bcsr_csc_handler() is a cascading interrupt handler. It has a
disable_irq_nosync()/enable_irq() pair around the generic_handle_irq()
call. The value of this disable/enable is zero because its a complete
noop:
disable_irq_nosync() merily increments the disable count without
actually masking the
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
It's pretty silly to do
irq_data *d = irq_get_irq_data(irq_data->irq);
because that results in d = irq_data, but goes through a lookup of the
irq_data. Use irq_data directly.
Signed-off-by: Thomas Gleixner
Cc: Lee Jones
Cc: Jiang Liu
Cc: Samuel Ortiz
---
drivers/mfd/max8997-irq.c |
irq is incremented for no value in the for loop. Remove it.
Search and update was done with coccinelle and the invaluable help of
Julia Lawall.
Signed-off-by: Thomas Gleixner
Cc: Julia Lawall
Cc: Jiang Liu
Cc: Samuel Ortiz
Cc: Lee Jones
---
drivers/mfd/ucb1x00-core.c |4 ++--
1 file
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
The irq argument of most interrupt flow handlers is unused or merily
used instead of a local variable. The handlers which need the irq
argument can retrieve the irq number from the irq descriptor.
Search and update was done with coccinelle and the invaluable help of
Julia Lawall.
Signed-off-by:
From: Jiang Liu
This is a preparatory patch for moving irq_data struct members.
Signed-off-by: Jiang Liu
Cc: Linus Walleij
Cc: Alexandre Courbot
Signed-off-by: Thomas Gleixner
---
drivers/gpio/gpio-davinci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
The irq argument of most interrupt flow handlers is unused or merily
used instead of a local variable. The handlers which need the irq
argument can retrieve the irq number from the irq descriptor.
Search and update was done with coccinelle and the invaluable help of
Julia Lawall.
Signed-off-by:
From: Jiang Liu
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
Preparatory patch for the removal of the 'irq' argument from irq flow
handlers.
Signed-off-by: Jiang Liu
Acked-by: Linus Walleij
Cc: Alexandre Courbot
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
From: Jiang Liu
This is a preparatory patch for moving irq_data struct members.
Signed-off-by: Jiang Liu
Cc: James Hogan
Signed-off-by: Thomas Gleixner
---
arch/metag/kernel/irq.c | 10 ++
1 file changed, 6 insertions(+), 4 deletions(-)
Index: tip/arch/metag/kernel/irq.c
__irq_set_chip_handler_name_locked() is about to be replaced. Use
irq_set_chip_handler_name_locked() instead.
Signed-off-by: Thomas Gleixner
---
arch/ia64/kernel/iosapic.c |6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
Index: tip/arch/ia64/kernel/iosapic.c
From: Jiang Liu
This is a preparatory patch for moving irq_data struct members.
Signed-off-by: Jiang Liu
Cc: Tony Luck
Cc: Fenghua Yu
Signed-off-by: Thomas Gleixner
---
arch/ia64/kernel/iosapic.c |2 +-
arch/ia64/kernel/irq.c |6 +++---
arch/ia64/kernel/msi_ia64.c |4
The irq argument of most interrupt flow handlers is unused or merily
used instead of a local variable. The handlers which need the irq
argument can retrieve the irq number from the irq descriptor.
Search and update was done with coccinelle and the invaluable help of
Julia Lawall.
Signed-off-by:
The irq argument of most interrupt flow handlers is unused or merily
used instead of a local variable. The handlers which need the irq
argument can retrieve the irq number from the irq descriptor.
Search and update was done with coccinelle and the invaluable help of
Julia Lawall.
Signed-off-by:
It's pretty silly to do
void *cd = irq_get_chip_data(irq_data->irq);
because that results in cd = irq_data->chip_data, but goes through a
redundant lookup of the irq_data. Use irq_data directly.
Signed-off-by: Thomas Gleixner
Cc: Linus Walleij
Cc: Alexandre Courbot
Cc: Jiang Liu
Cc:
On 07/11/2015 12:07 AM, Krzysztof Kozlowski wrote:
W dniu 11.07.2015 o 08:33, Stephen Boyd pisze:
diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c
index 0117238391d6..f38a6c49f744 100644
--- a/drivers/clk/samsung/clk.c
+++ b/drivers/clk/samsung/clk.c
@@ -11,6 +11,10 @@
*
It's pretty silly to do
irq_data *d = irq_get_irq_data(irq_data->irq);
because that results in d = irq_data, but goes through a lookup of the
irq_data. Use irq_data directly.
Signed-off-by: Thomas Gleixner
Cc: Linus Walleij
Cc: Alexandre Courbot
Cc: Jiang Liu
Cc:
Use irq_set_handler_locked() as it avoids a redundant lookup of the
irq descriptor.
Search and replacement was done with coccinelle:
@@
struct irq_data *d;
expression E1;
@@
-__irq_set_handler_locked(d->irq, E1);
+irq_set_handler_locked(d, E1);
Signed-off-by: Thomas Gleixner
Cc: Jiang Liu
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.
Search and conversion was done with coccinelle:
Reported-by: Russell King
Signed-off-by: Thomas Gleixner
Cc: Julia Lawall
Cc: Linus Walleij
Cc:
On Mon, Jul 13, 2015 at 12:57 PM, Chris Metcalf wrote:
> The existing nohz_full mode makes tradeoffs to minimize userspace
> interruptions while still attempting to avoid overheads in the
> kernel entry/exit path, to provide 100% kernel semantics, etc.
>
> However, some applications require a
Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.
Search and conversion was done with coccinelle.
Reported-by: Russell King
Signed-off-by: Thomas Gleixner
Cc: Julia Lawall
Cc: Dan Williams
Cc:
From: Jiang Liu
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
This is also a preparation for the removal of the 'irq' argument from
interrupt flow handlers.
Signed-off-by: Jiang Liu
Cc: Dan Williams
Cc: Vinod Koul
Cc:
Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.
Search and conversion was done with coccinelle.
Reported-by: Russell King
Signed-off-by: Thomas Gleixner
Cc: Julia Lawall
Cc: Mark Salter
Cc:
> On Jul 13, 2015, at 9:00 PM, Ludovic Desroches
> wrote:
>
> On Mon, Jul 13, 2015 at 02:14:51PM +0800, Jean-Christophe PLAGNIOL-VILLARD
> wrote:
>>
>>> On Jul 3, 2015, at 12:06 AM, David Dueck wrote:
>>>
>>> Not all gpio banks are necessarily enabled, in the current code this can
>>> lead
Use irq_set_handler_locked() as it avoids a redundant lookup of the
irq descriptor.
Search and update was done with coccinelle.
Signed-off-by: Thomas Gleixner
Cc: Jiang Liu
Cc: Julia Lawall
Cc: Steven Miao
Cc: adi-buildroot-de...@lists.sourceforge.net
---
From: Jiang Liu
This is a preparatory patch for moving irq_data struct members.
Signed-off-by: Jiang Liu
Cc: adi-buildroot-de...@lists.sourceforge.net
Cc: Steven Miao
Signed-off-by: Thomas Gleixner
---
arch/blackfin/mach-common/ints-priority.c |3 ++-
1 file changed, 2 insertions(+), 1
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
On Monday 13 July 2015 22:28:35 Michael Welling wrote:
> On Mon, Jul 13, 2015 at 07:09:06PM +0200, Pali Rohár wrote:
> > Hello, here is my objdump of 4.2-rc2 version:
> >
> > 0064 :
> > 64: e3003182movwr3, #386; 0x182
> > 68: e19030b3ldrh
Functions, Structs and Parameters definitions on kernel documentation
are pure cosmetic, it only highlights the element.
To ease the navigation in the documentation we should use inside
those tags so readers can easily jump between methods directly.
This was discussed in 2014[1] and is
On Sunday, July 12, 2015 03:11:09 AM Mustapha Abiola wrote:
> From 55fae099d46749b73895934aab8c2823c5a23abe Mon Sep 17 00:00:00 2001
>
> From: Mustapha Abiola
>
> Date: Sat, 11 Jul 2015 17:01:04 +
>
> Subject: [PATCH 1/1] Fix redundant check against unsigned int in broken
> audit test fix
The following patch series contains the following changes:
- Consolidation of chained interrupt handler setup/removal
- Switch to functions which avoid a redundant interrupt
descriptor lookup
- Preparation of interrupt flow handlers for the 'irq' argument
removal
The
Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.
Search and conversion was done with coccinelle.
Reported-by: Russell King
Signed-off-by: Thomas Gleixner
Cc: Julia Lawall
Cc: Haavard Skinnemoen
Hi,
On Mon, Jul 13, 2015 at 02:10:53PM +0300, Alexey Brodkin wrote:
> This reverts commit 5ef7bbb09f7b
> ("perf tools: Allow to specify custom linker command").
>
> LD is a pre-defined variable in GNU Make. I.e. it is always defined.
> Which means there's no point to check "LD ?= ..." because it
On Fri, Jul 10, 2015 at 09:17:39AM +0200, Sebastian Andrzej Siewior wrote:
> On 07/09/2015 11:46 PM, Pavel Machek wrote:
> > On Thu 2015-07-09 23:39:22, Pavel Machek wrote:
> >> Hi!
>
> Hi,
>
> >>
> >> sysfs should contain one value per file. This one has at least two,
> >> with nice english
From: Jiang Liu
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
Signed-off-by: Jiang Liu
Acked-by: Hans-Christian Egtvedt
Cc: Haavard Skinnemoen
Signed-off-by: Thomas Gleixner
---
arch/avr32/mach-at32ap/pio.c |2 +-
Use irq_set_handler_locked() as it avoids a redundant lookup of the
irq descriptor.
Search and replacement was done with coccinelle.
Signed-off-by: Thomas Gleixner
Cc: Jiang Liu
Cc: Julia Lawall
Cc: Haavard Skinnemoen
Cc: Hans-Christian Egtvedt
---
arch/avr32/mach-at32ap/extint.c |4
This clock provider uses the consumer API, so include clk.h
explicitly.
Cc: Manuel Lauss
Cc: Ralf Baechle
Cc: Linux-MIPS
Signed-off-by: Stephen Boyd
---
Please ack so this can go through the clk tree. We're removing
the include of clk.h in clk-provider.h so that the consumer
and provider
On Mon, Jul 13, 2015 at 07:09:06PM +0200, Pali Rohár wrote:
> Hello, here is my objdump of 4.2-rc2 version:
>
> 0064 :
> 64: e3003182movwr3, #386; 0x182
> 68: e19030b3ldrhr3, [r0, r3]
> 6c: e3130004tst r3, #4
>
This patch makes optimistic check for swapin readahead
to increase thp collapse rate. Before getting swapped
out pages to memory, checks them and allows up to a
certain number. It also prints out using tracepoints
amount of unmapped ptes.
Signed-off-by: Ebru Akagunduz
---
Changes in v2:
-
This patch series makes swapin readahead up to a
certain number to gain more thp performance and adds
tracepoint for khugepaged_scan_pmd, collapse_huge_page,
__collapse_huge_page_isolate.
This patch series was written to deal with programs
that access most, but not all, of their memory after
they
This patch makes swapin readahead to improve thp collapse rate.
When khugepaged scanned pages, there can be a few of the pages
in swap area.
With the patch THP can collapse 4kB pages into a THP when
there are up to max_ptes_swap swap ptes in a 2MB range.
The patch was tested with a test program
On Fri, Jul 10, 2015 at 08:41:28AM -0500, Eric W. Biederman wrote:
> Hidehiro Kawai writes:
>
> > You can call panic notifiers and kmsg dumpers before kdump by
> > specifying "crash_kexec_post_notifiers" as a boot parameter.
> > However, it doesn't make sense if kdump is not available. In that
Using static tracepoints, data of functions is recorded.
It is good to automatize debugging without doing a lot
of changes in the source code.
This patch adds tracepoint for khugepaged_scan_pmd,
collapse_huge_page and __collapse_huge_page_isolate.
Signed-off-by: Ebru Akagunduz
Acked-by: Kirill
add_interrupt_randomness() can cause significant cpu overhead on
interrupt-heavy workloads. We try to limit that overhead by bailing out
quickly once we have sampled a few bits of entropy this second. If
there is enough entropy around it doesn't hurt to waste the excess.
However, we also waste
tree: git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2 for-next
head: 6afe4c76af372a6b453f33888e664beddc4647b4
commit: 6afe4c76af372a6b453f33888e664beddc4647b4 [2/2] GFS2: Use resizable hash
table for glocks
reproduce:
# apt-get install sparse
git checkout
On Mon, Jul 13, 2015 at 06:50:29PM +0100, Will Deacon wrote:
> On Mon, Jul 13, 2015 at 04:54:47PM +0100, Peter Zijlstra wrote:
> > However I think we should look at the insides of the critical sections;
> > for example (from Documentation/memory-barriers.txt):
> >
> > " *A = a;
> >
On 07/09/2015 04:42 PM, Julien Grall wrote:
-
struct remap_data {
xen_pfn_t *fgmfn; /* foreign domain's gmfn */
+ xen_pfn_t *efgmfn; /* pointer to the end of the fgmfn array */
It might be better to keep size of fgmfn array instead.
+static int unmap_gfn(struct page *page,
diff --git a/Makefile b/Makefile
index 2b96ffc..34dca2e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 13
SUBLEVEL = 11
-EXTRAVERSION = -ckt22
+EXTRAVERSION = -ckt23
NAME = King of Alienated Frog Porn
# *DOCUMENTATION*
diff --git a/arch/arm/boot/dts/imx27.dtsi
I have uploaded a new patch as per comments
Since some drivers failed to suspend, and is/are not registered to
wakeup sources fwk, we cannot keep trying suspend based on wakeup
event count. It looks valid to me to wait before queuing another
suspend request tightly
Please let me know if this is
This is a patch to the libcfs/module.c file fixing whitespace warnings
found by checkpatch.pl.
Signed-off-by: Lukasz Janyst
---
drivers/staging/lustre/lustre/libcfs/module.c | 12 ++--
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git
docproc.c was moved in 2011 from scripts/basic to scripts
-> updated the references accordingly
Signed-off-by: Peter Huewe
---
Documentation/kernel-doc-nano-HOWTO.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/kernel-doc-nano-HOWTO.txt
With cpu_isolated mode, the task is in principle guaranteed not to be
interrupted by the kernel, but only if it behaves. In particular, if it
enters the kernel via system call, page fault, or any of a number of other
synchronous traps, it may be unexpectedly exposed to long latencies.
Add a
K2L EVM uses NAND with 4K page size. This patch add support for
ECC layout requires to enable Micron MT29F16G08ADBCAH4 NAND available
on this EVM.
Signed-off-by: Murali Karicheri
Signed-off-by: Hao Zhang
---
- Resend after subscribing to linux-mtd mailing list. I assume
no one has seen this
Signed-off-by: Fengguang Wu
---
glock.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 813de00..1b0dff4 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -76,7 +76,7 @@ static DEFINE_SPINLOCK(lru_lock);
#define
Hi Srinivas,
> Srinivas Kandagatla hat am 13. Juli 2015 um
> 21:35 geschrieben:
>
> On 13/07/15 19:54, Stefan Wahren wrote:
> > Hi Srinivas,
> >
> >> [...]
> >>
> >> Providers APIs:
> >> nvmem_register/unregister();
> >
> > How do i get the cell info from the devicetree into the nvmem_config?
>
On Mon, Jul 13, 2015 at 03:41:53PM -0400, Peter Hurley wrote:
> On 07/13/2015 02:23 PM, Paul E. McKenney wrote:
> > On Mon, Jul 13, 2015 at 05:54:47PM +0200, Peter Zijlstra wrote:
> >> On Mon, Jul 13, 2015 at 03:21:10PM +0100, Will Deacon wrote:
> >>> On Mon, Jul 13, 2015 at 03:09:15PM +0100, Will
On 07/09/2015 08:56 PM, Jonathan Corbet wrote:
> On Fri, 26 Jun 2015 12:08:57 -0300
> Danilo Cesar Lemes de Paula wrote:
>
>> To ease the navigation in the documentation we should use inside
>> those tags so readers can easily jump between methods directly.
>>
>> This was discussed in 2014[1]
On Wed, Jun 17, 2015 at 3:42 PM, Tomeu Vizoso
wrote:
> If the gpio DT node has the gpio-ranges property, the range will be
> added by the gpio core and doesn't need to be added by the pinctrl
> driver.
>
> By having the gpio-ranges property, we have an explicit dependency from
> the gpio node to
On Mon, Jul 13, 2015 at 08:15:30PM +0200, Igor Mammedov wrote:
> while on x86 target vmalloc.h is included indirectly through
> other heaedrs, it's not included on SPARC.
> Fix issue by including vmalloc.h directly from vhost.c
> like it's done in vhost/net.c
>
> Signed-off-by: Igor Mammedov
From: Jiang Liu
This is a preparatory patch for moving irq_data struct members.
Signed-off-by: Jiang Liu
Cc: Matt Turner
Signed-off-by: Thomas Gleixner
---
arch/alpha/kernel/irq.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: tip/arch/alpha/kernel/irq.c
I am announcing the release of the Linux 3.13.11-ckt23 kernel.
The updated 3.13.y-ckt tree can be found at:
git://kernel.ubuntu.com/ubuntu/linux.git linux-3.13.y
and can be browsed at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.13.y
The diff from v3.13.11-ckt22 is posted
On 2015-07-10 13:25, Russell King - ARM Linux wrote:
> On Sat, Jun 06, 2015 at 01:48:00PM +0100, Russell King - ARM Linux wrote:
>> On Sat, Jun 06, 2015 at 02:31:28PM +0200, Stefan Agner wrote:
>> > @@ -1231,7 +1272,7 @@ static void __init devicemaps_init(const struct
>> > machine_desc *mdesc)
>>
While the current fallback to 1-second tick is still helpful for
maintaining completely correct kernel semantics, processes using
prctl(PR_SET_CPU_ISOLATED) semantics place a higher priority on running
completely tickless, so don't bound the time_delta for such processes.
In addition, due to the
On Mon, Jul 13, 2015 at 2:36 PM, Andy Lutomirski wrote:
> On Mon, Jul 13, 2015 at 9:45 AM, Brian Gerst wrote:
>> On Sat, Jul 11, 2015 at 12:37 PM, Andy Lutomirski
>> wrote:
>>> On Fri, Jul 10, 2015 at 10:09 PM, Brian Gerst wrote:
Move the userspace accesses down into the common function
The existing nohz_full mode makes tradeoffs to minimize userspace
interruptions while still attempting to avoid overheads in the
kernel entry/exit path, to provide 100% kernel semantics, etc.
However, some applications require a stronger commitment from the
kernel to avoid interruptions, in
Allow userspace to override the default SIGKILL delivered
when a cpu_isolated process in STRICT mode does a syscall
or otherwise synchronously enters the kernel.
In addition to being able to set the signal, we now also
pass whether or not the interruption was from a syscall in
the si_code field
On 3 July 2015 at 06:52, Rahul Jain wrote:
> From 0c34030166a150d6d9f1ab52e7bb40a5440a68c2 Mon Sep 17 00:00:00 2001
> From: Rahul Jain
> Date: Fri, 3 Jul 2015 10:19:12 +0530
> Subject: [PATCH] Logically DeadCode
You didn't use any prefix for the commit message, it's unclear
(Logically DeadCode
Em Fri, Jul 10, 2015 at 11:07:53AM +0800, Wangnan (F) escreveu:
> On 2015/7/9 23:58, Arnaldo Carvalho de Melo wrote:
> >Em Thu, Jul 09, 2015 at 12:35:05PM +, Wang Nan escreveu:
> >>This patch collects all programs in an object file into an array of
> >>'struct bpf_program' for further
There is no need to memset memory allocated with vzalloc.
Signed-off-by: Christophe JAILLET
---
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
This flag simplifies debugging of NO_HZ_FULL kernels when processes
are running in PR_CPU_ISOLATED_ENABLE mode. Such processes should
get no interrupts from the kernel, and if they do, when this boot
flag is specified a kernel stack dump on the console is generated.
It's possible to use ftrace
On Mon, Jul 13, 2015 at 01:17:51PM -0500, Ben Myers wrote:
> > For one thing, this patch does *not* check for i_nlink at all.
>
> I agree that no checking of i_nlink has the advantage of brevity.
> Anyone who is using dentry.d_fsdata with an open_by_handle workload (if
> there are any) will be
On Sat, 2015-07-11 at 16:36 -0400, Waiman Long wrote:
> /*
> + * Queued Spinlock Spin Thresholds
> + * ---
> + * Because of the cacheline contention effect of the ticket spinlock, the
> + * same spin threshold for queued spinlock will run a bit faster. So we set
> + *
This posting of the series is basically a "ping" since there were
no comments to the v3 version. I have rebased it to 4.2-rc1, added
support for arm64 syscall tracking for "strict" mode, and retested it;
are there any remaining concerns? Thomas, I haven't heard from you
whether my removal of the
From: Jacob Pan
Add support for Intel Denlow UP server platform.
Signed-off-by: Jacob Pan
---
drivers/thermal/intel_powerclamp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/thermal/intel_powerclamp.c
b/drivers/thermal/intel_powerclamp.c
index 725718e..d534357 100644
---
Em Thu, Jul 09, 2015 at 12:35:09PM +, Wang Nan escreveu:
> +static int
> +bpf_object__create_maps(struct bpf_object *obj)
> +{
> + unsigned int i;
> + size_t nr_maps;
> + int *pfd;
> +
> + nr_maps = obj->maps_buf_sz / sizeof(struct bpf_map_def);
> + if (!obj->maps_buf ||
On 07/13/2015 11:17 AM, Will Deacon wrote:
On Sat, Jul 11, 2015 at 09:25:23PM +0100, David Daney wrote:
From: David Daney
Most broadcast TLB invalidations are unnecessary. So when
invalidating for a given mm/vma target the only the needed CPUs via
and IPI.
For global TLB invalidations, also
Hello Jiang,
A kernel bug report was opened against Ubuntu [0]. It was found that
reverting the following commit resolves this bug:
commit cd68f6bd53cf89d1d5ed889b8af65e9c3574a079
Author: Jiang Liu
Date: Mon Oct 27 16:11:52 2014 +0800
x86, irq, acpi: Get rid of special handling of GSI
Hi,
On Mon, Jul 13, 2015 at 06:05:47PM +0200, Pali Rohár wrote:
> now I'm testing 4.2-rc2 release and rtc is working:
>
> [ 27.426055] omap_i2c 48072000.i2c: controller timed out
> [ 28.723358] twl_rtc 4807.i2c:twl@48:rtc: Power up reset detected.
> [ 30.127014] twl_rtc
> On July 13, 2015 at 8:27 PM Denys Vlasenko
> wrote:
> > So I think the original patch makes sense (and I already applied it),
> > we want known-simple and performance critical methods (such as atomic
> > ops) always inlined.
>
> I will send more such force-inlining patches your way then.
Ingo, would it make sense for you to apply just this patch? It should
be helpful for testing whatever we end up doing with the vm86 code.
Thanks,
Andy
On Thu, Jul 9, 2015 at 7:17 PM, Andy Lutomirski wrote:
> The entry_from_vm86 selftest was very weak. Improve it: test more
> types of kernel
On 07/13/2015 02:23 PM, Paul E. McKenney wrote:
> On Mon, Jul 13, 2015 at 05:54:47PM +0200, Peter Zijlstra wrote:
>> On Mon, Jul 13, 2015 at 03:21:10PM +0100, Will Deacon wrote:
>>> On Mon, Jul 13, 2015 at 03:09:15PM +0100, Will Deacon wrote:
On Mon, Jul 13, 2015 at 02:11:43PM +0100, Peter
On Fri, 2015-07-10 at 14:51 -0500, Felipe Balbi wrote:
> On Wed, Jul 08, 2015 at 08:40:08AM -0700, Kamal Mostafa wrote:
> > 3.13.11-ckt23 -stable review patch. If anyone has any objections, please
> > let me know.
> >
> > --
> >
> > From: Subbaraya Sundeep Bhatta
> >
> >
On 13/07/15 19:54, Stefan Wahren wrote:
Hi Srinivas,
[add Ezequiel Garcia to CC]
Srinivas Kandagatla hat am 10. Juli 2015 um
11:43 geschrieben:
Hi Greg,
This patchset adds a new simple NVMEM framework to kernel, and it is tested
with various drivers like "QCOM thermal sensors", "QCOM
From: Arnaldo Carvalho de Melo
At some point:
commit 2c86c7ca7606
Author: Namhyung Kim
Date: Mon Mar 17 18:18:54 2014 -0300
perf report: Merge al->filtered with hist_entry->filtered
We stopped dropping samples for things filtered via the --comms, --dsos,
--symbols, etc, i.e.
From: Arnaldo Carvalho de Melo
When setting yup the symbols library we setup several filter lists,
for dsos, comms, symbols, etc, and there is code that, if there are
filters, do certain operations, like recalculate the number of non
filtered histogram entries in the top/report TUI.
But they
Hi Ingo,
Please consider pulling,
- Arnaldo
The following changes since commit a833581e372a4adae2319d8dc379493edbc444e9:
x86, perf: Fix static_key bug in load_mm_cr4() (2015-07-10 10:24:38 +0200)
are available in the git repository at:
Hi Roger,
On Wed, Jul 8, 2015 at 3:19 AM, Roger Quadros wrote:
> Usage model:
> ---
>
> - The OTG controller device is assumed to be the parent of
> the host and gadget controller. It must call usb_otg_register()
> before populating the host and gadget devices so that the OTG
> core is
On 13/07/15 20:06, Stefan Wahren wrote:
-#include
>#include
>#include
>#include
>#include
>-#include
please avoid such changes in your patch series. This should be fixed in the
first patch.
Sure, I know why this happened, the headers were re-ordered in this
patch.. I will take care of
Hi Srinivas,
> Srinivas Kandagatla hat am 10. Juli 2015 um
> 11:44 geschrieben:
>
>
> [...]
> ---
> drivers/nvmem/core.c | 424 -
> include/linux/nvmem-consumer.h | 76
> 2 files changed, 498 insertions(+), 2 deletions(-)
> create mode 100644
Stephen Warren writes:
> On 07/07/2015 03:13 PM, Eric Anholt wrote:
>> This interrupt controller is the new root interrupt controller with
>> the timer, PMU events, and IPIs, and the bcm2835's interrupt
>> controller is chained off of it to handle the peripherals.
>>
>> SMP IPI support was
> Hi,
>
> (CC-ing Adrian)
>
> On Wed, Jul 08, 2015 at 04:44:55AM -0400, kan.li...@intel.com wrote:
> > From: Kan Liang
> >
> > When multiple events are sampled it may not be needed to collect fine
> > grained time stamps on all events. The sample sites are usually nearby.
> > It's enough to
On Sat, Jul 11, 2015 at 7:48 AM, Vladimir Davydov
wrote:
> Knowing the portion of memory that is not used by a certain application
> or memory cgroup (idle memory) can be useful for partitioning the system
> efficiently, e.g. by setting memory cgroup limits appropriately.
> Currently, the only
On Mon, 2015-07-13 at 17:47 +0800, Feng Wu wrote:
> This patch adds the registration/unregistration of an
> irq_bypass_producer for MSI/MSIx on vfio pci devices.
>
> Signed-off-by: Feng Wu
> ---
> drivers/vfio/pci/vfio_pci_intrs.c | 19 +++
>
Hi,
On Mon, Jul 13, 2015 at 05:50:49PM +, John Youn wrote:
> On 7/11/2015 12:29 PM, Felipe Balbi wrote:
> > Hi,
> >
> > On Sat, Jul 11, 2015 at 05:17:32PM +, Subbaraya Sundeep Bhatta wrote:
> >> Hi Felipe,
> >>
> >> Just an update on this.
> >>
> >> I'm trying to get
Hi Srinivas,
[add Ezequiel Garcia to CC]
> Srinivas Kandagatla hat am 10. Juli 2015 um
> 11:43 geschrieben:
>
>
> Hi Greg,
>
> This patchset adds a new simple NVMEM framework to kernel, and it is tested
> with various drivers like "QCOM thermal sensors", "QCOM cpr driver",
> "begal bone cape
Hi Christophe,
On 13.07.2015 11:32, Christophe JAILLET wrote:
Commit 0e0da48dee8d ("parisc: mm: don't count preallocated pmds")
introduced a memory leak.
After this commit, the 'return' statement in pmd_free is executed in all
cases. Even for pmd that are not attached to the pgd.
So
> -Original Message-
> From: Jiri Olsa [mailto:jo...@redhat.com]
> Sent: Sunday, July 12, 2015 9:22 AM
> To: Liang, Kan
> Cc: a...@kernel.org; jo...@kernel.org; namhy...@kernel.org;
> a...@linux.intel.com; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH RFC V2 3/5] perf,tool: partial
On Wednesday 08 July 2015 05:56 PM, Vaibhav Hiremath wrote:
This patch-series adds support for Device tree to 88PM800 mfd driver.
It also sets default configuration of irq clear method if board file
doesn't exist.
Testing::
- Boot tested on PXA1928 based platform.
- probe of mfd, rtc and
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