Re: [PATCH v2 1/3] usb: gadget: f_fs: virtual address mapping

2014-07-27 Thread Robert Baldyga
On 07/25/2014 04:18 PM, Michal Nazarewicz wrote: > On Fri, Jul 25 2014, Robert Baldyga wrote: >> This patch adds virtual endpoint address mapping to functionfs. >> >> So far endpoint addresses given by user through endpoint descriptors >> were ignored, and replaced by physical endpoint addresses.

Re: Bug 24912 - I think this one fell through the cracks a bit

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 8:11 PM, Steven Stewart-Gallus wrote: > Hello, > > I think that bug 2491 at > https://bugzilla.kernel.org/show_bug.cgi?id=24912 sort of fell through > the cracks and I'm not sure as many people are aware of it as there > could be. This bug is that one can't mount bind

Re: [PATCH ] ARM: pxa: fix section mismatch warning for pxa_timer_nodt_init

2014-07-27 Thread Daniel Lezcano
On 07/26/2014 08:50 PM, Arnd Bergmann wrote: commit a38b1f60b5245a3 ("ARM: pxa: Add non device-tree timer link to clocksource") introduced a harmless section mismatch warning for all pxa platforms, by introducing a new pxa_timer_init() function that is not marked __init but that calls

Re: [PATCH v2 3/5] ARM: add IPI tracepoints

2014-07-27 Thread Daniel Lezcano
On 07/25/2014 10:05 PM, Nicolas Pitre wrote: The strings used to list IPIs in /proc/interrupts are reused for tracing purposes. While at it, prevent a negative ipinr from escaping the range check in handle_IPI(). Signed-off-by: Nicolas Pitre Acked-by: Steven Rostedt Acked-by: Daniel

[PATCH v2 2/4] Staging: lustre: linux-module: remove unnecessary spaces

2014-07-27 Thread Jessica Yu
Remove extraneous space after open paren and before close paren. Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

[PATCH v2 3/4] Staging: lustre: linux-module: remove extraneous parens

2014-07-27 Thread Jessica Yu
Remove unnecessary parens from return statements, return is not a function Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

[PATCH v2 4/4] Staging: lustre: linux-module: add const modifier to file_operations

2014-07-27 Thread Jessica Yu
Add the const modifier to the file_operations struct, since it is normally const. Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

[PATCH v2 1/4] Staging: lustre: linux-module: fix pointer style issue

2014-07-27 Thread Jessica Yu
Fix pointer code style (foo * bar -> foo *bar) Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

[PATCH v2 0/4] Staging: lustre: linux-module: fix style issues

2014-07-27 Thread Jessica Yu
I revisited my original patch and realized that it should be split into separate parts. Jessica Yu (4): Staging: lustre: linux-module: fix pointer style issue Staging: lustre: linux-module: remove unnecessary spaces Staging: lustre: linux-module: remove extraneous parens Staging: lustre:

[PATCH ftrace/core v4 4/4] kprobes: Set IPMODIFY flag only if the probe can change regs->ip

2014-07-27 Thread Masami Hiramatsu
Set FTRACE_OPS_FL_IPMODIFY flag only for the probes which can change regs->ip, which has kprobe->break_handler. Currently we can not put jprobe and another ftrace handler which changes regs->ip on the same function because all kprobes have FTRACE_OPS_FL_IPMODIFY flag. This removes

[PATCH ftrace/core v4 3/4] kprobes: Add IPMODIFY flag to kprobe_ftrace_ops

2014-07-27 Thread Masami Hiramatsu
Add FTRACE_OPS_FL_IPMODIFY flag to kprobe_ftrace_ops since kprobes can changes regs->ip. Signed-off-by: Masami Hiramatsu --- kernel/kprobes.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 3214289..e52d86f 100644 ---

[PATCH ftrace/core v4 1/4] kprobes/ftrace: Recover original IP if pre_handler doesn't change it

2014-07-27 Thread Masami Hiramatsu
Recover original IP register if the pre_handler doesn't change it. Since current kprobes doesn't expect that another ftrace handler may change regs->ip, it sets kprobe.addr + MCOUNT_INSN_SIZE to regs->ip and returns to ftrace. This seems wrong behavior since kprobes can recover regs->ip and safely

[PATCH ftrace/core v4 0/4] ftrace, kprobes: Introduce IPMODIFY flag for ftrace_ops to detect conflicts

2014-07-27 Thread Masami Hiramatsu
Hi, Here is the 4th version of the series of patches which introduces IPMODIFY flag for ftrace_ops to detect conflicts of ftrace users who can modify regs->ip in their handler. This version is basically an update of previous version, and I've splitted a patch which adding IPMODIFY to kprobes from

[PATCH ftrace/core v4 2/4] ftrace, kprobes: Support IPMODIFY flag to find IP modify conflict

2014-07-27 Thread Masami Hiramatsu
Introduce FTRACE_OPS_FL_IPMODIFY to avoid conflict among ftrace users who may modify regs->ip to change the execution path. If two or more users modify the regs->ip on the same function entry, one of them will be broken. So they must add IPMODIFY flag and make sure that ftrace_set_filter_ip()

[PATCH -tip/master 4/7] locking/mutex: Refactor optimistic spinning code

2014-07-27 Thread Davidlohr Bueso
When we fail to acquire the mutex in the fastpath, we end up calling __mutex_lock_common(). A lot goes on in this function. Move out the optimistic spinning code into mutex_optimistic_spin() and simplify the former a bit. Furthermore, this is similar to what we have in rwsems. No logical changes.

[PATCH -tip/master 5/7] locking/mutex: Use MUTEX_SPIN_ON_OWNER when appropriate

2014-07-27 Thread Davidlohr Bueso
4badad35 (locking/mutex: Disable optimistic spinning on some architectures) added a ARCH_SUPPORTS_ATOMIC_RMW flag to disable the mutex optimistic feature on specific archs. Because CONFIG_MUTEX_SPIN_ON_OWNER only depended on DEBUG and SMP, it was ok to have the ->owner field conditional a bit

[PATCH -tip/master 1/7] locking/mutex: Unify arguments in lock/unlock slowpaths

2014-07-27 Thread Davidlohr Bueso
Just how the locking-end behaves, when unlocking, go ahead and obtain the proper data structure immediately after the previous (asm-end) call exits and there are (probably) pending waiters. This simplifies a bit some of the layering. Signed-off-by: Davidlohr Bueso --- kernel/locking/mutex.c | 7

[PATCH -tip/master 2/7] locking/mutex: Document quick lock release when unlocking

2014-07-27 Thread Davidlohr Bueso
When unlocking, we always want to reach the slowpath with the lock's counter indicating it is unlocked. -- as returned by the asm fastpath call or by explicitly setting it. While doing so, at least in theory, we can optimize and allow faster lock stealing. This is not immediately obvious and

[PATCH -tip/master 7/7] Documentation: Update locking/mutex-design.txt disadvantages

2014-07-27 Thread Davidlohr Bueso
Fortunately Jason was able to reduce some of the overhead we had introduced in the original rwsem optimistic spinning - an it is now the same size as mutexes. Update the documentation accordingly. Signed-off-by: Davidlohr Bueso --- Documentation/locking/mutex-design.txt | 6 +++--- 1 file

[PATCH -tip/master 3/7] locking/mcs: Remove obsolete comment

2014-07-27 Thread Davidlohr Bueso
... as we clearly inline mcs_spin_lock() now. Signed-off-by: Davidlohr Bueso --- kernel/locking/mcs_spinlock.h | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/locking/mcs_spinlock.h b/kernel/locking/mcs_spinlock.h index 23e89c5..4d60986 100644 --- a/kernel/locking/mcs_spinlock.h

RE: [PATCH] staging: android: Fixed missing blank line

2014-07-27 Thread Sharma, Sanjeev
Hello Greg, I didn't received automated email. Regards Sanjeev Sharma -Original Message- From: Greg KH [mailto:gre...@linuxfoundation.org] Sent: Wednesday, July 23, 2014 8:55 PM To: Sharma, Sanjeev Cc: de...@driverdev.osuosl.org; swetl...@google.com; way...@gmail.com;

linux-next: build failure after merge of the mmc-uh tree

2014-07-27 Thread Stephen Rothwell
Hi Ulf, After merging the mmc-uh tree, today's linux-next build (arm multi_v7_defconfig) failed like this: drivers/mmc/host/dw_mmc.c: In function 'dw_mci_reset': drivers/mmc/host/dw_mmc.c:2262:3: error: implicit declaration of function 'dw_mci_idmac_reset'

REVERT request for patch "ARC: [arcfpga] stdout-path now suffices for earlycon/console" added to tty tree

2014-07-27 Thread Vineet Gupta
Hi Greg, On Friday 11 July 2014 04:11 AM, gre...@linuxfoundation.org wrote: > > This is a note to let you know that I've just added the patch titled > > ARC: [arcfpga] stdout-path now suffices for earlycon/console > > to my tty git tree which can be found at >

Re: [LKP] [drm] WARNING: CPU: 2 PID: 430 at drivers/gpu/drm/drm_crtc.c:1391 drm_universal_plane_init+0x241/0x260 [drm]()

2014-07-27 Thread Nick Krause
On Mon, Jul 28, 2014 at 12:11 AM, Aaron Lu wrote: > On 07/28/2014 11:16 AM, Nick Krause wrote: >> On Sun, Jul 27, 2014 at 10:02 PM, Aaron Lu wrote: >>> FYI, we noticed the below changes on >>> >>> git://people.freedesktop.org/~robclark/linux cold-fusion-v3.16-rc5 >>> commit

Re: ARC fails to boot on linux-next of 20140711

2014-07-27 Thread Vineet Gupta
On Saturday 26 July 2014 10:21 PM, Grant Likely wrote: > On Sat, 26 Jul 2014 06:52:36 +, Vineet Gupta > wrote: >> Hi Rob, >> >> On Friday 25 July 2014 07:45 PM, Rob Herring wrote: >>> On Fri, Jul 25, 2014 at 6:02 AM, Vineet Gupta >>> wrote: > Hi Grant, > > linux-next has a

Re: [PATCH v4] x86,cpu-hotplug: assign same CPU number to readded CPU

2014-07-27 Thread Yasuaki Ishimatsu
Ping. (2014/07/23 12:22), Yasuaki Ishimatsu wrote: llc_shared_map is not cleared even if CPU is offline or hot removed. So when hot-plugging CPU and assigning new CPU number to hot-added CPU, the mask has wrong value. The mask is used by CSF schduler to create sched_domain. So it breaks CFS

Re: [PATCH RFC] sched: deferred set priority (dprio)

2014-07-27 Thread Sergey Oboguev
On Sun, Jul 27, 2014 at 6:19 PM, Andi Kleen wrote: >> [This is a repost of the message from few day ago, with patch file >> inline instead of being pointed by the URL.] > > Have you checked out the preemption control that was posted some time > ago? It did essentially the same thing, but somewhat

RE: [PATCH RFC] mfd: syscon: Decouple syscon interface from syscon devices

2014-07-27 Thread Pankaj Dubey
Hi Arnd, On Wednesday, June 18, 2014 Arnd wrote: > To: Tomasz Figa > Cc: linux-arm-ker...@lists.infradead.org; mark.br...@linaro.org; Tomasz Figa; > linux-samsung-...@vger.kernel.org; Kukjin Kim; Russell King - ARM Linux; Samuel > Ortiz; Pankaj Dubey; linux-kernel@vger.kernel.org;

Re: [LKP] [drm] WARNING: CPU: 2 PID: 430 at drivers/gpu/drm/drm_crtc.c:1391 drm_universal_plane_init+0x241/0x260 [drm]()

2014-07-27 Thread Aaron Lu
On 07/28/2014 11:16 AM, Nick Krause wrote: > On Sun, Jul 27, 2014 at 10:02 PM, Aaron Lu wrote: >> FYI, we noticed the below changes on >> >> git://people.freedesktop.org/~robclark/linux cold-fusion-v3.16-rc5 >> commit 08172e9d2385ca9bd545a8229ac749f589146a31 ("drm: convert plane to >>

Re: [PATCH v2 2/2] pwm: add this patch to support the new pwm of Rockchip SoCs

2014-07-27 Thread Doug Anderson
Caesar, On Sun, Jul 27, 2014 at 7:00 AM, caesar wrote: > /*I think will be show the faill log:-> > > * rockchip-pwm ff9301a0.pwm: can't request region for resource [mem > 0xff9301a0-0xff93019f] > */ > > pc->base = devm_ioremap_resource(dev, regs); Did you actually code this up and try it and

Help with Brtfs Bugs

2014-07-27 Thread Nick Krause
Hey Josef, Seems there are a lot of brtfs bugs open on the kernel Bugzilla. I am new to the brtfs side of development so please let me known if you want help cleaning up some of the bugs here that are actually valid and still open. Cheers Nick -- To unsubscribe from this list: send the line

[PATCH] cpuidle: ladder governor - use macro instead of hardcoded value

2014-07-27 Thread Mohammad Merajul Islam Molla
use CPUIDLE_DRIVER_STATE_START, instead of hardcoded value 0. As, CPUIDLE_DRIVER_STATE_START can be 1/0 based on CONFIG_ARCH_HAS_CPU_RELAX is defined or not. Signed-off-by: Mohammad Merajul Islam Molla --- drivers/cpuidle/governors/ladder.c | 4 ++-- 1 file changed, 2 insertions(+), 2

linux-next: build failure after merge of the modules tree

2014-07-27 Thread Stephen Rothwell
Hi Rusty, After merging the modules tree, today's linux-next build (powerpc ppc64_defconfig) failed like this: In file included from include/linux/thread_info.h:11:0, from arch/powerpc/include/asm/ptrace.h:151, from arch/powerpc/include/asm/processor.h:44,

[PATCH v2] PCI: tegra: add missing cleanup in error path and teardown_irq

2014-07-27 Thread Jisheng Zhang
We should call tegra_msi_free() to free the msi bit if irq_create_mapping() fails. And we need to dispose the irq mapping during irq teardown. Signed-off-by: Jisheng Zhang --- drivers/pci/host/pci-tegra.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git

[git pull] Please pull powerpc.git merge branch

2014-07-27 Thread Benjamin Herrenschmidt
Hi Linus ! Here are 3 more small powerpc fixes that should still go into .16. One is a recent regression (MMCR2 business), the other is a trivial endian fix without which FW updates won't work on LE in IBM machines, and the 3rd one turns a BUG_ON into a WARN_ON which is definitely a LOT more

Re: [PATCH 9/9] block: loop: support to submit I/O via kernel aio based

2014-07-27 Thread Ming Lei
Hi David, Thanks for your interest in the patch. On Sun, Jul 27, 2014 at 10:20 PM, David Horner wrote: > You mention > 100 % improvement. > > Can you help me to run some (micro) benchmarks that I could contribute to > V1? Sure, no problem, generally I just run tests over the loop block device

[PATCH] sched/fair: Fix 'make xmldocs' warning caused by missing description

2014-07-27 Thread Masanari Iida
This patch fix following warning caused by missing description "overload" in kernel/sched/fair.c Warning(.//kernel/sched/fair.c:5906): No description found for parameter 'overload' Signed-off-by: Masanari Iida --- kernel/sched/fair.c | 1 + 1 file changed, 1 insertion(+) diff --git

Re: [PATCH 0/2 v4] sched: Rewrite per entity runnable load average tracking

2014-07-27 Thread Yuyang Du
Thanks a lot, Mike. Ben asked for this test, but actually I don't know how to get pipe-test, still not even after google it. On Sun, Jul 20, 2014 at 07:46:23AM +0200, Mike Galbraith wrote: > On Fri, 2014-07-18 at 07:26 +0800, Yuyang Du wrote: > > Thanks to Morten, Ben, and Fengguang. > > > >

Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

2014-07-27 Thread Andi Kleen
> I don't think this method works for interrupt threshold > 1 case. When > collision > happens, the hardware only create one PEBS record. The status in next record > has > nothing to do with the collision record. > Not even for the threshold == 1 case, because the same could happen with a

Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

2014-07-27 Thread Andi Kleen
> how about following patch Looks good to me. This will also solve the existing problem that perf record -e cycles:u ... gives kernel samples too. -Andi > diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c > b/arch/x86/kernel/cpu/perf_event_intel_ds.c > index 33b4c0e..ea76507 100644 >

Re: Multi Core Support for compression in compression.c

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 10:56 PM, Austin S Hemmelgarn wrote: > On 07/27/2014 04:47 PM, Nick Krause wrote: >> This may be a bad idea , but compression in brtfs seems to be only >> using one core to compress. >> Depending on the CPU used and the amount of cores in the CPU we can >> make this much

Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

2014-07-27 Thread Yan, Zheng
On 07/26/2014 12:40 AM, Andi Kleen wrote: >> Suppose two pebs events, one has exclude_kernel set. It overflows, >> before entering the kernel, the other event generates PEBS records from >> inside the kernel with both events marked in the overflow field. >> >> And only once we leave the kernel can

Re: [LKP] [drm] WARNING: CPU: 2 PID: 430 at drivers/gpu/drm/drm_crtc.c:1391 drm_universal_plane_init+0x241/0x260 [drm]()

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 10:02 PM, Aaron Lu wrote: > FYI, we noticed the below changes on > > git://people.freedesktop.org/~robclark/linux cold-fusion-v3.16-rc5 > commit 08172e9d2385ca9bd545a8229ac749f589146a31 ("drm: convert plane to > properties/state") > >

Re: [PATCH 1/1] drivers: staging: cxt1e1: linux.c - missing __user annotation

2014-07-27 Thread Greg KH
On Mon, Jul 28, 2014 at 08:38:29AM +0530, Anil Belur wrote: > From: Anil Belur > > - Some of the functions internally call copy_{to,from}_user() but does > not use '__user'. this patch fixes missing __user annotations. > - this patch fixes the following sparse errors: >

RE: [PATCH v7 3/4] ARM: EXYNOS: Add platform driver support for Exynos PMU

2014-07-27 Thread Pankaj Dubey
Hi Tomasz, On Friday, July 25, 2014 Tomasz Figa wrote: > To: Pankaj Dubey; 'Kukjin Kim'; linux-arm-ker...@lists.infradead.org; linux- > samsung-...@vger.kernel.org; linux-kernel@vger.kernel.org > Cc: li...@arm.linux.org.uk; t.f...@samsung.com; vikas.saj...@samsung.com; > jo...@samsung.com;

[PATCH 1/1] drivers: staging: cxt1e1: linux.c - missing __user annotation

2014-07-27 Thread Anil Belur
From: Anil Belur - Some of the functions internally call copy_{to,from}_user() but does not use '__user'. this patch fixes missing __user annotations. - this patch fixes the following sparse errors: drivers/staging/cxt1e1/linux.c:488:33: warning: incorrect type in argument 2 (different

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Re: [PATCH 0/2 v4] sched: Rewrite per entity runnable load average tracking

2014-07-27 Thread Yuyang Du
Hi Morten, On Fri, Jul 18, 2014 at 04:39:31PM +0100, Morten Rasmussen wrote: > 1. runnable_avg_period is removed > > load_avg_contrib used to be runnable_avg_sum/runnable_avg_period scaled > by the task load weight (priority). The runnable_avg_period is replaced > by a constant in this patch

Re: Multi Core Support for compression in compression.c

2014-07-27 Thread Austin S Hemmelgarn
On 07/27/2014 04:47 PM, Nick Krause wrote: > This may be a bad idea , but compression in brtfs seems to be only > using one core to compress. > Depending on the CPU used and the amount of cores in the CPU we can > make this much faster > with multiple cores. This seems bad by my reading at least I

Re: [PATCH v5 3/6] thermal: Added Bang-bang thermal governor

2014-07-27 Thread Zhang Rui
On Sat, 2014-07-26 at 16:14 +0200, Peter Feuerer wrote: > Hi Rui, > > Peter Feuerer writes: > > > The bang-bang thermal governor uses a hysteresis to switch abruptly on > > or off a cooling device. It is intended to control fans, which can > > not be throttled but just switched on or off. > >

Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer

2014-07-27 Thread Yan, Zheng
On 07/25/2014 10:06 PM, Peter Zijlstra wrote: > On Fri, Jul 25, 2014 at 04:34:44PM +0800, Yan, Zheng wrote: >> On 07/25/2014 04:10 PM, Peter Zijlstra wrote: >>> On Tue, Jul 22, 2014 at 04:09:59PM +0800, Yan, Zheng wrote: One corner case needs to mention is that the PEBS hardware doesn't

linux-next: build failure after merge of the slave-dma tree

2014-07-27 Thread Stephen Rothwell
Hi Vinod, After merging the slave-dma tree, today's linux-next build (x86_64 allmodconfig) failed like this: drivers/dma/sun6i-dma.c: In function 'sun6i_dma_dump_chan_regs': drivers/dma/sun6i-dma.c:203:2: error: implicit declaration of function '__virt_to_phys'

Re: [PATCH 1/5] ARM: imx: Remove references to platform_bus in mxc code

2014-07-27 Thread Shawn Guo
On Fri, Jul 25, 2014 at 03:23:49PM +0100, Pawel Moll wrote: > The bus devices created to be parents for other peripherals > were using platform_bus as a parent, not being platform > devices themselves. Remove the references, making them > virtual devices instead. > > Cc: Shawn Guo > Cc: Sascha

Re: [PATCH 2/2 v4] sched: Rewrite per entity runnable load average tracking

2014-07-27 Thread Yuyang Du
Hi Vincent, On Fri, Jul 18, 2014 at 11:43:00AM +0200, Vincent Guittot wrote: > > @@ -2291,23 +2299,24 @@ static __always_inline int > > __update_entity_runnable_avg(u64 now, > > delta >>= 10; > > if (!delta) > > return 0; > > - sa->last_runnable_update =

[PATCH] staging: vt6655: coding style: Fixed commenting style

2014-07-27 Thread Rahul Garg
fix coding style: use C89 comments, not C99 Signed-off-by: Rahul Garg --- drivers/staging/vt6655/tcrc.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/vt6655/tcrc.c b/drivers/staging/vt6655/tcrc.c index ed6868a..ddc5efd 100644 ---

Re: [PATCH 28/52] perf script: Allow callchains if any event samples them

2014-07-27 Thread Namhyung Kim
Hi Arnaldo, On Fri, 25 Jul 2014 10:27:05 -0300, Arnaldo Carvalho de Melo wrote: > Em Tue, Jul 22, 2014 at 04:17:37PM +0300, Adrian Hunter escreveu: >> perf script was not displaying callchains if any selected >> event did not have PERF_SAMPLE_CALLCHAIN. Change this to >> disable callchains only

Re: [PATCH RFC] sched: deferred set priority (dprio)

2014-07-27 Thread Andi Kleen
Sergey Oboguev writes: > [This is a repost of the message from few day ago, with patch file > inline instead of being pointed by the URL.] Have you checked out the preemption control that was posted some time ago? It did essentially the same thing, but somewhat simpler than your patch.

Re: [PATCH 1/2] perf tools: Ensure --symfs ends with '/'

2014-07-27 Thread Namhyung Kim
Hi Arnaldo, On Fri, 25 Jul 2014 10:15:21 -0300, Arnaldo Carvalho de Melo wrote: > Em Fri, Jul 25, 2014 at 10:31:47AM +0900, Namhyung Kim escreveu: >> Minchan reported that perf failed to load vmlinux if --symfs argument >> doesn't end with '/' character. So make sure that the symfs always >>

Re: [PATCH 4/7] perf report: Honor column width setting

2014-07-27 Thread Namhyung Kim
On Fri, 25 Jul 2014 13:13:02 +0200, Jiri Olsa wrote: > On Fri, Jul 25, 2014 at 10:18:55AM +0900, Namhyung Kim wrote: >> Set column width and do not change it if user gives -w/--column-widths >> option. It'll truncate longer symbols than the width if exists. >> >> Signed-off-by: Namhyung Kim >>

RE: [PATCH 0/3] ARM: EXYNOS: Fix Exynos5410 boot

2014-07-27 Thread Kukjin Kim
Andreas Färber wrote: > > Am 27.07.2014 14:22, schrieb Andreas Färber: > > Hello, > > > > This mini-series unbreaks booting on 5410 based ODROID-XU. > > > > Since I do not have access to a TRM, the address is a guess based on > > 5250 and 5410. Such a node was not present in the 3.14 downstream

Re: [PATCH 6/7] perf tools: Add name field into perf_hpp_fmt

2014-07-27 Thread Namhyung Kim
Hi Jiri, On Fri, 25 Jul 2014 13:12:30 +0200, Jiri Olsa wrote: > On Fri, Jul 25, 2014 at 10:18:57AM +0900, Namhyung Kim wrote: > > SNIP > >> } >> >> -#define __HPP_WIDTH_FN(_type, _str) \ >> +#define __HPP_WIDTH_FN(_type)

Bug 24912 - I think this one fell through the cracks a bit

2014-07-27 Thread Steven Stewart-Gallus
Hello, I think that bug 2491 at https://bugzilla.kernel.org/show_bug.cgi?id=24912 sort of fell through the cracks and I'm not sure as many people are aware of it as there could be. This bug is that one can't mount bind mounts readonly but can only remount them readonly which is insufficient for

Re: [PATCH 2/2] perf tools: Default to python version 2

2014-07-27 Thread Namhyung Kim
Hi Thomas, On Fri, 25 Jul 2014 13:43:24 +0200, Thomas Ilsche wrote: > Hi Namhyung, > > apologies for mixing up your first name earlier. It's okay, nevermind. :) > On 2014-07-25 12:24, Namhyung Kim wrote: >> On Fri, 25 Jul 2014 11:28:55 +0200, Thomas Ilsche wrote: >>> ifndef NO_LIBPYTHON >>> -

Re: [PATCH 1/1] rcu: Use rcu_gp_kthread_wake() to wake up grace period kthreads

2014-07-27 Thread Mathieu Desnoyers
- Original Message - > From: "Pranith Kumar" > To: "Mathieu Desnoyers" > Cc: "Paul E. McKenney" , "Josh Triplett" > , "Steven Rostedt" > , "Lai Jiangshan" , "open > list:READ-COPY UPDATE..." > > Sent: Sunday, July 27, 2014 7:58:40 PM > Subject: Re: [PATCH 1/1] rcu: Use

Re: [PATCH 1/1] rcu: Use rcu_gp_kthread_wake() to wake up grace period kthreads

2014-07-27 Thread Pranith Kumar
On Sun, Jul 27, 2014 at 7:49 PM, Mathieu Desnoyers wrote: > - Original Message - >> From: "Pranith Kumar" >> To: "Paul E. McKenney" , "Josh Triplett" >> , "Steven Rostedt" >> , "Mathieu Desnoyers" , >> "Lai Jiangshan" , >> "open list:READ-COPY UPDATE..." >> Sent: Sunday, July 27, 2014

Re: [PATCH] sched: make update_sd_pick_busiest return true on a busier sd

2014-07-27 Thread Michael Neuling
On Fri, 2014-07-25 at 17:27 +0200, Peter Zijlstra wrote: > On Tue, Jul 22, 2014 at 02:45:59PM -0400, Rik van Riel wrote: > > Currently update_sd_pick_busiest only returns true when an sd > > is overloaded, or for SD_ASYM_PACKING when a domain is busier > > than average and a higher numbered domain

Re: General flags to turn things off (getrandom, pid lookup, etc)

2014-07-27 Thread Eric W. Biederman
Andy Lutomirski writes: > On Jul 27, 2014 5:06 PM, "Theodore Ts'o" wrote: >> >> On Fri, Jul 25, 2014 at 11:30:48AM -0700, Andy Lutomirski wrote: >> > >> > There is recent interest in having a way to turn generally-available >> > kernel features off. Maybe we should add a good one so we can

Re: of: Make OF_DYNAMIC user selectable

2014-07-27 Thread Måns Rullgård
Stephen Rothwell writes: > Hi Grant, > > I noticed the subject commit in the devicetree tree in linux-next today. > The commit message gives us no idea why we would want to make this > change. We already have lots of user selectable CONFIG_ options ... do > we really need this one as well? You

Re: [PATCH 1/1] rcu: Use rcu_gp_kthread_wake() to wake up grace period kthreads

2014-07-27 Thread Mathieu Desnoyers
- Original Message - > From: "Pranith Kumar" > To: "Paul E. McKenney" , "Josh Triplett" > , "Steven Rostedt" > , "Mathieu Desnoyers" , > "Lai Jiangshan" , > "open list:READ-COPY UPDATE..." > Sent: Sunday, July 27, 2014 7:37:29 PM > Subject: [PATCH 1/1] rcu: Use rcu_gp_kthread_wake() to

[PATCH 1/1] rcu: Use rcu_gp_kthread_wake() to wake up grace period kthreads

2014-07-27 Thread Pranith Kumar
The rcu_gp_kthread_wake() function checks for three conditions before waking up grace period kthreads: * Is the thread we are trying to wake up the current thread? * Are the gp_flags zero? (all threads wait on non-zero gp_flags condition) * Is there no thread created for this flavour, hence

Re: of: Make OF_DYNAMIC user selectable

2014-07-27 Thread Stephen Rothwell
Hi Grant, I noticed the subject commit in the devicetree tree in linux-next today. The commit message gives us no idea why we would want to make this change. We already have lots of user selectable CONFIG_ options ... do we really need this one as well? -- Cheers, Stephen Rothwell

Re: [PATCH 2/2] V3 ARM: mvebu: Added dts defintion for Lenovo Iomega ix4-300d NAS

2014-07-27 Thread Benoit Masson
Le 27 juil. 2014 à 22:32, Thomas Petazzoni a écrit : > Dear Benoit Masson, > Dear Thomas, > On Sat, 26 Jul 2014 16:48:10 -0700, Benoit Masson wrote: > >> +gpio-keys { >> +compatible = "gpio-keys"; >> +pinctrl-0 = <_button_pin _button_pin >> +

[PATCH 2/2] V4 ARM: mvebu: Added dts defintion for Lenovo Iomega ix4-300d NAS

2014-07-27 Thread Benoit Masson
The Lenovo Iomega ix4-300d is a 4-Bay sata NAS with dual Gb, USB2.0 & 3.0, powered by a Marvell Armada XP MV78230 dual core CPU. http://shop.lenovo.com/us/en/servers/network-storage/lenovoemc/ix4-300d/ Signed-off-by: Benoit Masson --- arch/arm/boot/dts/Makefile | 3 +-

Re: [PATCH v5 00/11] Add DRM for stih4xx platforms

2014-07-27 Thread Dave Airlie
On 16 July 2014 04:33, Rob Clark wrote: > On Tue, Jul 15, 2014 at 5:41 AM, Benjamin Gaignard > wrote: >> Hi all, >> >> Does version 6 fit to all your expectations ? >> If yes will you consider to merge it into drm-next ? >> If no, please tell me what need to be fixed. > > > I had another pass

[ANNOUNCE] Git v2.1.0-rc0

2014-07-27 Thread Junio C Hamano
An early preview release Git v2.1.0-rc0 is now available for testing at the usual places. The tarballs are found at: https://www.kernel.org/pub/software/scm/git/testing/ The following public repositories all have a copy of the 'v2.1.0-rc0' tag and the 'master' branch that the tag points at:

Re: [PATCH] Documentation: laptops: freefall.c: Cleaning up missing null-terminate in conjunction with strncpy

2014-07-27 Thread Randy Dunlap
On 07/27/14 07:40, Rickard Strandqvist wrote: > Added a guaranteed null-terminate after call to strncpy. > > Signed-off-by: Rickard Strandqvist > --- > Documentation/laptops/freefall.c |6 -- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git

Re: [PATCH RFC v2] PM / sleep: Fix racing timers

2014-07-27 Thread Rafael J. Wysocki
On Friday, July 25, 2014 02:06:48 PM Soren Brinkmann wrote: > On platforms that do not power off during suspend, successfully entering > suspend races with timers. > > The race happening in a couple of location is: > > 1. disable IRQs (e.g. arch_suspend_disable_irqs()) > ... >

[RFC][PATCH] PM / sleep: Rename symbols, functions and variables related to sleep

2014-07-27 Thread Rafael J. Wysocki
From: Rafael J. Wysocki The names of several symbols, data types, functions and variables related to system sleep states are confusing and don't reflect the real behavior of those states correctly. First of all, there generally are two sleep states that require platform support and one sleep

Re: [PATCH] PCI / PM: Make PCIe PME interrupts wake up from "freeze" sleep state

2014-07-27 Thread Rafael J. Wysocki
On Thursday, July 24, 2014 05:36:28 PM Rafael J. Wysocki wrote: > On Thursday, July 24, 2014 03:42:41 PM Peter Zijlstra wrote: > > [...] > > > > > So with this patch on: > > > > http://marc.info/?l=3Dlinux-kernel=3D140620918218199 > > > > This will not work on my machine, because aerdrv is

Re: General flags to turn things off (getrandom, pid lookup, etc)

2014-07-27 Thread Andy Lutomirski
On Jul 27, 2014 5:06 PM, "Theodore Ts'o" wrote: > > On Fri, Jul 25, 2014 at 11:30:48AM -0700, Andy Lutomirski wrote: > > > > There is recent interest in having a way to turn generally-available > > kernel features off. Maybe we should add a good one so we can stop > > bikeshedding and avoid

Re: [PATCH] arch: x86: ia32: ia32_aout.c: Cleaning up missing null-terminate in conjunction with strncpy

2014-07-27 Thread Mark D Rustad
Rickard, On Jul 26, 2014, at 2:50 PM, Rickard Strandqvist wrote: > Replacing strncpy with strlcpy to avoid strings that lacks null terminate. > And use the sizeof on the to string rather than the from string. > > Signed-off-by: Rickard Strandqvist > --- > arch/x86/ia32/ia32_aout.c |2 +-

Re: [PATCH v2] iio: exynos-adc: add experimental touchscreen support

2014-07-27 Thread Heiko Stübner
Am Sonntag, 27. Juli 2014, 23:10:21 schrieb Hartmut Knaack: > Arnd Bergmann schrieb: > > @@ -205,6 +217,9 @@ static void exynos_adc_v1_init_hw(struct exynos_adc > > *info)> > > /* Enable 12-bit ADC resolution */ > > con1 |= ADC_V1_CON_RES; > > writel(con1, ADC_V1_CON(info->regs)); > >

[PATCH, v2]

2014-07-27 Thread Rafael J. Wysocki
On Sunday, July 27, 2014 05:53:07 PM Rafael J. Wysocki wrote: > On Saturday, July 26, 2014 12:25:29 AM Rafael J. Wysocki wrote: > > On Friday, July 25, 2014 11:00:12 PM Thomas Gleixner wrote: > > > On Fri, 25 Jul 2014, Rafael J. Wysocki wrote: > > > > On Friday, July 25, 2014 03:25:41 PM Peter

Re: [PATCH] staging: ced1401: userspace: use1401.c: Cleaning up missing null-terminate in conjunction with strncpy

2014-07-27 Thread Rickard Strandqvist
2014-07-27 20:44 GMT+02:00 Greg Kroah-Hartman : > On Sun, Jul 27, 2014 at 01:10:25AM +0200, Rickard Strandqvist wrote: >> Replacing strncpy with strlcpy to avoid strings that lacks null terminate. >> And replacing strncat with strlcat because of incorrect use. >> >> Signed-off-by: Rickard

Re: [PATCH v2 0/5] sched: Add on_rq states and remove several double rq locks

2014-07-27 Thread Kirill Tkhai
On 26.07.2014 23:39, Oleg Nesterov wrote: > Hi Kirill, > > I'll try to read this series later, just one silly question for now. > > On 07/26, Kirill Tkhai wrote: >> >> Patch [2/5] is main in the series. It introduces new state: ONRQ_MIGRATING >> and teaches scheduler to understand it (we need a

Re: [PATCH v2] iio: exynos-adc: add experimental touchscreen support

2014-07-27 Thread Hartmut Knaack
Arnd Bergmann schrieb: > This adds support for the touchscreen on Samsung s3c64xx. > The driver is completely untested but shows roughly how > it could be done, following the example of the at91 driver. > > Open questions include: > > - compared to the old plat-samsung/adc driver, there is > no

Re: General flags to turn things off (getrandom, pid lookup, etc)

2014-07-27 Thread Theodore Ts'o
On Fri, Jul 25, 2014 at 11:30:48AM -0700, Andy Lutomirski wrote: > > There is recent interest in having a way to turn generally-available > kernel features off. Maybe we should add a good one so we can stop > bikeshedding and avoid proliferating dumb interfaces. I believe the seccomp

[PATCH] staging: visorchipset: fix sparse warnings about static declaration

2014-07-27 Thread Vincent Bernat
Some functions were prototyped as static but the actual definition wasn't. While this is valid (the function is static because the two declarations don't conflict and the first one is static), this makes sparse unhappy and cause confusion of normal people too. Signed-off-by: Vincent Bernat ---

Multi Core Support for compression in compression.c

2014-07-27 Thread Nick Krause
This may be a bad idea , but compression in brtfs seems to be only using one core to compress. Depending on the CPU used and the amount of cores in the CPU we can make this much faster with multiple cores. This seems bad by my reading at least I would recommend for writing compression we write a

Re: Bug on Kernel 3.16 r6: Sound and Buffering in Clementine with Files are Transferring to Music Directory

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 4:18 PM, Nick Krause wrote: > On Sun, Jul 27, 2014 at 4:37 AM, Heinz Diehl wrote: >> On 27.07.2014, Nick Krause wrote: >> >>> When I transfer a lot of music for a brtfs external hard drive I have the >>> music >>> in clementine I am listening to is stopped for a few

Re: [PATCH 2/2] iio: adc: exynos_adc: Add support for S3C24xx ADC

2014-07-27 Thread Hartmut Knaack
Chanwoo Choi schrieb: > This patch add support for s3c2410/s3c2416/s3c2440/s3c2443 ADC. The s3c24xx > is alomost same as ADCv1. But, There are a little difference as following: > - ADCMUX register address to select channel > - ADCDAT mask (10bit or 12bit ADC resolution according to SoC version)

Re: [PATCH 2/2] V3 ARM: mvebu: Added dts defintion for Lenovo Iomega ix4-300d NAS

2014-07-27 Thread Thomas Petazzoni
Dear Benoit Masson, On Sat, 26 Jul 2014 16:48:10 -0700, Benoit Masson wrote: > + gpio-keys { > + compatible = "gpio-keys"; > + pinctrl-0 = <_button_pin _button_pin > + _button_pin _button_pin>; > + pinctrl-names = "default"; > + > +

[PATCH] Staging: lustre: linux-module: fix coding style issues

2014-07-27 Thread Jessica Yu
Fixed some coding style issues: - Removed spaces after open parenthesis and before close parenthesis - Removed parentheses in some return statements, since return is not a function - Fixed a warning regarding the file_operations struct; it is normally const - Fixed pointer style issues (foo *

[PATCH] Staging: lustre: linux-module: fix coding style issues.

2014-07-27 Thread Jessica Yu
Fixed some coding style issues. Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

Re: Bug on Kernel 3.16 r6: Sound and Buffering in Clementine with Files are Transferring to Music Directory

2014-07-27 Thread Nick Krause
On Sun, Jul 27, 2014 at 4:37 AM, Heinz Diehl wrote: > On 27.07.2014, Nick Krause wrote: > >> When I transfer a lot of music for a brtfs external hard drive I have the >> music >> in clementine I am listening to is stopped for a few seconds and then >> continues. > > Most probably, this is not a

Linux 3.16-rc7

2014-07-27 Thread Linus Torvalds
I'm happy to say that things have calmed down a bit, and things look to be on track. Which didn't actually seem to be the case at all earlier this week - we had what appeared to be really nasty core bugs, and together with rc6 being bigger than previous rc's, I was really not feeling all that

Re: Eudyptula Challenge (Task 10)

2014-07-27 Thread Greg KH
On Sun, Jul 27, 2014 at 08:56:38PM +0100, Liviu I. wrote: > Hello Kernel Developers! > > I've attached a small patch to fix a coding style problem and make checkpatch > happy, as part of challenge 10 of Eudyptula. > > Thank you > --- drivers/staging/lustre/lustre/ldlm/ldlm_extent.c.orig

Re: [PATCH] Staging: lustre: linux-module: fix coding style issues.

2014-07-27 Thread Greg Kroah-Hartman
On Sun, Jul 27, 2014 at 08:53:50PM -0700, Jessica Yu wrote: > Fixed some coding style issues. What coding style issues? Be specific, and explicit. Care to try it again? greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to

Eudyptula Challenge (Task 10)

2014-07-27 Thread Liviu I.
Hello Kernel Developers! I've attached a small patch to fix a coding style problem and make checkpatch happy, as part of challenge 10 of Eudyptula. Thank you --- drivers/staging/lustre/lustre/ldlm/ldlm_extent.c.orig 2014-07-27 20:26:53.714161698 +0100 +++

[PATCH] Staging: lustre: linux-module: fix coding style issues.

2014-07-27 Thread Jessica Yu
Fixed some coding style issues. Signed-off-by: Jessica Yu --- drivers/staging/lustre/lustre/libcfs/linux/linux-module.c | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/staging/lustre/lustre/libcfs/linux/linux-module.c

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