From: Jiri Olsa
Allowing flex parser to report back event parsing error, like:
$ perf record -e cycles,cache-mises ls
event syntax error: '..es,cache-mises'
\___ parser error
...
Signed-off-by: Jiri Olsa
Cc: David Ahern
Cc: Namhyung Kim
Cc: Paul
From: Jiri Olsa
Not sure why we allowed the fail state, but it's wrong. Wrong type for
'name' term can cause segfault, and there's probably more fun hidden.
Signed-off-by: Jiri Olsa
Cc: David Ahern
Cc: Namhyung Kim
Cc: Paul Mackerras
Cc: Peter Zijlstra
Link:
From: Masami Hiramatsu
The --funcs option should be given exclusively. This adds
PARSE_OPT_EXCUSIVE flag on --funcs (-F) option.
Without this, 'perf probe --funcs -l' just shows the list of probes.
With this, it shows error message correctly.
This also fixes the help message and the
From: Jiri Olsa
Adding support to return error information from parse_events function.
Following struct will be populated by parse_events function on return:
struct parse_events_error {
int idx;
char *str;
char *help;
};
where 'idx' is the position in the string where the
On Tue, 28 Apr 2015 10:53:23 +0100 Mel Gorman wrote:
> > > +#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
> > > +#define __defermem_init __meminit
> > > +#define __defer_init__meminit
> > > +#else
> > > +#define __defermem_init
> > > +#define __defer_init __init
> > > +#endif
> >
> > Could we get
From: Namhyung Kim
As the --children option changes the output of perf report (and perf
top) it sometimes confuses users. Add more words and examples to help
understanding of the option's behavior - and how to disable it ;-).
Signed-off-by: Namhyung Kim
Reviewed-by: Ingo Molnar
Cc: David
8250-like uart driver may call early_serial8250_setup to
reuse 8250_early.c character output function.
Signed-off-by: Eddie Huang
---
drivers/tty/serial/8250/8250_early.c | 2 +-
include/linux/serial_8250.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git
From: Andi Kleen
Currently in perf IPC and other metrics cannot be directly shown
separately for both user and kernel in a single run. The problem was
that the metrics matching code did not check event qualifiers.
With this patch the following case works correctly.
% perf stat -e
From: Jiri Olsa
Separating metrics values for guest and host, so we get proper values.
Signed-off-by: Jiri Olsa
Acked-by: Namhyung Kim
Cc: Andi Kleen
Cc: David Ahern
Cc: Paul Mackerras
Cc: Peter Zijlstra
Cc: William Cohen
Link:
This patch add earlycon support to MT8173 SoC platform.
To use earlycon, need
1. Add earlycon in boot parameters
2. Add "linux,sdtout-path" property in device tree file
This patch based on 4.1-rc1.
Change in v3:
Remove noinit options, not necessary, because 8250_early.c will not init
hardware
On Mon, Apr 27, 2015 at 09:45:12PM +0200, Borislav Petkov wrote:
> > Maybe you are measuring random noise.
>
> Yeah. Last exercise tomorrow. Let's see what those numbers would look
> like.
Right, so with Mel's help, I did a simple microbenchmark to measure how
many cycles a syscall (getpid())
Add earlycon support to mediatek MT8173 evaluation board dts.
Signed-off-by: Eddie Huang
---
arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
DT Ack please.
> From: Jaewon Kim
>
> Add document describing device tree bindings for max77843 MFD.
> Drivers: MFD core, regulator, extcon, charger and fuelgauge.
>
> Cc: Rob Herring
> Cc: Pawel Moll
> Cc: Mark Rutland
> Cc: Ian Campbell
> Cc: Kumar Gala
> Cc: Lee Jones
> Cc: Sebastian
Add 8250 MTK UART driver to support earlycon device tree.
Earlycon take effect by
add "earlycon" in kernel boot argument
add "linux,sdtout-path" property in device tree file
Signed-off-by: Eddie Huang
---
drivers/tty/serial/8250/8250_mtk.c | 13 +
1 file changed, 13
From: Namhyung Kim
Currently perf_evsel__hists_browse() function spins on a huge loop and
handles many key actions. Since it's hard to read and modify, let's
split it out into small helper functions.
This patch introduces do_XXX() functions which corresponds to each goto
label. This way we
From: Namhyung Kim
The has_children and unfolded fields don't belong to struct map_symbol
since they're used by TUI only. Move those fields out of map_symbol
since the struct is also used by other places.
This will also help to compact the sizeof struct hist_entry.
Signed-off-by: Namhyung Kim
From: Namhyung Kim
The struct hist_browser_timer is to carry perf-top related info
throughout the hist browser code. So it'd be better to keep in the
struct hist_browser. This is a preparation to later change.
Suggested-by: Arnaldo Carvalho de Melo
Signed-off-by: Namhyung Kim
Acked-by: Jiri
On 4/28/2015 6:26 AM, Benjamin Poirier wrote:
On 2015/04/13 17:22, Benjamin Poirier wrote:
On 2015/04/12 10:03, Ido Shamay wrote:
Hi Benjamin,
On 4/10/2015 7:27 PM, Benjamin Poirier wrote:
By default, the number of tx queues is limited by the number of online cpus in
mlx4_en_get_profile().
From: Namhyung Kim
The init_have_children is used to init callchain info only for TUI. So
it'd be better to move it to the TUI-specific unnamed union member.
Signed-off-by: Namhyung Kim
Acked-by: Jiri Olsa
Cc: David Ahern
Cc: Peter Zijlstra
Link:
From: Namhyung Kim
Currently perf_evsel__hists_browse() function spins on a huge loop and
handles many key actions. Since it's hard to read and modify, let's
split it out into small helper functions.
The add_XXX_opt() functions are to register popup menu item on the
selected entry. When it
From: Will Deacon
Parsing /proc/cpuinfo is a fiddly, arch-dependent business and a recent
change to get it working for Sparc broke arm and arm64 platforms.
Use sysconf to determine the number of online CPUs only parsing
/proc/cpuinfo when sysconf is not available.
Signed-off-by: Will Deacon
From: Petr Holasek
In verbose mode perf bench numa shows also GB/s speed, system and user cpu
time for each particular thread. Using of getrusage() can provide much more
per process or per thread stats in future.
Signed-off-by: Petr Holasek
Reviewed-by: Ingo Molnar
Cc: Jiri Olsa
Link:
Hi,
I was talking about this patch.
> From: Borislav Petkov [mailto:b...@alien8.de]
> Sent: Friday, March 27, 2015 5:23 PM
> Subject: [RFC PATCH 5/5] GHES: Make NMI handler have a single reader
>
> From: Jiri Kosina
>
> Since GHES sources are global, we theoretically need only a single CPU
>
From: Namhyung Kim
Now LEFT key press action can just use do_zoom_dso/thread() code to get
out of the current filter.
Signed-off-by: Namhyung Kim
Acked-by: Jiri Olsa
Cc: David Ahern
Cc: Peter Zijlstra
Link:
http://lkml.kernel.org/r/1429838133-14001-2-git-send-email-namhy...@kernel.org
From: Namhyung Kim
The options array saves strings for each popup menu item. The number of
items can be vary according to the currently selected item. So it can
leak some memory if it's exited from a small item. Fix it by freeing
all items when loop terminates.
Signed-off-by: Namhyung Kim
From: Namhyung Kim
The struct pstack is to save currently applied thread and/or dso filters
in the browser. So it'd be better to keep in the struct hist_browser.
This is a preparation to later change.
Suggested-by: Arnaldo Carvalho de Melo
Signed-off-by: Namhyung Kim
Acked-by: Jiri Olsa
Cc:
From: Jiri Olsa
Separating metrics values for exclude_hv bit.
Signed-off-by: Jiri Olsa
Acked-by: Namhyung Kim
Cc: Andi Kleen
Cc: David Ahern
Cc: Paul Mackerras
Cc: Peter Zijlstra
Cc: William Cohen
Link:
http://lkml.kernel.org/r/1428441919-23099-5-git-send-email-jo...@kernel.org
From: Jiri Olsa
Separating metrics values for exclude_idle bit.
Signed-off-by: Jiri Olsa
Acked-by: Namhyung Kim
Cc: Andi Kleen
Cc: David Ahern
Cc: Paul Mackerras
Cc: Peter Zijlstra
Cc: William Cohen
Link:
http://lkml.kernel.org/r/1428441919-23099-7-git-send-email-jo...@kernel.org
From: Namhyung Kim
Since perf diff only supports stdio output, TUI fields are only accessed
from perf report (or perf top). So add a new unnamed union and move
struct hist_entry_tui and those TUI-specific fields.
Signed-off-by: Namhyung Kim
Acked-by: Jiri Olsa
Cc: David Ahern
Cc: Peter
From: Jiri Olsa
Saving the terms location within term struct, so it could be used later
for report.
Signed-off-by: Jiri Olsa
Cc: David Ahern
Cc: Namhyung Kim
Cc: Paul Mackerras
Cc: Peter Zijlstra
Link:
http://lkml.kernel.org/r/1429729824-13932-6-git-send-email-jo...@kernel.org
From: Jiri Olsa
Allowing static terms like 'name,period,config,config1..' processing to
report back error.
$ perf record -e 'cpu/event=1,name=1/' ls
event syntax error: '..=1,name=1/'
\___ expected string value
$ perf record -e 'cpu/event=1,period=krava/'
From: Adrian Hunter
Add support for decoding an AUX area assuming it contains instruction
tracing data. The AUX area tracing events are stripped and replaced by
synthesized events.
Signed-off-by: Adrian Hunter
Cc: David Ahern
Cc: Frederic Weisbecker
Cc: Jiri Olsa
Cc: Namhyung Kim
Cc:
From: Jiri Olsa
Allowing symbolic events processing to report back error.
$ perf record -e 'cycles/period=krava/' ls
event syntax error: '../period=krava/'
\___ expected numeric value
$ perf record -e 'cycles/name=1/' ls
event syntax error:
From: Adrian Hunter
Add a member to struct dso that can be used by Instruction Trace
implementations to hold a cache for decoded instructions.
Signed-off-by: Adrian Hunter
Cc: David Ahern
Cc: Frederic Weisbecker
Cc: Jiri Olsa
Cc: Namhyung Kim
Cc: Peter Zijlstra
Cc: Stephane Eranian
Link:
From: Adrian Hunter
It is assumed that AUX area decoding will synthesize events for
consumption by other tools.
At this time, the main use of AUX area tracing will be to capture
instruction trace (aka processor trace) data.
The nature of instruction tracing suggests the initial inclusion of
From: Adrian Hunter
Instruction tracing will typically have access to information about the
instruction being executed for a particular ip sample. Some of that
information will be available in the 'flags' member of struct
perf_sample.
With the addition of transactions events synthesis to
From: Jiri Olsa
Changing metrics context calculation to allow more than 2 types of
context.
Following patches will add support for the rest of the exclude_* bits so
we need separate array element for all context combinations.
Signed-off-by: Jiri Olsa
Acked-by: Namhyung Kim
Cc: Andi Kleen
From: Masami Hiramatsu
Fix perf-probe --del option to delete all matched probes in both
of kprobes and uprobes at once.
When we have 2 or more events on different binaries as below,
# ./perf probe -l
probe:vfs_read (on vfs_read@ksrc/linux-3/fs/read_write.c)
probe_libc:malloc
From: Adrian Hunter
New AUX area tracing events must be re-piped by default.
Signed-off-by: Adrian Hunter
Cc: David Ahern
Cc: Frederic Weisbecker
Cc: Jiri Olsa
Cc: Namhyung Kim
Cc: Peter Zijlstra
Cc: Stephane Eranian
Link:
From: Jiri Olsa
Changing parse_events_add_pmu interface to allow propagating of the
parse_events_error info.
Signed-off-by: Jiri Olsa
Cc: David Ahern
Cc: Namhyung Kim
Cc: Paul Mackerras
Cc: Peter Zijlstra
Link:
http://lkml.kernel.org/r/1429729824-13932-5-git-send-email-jo...@kernel.org
From: Adrian Hunter
Add functions to synthesize, count and print AUX area tracing error
events.
Signed-off-by: Adrian Hunter
Cc: David Ahern
Cc: Frederic Weisbecker
Cc: Jiri Olsa
Cc: Namhyung Kim
Cc: Peter Zijlstra
Cc: Stephane Eranian
Link:
From: Arnaldo Carvalho de Melo
This comes from the desire of having -e/--expr to have the same meaning
as for 'strace', while other perf tools use it for --event, which
'trace' honours, i.e. all perf tools have --event in common, but trace
uses -e for strace's --expr.
Clarify it in the --help
From: Adrian Hunter
Hook into session processing so that AUX area decoding can synthesize
events transparently to the tools.
The advantages of transparent decoding are that tools can be used
directly with perf.data files containing AUX area tracing data, which is
easier for the user and more
From: Arnaldo Carvalho de Melo
Cut't'paste error, fix it.
Reported-by: David Ahern
Cc: Adrian Hunter
Cc: Borislav Petkov
Cc: Don Zickus
Cc: Frederic Weisbecker
Cc: Jiri Olsa
Cc: Namhyung Kim
Cc: Stephane Eranian
Link: http://lkml.kernel.org/n/tip-26abqh0wg9dci3fqcppyr...@git.kernel.org
From: He Kuang
Show message when errors occurred during conversion setup and conversion
process.
Before this patch:
$ ./perf data convert --to-ctf=ctf
$ echo $?
255
After this patch:
$ ./perf data convert --to-ctf=ctf
Error during conversion setup.
Signed-off-by: He Kuang
Cc: David
From: Adrian Hunter
Add a feature to indicate that a perf.data file contains AUX area data.
Signed-off-by: Adrian Hunter
Acked-by: Jiri Olsa
Cc: David Ahern
Cc: Frederic Weisbecker
Cc: Namhyung Kim
Cc: Peter Zijlstra
Cc: Stephane Eranian
Link:
From: Jiri Olsa
For big data files the size of data allocated for stream instance could
get really high. It's needed to flush the data out of the stream once in
a while.
Unfortunately there's no size indication in the stream object, so we
govern the flush based on the number of stored events.
From: Adrian Hunter
This patch supports the addition to the kernel of AUX area buffers that
can be mmapped separately from the perf-events buffer.
The AUX buffer can be configured to contain hardware-produced trace
information. The first implementation will support Intel BTS and Intel
PT.
One
From: Jiri Olsa
Several fixes were needed to allow following builds:
$ make tools/tmon
$ make -C tools/perf
$ make -C /tools perf
- some of the tools (perf) use same make variables as in
kernel build, unsetting srctree and objtree
- using original $(O) for O variable
- perf build
On Mon 27-04-15 15:05:55, Johannes Weiner wrote:
> The OOM killer connects random tasks in the system with unknown
> dependencies between them, and the OOM victim might well get blocked
> behind locks held by the allocating task. That means that while
> allocations can issue OOM kills to improve
From: Namhyung Kim
The period_ratio_delta, period_ratio and wdiff are never by used at the
same time. Instead, Just one of them is accessed according to a
comparison method. So make it union to reduce memory footprint.
Signed-off-by: Namhyung Kim
Cc: David Ahern
Cc: Jiri Olsa
Cc: Peter
From: Namhyung Kim
It's not used anywhere, let's get rid of it.
Signed-off-by: Namhyung Kim
Cc: David Ahern
Cc: Jiri Olsa
Cc: Peter Zijlstra
Link:
http://lkml.kernel.org/r/1429416255-12070-2-git-send-email-namhy...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo
---
Hi Ingo,
Please consider pulling, more to come soon,
- Arnaldo
The following changes since commit 5b24e8cf618f03b4f1275c229d0a1d464648f9e2:
Merge tag 'perf-core-for-mingo-2' of
git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
(2015-04-14 14:10:56 +0200)
When building the dbg package, we use a large 'for module in $(find' loop that
can be easily parallelized by using 'find | xargs'. This patch modifies this
loop to use the later paradigm.
In addition, check if the user has requested a parallel build with make. If so,
add the appropriate flags to
So they are available when ULPI interface support is added.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
---
drivers/usb/dwc3/core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index c7734ed..104b236 100644
---
On Tue, Apr 28, 2015 at 09:07:54AM -0400, Peter Hurley wrote:
> On 04/08/2015 05:24 PM, Rob Herring wrote:
> > On Wed, Apr 8, 2015 at 12:45 PM, Peter Hurley
> > wrote:
> >> stdout-path defines ':' as a path terminator and commit 75c28c09af99a
> >> ("of: add optional options parameter to
UTMI+ Low Pin Interface (ULPI) is a commonly used PHY
interface for USB 2.0. The ULPI specification describes a
standard set of registers which the vendors can extend for
their specific needs. ULPI PHYs provide often functions
such as charger detection and ADP sensing and probing.
There are two
We need to store it before phys are handled, so we can later
use it in ULPI interface support code.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
---
drivers/usb/dwc3/core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/dwc3/core.c
Make selection between ULPI and UTMI+ interfaces possible by
providing definition for the bit in Global USB2 PHY
Configuration Register that controls it.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
---
drivers/usb/dwc3/core.h | 1 +
1 file changed, 1 insertion(+)
diff --git
So it can be called from other places later.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
---
drivers/usb/dwc3/core.c | 46 ++
1 file changed, 30 insertions(+), 16 deletions(-)
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
On Fri, Apr 24, 2015 at 10:29:53PM +0300, Adrian Hunter wrote:
SNIP
> char msg[512];
> @@ -238,7 +302,8 @@ try_again:
> }
>
> if (perf_evlist__mmap_ex(evlist, opts->mmap_pages, false,
> - opts->auxtrace_mmap_pages, false) < 0) {
> +
TUSB1210 ULPI PHY has vendor specific register for eye
diagram tuning. On some platforms the system firmware has
set optimized value to it. In order to not loose the
optimized value, the driver stores it during probe and
restores it every time the PHY is powered back on.
Signed-off-by: Heikki
Platforms that have configured DWC_USB3_HSPHY_INTERFACE with
value 3, i.e. UTMI+ and ULPI, need to inform the driver of
the actual HSPHY interface type with the property. "utmi" if
the interface is UTMI+ or "ulpi" if the interface is ULPI.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
28.04.2015 15:58, Jacek Anaszewski пишет:
> On 04/28/2015 12:12 PM, Stas Sergeev wrote:
>> 28.04.2015 11:57, Jacek Anaszewski пишет:
>>> Hi Stas,
>>>
>>> Have you tested it?
>> Of course I did.
>> Works with gpio driver and provides up to 10usec precision on
>> armada-xp board.
>> This is 1000
This allows dwc3_phy_setup() to be more useful later. There
is nothing preventing the PHY configuration registers from
being programmed early. They do not loose their context in
soft reset.
There are however other PHY related operations that should
be executed before the driver request handles to
On some BYT platforms the USB2 PHY needs to be put into
operational mode by the controller driver with GPIOs
controlling the PHYs reset and cs signals.
Signed-off-by: Heikki Krogerus
---
drivers/usb/dwc3/dwc3-pci.c | 36
1 file changed, 36 insertions(+)
ULPI PHYs need to be bound to their controllers with a
lookup. This adds helpers that the ULPI drivers can use to
do both, the registration of the PHY and the lookup, at the
same time.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
Cc: Kishon Vijay Abraham I
---
drivers/phy/ulpi_phy.h |
Definitions for Global USB2 PHY Vendor Control Register
bits. We will need them to access ULPI PHY registers later.
Signed-off-by: Heikki Krogerus
Acked-by: David Cohen
---
drivers/usb/dwc3/core.h | 8
1 file changed, 8 insertions(+)
diff --git a/drivers/usb/dwc3/core.h
Hi,
I took the liberty of adding David's ACK to everything except 9/12, including to
the 1/12 (removing the module handling has no functional affect).
Changes since v2:
- remove module handling from the bus driver as suggested by Paul Bolle.
- reordered the gpio requests in BYT quirk as
On Mon, Apr 27, 2015 at 02:35:07PM +0900, Yoshinori Sato wrote:
> Hello.
> I will re-introducing h8300.
>
Hi,
can you provide a link to a working toolchain, or provide directions
on how to build one ?
Thanks,
Guenter
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
For ARM64, when tracing with tracepoint events, the IP and cpsr are set
to 0, preventing the perf code parsing the callchain and resolving the
symbols correctly.
./perf record -e sched:sched_switch -g --call-graph dwarf ls
[ perf record: Captured and wrote 0.146 MB perf.data ]
./perf
> On Tue, Apr 28, 2015 at 9:17 PM, Pallala, Ramakrishna
> wrote:
> > Hi Choi,
> >
> >> On Tue, Apr 28, 2015 at 8:20 PM, Pallala, Ramakrishna
> >> >> > > > diff --git a/include/linux/mfd/axp20x.h
> >> >> > > > b/include/linux/mfd/axp20x.h index dfabd6d..81152e2 100644
> >> >> > > > ---
On Mon 27-04-15 15:05:54, Johannes Weiner wrote:
> There is not much point in rushing back to the freelists and burning
> CPU cycles in direct reclaim when somebody else is in the process of
> OOM killing, or right after issuing a kill ourselves, because it could
> take some time for the OOM
On Tuesday, April 28, 2015 03:31:54 PM Rafael J. Wysocki wrote:
> On Tuesday, April 28, 2015 02:37:10 PM Linus Walleij wrote:
> > On Tue, Apr 28, 2015 at 2:19 PM, Rafael J. Wysocki
> > wrote:
> > > Sudeep:
> > >> At-least I observed issue only when I am using hardware broadcast timer.
> > >> It
On Mon, Apr 27, 2015 at 06:47:58PM -0400, Paul Gortmaker wrote:
> We removed __cpuinit support (leaving no-op stubs) quite some time ago.
> However a new instance was added in commit 00df35f991914db6b8bde8cf0980
> ("cpu: Defer smpboot kthread unparking until CPU known to scheduler")
>
> Since we
Hi Kumar,
On 04/27/2015 05:23 PM, Kumar Gala wrote:
> --- /dev/null
> +++ b/drivers/firmware/qcom_scm-64.c
> @@ -0,0 +1,465 @@
> +/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under
On Fri, Apr 24, 2015 at 10:29:50PM +0300, Adrian Hunter wrote:
> Add support for the PERF_RECORD_AUX event type.
what is this event for? please update the changelog
jirka
>
> Signed-off-by: Adrian Hunter
> ---
> tools/perf/builtin-inject.c | 1 +
> tools/perf/util/event.c | 21
On 04/08/2015 05:24 PM, Rob Herring wrote:
> On Wed, Apr 8, 2015 at 12:45 PM, Peter Hurley
> wrote:
>> stdout-path defines ':' as a path terminator and commit 75c28c09af99a
>> ("of: add optional options parameter to of_find_node_by_path()") added
>> the necessary support to parse paths
On Tuesday, April 28, 2015 02:37:10 PM Linus Walleij wrote:
> On Tue, Apr 28, 2015 at 2:19 PM, Rafael J. Wysocki wrote:
> > Sudeep:
> >> At-least I observed issue only when I am using hardware broadcast timer.
> >> It doesn't hang when I am using hrtimer as broadcast timer in which case
> >> one
On Mon, Apr 27, 2015 at 09:01:13AM -0700, Michael Turquette wrote:
> Quoting Peter Zijlstra (2015-03-26 03:41:50)
> > On Thu, Mar 26, 2015 at 10:21:24AM +, Juri Lelli wrote:
> > > - what about other sched classes? I know that this is very premature,
> > >but I can help but thinking that
At Tue, 28 Apr 2015 13:35:18 +0100,
Jonathan McDowell wrote:
>
> On Tue, Apr 28, 2015 at 02:00:17PM +0200, Takashi Iwai wrote:
> > At Tue, 28 Apr 2015 12:21:57 +0100,
> > Jonathan McDowell wrote:
> > >
> > > Having upgraded to 4.1-rc1 from 4.0 I'm now hearing audio crackles at
> > > regular
Hi Rafael,
On 28/04/15 13:19, Rafael J. Wysocki wrote:
On Tue, Apr 28, 2015 at 12:42 PM, Sudeep Holla wrote:
[...]
At-least I observed issue only when I am using hardware broadcast timer.
It doesn't hang when I am using hrtimer as broadcast timer in which case
one of the cpu will be not
Hi Richard,
On Tue, Apr 28, 2015 at 9:34 PM, Richard Fitzgerald
wrote:
> Renamed to hpdet_ip_version to make it clearer what it does
> and that the value in it is simply a version number.
>
> Signed-off-by: Richard Fitzgerald
> ---
> drivers/extcon/extcon-arizona.c | 10 +-
> 1 files
Hi Ram,
On Tue, Apr 28, 2015 at 9:17 PM, Pallala, Ramakrishna
wrote:
> Hi Choi,
>
>> On Tue, Apr 28, 2015 at 8:20 PM, Pallala, Ramakrishna
>> >> > > > diff --git a/include/linux/mfd/axp20x.h
>> >> > > > b/include/linux/mfd/axp20x.h index dfabd6d..81152e2 100644
>> >> > > > ---
On Fri, Apr 24, 2015 at 10:29:49PM +0300, Adrian Hunter wrote:
> Add AUX area tracing option 'x' to synthesize events for
> transactions. This will be used by Intel PT to synthesize
> an event record for each TSX start, commit or abort.
>
> Signed-off-by: Adrian Hunter
> ---
>
On Fri, Apr 17, 2015 at 09:36:55PM -0400, Dan Williams wrote:
> Block devices from an nd bus, in addition to accepting "struct bio"
> based requests, also have the capability to perform byte-aligned
> accesses. By default only the bio/block interface is used. However, if
> another driver can
On Tue, Apr 21, 2015 at 2:33 PM, Richard Fitzgerald
wrote:
> Signed-off-by: Richard Fitzgerald
Acked-by: Linus Walleij
I guess this patch will go through the MFD tree?
Yours,
Linus Walleij
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On Fri, Apr 24, 2015 at 10:29:48PM +0300, Adrian Hunter wrote:
SNIP
> diff --git a/tools/perf/tests/make b/tools/perf/tests/make
> index 901ec91..af26410 100644
> --- a/tools/perf/tests/make
> +++ b/tools/perf/tests/make
> @@ -32,6 +32,7 @@ make_no_backtrace := NO_BACKTRACE=1
>
On 04/28/2015 12:12 PM, Stas Sergeev wrote:
28.04.2015 11:57, Jacek Anaszewski пишет:
Hi Stas,
Have you tested it?
Of course I did.
Works with gpio driver and provides up to 10usec precision on
armada-xp board.
This is 1000 times better than without my patch - the precision
was 10ms (jiffy).
On Tue, Apr 28, 2015 at 10:34:12AM +0100, Peter Maydell wrote:
> On 28 April 2015 at 09:42, Alex Bennée wrote:
> > Peter Maydell writes:
> >> Does the kernel already have a conveniently implemented "inject
> >> exception into guest" lump of code? If so it might be less effort
> >> to do it that
On Sat, Apr 18, 2015 at 12:37:09PM -0700, Dan Williams wrote:
> At this point in the patch series I agree, but in later patches we
> take advantage of nd bus services. "[PATCH 15/21] nd: pmem label sets
> and namespace instantiation" adds support for labeled pmem namespaces,
> and in "[PATCH
Hi,
On 28/04/2015 at 13:30:58 +0100, Lee Jones wrote :
> On Mon, 23 Mar 2015, Alexandre Belloni wrote:
>
> > From: Boris Brezillon
> >
> > The at91rm9200 SoC embeds a Memory Controller block which is used to
> > configure several aspects of the platform:
> > - AHB/APB Bus behavior
> > - SDRAM
On 04/27/2015 07:18 AM, Heiko Carstens wrote:
> On Sat, Apr 25, 2015 at 08:50:49AM -0400, Rik van Riel wrote:
>> On 04/25/2015 05:43 AM, Heiko Carstens wrote:
>>> ...the READ_ONCE() doesn't give you any guarantees about reading
>>> tsk->acct_timexpd in an atomic way.
>>> Well, actually you don't
Eww, the --wrap stuff is too ugly too live. Just implement the
implemenetation of persistent nvdimms into qemu where it belongs.
Note that having a not actually persistent implementation that register
with the subsystems which doesn't need these hacks still sounds ok to
me, altough I suspect
On 28 April 2015 at 14:15, Eric D. wrote:
> Hi,
>
> I'am a mainline linux user of A20 (bananapi). I'am currently running a
> debian jessie with latest mainline kernel (4.0.0+).
> I have a project of home automation, based on nrfl04+ spi driven wireless
> chip.
> I was just seeking a way to make
On Thu, Apr 9, 2015 at 5:18 PM, Ivan T. Ivanov wrote:
> Fix interpretation of the pmic_mpp_read() return code,
> negative value means an error.
>
> Signed-off-by: Ivan T. Ivanov
Patch applied for fixes.
Yours,
Linus Walleij
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On Fri, Apr 17, 2015 at 09:35:30PM -0400, Dan Williams wrote:
> new file mode 100644
> index ..5fa74f124b3e
> --- /dev/null
> +++ b/drivers/block/nd/Kconfig
> @@ -0,0 +1,44 @@
> +config ND_ARCH_HAS_IOREMAP_CACHE
> + depends on (X86 || IA64 || ARM || ARM64 || SH || XTENSA)
> +
On 04/28/2015 07:36 AM, Paolo Bonzini wrote:
> All calls to context_tracking_enter and context_tracking_exit
> are already checking context_tracking_is_enabled, except the
> context_tracking_user_enter and context_tracking_user_exit
> functions left in for the benefit of assembly calls.
>
> Pull
On Fri, Apr 24, 2015 at 10:29:47PM +0300, Adrian Hunter wrote:
> We need to include all buildids when a perf.data
> file contains AUX area tracing data because we
> do not decode the trace for that purpose because
> it would take too long.
>
> Signed-off-by: Adrian Hunter
> ---
>
On Mon, Apr 27, 2015 at 6:00 PM, Linus Torvalds
wrote:
> If somebody wants to speed up dbus, they should likely look at the
> user-space code, not the kernel side.
To be more precise, your profile seems to show a lot of the gdbus
(glib bindings) user space code. (And the blocking version of this
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