework

2016-08-08 Thread Daniel Vetter
On Sun, Jul 24, 2016 at 05:00:31PM +0200, Pavel Machek wrote: > On Mon 2016-08-08 16:08:12, Gustavo Padovan wrote: > > 2016-08-07 Pavel Machek : > > > > > On Sun 2016-07-24 15:21:11, Greg Kroah-Hartman wrote: > > > > On Mon, Jul 18, 2016 at 04:12:45PM -0300, Gustavo Padovan wrote: > > > > > Hi, >

Re: [PATCH] ARM: mxs: remove obsolete startup code for TX28

2016-08-08 Thread Shawn Guo
On Mon, Jul 11, 2016 at 02:18:48PM +0200, Lothar Waßmann wrote: > The power and reset handling of the FEC ethernet driver is sufficient > to get the ethernet PHY on the TX28 into a usable state. > Remove the code that does the PHY initialization on startup. > > Signed-off-by: Lothar Waßmann Appl

Re: [PATCH 2/3] thermal: Add Mediatek thermal driver for mt2701.

2016-08-08 Thread Keerthy
On Tuesday 09 August 2016 11:25 AM, dawei chien wrote: Dear Keerthy, On Mon, 2016-07-11 at 16:56 +0800, dawei chien wrote: Dear Keerthy, On Thu, 2016-07-07 at 17:24 +0530, Keerthy wrote: Hi Dawei Chien, On Thursday 07 July 2016 02:36 PM, Dawei Chien wrote: This patch adds support for mt2

Re: [PATCH 2/3] thermal: Add Mediatek thermal driver for mt2701.

2016-08-08 Thread dawei chien
Dear Keerthy, On Mon, 2016-07-11 at 16:56 +0800, dawei chien wrote: > Dear Keerthy, > > On Thu, 2016-07-07 at 17:24 +0530, Keerthy wrote: > > Hi Dawei Chien, > > > > > > On Thursday 07 July 2016 02:36 PM, Dawei Chien wrote: > > > This patch adds support for mt2701 chip to mtk_thermal.c, > > > a

Re: [PATCH v9 01/10] clk: fix initial state of critical clock's parents

2016-08-08 Thread James Liao
On Wed, 2016-08-03 at 13:46 +0800, James Liao wrote: > On Mon, 2016-07-11 at 16:24 +0800, James Liao wrote: > > Hi Mike, > > > > On Fri, 2016-07-08 at 16:32 -0700, Michael Turquette wrote: > > > Hi James, > > > > > > Quoting James Liao (2016-07-03 20:51:48) > > > > On Fri, 2016-07-01 at 18:21 -07

Re: [Letux-kernel] [PATCH v2] musb: omap2430: do not assume balanced enable()/disable()

2016-08-08 Thread Andreas Kemnade
On Fri, 5 Aug 2016 23:21:35 -0700 Tony Lindgren wrote: > * Andreas Kemnade [160805 08:35]: > > I repeat the subject line of the patch: > > [PATCH v2] musb: omap2430: do not assume balanced enable()/disable() > > It is *not* fix charging. > > > > So you mean that the phy should magically know at

Re: [PATCH v1 2/2] x86/KASLR: Increase BRK pages for KASLR memory randomization

2016-08-08 Thread Mika Penttilä
On 08/08/2016 09:40 PM, Thomas Garnier wrote: > Default implementation expects 6 pages maximum are needed for low page > allocations. If KASLR memory randomization is enabled, the worse case > of e820 layout would require 12 pages (no large pages). It is due to the > PUD level randomization and the

[PATCH] cgroup: add tracepoints for basic operations

2016-08-08 Thread Tejun Heo
>From 471f89b317a21a78dacaee85957984b9f11e79e4 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 9 Aug 2016 01:11:13 -0400 Debugging what goes wrong with cgroup setup can get hairy. Add tracepoints for cgroup hierarchy mount, cgroup creation/destruction and task migration operations for better

Re: [Letux-kernel] [BUG] 4.8-rc1: wlcore: NULL pointer dereference in wlcore_op_get_expected_throughput

2016-08-08 Thread H. Nikolaus Schaller
Hi Andrey, > Am 09.08.2016 um 01:49 schrieb Andrey Utkin : > > On Mon, Aug 08, 2016 at 11:26:38PM +0200, H. Nikolaus Schaller wrote: >> Here is what I see in 4.8-rc1 on Pyra device after typing "poweroff". >> I hope someone knows what it means. >> >> BR and thanks, >> Nikolaus >> >> root@letux:

[git pull] drm fixes

2016-08-08 Thread Dave Airlie
Hi Linus, I thought I should dequeue this, some of these could have made -rc1 if I'd had less illness. This contains a bunch of amdgpu fixes, and some i915 regression fixes. It also contains some fixes for an older regression with some EDID changes and some 6bpc panels. Then there are the loc

[PATCH 1/4] kernfs: add dummy implementation of kernfs_path_from_node()

2016-08-08 Thread Tejun Heo
The dummy version of kernfs_path_from_node() was missing. This currently doesn't break anything. Let's add it for consistency and to ease adding wrappers around it. Signed-off-by: Tejun Heo Cc: Greg Kroah-Hartman --- include/linux/kernfs.h | 5 + 1 file changed, 5 insertions(+) diff --gi

[PATCH 4/4] cgroup: make cgroup_path() and friends behave in the style of strlcpy()

2016-08-08 Thread Tejun Heo
cgroup_path() and friends used to format the path from the end and thus the resulting path usually didn't start at the start of the passed in buffer. Also, when the buffer was too small, the partial result was truncated from the head rather than tail and there was no way to tell how long the full

[PATCH 2/4] kernfs: make kernfs_path*() behave in the style of strlcpy()

2016-08-08 Thread Tejun Heo
kernfs_path*() functions always return the length of the full path but the path content is undefined if the length is larger than the provided buffer. This makes its behavior different from strlcpy() and requires error handling in all its users even when they don't care about truncation. In addit

[PATCH 3/4] kernfs: remove kernfs_path_len()

2016-08-08 Thread Tejun Heo
It doesn't have any in-kernel user and the same result can be obtained from kernfs_path(@kn, NULL, 0). Remove it. Signed-off-by: Tejun Heo Cc: Serge Hallyn Cc: Greg Kroah-Hartman --- fs/kernfs/dir.c| 23 --- include/linux/kernfs.h | 4 2 files changed, 27 del

[PATCHSET] kernfs, cgroup: make kernfs_path*() and cgroup_path*() behave in strlcpy() style

2016-08-08 Thread Tejun Heo
kernfs path formatting functions always return the length of full path but the content of the output buffer is undefined when the length is longer than the provided buffer. Most cgroup path formatting functions return the start of the output or NULL on errors including overflow. These inconsisten

Re: [PATCH 0/7] ima: carry the measurement list across kexec

2016-08-08 Thread Balbir Singh
On 04/08/16 22:24, Mimi Zohar wrote: > The TPM PCRs are only reset on a hard reboot. In order to validate a > TPM's quote after a soft reboot (eg. kexec -e), the IMA measurement list > of the running kernel must be saved and then restored on the subsequent > boot. > > The existing securityfs bi

Re: [PATCH 02/10] docs: sphinxify coccinelle.txt and add it to dev-tools

2016-08-08 Thread Julia Lawall
Acked-by: Julia Lawall On Mon, 8 Aug 2016, Jonathan Corbet wrote: > No textual changes have been made, but the formatting has obviously been > tweaked. > > Cc: Michal Marek > Cc: Gilles Muller > Cc: Nicolas Palix > Cc: Julia Lawall > Signed-off-by: Jonathan Corbet > --- > .../{coccinelle.t

Re: perf: WARNING: kernel/events/core.c:4893 perf_mmap_close

2016-08-08 Thread Alexander Shishkin
Vince Weaver writes: > Hello > > running the perf_fuzzer on Haswell, this is a new warning I don't think > I've seen before. > > It works out to be this code here: > > /* this has to be the last one */ > rb_free_aux(rb); > WARN_ON_ONCE(atomic_read(

Re: [PATCH 4.6 00/96] 4.6.6-stable review

2016-08-08 Thread Guenter Roeck
On 08/08/2016 12:10 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 4.6.6 release. There are 96 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be mad

Re: [PATCH v2 3/4] perf/core: introduce PMU_EV_CAP_READ_ACTIVE_PKG

2016-08-08 Thread David Carrillo-Cisneros
Hi Nilay, Sounds good, I will post an updated version. Thanks, David On Mon, Aug 8, 2016 at 9:12 AM, Nilay Vaish wrote: > On 7 August 2016 at 15:10, David Carrillo-Cisneros wrote: >> Hi Nilay, >> static int perf_event_read(struct perf_event *event, bool group) { - int re

[PATCH 1/1] usb: misc: usbtest: add fix for driver hang

2016-08-08 Thread Lu Baolu
In sg_timeout(), req->status is set to "-ETIMEDOUT" before calling into usb_sg_cancel(). usb_sg_cancel() will do nothing and return directly if req->status has been set to a non-zero value. This will cause driver hang as soon as transfer time out is triggered. In my test case, below system log sho

Re: [Patch v3 03/11] driver/edac/mpc85xx_edac: Drop setting/clearing RFXE bit in HID1

2016-08-08 Thread Borislav Petkov
On Tue, Aug 09, 2016 at 04:31:19AM +, york sun wrote: > Yes, for most SoCs RFXE remains cleared. Uncorrectable errors are > handled by EDAC. And how is mpc85_xxx EDAC handling them? mpc85xx_mc_check() only reports them. And now to get to my original question: is it *enough* to report uncorr

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Re: [PATCH v6 RESEND 4/7] perf config: Use combined {fore,back}ground colors value instead of each two color

2016-08-08 Thread Taeung Song
Hi, Arnaldo :) On 08/09/2016 03:58 AM, Arnaldo Carvalho de Melo wrote: Em Tue, Aug 02, 2016 at 06:20:46PM +0900, Taeung Song escreveu: To easily set default config values into actual variables for 'colors' config, it would be better that actual variables for each 'colors' config also have only

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Re: Filesystem slow write performance

2016-08-08 Thread Babu Moger
I wasn't able to repro this with mainline. Sorry for the noise. On 8/6/2016 1:49 PM, Babu Moger wrote: Hi, Seeing some terrible write performance with ext3/4 writes. Reads are fine. I have a created loop device and mounted as ext3(tried ext4 also). Here is iostat output. await time is pret

Re: [Regression] "irqdomain: Don't set type when mapping an IRQ" breaks nexus7 gpio buttons

2016-08-08 Thread John Stultz
On Mon, Aug 8, 2016 at 2:31 AM, Jon Hunter wrote: > > On 06/08/16 00:45, John Stultz wrote: >> On Mon, Aug 1, 2016 at 3:26 AM, Jon Hunter wrote: >>> Hi John, >>> >>> On 30/07/16 05:39, John Stultz wrote: Hey Jon, So after rebasing my nexus7 patch stack onto pre-4.8-rc1 tree, I no

Re: [PATCH 4.4 00/68] 4.4.17-stable review

2016-08-08 Thread Guenter Roeck
On 08/08/2016 12:10 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 4.4.17 release. There are 68 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be ma

Re: [PATCH 3.14 00/21] 3.14.75-stable review

2016-08-08 Thread Guenter Roeck
On 08/08/2016 12:09 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 3.14.75 release. There are 21 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be m

Re: [PATCH v1 2/2] x86/KASLR: Increase BRK pages for KASLR memory randomization

2016-08-08 Thread H. Peter Anvin
On August 8, 2016 9:01:42 PM PDT, Borislav Petkov wrote: >On Mon, Aug 08, 2016 at 11:40:07AM -0700, Thomas Garnier wrote: >> Default implementation expects 6 pages maximum are needed for low >page >> allocations. If KASLR memory randomization is enabled, the worse case >> of e820 layout would requ

Re: [PATCH v1 2/2] x86/KASLR: Increase BRK pages for KASLR memory randomization

2016-08-08 Thread Borislav Petkov
On Mon, Aug 08, 2016 at 11:40:07AM -0700, Thomas Garnier wrote: > Default implementation expects 6 pages maximum are needed for low page > allocations. If KASLR memory randomization is enabled, the worse case > of e820 layout would require 12 pages (no large pages). It is due to the > PUD level ran

Re: [PATCH 1/5] sched,time: Count actually elapsed irq & softirq time

2016-08-08 Thread Wanpeng Li
Hi Rik, 2016-07-13 22:50 GMT+08:00 Frederic Weisbecker : > From: Rik van Riel > > Currently, if there was any irq or softirq time during 'ticks' > jiffies, the entire period will be accounted as irq or softirq > time. > > This is inaccurate if only a subset of the time was actually spent > handlin

linux-next: Tree for Aug 9

2016-08-08 Thread Stephen Rothwell
Hi all, Changes since 20160808: Linus' tree lost the build failure (this was actually an rdma tree problem). The sound-asoc tree lost its build failure. Non-merge commits (relative to Linus' tree): 978 965 files changed, 27099 insertions(+), 7759

Re: [PATCH] drm/cirrus: Fix NULL pointer dereference when registering the fbdev

2016-08-08 Thread Eric W. Biederman
Boris Brezillon writes: > cirrus_modeset_init() is initializing/registering the emulated fbdev > and, since commit c61b93fe51b1 ("drm/atomic: Fix remaining places where > !funcs->best_encoder is valid"), DRM internals can access/test some of > the fields in mode_config->funcs as part of the fbdev

Re: [PATCH v4 0/5] vfs: Use dlock list for SB's s_inodes list

2016-08-08 Thread Waiman Long
On 07/27/2016 11:12 AM, Christoph Lameter wrote: On Mon, 25 Jul 2016, Tejun Heo wrote: I don't get it. What's the harm of using percpu memory here? Other percpu data structures have remote access too. They're to a lower degree but I don't see a clear demarcation line and making addtions per-

Re: [PATCH V5 1/3] x86/ioapic: Support hot-removal of IOAPICs present during boot

2016-08-08 Thread Rui Wang
On Tuesday, Aug 9, 2016 4:23 AM, Bjorn Helgaas wrote: > On Sun, Jun 26, 2016 at 11:44:57AM +0800, Rui Wang wrote: > > v5: Remove #ifdef CONFIG_X86 from setup-bus.c, making it neutral to > archs. > > v4: Add comments explaining when to call acpi_ioapic_add(). > > v3: Previous versions break mips. Th

[PATCH] nvme/quirk: Add a delay before checking device ready for memblaze device

2016-08-08 Thread Wenbo Wang
Add a delay before checking device ready for memblaze device Signed-off-by: Wenbo Wang --- drivers/nvme/host/pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index c82282f..ab90e5f 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nv

Re: [Patch v3 03/11] driver/edac/mpc85xx_edac: Drop setting/clearing RFXE bit in HID1

2016-08-08 Thread Borislav Petkov
On Mon, Aug 08, 2016 at 03:39:44PM +, york sun wrote: > RFXE is cleared by default. So for most SoCs, this is not even a concern > at all. But for e500v1, when RIO or PCI are used, this bit is set > specifically to catch an error by machine check (see commit 4e0e3435). > This is not the unco

[RESEND PATCH] usb: hub: change CLEAR_FEATURE to SET_FEATURE

2016-08-08 Thread Yonglong Wu
From: Yonglong Wu According to USB30 specification, the Function Remote Wakeup field can be modified by the SetFeature() requests. SetFeature() is recommended to use. Signed-off-by: Yonglong Wu --- drivers/usb/core/hub.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/dr

[PATCH] usb: hub: change CLEAR_FEATURE to SET_FEATURE

2016-08-08 Thread Yonglong Wu
From: Yonglong Wu According to USB30 specification, the Function Remote Wakeup field can be modified by the SetFeature() requests. SetFeature() is recommended to use. Change-Id: Ie744b95f12d7d21d9519e77ed706c8cc33fa Signed-off-by: Yonglong Wu --- drivers/usb/core/hub.c |2 +- 1 file ch

Re: [PATCH 1/3] ASoC: sst-haswell-pcm: don't use snd_soc_pcm_set_drvdata()

2016-08-08 Thread Kuninori Morimoto
Hi Mark > > snd_soc_pcm_set_drvdata() will set driver data to rtd->dev, > > but driver data of rtd->dev is already used as "rtd" on > > soc_post_component_init(). > > This doesn't apply against current code, please check and resend. Thanks. It seems current your branch already has same patch. T

[PATCH] cpuset: make sure new tasks conform to the current config of the cpuset

2016-08-08 Thread Zefan Li
A new task inherits cpus_allowed and mems_allowed masks from its parent, but if someone changes cpuset's config by writing to cpuset.cpus/cpuset.mems before this new task is inserted into the cgroup's task list, the new task won't be updated accordingly. Signed-off-by: Zefan Li --- kernel/cpuset

Re: [PATCH RESEND] net: can: Introduce MEN 16Z192-00 CAN controller driver

2016-08-08 Thread Benjamin Poirier
On 2016/08/08 09:26, Andreas Werner wrote: [...] > > > + > > > + if (cf->can_dlc > 0) > > > + data[0] = be32_to_cpup((__be32 *)(cf->data)); > > > + if (cf->can_dlc > 3) > > > + data[1] = be32_to_cpup((__be32 *)(cf->data + 4)); > > > + > > > + writel(id, &cf_buf->can_id); > > > + wri

Re: [lkp] [fs] 45ec18d5c7: BUG: KASAN: user-memory-access on address 00007f90291c7ec0

2016-08-08 Thread Ye Xiaolong
On 08/08, valdis.kletni...@vt.edu wrote: >On Tue, 09 Aug 2016 09:17:58 +0800, Ye Xiaolong said: >> On 08/08, valdis.kletni...@vt.edu wrote: >> > In other words - how did this patch get into a tree that 0day listens to? >> >> 0Day has a service to automatically capture every patchset sent to LKML >

Re: [lkp] [fs] 45ec18d5c7: BUG: KASAN: user-memory-access on address 00007f90291c7ec0

2016-08-08 Thread Ye Xiaolong
On 08/09, Al Viro wrote: >On Tue, Aug 09, 2016 at 09:17:58AM +0800, Ye Xiaolong wrote: >> On 08/08, valdis.kletni...@vt.edu wrote: >> >On Sun, 07 Aug 2016 22:02:42 +0800, kernel test robot said: >> > >> >> FYI, we noticed the following commit: >> >> >> >> https://github.com/0day-ci/linux >> >> Nich

[PATCH] seq/proc: Modify seq_put_decimal_[u]ll to take a const char *, not char

2016-08-08 Thread Joe Perches
Allow some seq_puts removals by taking a string instead of a single char. Signed-off-by: Joe Perches --- On top of Alexey's patch, this would also save a couple percent CPU fs/proc/array.c | 178 ++- fs/proc/stat.c | 49 +++---

Re: [Intel-gfx] include/drm/i915_drm.h:96: possible bad bitmask ?

2016-08-08 Thread Dave Airlie
On 8 August 2016 at 19:40, Daniel Vetter wrote: > On Mon, Aug 08, 2016 at 10:31:32AM +0100, David Binderman wrote: >> Hello there, >> >> Recent versions of gcc say this: >> >> include/drm/i915_drm.h:96:34: warning: result of ‘65535 << 20’ >> requires 37 bits to represent, but ‘int’ only has 32 bit

RE: [PATCH v3 kernel 0/7] Extend virtio-balloon for fast (de)inflating & fast live migration

2016-08-08 Thread Li, Liang Z
> Subject: Re: [PATCH v3 kernel 0/7] Extend virtio-balloon for fast > (de)inflating > & fast live migration > > On 08/07/2016 11:35 PM, Liang Li wrote: > > Dave Hansen suggested a new scheme to encode the data structure, > > because of additional complexity, it's not implemented in v3. > > FWIW,

[PATCH v3] perf probe: Support signedness casting

2016-08-08 Thread Naohiro Aota
Perf-probe detects a variable's type and use the detected type to add new probe. Then, kprobes prints its variable in hexadecimal format if the variable is unsigned and prints in decimal if it is signed. We sometimes want to see unsigned variable in decimal format (i.e. sector_t or size_t). In tha

Re: 4.7.0-rc7 ext4 error in dx_probe

2016-08-08 Thread Darrick J. Wong
On Tue, Aug 09, 2016 at 12:13:01AM +0300, Török Edwin wrote: > On 2016-08-08 19:55, Darrick J. Wong wrote: > > On Mon, Aug 08, 2016 at 12:08:18PM -0400, Theodore Ts'o wrote: > >> On Sun, Aug 07, 2016 at 11:28:10PM -0700, Darrick J. Wong wrote: > >>> > >>> I have one lingering concern -- is it a bug

Re: [PATCH v2] drm/bridge: analogix_dp: Ensure the panel is properly prepared/unprepared

2016-08-08 Thread Yakir Yang
+ Archit On 08/09/2016 02:53 AM, Sean Paul wrote: Instead of just preparing the panel on bind, actually prepare/unprepare during modeset/disable. The panel must be prepared in order to read hpd status and edid, so we need to keep state around the prepares in order to ensure we don't accidentall

Build and qemu test results for v4.8-rc1

2016-08-08 Thread Guenter Roeck
Build results: total: 148 pass: 142 fail: 6 Failed builds: h8300:allnoconfig h8300:edosk2674_defconfig h8300:h8300h-sim_defconfig h8300:h8s-sim_defconfig unicore32:defconfig unicore32:allnoconfig Qemu test results: total: 107 pass: 1

Re: [lkp] [fs] 45ec18d5c7: BUG: KASAN: user-memory-access on address 00007f90291c7ec0

2016-08-08 Thread Valdis . Kletnieks
On Tue, 09 Aug 2016 09:17:58 +0800, Ye Xiaolong said: > On 08/08, valdis.kletni...@vt.edu wrote: > > In other words - how did this patch get into a tree that 0day listens to? > > 0Day has a service to automatically capture every patchset sent to LKML Something's wrong then. Nick has proven to be

Re: [PATCH v2 0/6] Add support of inverting power control and some minor cleanup

2016-08-08 Thread Shawn Lin
On 2016/8/9 9:49, Shawn Lin wrote: Hi, On 2016/8/8 18:24, Jaehoon Chung wrote: Hi Shawn, On 08/07/2016 10:33 AM, Shawn Lin wrote: By default, dw_mmc outputs high level voltage to indicate powering up the card and outputs low level vcltage to indicate powering off the card. But that is not alw

Re: [PATCH] powerpc: vdso: Add missing include file

2016-08-08 Thread Guenter Roeck
On 08/08/2016 06:46 PM, Michael Ellerman wrote: Guenter Roeck writes: Some powerpc builds fail with the following buld error. Is that a randconfig? No, it is a configuration I use for qemu testing. https://github.com/groeck/linux-build-test/blob/master/rootfs/ppc64/qemu_ppc64_e5500_defco

Re: [PATCH] megaraid_sas: Fix probing cards without io port

2016-08-08 Thread Martin K. Petersen
> "Yinghai" == Yinghai Lu writes: > Found one megaraid_sas HBA probe fails, > > [ 187.235190] scsi host2: Avago SAS based MegaRAID driver > [ 191.112365] megaraid_sas :89:00.0: BAR 0: can't reserve [io > 0x-0x00ff] > [ 191.120548] megaraid_sas :89:00.0: IO memory region busy

Re: [PATCH] mpt3sas: Fix resume on WarpDrive flash cards

2016-08-08 Thread Martin K. Petersen
> "Greg" == Greg Edwards writes: Greg> mpt3sas crashes on resume after suspend with WarpDrive flash Greg> cards. The reply_post_host_index array is not set back up after Greg> the resume, and we deference a stale pointer in _base_interrupt(). Chaitra, Suganath? -- Martin K. Petersen

Re: [PATCH v2 0/6] Add support of inverting power control and some minor cleanup

2016-08-08 Thread Shawn Lin
Hi, On 2016/8/8 18:24, Jaehoon Chung wrote: Hi Shawn, On 08/07/2016 10:33 AM, Shawn Lin wrote: By default, dw_mmc outputs high level voltage to indicate powering up the card and outputs low level vcltage to indicate powering off the card. But that is not always correct. The power io should be

Re: [PATCH] powerpc: vdso: Add missing include file

2016-08-08 Thread Michael Ellerman
Guenter Roeck writes: > Some powerpc builds fail with the following buld error. Is that a randconfig? All my builds are green. Thanks for the patch anyway. cheers

Re: [PATCH 00/11] ARM: dts: NSP: define SATA, Reboot, RAM and new device tree files

2016-08-08 Thread Florian Fainelli
On 08/03/2016 11:38 AM, Jon Mason wrote: > This patch series adds SATA and RAM for the existing HR and XMC device > tree files (as they were missed when those peices were originally > added). It also adds GPIO rebooting to the platforms that support that > feature. Finally, add device tree files

Re: [lkp] [fs] 45ec18d5c7: BUG: KASAN: user-memory-access on address 00007f90291c7ec0

2016-08-08 Thread Al Viro
On Tue, Aug 09, 2016 at 09:17:58AM +0800, Ye Xiaolong wrote: > On 08/08, valdis.kletni...@vt.edu wrote: > >On Sun, 07 Aug 2016 22:02:42 +0800, kernel test robot said: > > > >> FYI, we noticed the following commit: > >> > >> https://github.com/0day-ci/linux > >> Nicholas-Krause/fs-Fix-kmemleak-leak-

Re: [PATCH] mpt3sas: Don't spam logs if logging level is 0

2016-08-08 Thread Martin K. Petersen
> "Johannes" == Johannes Thumshirn writes: Johannes> In _scsih_io_done() we test if the ioc->logging_level does Johannes> _not_ have the MPT_DEBUG_REPLY bit set and if it hasn't we Johannes> print the debug messages. This unfortunately is the wrong way Johannes> around. Applied to 4.9/scsi-q

Re: [PATCH] clk: Hi6220: enable stub clock driver for ARCH_HISI

2016-08-08 Thread Leo Yan
On Mon, Aug 08, 2016 at 09:36:32PM +0100, Daniel Thompson wrote: [...] > >My earlier patch focused on enabling the stub driver in the case the > >thermal driver was enabled (and subsequently turning on HISI_THERMAL > >in defconfig). The EAS profiling usecase to prevent thermal-throttling > >from

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