Re: [PATCH RFC V10 15/18] kvm : Paravirtual ticketlocks support for linux guests running on KVM hypervisor

2013-07-16 Thread Gleb Natapov
On Tue, Jul 16, 2013 at 09:07:53AM +0530, Raghavendra K T wrote: On 07/15/2013 04:06 PM, Gleb Natapov wrote: On Mon, Jul 15, 2013 at 03:20:06PM +0530, Raghavendra K T wrote: On 07/14/2013 06:42 PM, Gleb Natapov wrote: On Mon, Jun 24, 2013 at 06:13:42PM +0530, Raghavendra K T wrote: kvm :

Re: splice vs execve lockdep trace.

2013-07-16 Thread Dave Chinner
On Mon, Jul 15, 2013 at 08:25:14PM -0700, Linus Torvalds wrote: On Mon, Jul 15, 2013 at 7:38 PM, Dave Jones da...@redhat.com wrote: The recent trinity changes shouldn't have really made any notable difference here. Hmm. I'm not aware pf anything that has changed in this area since

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread James Bottomley
On Mon, 2013-07-15 at 17:06 -0700, Greg KH wrote: On Mon, Jul 15, 2013 at 06:01:39PM -0400, Steven Rostedt wrote: On Mon, 2013-07-15 at 14:44 -0700, Greg KH wrote: I don't like this at all, just for the simple reason that it will push the majority of the work of stable kernel

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Willy Tarreau
Hi Neil, On Tue, Jul 16, 2013 at 08:40:36AM +1000, NeilBrown wrote: On Mon, 15 Jul 2013 21:17:27 +0200 Willy Tarreau w...@1wt.eu wrote: Communication works two ways. I understand that to mean (at least) that for communication, every message must be both sent and received. So when

Re: splice vs execve lockdep trace.

2013-07-16 Thread Al Viro
On Tue, Jul 16, 2013 at 04:03:51PM +1000, Dave Chinner wrote: I posted patches to fix this i_mutex/i_iolock inversion a couple of years ago (july 2011): https://lkml.org/lkml/2011/7/18/4 And V2 was posted here and reviewed (aug 2011):

Re: [PATCH 7/8] cpufreq: Preserve policy structure across suspend/resume

2013-07-16 Thread Viresh Kumar
On 15 July 2013 15:35, Srivatsa S. Bhat srivatsa.b...@linux.vnet.ibm.com wrote: Actually even I was wondering about this while writing the patch and I even tested shutdown after multiple suspend/resume cycles, to verify that the refcount is messed up. But surprisingly, things worked just fine.

Re: [PATCH 0/5] perf: add two new features

2013-07-16 Thread Adrian Hunter
On 28/06/13 22:22, Adrian Hunter wrote: On 28/06/2013 6:27 p.m., Peter Zijlstra wrote: On Fri, Jun 28, 2013 at 04:22:16PM +0300, Adrian Hunter wrote: Hi Please consider these two new perf features: x86: add ability to calculate TSC from perf sample timestamps perf: add 'keep

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Greg KH
On Tue, Jul 16, 2013 at 03:30:01AM +0100, Ben Hutchings wrote: Anything that's being reviewed on the stable list is public. I know this is an old argument, but if you point out a fix you *know* has a security impact then you'll help general distribution maintainers and users a lot more than

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Greg KH
On Tue, Jul 16, 2013 at 01:27:42PM +1000, Dave Airlie wrote: On Tue, Jul 16, 2013 at 12:41 PM, Ben Hutchings b...@decadent.org.uk wrote: On Mon, 2013-07-15 at 22:09 -0400, Steven Rostedt wrote: [...] How important is the stable releases? Are maintainers willing to do a little more

Re: KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread David Lang
On Mon, 15 Jul 2013, Greg KH wrote: I don't like this at all, just for the simple reason that it will push the majority of the work of stable kernel development on to the subsystem maintainers, who have enough work to do as it is. Stable tree stuff should cause almost _no_ extra burden on the

Re: KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Greg KH
On Tue, Jul 16, 2013 at 09:17:32AM +0400, James Bottomley wrote: On Mon, 2013-07-15 at 14:44 -0700, Greg KH wrote: On Mon, Jul 15, 2013 at 11:27:56PM +0400, James Bottomley wrote: Before the 3.10.1-stable review thread degenerated into a disagreement about habits of politeness, there were

Re: [PATCH] ALSA: hda - Add new GPU codec ID to snd-hda

2013-07-16 Thread Takashi Iwai
At Fri, 12 Jul 2013 11:01:37 -0700, Aaron Plattner wrote: Vendor ID 0x10de0060 is used by a yet-to-be-named GPU chip. Reviewed-by: Andy Ritger arit...@nvidia.com Signed-off-by: Aaron Plattner aplatt...@nvidia.com Forgot to mention that the patch was applied. Thanks. Takashi ---

Re: [RFC PATCH 01/11] driver/core: cpu: initialize of_node in cpu's device struture

2013-07-16 Thread Viresh Kumar
On 15 July 2013 15:52, sudeep.karkadanage...@arm.com wrote: From: Sudeep KarkadaNagesha sudeep.karkadanage...@arm.com CPUs are also registered as devices but the of_node in these cpu devices are not initialized. Currently different drivers requiring to access cpu device node are parsing the

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Greg KH
On Tue, Jul 16, 2013 at 10:10:31AM +0400, James Bottomley wrote: On Mon, 2013-07-15 at 17:06 -0700, Greg KH wrote: On Mon, Jul 15, 2013 at 06:01:39PM -0400, Steven Rostedt wrote: On Mon, 2013-07-15 at 14:44 -0700, Greg KH wrote: I don't like this at all, just for the simple reason

Re: [RFC PATCH 02/11] ARM: DT/kernel: define ARM specific arch_of_get_cpu_node

2013-07-16 Thread Viresh Kumar
On 16 July 2013 00:40, Rob Herring robherri...@gmail.com wrote: The powermac cpufreq driver could probably also be converted (arch/powerpc/platforms/powermac/cpufreq_64.c). Its called: drivers/cpufreq/pmac64-cpufreq.c now. -- To unsubscribe from this list: send the line unsubscribe linux-kernel

Re: [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Daniel Vetter
On Sun, Jul 14, 2013 at 09:56:45PM +0400, Konstantin Khlebnikov wrote: Daniel Vetter wrote: On Sun, Jul 14, 2013 at 6:30 PM, Konstantin Khlebnikov khlebni...@openvz.org wrote: This patch fixes regression in power consumtion of sandy bridge gpu, which exists since v3.6 Sometimes after

[PATCH V6 07/12] perf tools: remove references to struct ip_event

2013-07-16 Thread Adrian Hunter
struct ip_event assumes fixeed positions for ip, pid and tid. That is no longer true with the addition of PERF_SAMPLE_IDENTIFIER. The information is anyway in struct sample, so use that instead. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/builtin-inject.c | 4 ++--

[PATCH V6 06/12] perf tools: remove unnecessary callchain validation

2013-07-16 Thread Adrian Hunter
Now that the sample parsing correctly checks data sizes there is no reason for it to be done again for callchains. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/util/callchain.c | 8 tools/perf/util/callchain.h | 5 - tools/perf/util/session.c | 20

[PATCH V6 04/12] perf tools: change machine__findnew_thread() to set thread pid

2013-07-16 Thread Adrian Hunter
Add a new parameter for 'pid' to machine__findnew_thread(). Change callers to pass 'pid' when it is known. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/builtin-inject.c | 2 +- tools/perf/builtin-kmem.c | 3 ++- tools/perf/builtin-kvm.c | 3 ++-

[PATCH V6 12/12] perf tools: add a sample parsing test

2013-07-16 Thread Adrian Hunter
Add a test that checks that sample parsing is correctly implemented. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/Makefile | 1 + tools/perf/tests/builtin-test.c | 4 + tools/perf/tests/sample-parsing.c | 240 ++

[PATCH V6 05/12] perf tools: tidy up sample parsing overflow checking

2013-07-16 Thread Adrian Hunter
The size of data retrieved from a sample event must be validated to ensure it does not go past the end of the event. That was being done sporadically and without considering integer overflows. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/util/evsel.c | 102

Re: [RFC PATCH 00/11] ARM: DT: update cpu device of_node

2013-07-16 Thread Viresh Kumar
On 15 July 2013 15:52, sudeep.karkadanage...@arm.com wrote: Sudeep KarkadaNagesha (11): cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes cpufreq: cpufreq-cpu0: remove device tree parsing for cpu nodes cpufreq: highbank-cpufreq: remove device tree parsing for cpu nodes

[PATCH V6 01/12] perf tools: add debug prints

2013-07-16 Thread Adrian Hunter
It is useful to see the arguments to perf_event_open and whether the perf events ring buffer was mmapped per-cpu or per-thread. That information will now be displayed when verbose is 2 i.e option -vv Signed-off-by: Adrian Hunter adrian.hun...@intel.com Acked-by: Jiri Olsa jo...@redhat.com ---

[PATCH V6 02/12] perf tools: allow non-matching sample types

2013-07-16 Thread Adrian Hunter
Sample types need not be identical to determine the sample id from the event. Only the position of the sample id needs to be the same. Compatible sample types are ones in which the bits defined by PERF_COMPAT_MASK are the same. 'perf_evlist__config()' forces sample types to be compatible on that

[PATCH V6 11/12] perf tools: expand perf_event__synthesize_sample()

2013-07-16 Thread Adrian Hunter
Expand perf_event__synthesize_sample() to handle all sample format bits. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/builtin-inject.c | 3 +- tools/perf/util/event.h | 1 + tools/perf/util/evsel.c | 70 - 3 files

Re: v3.11-rc1 USB regressions

2013-07-16 Thread Daniel Mack
Hi Aaro, On 16.07.2013 00:56, Aaro Koskinen wrote: Hi, I think USB tree introduced regressions in v3.11-rc1, at least for some OMAP devices using legacy boot. Thanks for checking the tree so early. I have only bisected these; I have no idea what the real fixes are but the following

[PATCH V6 00/12] perf tools: some fixes and tweaks

2013-07-16 Thread Adrian Hunter
Hi Here are some fixes and tweaks to perf tools (version 6). Changes in V6: Some checkpatch fixes perf: make events stream always parsable Add sample format comments Changes in V5: Re-based to Arnaldo's tree and dropped already applied patches:

[PATCH V6 08/12] perf tools: move struct ip_event

2013-07-16 Thread Adrian Hunter
struct ip_event assumes fixed positions for ip, pid and tid. That is no longer true with the addition of PERF_SAMPLE_IDENTIFIER. struct ip_event is no longer used except by hists_link.c. Move it there. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/tests/hists_link.c | 23

[PATCH V6 10/12] perf tools: add support for PERF_SAMPLE_IDENTFIER

2013-07-16 Thread Adrian Hunter
Enable parsing of samples with sample format bit PERF_SAMPLE_IDENTFIER. In addition, if the kernel supports it, prefer it to selecting PERF_SAMPLE_ID thereby avoiding the need to force compatible sample types. Signed-off-by: Adrian Hunter adrian.hun...@intel.com ---

[PATCH V6 03/12] perf tools: add pid to struct thread

2013-07-16 Thread Adrian Hunter
Record pid on struct thread. The member is named 'pid_' to avoid confusion with the 'tid' member which was previously named 'pid'. Signed-off-by: Adrian Hunter adrian.hun...@intel.com --- tools/perf/util/machine.c | 16 +++- tools/perf/util/thread.c | 3 ++-

Re: [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Daniel Vetter
On Sun, Jul 14, 2013 at 08:30:09PM +0400, Konstantin Khlebnikov wrote: This patch fixes regression in power consumtion of sandy bridge gpu, which exists since v3.6 Sometimes after resuming from s2ram gpu starts thinking that it's extremely busy. After that it never reaches rc6 state. Bug was

[PATCH V6 09/12] perf: make events stream always parsable

2013-07-16 Thread Adrian Hunter
The event stream is not always parsable because the format of a sample is dependent on the sample_type of the selected event. When there is more than one selected event and the sample_types are not the same then parsing becomes problematic. A sample can be matched to its selected event using the

Re: splice vs execve lockdep trace.

2013-07-16 Thread Dave Chinner
On Tue, Jul 16, 2013 at 07:16:02AM +0100, Al Viro wrote: On Tue, Jul 16, 2013 at 04:03:51PM +1000, Dave Chinner wrote: I posted patches to fix this i_mutex/i_iolock inversion a couple of years ago (july 2011): https://lkml.org/lkml/2011/7/18/4 And V2 was posted here and reviewed

Re: [PATCH V5 09/12] perf: make events stream always parsable

2013-07-16 Thread Adrian Hunter
On 15/07/13 09:14, Adrian Hunter wrote: On 12/07/13 17:55, Peter Zijlstra wrote: On Fri, Jul 12, 2013 at 03:56:01PM +0300, Adrian Hunter wrote: There's events where this isn't a possible location; take PERF_RECORD_MMAP for instance; the tail is the complete filename. PERF_RECORD_MMAP falls

Re: [alsa-devel] [BUG] 3.10.[01] modprobe snd-... hangs

2013-07-16 Thread Takashi Iwai
At Tue, 16 Jul 2013 15:11:51 +0930, Rusty Russell wrote: Philipp Matthias Hahn pmh...@pmhahn.de writes: Hello, My x86_64 systems has some trouble loading some ALSA snd-* modules since the upgrade to 3.10.[01]: Several automatic modprobe calls hang, but loading snd-intel-hda and

Re: [BUG] 3.10.[01] modprobe snd-... hangs

2013-07-16 Thread Lucas De Marchi
On Tue, Jul 16, 2013 at 2:41 AM, Rusty Russell ru...@rustcorp.com.au wrote: Philipp Matthias Hahn pmh...@pmhahn.de writes: Hello, My x86_64 systems has some trouble loading some ALSA snd-* modules since the upgrade to 3.10.[01]: Several automatic modprobe calls hang, but loading

[PATCH v2] ASoC: kirkwood-i2s: fix a compilation warning

2013-07-16 Thread Jean-Francois Moine
In the function kirkwood_set_rate, when the rate cannot be satisfied by the internal nor by an external clock, the clock source in undefined: warning: ‘clks_ctrl’ may be used uninitialized in this function The ALSA subsystem should never gives such a rate because: - the rates with the internal

Re: splice vs execve lockdep trace.

2013-07-16 Thread Dave Chinner
On Tue, Jul 16, 2013 at 07:16:02AM +0100, Al Viro wrote: On Tue, Jul 16, 2013 at 04:03:51PM +1000, Dave Chinner wrote: I posted patches to fix this i_mutex/i_iolock inversion a couple of years ago (july 2011): https://lkml.org/lkml/2011/7/18/4 And V2 was posted here and reviewed

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Stanislaw Gruszka
Hi On Mon, Jul 15, 2013 at 09:40:13PM +0200, Ortwin Glück wrote: My Samsung ultrabook hangs when suspending to RAM since this commit (bisected). Disabling wifi before suspend works around the issue. All works fine with 3.9.y. 12e7f517029dad819c45eca9ca01fdb9ba57616b Author: Stanislaw

[PATCH BUGFIX] pkt_sched: sch_qfq: remove a source of high packet delay/jitter

2013-07-16 Thread Paolo Valente
QFQ+ inherits from QFQ a design choice that may cause a high packet delay/jitter and a severe short-term unfairness. As QFQ, QFQ+ uses a special quantity, the system virtual time, to track the service provided by the ideal system it approximates. When a packet is dequeued, this quantity must be

Re: [PATCH BUGFIX] pkt_sched: sch_qfq: remove a source of high packet delay/jitter

2013-07-16 Thread Paolo Valente
Il 15/07/2013 20:12, Joe Perches ha scritto: On Mon, 2013-07-15 at 20:01 +0200, Paolo Valente wrote: QFQ+ inherits from QFQ a design choice that may cause a high packet delay/jitter and a severe short-term unfairness. [] diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c [] @@ -189,6

Re: [PATCH 1/1] MAINTAINERS: Change maintainer for cyttsp driver

2013-07-16 Thread Ferruh Yigit
On 07/15/2013 12:41 AM, Javier Martinez Canillas wrote: I haven't had time to work on this driver for a long time and Ferruh has been doing a great job making it more generic, adding support for new hardware and providing bug fixes. Thank you a lot for your work on cyttsp drivers, we would like

Re: v3.11-rc1 USB regressions

2013-07-16 Thread Kishon Vijay Abraham I
Hi, On Tuesday 16 July 2013 12:03 PM, Daniel Mack wrote: Hi Aaro, On 16.07.2013 00:56, Aaro Koskinen wrote: Hi, I think USB tree introduced regressions in v3.11-rc1, at least for some OMAP devices using legacy boot. Thanks for checking the tree so early. I have only bisected these;

Re: [RESEND] The initmpfs patches.

2013-07-16 Thread Ramkumar Ramachandra
Rob Landley wrote: (Balsa is such an incompetent email client I wrote a python script to do this via raw smtp, and I'm always convinced it's going to screw up the send. But I think I've got it debugged now...) Use the tried-and-tested git-send-email.perl, perhaps? -- To unsubscribe from this

Re: [PATCH 7/9] mm, hugetlb: add VM_NORESERVE check in vma_has_reserves()

2013-07-16 Thread Joonsoo Kim
On Tue, Jul 16, 2013 at 11:17:23AM +0530, Aneesh Kumar K.V wrote: Joonsoo Kim iamjoonsoo@lge.com writes: On Mon, Jul 15, 2013 at 08:41:12PM +0530, Aneesh Kumar K.V wrote: Joonsoo Kim iamjoonsoo@lge.com writes: If we map the region with MAP_NORESERVE and MAP_SHARED, we can

Re: 3.10: discard/trim support on md-raid1?

2013-07-16 Thread NeilBrown
On Sat, 13 Jul 2013 06:34:19 -0400 Justin Piszcz jpis...@lucidpixels.com wrote: Hello, Running 3.10 and I see the following for an md-raid1 of two SSDs: Checking /sys/block/md1/queue: add_random: 0 discard_granularity: 512 discard_max_bytes: 2147450880 discard_zeroes_data: 0

Re: When to push bug fixes to mainline

2013-07-16 Thread David Lang
On Fri, 12 Jul 2013, Willy Tarreau wrote: And maybe in the end, having 1/10 patch cause a regression is not *that* dramatic, and probably less than not fixing the 9 other bugs. In one case we rely on -stable to merge the 10 fixes, and on the other case we'd rely on -stable to just revert one of

Re: [PATCH v5 0/7] cpufreq:boost: CPU Boost mode support

2013-07-16 Thread Lukasz Majewski
Dear Viresh, Rafael, On Thu, 04 Jul 2013 10:50:23 +0200, Lukasz Majewski wrote: Dear Viresh, Rafael Do you have any comments/feedback for me regarding those patches? Will you find time to review version 5 of cpufreq boost patch series? -- Best regards, Lukasz Majewski Samsung RD

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

2013-07-16 Thread Lukasz Majewski
Dear Zhang, Eduardo, Dear Zhang, Eduardo Do you have any comments/feedback for me regarding this thermal framework related patch? I've already received some feedback from Durga for this patch, but I think that maintainers are most welcome to express their opinion :-) Will you find

Re: [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread David Lang
On Mon, 15 Jul 2013, Sarah Sharp wrote: The people who want to work together in a civil manner should get together and create a Kernel maintainer's code of conduct that outlines what they expect from fellow kernel developers. The people who want to continue acting unprofessionally should

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Ortwin Glück
On 16.07.2013 08:56, Stanislaw Gruszka wrote: Apparently this commit changed suspend procedure on mac80211, but it's not obvious for me why it hangs :-( Hangs are hard :-) It just sits there with a black screen and a white cursor in the top left corner... What is your user space

[PATCH] fs: 9p: use strlcpy instead of strncpy

2013-07-16 Thread Chen Gang
For 'NULL' terminated string, recommend always to be ended by zero. Signed-off-by: Chen Gang gang.c...@asianux.com --- fs/9p/vfs_inode.c |4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 25b018e..94de6d1 100644 ---

Re: [PATCH] logo: Remove trailing whitespace from logo_linux_clut224.ppm

2013-07-16 Thread Geert Uytterhoeven
Hi Linus, On Tue, Jul 16, 2013 at 3:02 AM, Linus Torvalds torva...@linux-foundation.org wrote: On Mon, Jul 15, 2013 at 1:29 AM, Geert Uytterhoeven ge...@linux-m68k.org wrote: Commit ad81f0545ef01ea651886dddac4bef6cec930092 (Linux 3.11-rc1) replaced the Standard 224-color Linux logo, and

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread James Bottomley
On Mon, 2013-07-15 at 23:20 -0700, Greg KH wrote: On Tue, Jul 16, 2013 at 09:17:32AM +0400, James Bottomley wrote: On Mon, 2013-07-15 at 14:44 -0700, Greg KH wrote: On Mon, Jul 15, 2013 at 11:27:56PM +0400, James Bottomley wrote: Before the 3.10.1-stable review thread degenerated into a

Re: [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Daniel Vetter
On Tue, Jul 16, 2013 at 11:34:25AM +0400, Konstantin Khlebnikov wrote: On Tue, Jul 16, 2013 at 10:31 AM, Daniel Vetter dan...@ffwll.ch wrote: On Sun, Jul 14, 2013 at 09:56:45PM +0400, Konstantin Khlebnikov wrote: Daniel Vetter wrote: On Sun, Jul 14, 2013 at 6:30 PM, Konstantin

Re: [Update][PATCH] ACPI / video / i915: Remove ACPI backlight if firmware expects Windows 8

2013-07-16 Thread Igor Gnatenko
On Tue, 2013-07-16 at 01:53 +0200, Rafael J. Wysocki wrote: On Monday, July 15, 2013 05:06:09 PM Igor Gnatenko wrote: On Sat, 2013-07-13 at 02:46 +0200, Rafael J. Wysocki wrote: [...] I can't build it. Where did I go wrong? Probably nowhere, you tried to build the ACPI video

Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

2013-07-16 Thread Andrew Morton
On Mon, 15 Jul 2013 15:08:20 -0700 H. Peter Anvin h...@zytor.com wrote: On 07/15/2013 03:03 PM, Andrew Morton wrote: I don't know how to do this. Any suggestions? It has to be done at `make config' time. We'd need to probe for the presence of lz4c and then what? Is there

Re: [alsa-devel] [BUG] 3.10.[01] modprobe snd-... hangs

2013-07-16 Thread Damien Wyart
* Takashi Iwai ti...@suse.de [2013-07-16 08:43]: At Tue, 16 Jul 2013 15:11:51 +0930, Rusty Russell wrote: Philipp Matthias Hahn pmh...@pmhahn.de writes: Hello, My x86_64 systems has some trouble loading some ALSA snd-* modules since the upgrade to 3.10.[01]: Several automatic

Re: Build regressions/improvements in v3.11-rc1

2013-07-16 Thread Geert Uytterhoeven
On Tue, 16 Jul 2013, Geert Uytterhoeven wrote: *** ERRORS *** 73 regressions: + drivers/ata/libata-core.c: error: implicit declaration of function 'ioread32' [-Werror=implicit-function-declaration]: = 6734:2 + drivers/ata/libata-sff.c: error: implicit declaration of function

Re: [PATCH] sh: remove references to CPU_SUBTYPE_SH7764

2013-07-16 Thread Paul Bolle
Paul, On Tue, 2013-03-12 at 16:57 +0900, Paul Mundt wrote: On Mon, Mar 11, 2013 at 12:55:40PM +0100, Paul Bolle wrote: Since release v2.6.29 the tree has a few references to the Kconfig symbol CPU_SUBTYPE_SH7764 and the Kconfig macro CONFIG_CPU_SUBTYPE_SH7764. But the actual symbol

Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

2013-07-16 Thread Andrew Morton
On Tue, 16 Jul 2013 00:47:27 -0700 Andrew Morton a...@linux-foundation.org wrote: On Mon, 15 Jul 2013 15:08:20 -0700 H. Peter Anvin h...@zytor.com wrote: On 07/15/2013 03:03 PM, Andrew Morton wrote: I don't know how to do this. Any suggestions? It has to be done at `make

Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

2013-07-16 Thread Yann E. MORIN
Andrew, All, On Tuesday 16 July 2013 09:56:11 Andrew Morton wrote: On Tue, 16 Jul 2013 00:47:27 -0700 Andrew Morton a...@linux-foundation.org wrote: On Mon, 15 Jul 2013 15:08:20 -0700 H. Peter Anvin h...@zytor.com wrote: On 07/15/2013 03:03 PM, Andrew Morton wrote: [--SNIP--] We keep

Re: v3.11-rc1 USB regressions

2013-07-16 Thread Felipe Balbi
Hi, On Tue, Jul 16, 2013 at 12:30:00PM +0530, Kishon Vijay Abraham I wrote: On Tuesday 16 July 2013 12:03 PM, Daniel Mack wrote: Hi Aaro, On 16.07.2013 00:56, Aaro Koskinen wrote: Hi, I think USB tree introduced regressions in v3.11-rc1, at least for some OMAP devices using legacy

Re: 3.10: discard/trim support on md-raid1?

2013-07-16 Thread Justin Piszcz
Thanks for the replies, After some further testing.. When I ran a repair on the md's sync_action, the system would reduce I/O to the RAID-1 to 14kb/s or even less when it hit a certain number of blocks and effectively locked the system every time. It turned out to be a bad SSD (it also failed

[PATCH 0/3] ptrace.2: explain new commands to work with signals

2013-07-16 Thread Andrey Vagin
Andrey Vagin (3): ptrace.2: place GETSIGINFO and SETSIGINFO near each other ptrace.2: add description for PTRACE_PEEKSIGINFO ptrace.2: add description for PTRACE_{GET,SET}SIGMASK man2/ptrace.2 | 78 ++- 1 file changed, 66

[PATCH 3/3] ptrace.2: add description for PTRACE_{GET,SET}SIGMASK

2013-07-16 Thread Andrey Vagin
These two commands allow to examine and change mask of blocked signals. Signed-off-by: Andrey Vagin ava...@openvz.org --- man2/ptrace.2 | 15 +++ 1 file changed, 15 insertions(+) diff --git a/man2/ptrace.2 b/man2/ptrace.2 index e74535e..08697ff 100644 --- a/man2/ptrace.2 +++

Re: 3.10: discard/trim support on md-raid1?

2013-07-16 Thread David Lang
Part of this depends on the exact failure mode. I've seen cases where drives fail, and the drive does a bunch of retries, then the OS does a bunch of retries, and eventually the read fails, but in the meantime, everything stalls for a long time. I've even seen the same thing in at least one

[PATCH] regulator: s2mps11: Add linux/of.h header

2013-07-16 Thread Yadwinder Singh Brar
This patch adds linux/of.h required to fix an error and warning reported by kbuild test robot for some x86 config file. Signed-off-by: Yadwinder Singh Brar yadi.b...@samsung.com --- drivers/regulator/s2mps11.c |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git

Re: [PATCH 16/18] sched: Avoid overloading CPUs on a preferred NUMA node

2013-07-16 Thread Mel Gorman
On Mon, Jul 15, 2013 at 10:03:21PM +0200, Peter Zijlstra wrote: On Mon, Jul 15, 2013 at 04:20:18PM +0100, Mel Gorman wrote: --- kernel/sched/fair.c | 105 +--- 1 file changed, 83 insertions(+), 22 deletions(-) diff --git

Re: v3.11-rc1 USB regressions

2013-07-16 Thread Felipe Balbi
On Tue, Jul 16, 2013 at 11:08:36AM +0300, Felipe Balbi wrote: Hi, On Tue, Jul 16, 2013 at 12:30:00PM +0530, Kishon Vijay Abraham I wrote: On Tuesday 16 July 2013 12:03 PM, Daniel Mack wrote: Hi Aaro, On 16.07.2013 00:56, Aaro Koskinen wrote: Hi, I think USB tree introduced

Re: [PATCH] mm/hugetlb: per-vma instantiation mutexes

2013-07-16 Thread David Gibson
On Mon, Jul 15, 2013 at 05:12:31PM -0700, Davidlohr Bueso wrote: On Mon, 2013-07-15 at 16:08 -0700, Andrew Morton wrote: On Mon, 15 Jul 2013 17:24:32 +1000 David Gibson da...@gibson.dropbear.id.au wrote: I have previously proposed a correct method of improving scalability, although

[PATCH] pnp: avoid inaccurate resource name

2013-07-16 Thread shuox . liu
From: Liu ShuoX shuox@intel.com Set temporary variable as 0 to avoid garbage string output from /proc/iomem after register resources, and reset to pnp dev name. Signed-off-by: Liu ShuoX shuox@intel.com --- drivers/pnp/pnpacpi/rsparser.c | 2 +- drivers/pnp/resource.c | 1 + 2

[PATCH 2/3] ptrace.2: add description for PTRACE_PEEKSIGINFO

2013-07-16 Thread Andrey Vagin
Retrieve signals without removing them from a queue. Signed-off-by: Andrey Vagin ava...@openvz.org --- man2/ptrace.2 | 39 +++ 1 file changed, 39 insertions(+) diff --git a/man2/ptrace.2 b/man2/ptrace.2 index 5fcac2b..e74535e 100644 --- a/man2/ptrace.2 +++

[PATCH 1/3] ptrace.2: place GETSIGINFO and SETSIGINFO near each other

2013-07-16 Thread Andrey Vagin
Signed-off-by: Andrey Vagin ava...@openvz.org --- man2/ptrace.2 | 24 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/man2/ptrace.2 b/man2/ptrace.2 index 0d77e3f..5fcac2b 100644 --- a/man2/ptrace.2 +++ b/man2/ptrace.2 @@ -255,18 +255,6 @@ On return, the

Re: [PATCH] mm/hugetlb: per-vma instantiation mutexes

2013-07-16 Thread David Gibson
On Mon, Jul 15, 2013 at 09:51:21PM -0400, Rik van Riel wrote: On 07/15/2013 03:24 AM, David Gibson wrote: On Sun, Jul 14, 2013 at 08:16:44PM -0700, Davidlohr Bueso wrote: Reading the existing comment, this change looks very suspicious to me. A per-vma mutex is just not going to provide the

Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

2013-07-16 Thread Andrew Morton
On Tue, 16 Jul 2013 10:08:07 +0200 Yann E. MORIN yann.morin.1...@free.fr wrote: Or, easier and faster, run some front-end script which generates once-off Kconfig symbols. if [ -x /bin/lz4c ] then echo CONFIG_HAVE_LZ4C fi then munge the output of that

Re: [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Chris Wilson
On Tue, Jul 16, 2013 at 09:44:59AM +0200, Daniel Vetter wrote: The issue I have with the current patch is that it looks a bit like duct-tape since the point where we drop the forcewake references seems to lack justification. The write to MBCTL itself will temporarily wake up the chip, so just

Re: [LOCKDEP] cpufreq: possible circular locking dependency detected

2013-07-16 Thread Srivatsa S. Bhat
Hi Peter, On 07/16/2013 02:19 AM, Peter Wu wrote: Hi, I think I also encountered this similar issue after resume (and possibly a real deadlock yesterday before/during suspend?). One message: [ 71.204848] == [ 71.204850] [ INFO:

Re: perf documentation: update format and events ABI files

2013-07-16 Thread Jiri Olsa
On Mon, Jul 15, 2013 at 05:04:50PM -0400, Vince Weaver wrote: SNIP diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-events b/Documentation/ABI/testing/sysfs-bus-event_source-devices-events index 3c1cc24..43aae08 100644 ---

chown: s-Bits: to clear or not to clear

2013-07-16 Thread Ulrich Windl
Hi folks, I discovered (SLES11 SP2 with kernel 3.0.80) that a chown executed by root (from non-root to non-root user) clears any s-Bits that were set for the old owner. The man page (man 2 chown) says: When the owner or group of an executable file are changed by a non-

[PATCH RFT] regulator: as3711: Convert to use linear ranges

2013-07-16 Thread Axel Lin
The SD, ALDO, and DLDO vlotage tables are composed of linear ranges. This patch converts as3711 to use newly introduced helpers for multiple linear ranges. Below is the voltage table on datasheet: SD: 00h: DC/DC powered down 01h-40h: Volt = 0.6V + sdx_vsel * 12.5mV 41h-70h: Volt = 1.4V +

Re: perf documentation: update Documentation/ABI/testing with missing perf-related files

2013-07-16 Thread Jiri Olsa
On Mon, Jul 15, 2013 at 05:38:15PM -0400, Vince Weaver wrote: Add documentation for various files perf_event creates under /sys/bus/event_source/devices/dev/ Signed-off-by: Vince Weaver vincent.wea...@maine.edu diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices

Re: [LOCKDEP] cpufreq: possible circular locking dependency detected

2013-07-16 Thread Srivatsa S. Bhat
On 07/16/2013 04:50 AM, Sergey Senozhatsky wrote: On (07/15/13 18:49), Srivatsa S. Bhat wrote: [..] So here is the solution: On 3.11-rc1, apply these patches in the order mentioned below, and check whether it fixes _all_ problems (both the warnings about IPI as well as the lockdep splat).

Re: [PATCH v5 0/7] cpufreq:boost: CPU Boost mode support

2013-07-16 Thread Viresh Kumar
On 16 July 2013 12:56, Lukasz Majewski l.majew...@samsung.com wrote: Dear Viresh, Rafael, On Thu, 04 Jul 2013 10:50:23 +0200, Lukasz Majewski wrote: Dear Viresh, Rafael Do you have any comments/feedback for me regarding those patches? Will you find time to review version 5 of cpufreq

Re: [PATCH 2/4] pinmux: Add TB10x pinmux driver

2013-07-16 Thread Christian Ruppert
On Wed, Jul 10, 2013 at 01:27:52PM -0600, Stephen Warren wrote: On 07/08/2013 07:02 AM, Christian Ruppert wrote: ... OK, a small drawing of our hardware should make this clear, let's take an imaginary example of one port with 10 pins, one i2c interface, one spi interface and one GPIO bank:

Re: [PATCH v5 1/7] cpufreq: Store cpufreq policies in a list

2013-07-16 Thread Viresh Kumar
On 4 July 2013 14:20, Lukasz Majewski l.majew...@samsung.com wrote: diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c @@ -2056,6 +2058,7 @@ int cpufreq_unregister_driver(struct cpufreq_driver *driver) subsys_interface_unregister(cpufreq_interface);

RE: linux-next: Tree for Jul 15 (usb gadget and rdnis)

2013-07-16 Thread Andrzej Pietrasiewicz
Hello, On Monday, July 15, 2013 5:55 PM Randy Dunlap wrote: On 07/14/13 20:45, Stephen Rothwell wrote: Hi all, The merge window is closed. Time to clean up all those unclean trees. The good among you can just fast forward to v3.11-rc1 ;-) Changes since 20130712: on x86_64:

Re: [RFC 0/4] Transparent on-demand struct page initialization embedded in the buddy allocator

2013-07-16 Thread Joonsoo Kim
On Fri, Jul 12, 2013 at 10:27:56AM +0200, Ingo Molnar wrote: * Robin Holt h...@sgi.com wrote: [...] With this patch, we did boot a 16TiB machine. Without the patches, the v3.10 kernel with the same configuration took 407 seconds for free_all_bootmem. With the patches and

[PATCH] powerpc/8xx: Remove last traces of 8XX_MINIMAL_FPEMU

2013-07-16 Thread Paul Bolle
The Kconfig symbol 8XX_MINIMAL_FPEMU was removed in commit 968219fa33 (powerpc/8xx: Remove 8xx specific minimal FPU emulation). But that commit didn't remove all code depending on that symbol. Do so now. Signed-off-by: Paul Bolle pebo...@tiscali.nl --- Not even compile tested!

Re: [PATCH 7/8] cpufreq: Preserve policy structure across suspend/resume

2013-07-16 Thread Srivatsa S. Bhat
On 07/16/2013 11:45 AM, Viresh Kumar wrote: On 15 July 2013 15:35, Srivatsa S. Bhat srivatsa.b...@linux.vnet.ibm.com wrote: Actually even I was wondering about this while writing the patch and I even tested shutdown after multiple suspend/resume cycles, to verify that the refcount is messed

[PATCH] i2c-omap: always send stop after nack

2013-07-16 Thread Hein Tibosch
Hi Vikram, On a OMAP4460, i2c-bus-3: A driver (lm75) is causing many 'timeout waiting for bus ready' errors. SDA remains high (as it should), but SCL remains low after a NACK. The bus becomes _unusable for other clients_. While probing, lm75 writes a command, followed by a read + stop, but the

Re: [RFC PATCH 02/11] ARM: DT/kernel: define ARM specific arch_of_get_cpu_node

2013-07-16 Thread Sudeep KarkadaNagesha
On 15/07/13 20:10, Rob Herring wrote: On 07/15/2013 05:22 AM, sudeep.karkadanage...@arm.com wrote: From: Sudeep KarkadaNagesha sudeep.karkadanage...@arm.com CPU subsystem now provides architecture specific hook to retrieve the of_node. Most of the cpu DT node parsing and initialisation is

Re: [PATCH] i2c-omap: always send stop after nack

2013-07-16 Thread Felipe Balbi
Hi, On Tue, Jul 16, 2013 at 04:19:35PM +0800, Hein Tibosch wrote: Hi Vikram, On a OMAP4460, i2c-bus-3: A driver (lm75) is causing many 'timeout waiting for bus ready' errors. SDA remains high (as it should), but SCL remains low after a NACK. The bus becomes _unusable for other clients_.

[PATCH 3/4] pinctrl: Add support for additional dynamic states

2013-07-16 Thread Tony Lindgren
To toggle dynamic states, let's add the optional active state in addition to the static default state. Then if the optional active state is defined, we can require that idle and sleep states cover the same pingroups as the active state. Then let's add pinctrl_check_dynamic() and

[PATCH 4/4] drivers: Add pinctrl handling for dynamic pin states

2013-07-16 Thread Tony Lindgren
We want to have static pin states handled separately from dynamic pin states, so let's add optional state_active. Then if state_active is defined, let's check and make sure state_idle and state_sleep match state_active for the pin groups to avoid checking them during runtime as the active and

[PATCH 1/4] pinctrl: Remove duplicate code in pinctrl_pm_select_state functions

2013-07-16 Thread Tony Lindgren
There's no need to duplicate essentially the same functions. Let's introduce static int pinctrl_pm_select_state() and make the other related functions call that. This allows us to add support later on for multiple active states, and more optimized dynamic remuxing. Note that we still need to

[PATCH 0/4] improved support for runtime muxing for pinctrl

2013-07-16 Thread Tony Lindgren
Hi all, As discussed earlier, the pinctrl support for changing some of the consumer device pins during runtime needs some improvment. Here are the patches to do that, I'll also post a minimal sample patch as a reply to this thread on how to do the muxing for runtime PM. Regards, Tony ---

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Jiri Kosina
On Mon, 15 Jul 2013, H. Peter Anvin wrote: Perhaps the KS topic should be about different stable workflows and what the maintainers' options are, rather than about a specific proposal. This seems like a good discussion topic. I agree as well; I believe all the proposals related to -stable can

[PATCH 2/4] pinctrl: Allow pinctrl to have multiple active states

2013-07-16 Thread Tony Lindgren
It's quite common that we need to dynamically change some pins for a device for runtime PM, or toggle a pin between rx and tx. Changing all the pins for a device is not efficient way of doing it. So let's allow setting up multiple active states for pinctrl. Currently we only need PINCTRL_STATIC

Re: [RFC 1/2] ASoC: dmaengine-pcm: Add support for querying DMA capabilities

2013-07-16 Thread Lars-Peter Clausen
On 07/15/2013 09:51 PM, Mark Brown wrote: On Mon, Jul 15, 2013 at 08:20:28PM +0200, Lars-Peter Clausen wrote: On 07/15/2013 07:57 PM, Mark Brown wrote: On Mon, Jul 15, 2013 at 10:27:21PM +0530, Vinod Koul wrote: Right, we probably want to set an artificial floor here but it still seems like

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