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

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: [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

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

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

2013-07-16 Thread NeilBrown
On Sat, 13 Jul 2013 06:34:19 -0400 "Justin Piszcz" 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 > hw_sector_size: 512

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 writes: > > > On Mon, Jul 15, 2013 at 08:41:12PM +0530, Aneesh Kumar K.V wrote: > >> Joonsoo Kim writes: > >> > >> > If we map the region with MAP_NORESERVE and MAP_SHARED, > >> > we can skip to check reserve

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

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

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: [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: [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:

[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: 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

[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: [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 wrote: > Philipp Matthias Hahn 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 snd-audio-usb by

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 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: [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. >>> >>>

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

[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 --- tools/perf/util/machine.c | 16 +++- tools/perf/util/thread.c | 3 ++- tools/perf/util/thread.h | 3 ++- 3 files

[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 --- 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 --- tools/perf/tests/mmap-basic.c | 2 +-

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. > >

[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

[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 --- tools/perf/builtin-inject.c | 3 +- tools/perf/util/event.h | 1 + tools/perf/util/evsel.c | 70 - 3 files changed, 72 insertions(+), 2

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

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

2013-07-16 Thread Viresh Kumar
On 15 July 2013 15:52, 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 > cpufreq: spear-cpufreq:

[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 Acked-by: Jiri Olsa --- tools/perf/util/evlist.c | 3 +++

[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 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 --- 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 --- tools/perf/util/callchain.c | 8 tools/perf/util/callchain.h | 5 - tools/perf/util/session.c | 20 3 files

[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 --- tools/perf/builtin-inject.c | 2 +- tools/perf/builtin-kmem.c | 3 ++- tools/perf/builtin-kvm.c | 3 ++- tools/perf/builtin-lock.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 --- tools/perf/Makefile | 1 + tools/perf/tests/builtin-test.c | 4 + tools/perf/tests/sample-parsing.c | 240 ++ tools/perf/tests/tests.h

[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 --- tools/perf/util/evsel.c | 102

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 > > wrote: > >>This patch fixes regression in power consumtion of sandy bridge gpu, which > >>exists since v3.6 Sometimes after resuming from

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 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" in the body of a

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

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, wrote: > From: Sudeep KarkadaNagesha > > 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 nodes themselves and > initialising the of_node in

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 > Signed-off-by: Aaron Plattner Forgot to mention that the patch was applied. Thanks. Takashi > --- > sound/pci/hda/patch_hdmi.c | 2 ++ >

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

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 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 work now

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,

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 >>>

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 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. > > Logically there should've

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: [ 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 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: [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

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 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 > 3.10 -

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: >

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

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