[PATCH v2 1/4] DMA: pl330: support burst mode for dev-to-mem and mem-to-dev transmit

2013-02-22 Thread Boojin Kim
This patch adds to support burst mode for dev-to-mem and mem-to-dev transmit Change-Id: I9723e49383416773699cf7735168177c8d036f30 Signed-off-by: Boojin Kim boojin@samsung.com --- drivers/dma/pl330.c | 12 +++- 1 files changed, 7 insertions(+), 5 deletions(-) diff --git

[PATCH v2 2/4] ARM: EXYNOS: support burst mode for for dev-to-mem and mem-to-dev transmit

2013-02-22 Thread Boojin Kim
This patch adds to support burst mode for for dev-to-mem and dev-to-mem transmit Signed-off-by: Boojin Kim boojin@samsung.com --- arch/arm/plat-samsung/dma-ops.c |4 ++-- arch/arm/plat-samsung/include/plat/dma-ops.h |1 + 2 files changed, 3 insertions(+), 2 deletions(-)

Re: Dangerous devm_request_irq() conversions

2013-02-22 Thread Dmitry Torokhov
On Fri, Feb 22, 2013 at 04:57:29PM +0900, Jingoo Han wrote: On Friday, February 22, 2013 4:27 PM, Dmitry Torokhov wrote: On Fri, Feb 22, 2013 at 04:12:36PM +0900, Jingoo Han wrote: On Friday, February 22, 2013 3:54 PM, Dmitry Torokhov wrote: Hi, It looks like a whole slew of

Re: [PATCH v2 10/18] mm: teach truncate_inode_pages_range() to handle non page aligned ranges

2013-02-22 Thread Lukáš Czerner
On Thu, 21 Feb 2013, Andrew Morton wrote: Date: Thu, 21 Feb 2013 13:49:04 -0800 From: Andrew Morton a...@linux-foundation.org To: Lukáš Czerner lczer...@redhat.com Cc: linux...@kvack.org, linux-kernel@vger.kernel.org, linux-fsde...@vger.kernel.org, linux-e...@vger.kernel.org, Hugh

[PATCH] ARM: vfp: fix fpsid register subarchitecture field mask width

2013-02-22 Thread Stephen Boyd
From: Steve Muckle smuc...@codeaurora.org The subarchitecture field in the fpsid register is 7 bits wide. The topmost bit is used to designate that the subarchitecture designer is not ARM. We use this field to determine which VFP version is supported by the CPU. Since the topmost bit is masked

[PATCH v2 3/4] spi: s3c64xx: add dma maxburst size initialization

2013-02-22 Thread Boojin Kim
This patch adds dma maxburst size initialization. The maxburst should be set by MODE_CFGn.DMA_TYPE, because the pl330 dma driver supports burst mode. Signed-off-by: Hyeonkook Kim hk619@samsung.com --- drivers/spi/spi-s3c64xx.c | 18 ++ 1 files changed, 18 insertions(+), 0

[PATCH v2 4/4] ASoC: samsung: add to configure dma maxburst size

2013-02-22 Thread Boojin Kim
This patch adds to configure dma maxburst size. Signed-off-by: Boojin Kim boojin@samsung.com --- sound/soc/samsung/dma.c |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index 21b7926..bd4faa0 100644 ---

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Jan Beulich
On 21.02.13 at 18:16, Ian Campbell ian.campb...@citrix.com wrote: On Tue, 2013-02-19 at 14:49 +, Ian Campbell wrote: On ARM we want these to be the same size on 32- and 64-bit. This is an ABI change on ARM. X86 does not change. Signed-off-by: Ian Campbell ian.campb...@citrix.com Cc:

[PATCH] xfs: Fix possible truncation of log data in xlog_bread_noalign()

2013-02-22 Thread Tony Lu
I encountered the following panic when using xfs partitions as rootfs, which is due to the truncated log data read by xlog_bread_noalign(). We should extend the buffer by one extra log sector to ensure there's enough space to accommodate requested log data, which we indeed did in xlog_get_bp(),

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Peter Zijlstra
On Fri, 2013-02-22 at 10:36 +0800, Michael Wang wrote: According to my understanding, in the old world, wake_affine() will only be used if curr_cpu and prev_cpu share cache, which means they are in one package, whatever search in llc sd of curr_cpu or prev_cpu, we won't have the chance to

Re: [BUG bisected]: apei_hest_parse explosion

2013-02-22 Thread Thomas Gleixner
On Fri, 22 Feb 2013, Rafael J. Wysocki wrote: On Friday, February 22, 2013 02:40:58 AM Rafael J. Wysocki wrote: It looks like the hest_tab memory mapping is unmapped between acpi_hest_init() and aer_acpi_firmware_first(), but I have no idea what may be responsible for that. And

Re: [PATCH for 3.2.34] memcg: do not trigger OOM if PF_NO_MEMCG_OOM is set

2013-02-22 Thread azurIt
Unfortunately I am not able to reproduce this behavior even if I try to hammer OOM like mad so I am afraid I cannot help you much without further debugging patches. I do realize that experimenting in your environment is a problem but I do not many options left. Please do not use strace and rather

Re: [PATCH v2] btrfs: use kmalloc for lzo de/compress buffer

2013-02-22 Thread Kyungsik Lee
On Thu, Feb 21, 2013 at 02:41:53PM +0100, David Sterba wrote: On Mon, Feb 18, 2013 at 04:56:04PM +0900, Kyungsik Lee wrote: @@ -55,8 +55,9 @@ static struct list_head *lzo_alloc_workspace(void) return ERR_PTR(-ENOMEM); workspace-mem = vmalloc(LZO1X_MEM_COMPRESS); -

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Ian Campbell
On Thu, 2013-02-21 at 18:43 +, Keir Fraser wrote: On 21/02/2013 17:16, Ian Campbell ian.campb...@citrix.com wrote: On Tue, 2013-02-19 at 14:49 +, Ian Campbell wrote: On ARM we want these to be the same size on 32- and 64-bit. This is an ABI change on ARM. X86 does not change.

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Ian Campbell
On Fri, 2013-02-22 at 08:12 +, Jan Beulich wrote: On 21.02.13 at 18:16, Ian Campbell ian.campb...@citrix.com wrote: On Tue, 2013-02-19 at 14:49 +, Ian Campbell wrote: On ARM we want these to be the same size on 32- and 64-bit. This is an ABI change on ARM. X86 does not change.

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Dong Aisheng
On Fri, Feb 22, 2013 at 08:27:19AM +0100, Thierry Reding wrote: ... Otherwise, i'm also ok with this patch. Acked-by: Dong Aisheng dong.aish...@linaro.org BTW, i did not see Samuel's tree having this new API. So, who will pick this patch? I have same question. I

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Mike Galbraith
On Fri, 2013-02-22 at 14:42 +0800, Michael Wang wrote: So this is trying to take care the condition when curr_cpu(local) and prev_cpu(remote) are on different nodes, which in the old world, wake_affine() won't be invoked, correct? It'll be called any time this_cpu and prev_cpu aren't one and

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Michael Wang
On 02/22/2013 04:17 PM, Mike Galbraith wrote: On Fri, 2013-02-22 at 14:42 +0800, Michael Wang wrote: So this is trying to take care the condition when curr_cpu(local) and prev_cpu(remote) are on different nodes, which in the old world, wake_affine() won't be invoked, correct? It'll be

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Peter Zijlstra
On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote: But that's really some benefit hardly to be estimate, especially when the workload is heavy, the cost of wake_affine() is very high to calculated se one by one, is that worth for some benefit we could not promise? Look at something like

Re: [PATCH] MODSIGN: Fix including certificate twice when the signing_key.x509 already exists

2013-02-22 Thread joeyli
Hi David, Thanks for your review and point out! 於 四,2013-02-21 於 14:16 +,David Howells 提到: +ifneq ($(shell pwd), $(srctree)) How reliable is this, I wonder? David My current shell is bash, and I tried the '$(shell pwd)' in Makefile works for grab the REAL path when the build path

Re: [PATCH 0/2] cpustat: use atomic operations to read/update stats

2013-02-22 Thread Peter Zijlstra
On Thu, 2013-02-21 at 21:56 -0800, Kevin Hilman wrote: On 64-bit platforms, reads/writes of the various cpustat fields are atomic due to native 64-bit loads/stores. However, on non 64-bit platforms, reads/writes of the cpustat fields are not atomic and could lead to inconsistent statistics.

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Jan Beulich
On 22.02.13 at 09:28, Ian Campbell ian.campb...@citrix.com wrote: On Fri, 2013-02-22 at 08:12 +, Jan Beulich wrote: On 21.02.13 at 18:16, Ian Campbell ian.campb...@citrix.com wrote: On Tue, 2013-02-19 at 14:49 +, Ian Campbell wrote: On ARM we want these to be the same size on 32-

Re: New copyfile system call - discuss before LSF?

2013-02-22 Thread Ric Wheeler
On 02/21/2013 11:13 PM, Myklebust, Trond wrote: On Thu, 2013-02-21 at 23:05 +0100, Ric Wheeler wrote: On 02/21/2013 09:00 PM, Paolo Bonzini wrote: Il 21/02/2013 15:57, Ric Wheeler ha scritto: sendfile64() pretty much already has the right arguments for a copyfile, however it would be nice to

[PATCH] ideapad: depends on backlight subsystem and update comment

2013-02-22 Thread Ike Panhc
I've got a report of build failure on ideapad-laptop, which shows drivers/built-in.o: In function `ideapad_acpi_notify': ideapad-laptop.c:(.text+0x63876a): undefined reference to `backlight_force_update' drivers/built-in.o: In function `ideapad_acpi_remove':

[PATCH v2] MODSIGN: Fix including certificate twice when the signing_key.x509 already exists

2013-02-22 Thread Chun-Yi Lee
This issue was found in devel-pekey branch on linux-modsign.git tree. The x509_certificate_list includes certificate twice when the signing_key.x509 already exists. We can reproduce this issue by making kernel twice, the build log of second time looks like this: ... CHK kernel/config_data.h

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Thierry Reding
On Fri, Feb 22, 2013 at 04:29:55PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 08:27:19AM +0100, Thierry Reding wrote: ... Otherwise, i'm also ok with this patch. Acked-by: Dong Aisheng dong.aish...@linaro.org BTW, i did not see Samuel's tree having this new API.

Re: [Update 3][PATCH 2/7] ACPI / scan: Introduce common code for ACPI-based device hotplug

2013-02-22 Thread Yasuaki Ishimatsu
2013/02/22 10:50, Rafael J. Wysocki wrote: On Thursday, February 21, 2013 06:12:21 PM Toshi Kani wrote: On Fri, 2013-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: From: Rafael J. Wysocki rafael.j.wyso...@intel.com Multiple drivers handling hotplug-capable ACPI device nodes install notify

Re: [PATCH] nohz: Make tick_nohz_irq_exit() irq safe

2013-02-22 Thread Ingo Molnar
* Linus Torvalds torva...@linux-foundation.org wrote: On Thu, Feb 21, 2013 at 10:21 AM, Thomas Gleixner t...@linutronix.de wrote: This was a draft patch. I made it a WARN_ON_ONCE() already. Ok, good. I really wish we could just get rid of BUG_ON(). It was a bad idea, and it makes it

Re: [patch v5 09/15] sched: add power aware scheduling in fork/exec/wake

2013-02-22 Thread Peter Zijlstra
On Thu, 2013-02-21 at 22:40 +0800, Alex Shi wrote: The name is a secondary issue, first you need to explain why you think nr_running is a useful metric at all. You can have a high nr_running and a low utilization (a burst of wakeups, each waking a process that'll instantly go to sleep

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Ian Campbell
On Fri, 2013-02-22 at 08:48 +, Jan Beulich wrote: On 22.02.13 at 09:28, Ian Campbell ian.campb...@citrix.com wrote: On Fri, 2013-02-22 at 08:12 +, Jan Beulich wrote: On 21.02.13 at 18:16, Ian Campbell ian.campb...@citrix.com wrote: On Tue, 2013-02-19 at 14:49 +, Ian Campbell

Re: [PATCH] Unset LANG in setlocalversion script

2013-02-22 Thread leroy christophe
Le 21/02/2013 22:14, Michal Marek a écrit : Dne 21.2.2013 13:49, Christophe Leroy napsal(a): This patch allows the use of setlocalversion script regardless of the LANG parameter. Otherwise, the `svn info 2/dev/null | grep '^Last Changed Rev'` returns nothing because for instance, in French the

Re: [PATCH EDAC 03/13] ghes: add the needed hooks for EDAC error report

2013-02-22 Thread Mauro Carvalho Chehab
Em Fri, 22 Feb 2013 05:50:21 -0300 Mauro Carvalho Chehab mche...@redhat.com escreveu: Em Fri, 22 Feb 2013 08:45:11 +0800 Huang Ying ying.hu...@intel.com escreveu: On Thu, 2013-02-21 at 09:04 -0300, Mauro Carvalho Chehab wrote: Em Thu, 21 Feb 2013 09:26:07 +0800 Huang Ying

[PATCH v2] Unset langage specific variables in setlocalversion script

2013-02-22 Thread Christophe Leroy
This patch allows the use of setlocalversion script regardless of the language parameters. Otherwise, the `svn info 2/dev/null | grep '^Last Changed Rev'` returns nothing because for instance, in French the text 'Last Changed Rev' is replaced by 'Révision de la dernière modification'

Re: [Announce] Checkpoint-restore tool v0.4

2013-02-22 Thread Jan Engelhardt
On Wednesday 2013-02-20 12:18, Pavel Emelyanov wrote: As was planned, the v0.4 of C/R tools is out, right after the Linux v3.8. The most valuable thing in this release, is that all the kernel patches we had are now merged, and thus what crtools-v0.4 can do will work on the upstream kernel

Re: [PATCH XEN] xen: event channel arrays are xen_ulong_t and not unsigned long

2013-02-22 Thread Jan Beulich
On 22.02.13 at 09:55, Ian Campbell ian.campb...@citrix.com wrote: On Fri, 2013-02-22 at 08:48 +, Jan Beulich wrote: On 22.02.13 at 09:28, Ian Campbell ian.campb...@citrix.com wrote: On Fri, 2013-02-22 at 08:12 +, Jan Beulich wrote: On 21.02.13 at 18:16, Ian Campbell

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Michael Wang
On 02/22/2013 04:21 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:36 +0800, Michael Wang wrote: According to my understanding, in the old world, wake_affine() will only be used if curr_cpu and prev_cpu share cache, which means they are in one package, whatever search in llc sd of

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Michael Wang
On 02/22/2013 04:36 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote: But that's really some benefit hardly to be estimate, especially when the workload is heavy, the cost of wake_affine() is very high to calculated se one by one, is that worth for some benefit

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Arnd Bergmann
On Friday 22 February 2013, Thierry Reding wrote: On Fri, Feb 22, 2013 at 03:13:12PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 11:01:18AM +0400, Alexander Shiyan wrote: On Thu, Feb 21, 2013 at 07:29:02PM +0400, Alexander Shiyan wrote: This patch allow using syscon driver from

Re: [CRIU] [Announce] Checkpoint-restore tool v0.4

2013-02-22 Thread Cyrill Gorcunov
On Fri, Feb 22, 2013 at 10:01:19AM +0100, Jan Engelhardt wrote: On Wednesday 2013-02-20 12:18, Pavel Emelyanov wrote: As was planned, the v0.4 of C/R tools is out, right after the Linux v3.8. The most valuable thing in this release, is that all the kernel patches we had are now merged,

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Dong Aisheng
On Fri, Feb 22, 2013 at 09:11:53AM +, Arnd Bergmann wrote: On Friday 22 February 2013, Thierry Reding wrote: On Fri, Feb 22, 2013 at 03:13:12PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 11:01:18AM +0400, Alexander Shiyan wrote: On Thu, Feb 21, 2013 at 07:29:02PM +0400,

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Dong Aisheng
On Fri, Feb 22, 2013 at 09:52:12AM +0100, Thierry Reding wrote: On Fri, Feb 22, 2013 at 04:29:55PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 08:27:19AM +0100, Thierry Reding wrote: ... Otherwise, i'm also ok with this patch. Acked-by: Dong Aisheng dong.aish...@linaro.org

Re: [PATCH EDAC 03/13] ghes: add the needed hooks for EDAC error report

2013-02-22 Thread Mauro Carvalho Chehab
Em Fri, 22 Feb 2013 08:45:11 +0800 Huang Ying ying.hu...@intel.com escreveu: On Thu, 2013-02-21 at 09:04 -0300, Mauro Carvalho Chehab wrote: Em Thu, 21 Feb 2013 09:26:07 +0800 Huang Ying ying.hu...@intel.com escreveu: There is also an advantage on taking this approach: this patch can

Re: [PATCHv5 1/8] zsmalloc: add to mm/

2013-02-22 Thread Joonsoo Kim
On Wed, Feb 20, 2013 at 08:37:33AM +0900, Minchan Kim wrote: On Tue, Feb 19, 2013 at 11:54:21AM -0600, Seth Jennings wrote: On 02/19/2013 03:18 AM, Joonsoo Kim wrote: Hello, Seth. I'm not sure that this is right time to review, because I already have seen many effort of various people

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Thierry Reding
On Fri, Feb 22, 2013 at 05:20:56PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 09:52:12AM +0100, Thierry Reding wrote: On Fri, Feb 22, 2013 at 04:29:55PM +0800, Dong Aisheng wrote: On Fri, Feb 22, 2013 at 08:27:19AM +0100, Thierry Reding wrote: ... Otherwise, i'm also ok

Re: [PATCH -next] spi: fix return value check in ce4100_spi_probe()

2013-02-22 Thread Mika Westerberg
On Fri, Feb 22, 2013 at 10:52:35AM +0800, Wei Yongjun wrote: From: Wei Yongjun yongjun_...@trendmicro.com.cn In case of error, the function platform_device_register_full() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR().

Re: [PATCH v4] mfd: syscon: Add non-DT support

2013-02-22 Thread Dong Aisheng
On 22 February 2013 17:24, Thierry Reding thierry.red...@avionic-design.de wrote: ... I just tried update to latest linus tree, still did not find this API defined in include/linux/io.h. Would you mind point it out for me? Commit 75096579c3ac39ddc2f8b0d9a8924eba31f4d920 introduced it. The

[PATCH] Adds support for Open Firmware in MAX730x GPIO Driver

2013-02-22 Thread Christophe Leroy
This patch allows the use of the MAX730x Driver on systems using the Open Firmware platform format Signed-off-by: Patrick Vasseur patrick.vass...@c-s.fr Signed-off-by: Christophe Leroy christophe.le...@c-s.fr diff -ur linux-3.7.9/drivers/gpio/gpio-max7301.c linux/drivers/gpio/gpio-max7301.c ---

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Peter Zijlstra
On Fri, 2013-02-22 at 17:10 +0800, Michael Wang wrote: On 02/22/2013 04:21 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:36 +0800, Michael Wang wrote: According to my understanding, in the old world, wake_affine() will only be used if curr_cpu and prev_cpu share cache, which means

[PATCH] x86: fix warning for sta2x11

2013-02-22 Thread Alessandro Rubini
The .free field of struct dma_map_ops features a prototype that is different from what lib/swiotlb.c offers. The new attrs argument in dma_ops.free is missing from the generic implementation. This removes the build warning by providing a function that just calls swiotlb_free_coherent() without

[PATCH] mfd: trivially fix build warning in sta2x11-mfd

2013-02-22 Thread Alessandro Rubini
This driver cannot be a module, so remove is never called. The mishap is mine, and back then there was no warning due to __devexit(). Signed-off-by: Alessandro Rubini rub...@gnudd.com Acked-by: Giancarlo Asnaghi giancarlo.asna...@st.com --- drivers/mfd/sta2x11-mfd.c | 11 --- 1 files

Re: [PATCHv6 1/8] zsmalloc: add to mm/

2013-02-22 Thread Joonsoo Kim
On Wed, Feb 20, 2013 at 04:04:41PM -0600, Seth Jennings wrote: = DO NOT MERGE, FOR REVIEW ONLY This patch introduces zsmalloc as new code, however, it already exists in drivers/staging. In order to build successfully, you must select EITHER to driver/staging version OR this version.

Re: [GIT PATCH] USB patches for 3.9-rc1

2013-02-22 Thread Lan Tianyu
On 2013/2/22 16:59, Dave Jones wrote: On Thu, Feb 21, 2013 at 10:40:10AM -0800, Greg KH wrote: USB patches for 3.9-rc1 Here's the big USB merge for 3.9-rc1 Nothing major, lots of gadget fixes, and of course, xhci stuff. I get no USB devices recognised when I insert them any

Re: sched: Fix signedness bug in yield_to()

2013-02-22 Thread Ingo Molnar
* Marcelo Tosatti mtosa...@redhat.com wrote: On Thu, Feb 21, 2013 at 09:56:54AM +0100, Ingo Molnar wrote: * Shuah Khan shuahk...@gmail.com wrote: On Tue, Feb 19, 2013 at 7:27 PM, Linux Kernel Mailing List linux-kernel@vger.kernel.org wrote: Gitweb:

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Mike Galbraith
On Fri, 2013-02-22 at 09:36 +0100, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote: But that's really some benefit hardly to be estimate, especially when the workload is heavy, the cost of wake_affine() is very high to calculated se one by one, is that worth for

Re: New copyfile system call - discuss before LSF?

2013-02-22 Thread Paolo Bonzini
Il 21/02/2013 23:24, Zach Brown ha scritto: You could make it work with some locking and out_fd seeking to set the write offset before calling sendfile64()+flags, but ugh. ssize_t sendfile(int out_fd, int in_fd, off_t in_offset, off_t out_offset, size_t count, int flags);

Re: Kernel 3.7.2 strange warning and short system hang

2013-02-22 Thread Urban Loesch
Hi, thanks for your help. I patched my kernel yesterday. Now I have to wait some days. The error occurs not periodically. If it occurs again I let you now. many thanks Urban On 20.02.2013 17:52, Eric Dumazet wrote: On Wed, 2013-02-20 at 17:10 +0100, Urban Loesch wrote: Hi, today I had a

Re: [GIT PATCH] USB patches for 3.9-rc1

2013-02-22 Thread Lan Tianyu
On 2013/2/22 16:59, Dave Jones wrote: On Thu, Feb 21, 2013 at 10:40:10AM -0800, Greg KH wrote: USB patches for 3.9-rc1 Here's the big USB merge for 3.9-rc1 Nothing major, lots of gadget fixes, and of course, xhci stuff. I get no USB devices recognised when I insert them any

Re: [PATCH] scripts/link-vmlinux.sh: source variables from KCONFIG_CONFIG

2013-02-22 Thread Michal Marek
On Tue, Jan 08, 2013 at 07:05:26PM +0100, Michael Grzeschik wrote: Its possible to superseed the config file with KCONFIG_CONFIG and have completely no .config in the tree. The current script is sourcing .config in every case, so the kernel will never build succesfully. This patch fixes that

Re: [GIT PATCH] USB patches for 3.9-rc1

2013-02-22 Thread Dave Jones
On Thu, Feb 21, 2013 at 10:40:10AM -0800, Greg KH wrote: USB patches for 3.9-rc1 Here's the big USB merge for 3.9-rc1 Nothing major, lots of gadget fixes, and of course, xhci stuff. I get no USB devices recognised when I insert them any more, which I think is pretty major. I suspect

Re: New copyfile system call - discuss before LSF?

2013-02-22 Thread Ric Wheeler
On 02/22/2013 10:47 AM, Paolo Bonzini wrote: Il 21/02/2013 23:24, Zach Brown ha scritto: You could make it work with some locking and out_fd seeking to set the write offset before calling sendfile64()+flags, but ugh. ssize_t sendfile(int out_fd, int in_fd, off_t in_offset, off_t

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Ingo Molnar
* Mike Galbraith efa...@gmx.de wrote: On Fri, 2013-02-22 at 09:36 +0100, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote: But that's really some benefit hardly to be estimate, especially when the workload is heavy, the cost of wake_affine() is very high to

Re: [PATCH] kbuild: clear KBUILD_SRC when calling 'make' in RPM spec

2013-02-22 Thread Michal Marek
On Sat, Jan 12, 2013 at 10:19:19AM -0500, David R. Bild wrote: From: David R. Bild drb...@umich.edu 'make rpm-pkg' and 'make binrpm-pkg' fail when the kernel source is read-only. Specifically, when the RPM spec generated by scripts/package/mkspec is run, KBUILD_SRC happens to be set to the

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Peter Zijlstra
On Fri, 2013-02-22 at 17:11 +0800, Michael Wang wrote: Ok, it do looks like wake_affine() lost it's value... I'm not sure we can say that on this one benchmark, there's a preemption advantage to running on a single cpu for pipe-test as well. We'd need to create a better benchmark to test this,

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Michael Wang
On 02/22/2013 05:39 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 17:10 +0800, Michael Wang wrote: On 02/22/2013 04:21 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:36 +0800, Michael Wang wrote: According to my understanding, in the old world, wake_affine() will only be used if

bug report for 3.8.0-rc1+

2013-02-22 Thread NKoc
Feb 22 10:44:16 nkoc kernel: [ cut here ] Feb 22 10:44:16 nkoc kernel: kernel BUG at mm/huge_memory.c:2743! Feb 22 10:44:16 nkoc kernel: invalid opcode: [#1] SMP Feb 22 10:44:16 nkoc kernel: Modules linked in: snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Mike Galbraith
On Fri, 2013-02-22 at 10:54 +0100, Ingo Molnar wrote: * Mike Galbraith efa...@gmx.de wrote: On Fri, 2013-02-22 at 09:36 +0100, Peter Zijlstra wrote: On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote: But that's really some benefit hardly to be estimate, especially when the

Re: [PATCH v2] staging: comedi: drivers: usbduxsigma.c: fix DMA buffers on stack

2013-02-22 Thread Ian Abbott
On 2013-02-22 06:07, Kumar Amit Mehta wrote: This patch fixes an instance of DMA buffer on stack(being passed to usb_control_msg)for the USB-DUXsigma Board driver. Found using smatch. Looks good here too. Reviewed-by: Ian Abbott abbo...@mev.co.uk Would you mind doing the same for usbdux.c

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Santosh Shilimkar
Thomas, On Friday 22 February 2013 03:49 AM, Thomas Gleixner wrote: On Thu, 21 Feb 2013, Santosh Shilimkar wrote: On Thursday 21 February 2013 07:18 PM, Thomas Gleixner wrote: find below a completely untested patch, which should address that issue. After looking at the thread, I tried to

Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

2013-02-22 Thread Michael Wang
On 02/22/2013 05:57 PM, Peter Zijlstra wrote: On Fri, 2013-02-22 at 17:11 +0800, Michael Wang wrote: Ok, it do looks like wake_affine() lost it's value... I'm not sure we can say that on this one benchmark, there's a preemption advantage to running on a single cpu for pipe-test as well.

Re: [PATCH 1/1] scripts/package/Makefile: remove useless KBUILD_OUTPUT test

2013-02-22 Thread Michal Marek
On Mon, Jan 21, 2013 at 03:28:05PM +0800, Bin Wang wrote: The test of KBUILD_OUTPUT in rpm-pkg rpm target is useless. KBUILD_OUTPUT is always empty here. Right, but the error message is valid, make rpm-pkg does not work with O=. So I suggest to either fix make O=... rpm-pkg, or fix the test to

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Thomas Gleixner
On Fri, 22 Feb 2013, Santosh Shilimkar wrote: BTW, Lorenzo off-list mentioned to me about warning in boot-up which I missed while testing your patch. It will take bit more time for me to look into it and hence thought of reporting it. [2.186126] [ cut here ] [

Re: [PATCH V2] scripts/coccinelle/misc/memcpy-assign.cocci: Replace memcpy with struct assignment

2013-02-22 Thread Michal Marek
On Wed, Jan 23, 2013 at 08:06:30PM -0200, Peter Senna Tschudin wrote: There are error-prone memcpy() that can be replaced by struct assignment that are type-safe and much easier to read. This semantic patch looks for memcpy() that can be replaced by struct assignment. Inspired by patches

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Jason Liu
Thomas, 2013/2/21 Thomas Gleixner t...@linutronix.de: Jason, On Thu, 21 Feb 2013, Jason Liu wrote: 2013/2/21 Thomas Gleixner t...@linutronix.de: Now your explanation makes sense. I have no fast solution for this, but I think that I have an idea how to fix it. Stay tuned. Thanks

[PATCH] tools/perf/Makefile: drop _FORTIFY_SOURCE right before redefinition

2013-02-22 Thread Sergei Trofimovich
From: Sergei Trofimovich sly...@gentoo.org Gentoo's toolchain sets _FORTIFY_SOURCE by default which leads to very obscure error: perf # make clean make Makefile:455: No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new

[PATCH] backlight: ams369fg06: make power_on() call optional

2013-02-22 Thread Jingoo Han
This patch makes power_on() call optional. The voltage source can be provided to some boards using ams369fg06 panel, thus in this case, power on/off sequence is not necessary. Signed-off-by: Jingoo Han jg1@samsung.com --- drivers/video/backlight/ams369fg06.c |8 +++- 1 files changed,

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Lorenzo Pieralisi
On Thu, Feb 21, 2013 at 10:19:18PM +, Thomas Gleixner wrote: On Thu, 21 Feb 2013, Santosh Shilimkar wrote: On Thursday 21 February 2013 07:18 PM, Thomas Gleixner wrote: find below a completely untested patch, which should address that issue. After looking at the thread, I tried to

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Santosh Shilimkar
On Friday 22 February 2013 03:54 PM, Thomas Gleixner wrote: On Fri, 22 Feb 2013, Santosh Shilimkar wrote: BTW, Lorenzo off-list mentioned to me about warning in boot-up which I missed while testing your patch. It will take bit more time for me to look into it and hence thought of reporting it.

[PATCH] slub: correctly bootstrap boot caches

2013-02-22 Thread Glauber Costa
After we create a boot cache, we may allocate from it until it is bootstraped. This will move the page from the partial list to the cpu slab list. If this happens, the loop: list_for_each_entry(p, n-partial, lru) that we use to scan for all partial pages will yield nothing, and the pages

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Lorenzo Pieralisi
On Fri, Feb 22, 2013 at 10:24:00AM +, Thomas Gleixner wrote: On Fri, 22 Feb 2013, Santosh Shilimkar wrote: BTW, Lorenzo off-list mentioned to me about warning in boot-up which I missed while testing your patch. It will take bit more time for me to look into it and hence thought of

Re: [PATCH 2/2] mfd: palmas add variant and OTP detection

2013-02-22 Thread Laxman Dewangan
On Friday 22 February 2013 06:22 AM, Ian Lartey wrote: From: Graeme Gregory g...@slimlogic.co.uk Read the chip varient and the OTP information from the chip and display this on probe to aid in debugging of issues. + /* Read varient info from the device */ + slave =

[GIT PULL] First round of SCSI updates for the 3.8+ merge window

2013-02-22 Thread James Bottomley
This is the first round, consisting mostly of drivers and patches submitted 3 weeks ago. Since I've been travelling quite a bit, there will be a second round just before the merge window closes for all the patches three weeks or newer (that includes the FCoE tree). The patch set is mostly driver

Re: [PATCH] mfd: trivially fix build warning in sta2x11-mfd

2013-02-22 Thread Davide Ciminaghi
On Fri, Feb 22, 2013 at 10:39:59AM +0100, Alessandro Rubini wrote: This driver cannot be a module, so remove is never called. The mishap is mine, and back then there was no warning due to __devexit(). Signed-off-by: Alessandro Rubini rub...@gnudd.com Acked-by: Giancarlo Asnaghi

Re: [PATCH 01/35] mfd: ab8500-gpadc: Implemented suspend/resume

2013-02-22 Thread Mark Brown
On Thu, Feb 21, 2013 at 11:45:08PM +0100, Ulf Hansson wrote: On 20 February 2013 14:19, Mark Brown This doesn't look especially sane... You're doing a runtime get, taking the lock without releasing it and disabling the regulator. This is *very* odd, both the changelog and the code need

Re: [PATCH 2/2] ima: add policy support for file system uuid

2013-02-22 Thread David Rientjes
On Thu, 21 Feb 2013, Mimi Zohar wrote: diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index 4adcd0f..23f49e3 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -16,6 +16,7 @@ #include

Re: [PATCH 2 1/2] coccicheck: Allow the user to give a V= (verbose) argument

2013-02-22 Thread Michal Marek
On Tue, Jan 29, 2013 at 05:03:37PM +0100, Bernd Schubert wrote: Do not run with verbosity on/off depending on the ONLINE variable, which gets set with C=1 or C=2, but allow the user to set the verbosity using kernel default make V= paramemter. Verbosity is off by default now. On Tue, Jan 29,

Re: [PATCH 1/2] regulator: palmas fix SMPS no voltages

2013-02-22 Thread Laxman Dewangan
On Friday 22 February 2013 06:22 AM, Ian Lartey wrote: From: Graeme Gregory g...@slimlogic.co.uk Number of voltages for SMPS regulators was off by one. Signed-off-by: Graeme Gregory g...@slimlogic.co.uk Signed-off-by: Ian Lartey i...@slimlogic.co.uk --- drivers/regulator/palmas-regulator.c |

[PATCH] backlight: ams369fg06: convert ams369fg06 to dev_pm_ops

2013-02-22 Thread Jingoo Han
Instead of using legacy suspend/resume methods, using newer dev_pm_ops structure allows better control over power management. Signed-off-by: Jingoo Han jg1@samsung.com --- drivers/video/backlight/ams369fg06.c | 21 +++-- 1 files changed, 11 insertions(+), 10 deletions(-)

Re: [PATCH] scripts/coccinelle: find constant additions that could be bit ors

2013-02-22 Thread Michal Marek
On Sat, Feb 02, 2013 at 05:19:55PM +0100, Julia Lawall wrote: From: Julia Lawall julia.law...@lip6.fr Semantic patch (http://coccinelle.lip6.fr/) to check for constants that are added but are used elsewhere as bitmasks. Signed-off-by: Julia Lawall julia.law...@lip6.fr Applied to

Re: [PATCH] kbuild: Fix destination-y for installed headers

2013-02-22 Thread Michal Marek
On Sat, Feb 02, 2013 at 11:18:35AM +0100, Jesper Nilsson wrote: Commit 10b63956fce7f369cc37fd4d994f09bd5203efe4 which plumbed in UAPI broke the destination-y functionality of scripts/Makefile.headersinst. The variable destination-y is used in a := assignment and so is expanded at declaration

Re: [PATCH v2 1/1] depmod: pass -P $CONFIG_SYMBOL_PREFIX

2013-02-22 Thread Michal Marek
On Wed, Feb 06, 2013 at 12:56:59PM +, James Hogan wrote: On architectures which have symbol prefixes, depmod emits lots of warnings like this: WARNING: $module.ko needs unknown symbol $symbol This is because depmod isn't being passed the -P symbol_prefix arguments to specify the

[stable-request] [Bisected] Kernel 3.8 hangs on boot

2013-02-22 Thread Jiri Slaby
On 02/22/2013 10:53 AM, ojab wrote: On 22.02.2013 13:25, Jiri Slaby wrote: On 02/22/2013 07:32 AM, ojab wrote: Ideally with description of tha hang. Are there any messages (if you disable splash and enable debug)? Do keyboard LEDs blink? Especially architecture. Then do you have serial

Re: too many timer retries happen when do local timer swtich with broadcast timer

2013-02-22 Thread Santosh Shilimkar
On Friday 22 February 2013 04:01 PM, Lorenzo Pieralisi wrote: On Fri, Feb 22, 2013 at 10:24:00AM +, Thomas Gleixner wrote: On Fri, 22 Feb 2013, Santosh Shilimkar wrote: BTW, Lorenzo off-list mentioned to me about warning in boot-up which I missed while testing your patch. It will take bit

Re: [stable-request] [Bisected] Kernel 3.8 hangs on boot

2013-02-22 Thread Jiri Slaby
On 02/22/2013 12:01 PM, Jiri Slaby wrote: On 02/22/2013 10:53 AM, ojab wrote: On 22.02.2013 13:25, Jiri Slaby wrote: On 02/22/2013 07:32 AM, ojab wrote: Ideally with description of tha hang. Are there any messages (if you disable splash and enable debug)? Do keyboard LEDs blink?

[ stable-3.0] x86/apic: Work around boot failure on HP ProLiant DL980 G7 Server systems

2013-02-22 Thread Zhang, Lin-Bao (Linux Kernel RD)
Hi Greg, I am very pleased to see this patch has been put into 3.8,3.7.9,and 3.4.4. thanks for your works. Do you have any plan to put it into stable-3.0.y version ? and other mainline ,such as 3.1.x,3.2.x,3.3.x ,etc. afterwards ? I see 3.0.66 is just released 8 hours ago, but without

Re: [RFC][PATCH] Entropy generator with 100 kB/s throughput

2013-02-22 Thread Nick Kossifidis
I'm so sorry, something went terribly wrong with gmail/thunderbird :-( 2013/2/22 Nick Kossifidis mickfl...@gmail.com: Hello all, It's nice to see there is still discussion on the matter of using cpu timings for entropy. In general using cpu timings for gathering entropy is a nice idea but

Re: thermal governor: does it actually work??

2013-02-22 Thread Borislav Petkov
On Fri, Feb 22, 2013 at 06:33:04AM +0100, Peter Feuerer wrote: Adding Boris, sorry, I can't do anything currently, I'm down with influenza. Oh, sorry to hear that - gute Besserung! :-) Sure, I'll take a look, Zhang's idea made sense to me, let me try it out. -- Regards/Gruss, Boris.

Re: [PATCH 8/8] ARM: smp: Remove local timer API

2013-02-22 Thread Mark Rutland
Hi Stephen, One thing that struck me when I was fiddling with the broadcast mechanism was that it should be possible to have a generic dummy timer implementation. As long as the architecture calls notifiers at the appropriate times, it should look like any other timer driver (apart from not

Re: [PATCH] slub: correctly bootstrap boot caches

2013-02-22 Thread Kamezawa Hiroyuki
(2013/02/22 19:30), Glauber Costa wrote: After we create a boot cache, we may allocate from it until it is bootstraped. This will move the page from the partial list to the cpu slab list. If this happens, the loop: list_for_each_entry(p, n-partial, lru) that we use to scan for all

RE: [PATCH v3] mmc: dw_mmc: Add MSHC compatible for Exynos4412

2013-02-22 Thread Seungwon Jeon
On Friday, February 22, 2013, Dongjin Kim wrote: Hello Seungwon, OK, I will change the commit message. And I also think Alim's idea is good but need more detail about functional features of Synopsis' IP. Yes, Alim gave good suggestions. It would be useful. But I think it's close to platform

Re: [PATCH v3 resend] procfs: Improve Scaling in proc

2013-02-22 Thread Zheng Huai Cheng
在 2013年2月16日星期六UTC+8上午4时49分15秒,Nathan Zimmer写道: I am currently tracking a hotlock reported by a customer on a large system, 512 cores. I am currently running 3.8-rc7 but the issue looks like it has been this way for a very long time. The offending lock is

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