Re: [PATCH V2 3/3] workqueue: Schedule work on non-idle cpu instead of current one

2012-09-28 Thread Viresh Kumar
On 27 September 2012 14:34, Viresh Kumar viresh.ku...@linaro.org wrote: Workqueues queues work on current cpu, if the caller haven't passed a preferred cpu. This may wake up an idle CPU, which is actually not required. This work can be processed by any CPU and so we must select a non-idle

Re: [PATCH 03/14] perf hists: Separate overhead and baseline columns

2012-09-28 Thread Namhyung Kim
On Thu, 27 Sep 2012 13:09:24 +0200, Jiri Olsa wrote: Currently the overhead and baseline columns are handled within single function and the distinction is made by 'baseline hists' pointer passed by 'struct perf_hpp::ptr'. Since hists pointer is now part of each hist_entry, it's possible to

Re: [PATCH 1/4] memory-hotplug: add memory_block_release

2012-09-28 Thread Ni zhan Chen
On 09/28/2012 11:45 AM, Yasuaki Ishimatsu wrote: Hi Kosaki-san, 2012/09/28 10:35, KOSAKI Motohiro wrote: On Thu, Sep 27, 2012 at 8:24 PM, Yasuaki Ishimatsu isimatu.yasu...@jp.fujitsu.com wrote: Hi Chen, 2012/09/27 19:20, Ni zhan Chen wrote: Hi Congyang, 2012/9/27 we...@cn.fujitsu.com

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread Rusty Russell
David Howells dhowe...@redhat.com writes: Hi Rusty, Could you pull my tree? David --- The following changes since commit eeea3ac912207dcf759b95b2b4c36f96bce583bf: Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc (2012-09-06 10:23:58 -0700)

[PATCH 2/2] modules: don't call eu-strip if it doesn't exist.

2012-09-28 Thread Rusty Russell
Signed-off-by: Rusty Russell ru...@rustcorp.com.au diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost index 90b1bb1..2a4d1a1 100644 --- a/scripts/Makefile.modpost +++ b/scripts/Makefile.modpost @@ -165,11 +165,13 @@ endif # We strip the module as best we can - note that using

[PATCH 1/2] modsign: don't use bashism in sh scripts.

2012-09-28 Thread Rusty Russell
Signed-off-by: Rusty Russell ru...@rustcorp.com.au diff --git a/scripts/sign-file b/scripts/sign-file index 1a472bb..e58e34e 100644 --- a/scripts/sign-file +++ b/scripts/sign-file @@ -10,7 +10,7 @@ scripts=`dirname $0` CONFIG_MODULE_SIG_SHA512=y if [ -r .config ] then -source ./.config +

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread Rusty Russell
David Howells dhowe...@redhat.com writes: Hi Rusty, Could you pull my tree? And after those three fixes, I still get all fail: [3.361036] Request for unknown module key 'Magrathea: Glacier signing key: 6 e03943da0f3b015ba6ed7f5e0cac4fe48680994' err -11

Re: [PATCH RFC 0/2] kvm: Improving undercommit,overcommit scenarios in PLE handler

2012-09-28 Thread Raghavendra K T
On 09/28/2012 11:15 AM, H. Peter Anvin wrote: On 09/27/2012 10:38 PM, Raghavendra K T wrote: + +bool kvm_overcommitted() +{ This better not be C... I think you meant I should have had like kvm_overcommitted(void) and (different function name perhaps) or is it the body of function? --

Re: [PATCH] x86: Distinguish TLB shootdown interrupts from other functions call interrupts

2012-09-28 Thread Alex Shi
On 09/28/2012 01:49 PM, H. Peter Anvin wrote: On 09/27/2012 12:02 AM, Alex Shi wrote: Peter: Maybe the patch doesn't looks perfect for this issue. So I am wondering if the following patch is better, if we don't care the irq_tlb was counted again in irq_call? Tomoki-san's patch looked

Re: [PATCH 06/14] perf tool: Add hpp interface to enable/disable hpp column

2012-09-28 Thread Namhyung Kim
On Thu, 27 Sep 2012 13:09:27 +0200, Jiri Olsa wrote: Adding perf_hpp__column_enable function to enable/disable hists column and removing diff command specific stuff 'need_pair and show_displacement' from hpp code. The diff command now enables/disables columns separately according to the user

Re: CMA broken in next-20120926

2012-09-28 Thread Thierry Reding
On Fri, Sep 28, 2012 at 02:43:30PM +0900, Minchan Kim wrote: On Thu, Sep 27, 2012 at 03:11:59PM -0700, Andrew Morton wrote: On Thu, 27 Sep 2012 13:29:11 +0200 Thierry Reding thierry.red...@avionic-design.de wrote: Hi Marek, any idea why CMA might be broken in next-20120926. I see

Re: [PATCH 1/4] memory-hotplug: add memory_block_release

2012-09-28 Thread Yasuaki Ishimatsu
Hi Chen, 2012/09/28 15:04, Ni zhan Chen wrote: On 09/28/2012 11:45 AM, Yasuaki Ishimatsu wrote: Hi Kosaki-san, 2012/09/28 10:35, KOSAKI Motohiro wrote: On Thu, Sep 27, 2012 at 8:24 PM, Yasuaki Ishimatsu isimatu.yasu...@jp.fujitsu.com wrote: Hi Chen, 2012/09/27 19:20, Ni zhan Chen wrote:

[tip:x86/mm] x86: Distinguish TLB shootdown interrupts from other functions call interrupts

2012-09-28 Thread tip-bot for Tomoki Sekiyama
Commit-ID: fd0f5869724ff6195c6e7f12f8287c66a132e0ba Gitweb: http://git.kernel.org/tip/fd0f5869724ff6195c6e7f12f8287c66a132e0ba Author: Tomoki Sekiyama tomoki.sekiyama...@hitachi.com AuthorDate: Wed, 26 Sep 2012 11:11:28 +0900 Committer: H. Peter Anvin h...@linux.intel.com CommitDate:

Re: [PATCH 1/4] memory-hotplug: add memory_block_release

2012-09-28 Thread Ni zhan Chen
On 09/28/2012 11:45 AM, Yasuaki Ishimatsu wrote: Hi Kosaki-san, 2012/09/28 10:35, KOSAKI Motohiro wrote: On Thu, Sep 27, 2012 at 8:24 PM, Yasuaki Ishimatsu isimatu.yasu...@jp.fujitsu.com wrote: Hi Chen, 2012/09/27 19:20, Ni zhan Chen wrote: Hi Congyang, 2012/9/27 we...@cn.fujitsu.com

[PATCH] loop: Make explicit loop device destruction lazy

2012-09-28 Thread Dave Chinner
From: Dave Chinner dchin...@redhat.com xfstests has always had random failures of tests due to loop devices failing to be torn down and hence leaving filesytems that cannot be unmounted. This causes test runs to immediately stop. Over the past 6 or 7 years we've added hacks like explicit unmount

Re: Re: 3.4.10 i915 [GM45] regression

2012-09-28 Thread Daniel Vetter
On Thu, Sep 27, 2012 at 10:25 PM, Greg KH gre...@linuxfoundation.org wrote: I think the conclusion looking at the bug report (https://bugs.freedesktop.org/show_bug.cgi?id=54575) is that the commit 0d8957c8a90bbb5d34fab9a304459448a5131e06 should be reverted on 3.4, please correct me if I'm

Re: [PATCH RFC 1/2] kvm: Handle undercommitted guest case in PLE handler

2012-09-28 Thread Raghavendra K T
On 09/28/2012 02:37 AM, Jiannan Ouyang wrote: On Thu, Sep 27, 2012 at 4:50 AM, Avi Kivity a...@redhat.com mailto:a...@redhat.com wrote: On 09/25/2012 04:43 PM, Jiannan Ouyang wrote: I've actually implemented this preempted_bitmap idea. Interesting, please share the code if you

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread Geert Uytterhoeven
On Wed, Sep 26, 2012 at 5:46 AM, Rusty Russell ru...@rustcorp.com.au wrote: You previously wrote: You can't compare them that easily. One has a FIPS-mode panic and the other doesn't. Do we want to panic if we reject an unsigned module in enforcing mode when we're in FIPS mode? It's a line

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

2012-09-28 Thread Stephen Rothwell
Hi Andrew, After merging the akpm tree, today's linux-next build (powerpc ppc64_defconfig) failed like this: fs/block_dev.c: In function 'set_blocksize': fs/block_dev.c:135:2: error: implicit declaration of function 'prio_tree_empty' [-Werror=implicit-function-declaration] Caused by commit

Re: [RESEND PATCH v4 0/2] ACPI: DBGP/DBG2 early console support for LPIA.

2012-09-28 Thread H. Peter Anvin
On 09/27/2012 10:36 PM, Lv Zheng wrote: Microsoft Debug Port Table (DBGP or DBG2) is used by the Windows SoC platforms to describe their debugging facilities. Recent Low Power Intel Architecture (LPIA) platforms have utilized this for the SPI UART debug ports that are resident on their debug

Re: [PATCH 1/2] Fix build error caused by broken PCH_PTP module dependency.

2012-09-28 Thread Haicheng Li
On 09/28/2012 06:09 AM, David Miller wrote: Look at how other people submit patches, do any other patch submissions look like your's having all of this metadata in the message body: I'm sorry for it. As for this specific patch: - depends on PTP_1588_CLOCK_PCH + depends on

Re: [PATCH v2] mfd: da9052-core: Use regmap_irq_get_virq() and fix the probe

2012-09-28 Thread Arnd Bergmann
On Friday 28 September 2012, Fabio Estevam wrote: --- Changes since v2: - Use regmap_irq_get_virq() instead of relying on irq_base This looks good. I also plan to convert the other da9052 drivers to use regmap_irq_get_virq(). Ok, I think they have to be submitted together though, because

Re: [PATCH 2/2] Fix a typo in PTP_1588_CLOCK_PCH Kconfig help info.

2012-09-28 Thread Haicheng Li
On 09/28/2012 06:06 AM, David Miller wrote: - will be called ptp_pch. + will be called by pch_ptp. The original sentence is correct, it is stating the name of the module that will be built not the module that will call it. You're right. Rather, the pch_ptp is what might need

Re: [PATCH 1/2] Fix build error caused by broken PCH_PTP module dependency.

2012-09-28 Thread David Miller
From: Haicheng Li haicheng...@linux.intel.com Date: Fri, 28 Sep 2012 14:41:43 +0800 On 09/28/2012 06:09 AM, David Miller wrote: Look at how other people submit patches, do any other patch submissions look like your's having all of this metadata in the message body: I'm sorry for it. As

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread Rusty Russell
Mimi Zohar zo...@linux.vnet.ibm.com writes: On Wed, 2012-09-26 at 13:16 +0930, Rusty Russell wrote: David Howells dhowe...@redhat.com writes: The module signing patches provide: - Some fixes to Rusty's patch. Also an additional patch to extend the policy handling for modules

Re: [PATCH v2] sound: Remove unnecessary semicolon

2012-09-28 Thread Dan Carpenter
On Thu, Sep 27, 2012 at 01:43:18PM +0200, Peter Senna Tschudin wrote: Remove unnecessary semicolon And: sound/drivers/vx/vx_pcm.c: Convert spaces into tab Found by http://coccinelle.lip6.fr/ Signed-off-by: Peter Senna Tschudin peter.se...@gmail.com --- Next time, could you put a

Re: [PATCH 1/2] Fix build error caused by broken PCH_PTP module dependency.

2012-09-28 Thread Haicheng Li
On 09/28/2012 02:46 PM, David Miller wrote: From: Haicheng Lihaicheng...@linux.intel.com Date: Fri, 28 Sep 2012 14:41:43 +0800 On 09/28/2012 06:09 AM, David Miller wrote: Look at how other people submit patches, do any other patch submissions look like your's having all of this metadata in

[PATCH] timers: Avoid finding cpu for migration of running timers in __mod_timer()

2012-09-28 Thread Viresh Kumar
Currently we don't support migration of currently running timers. Current code flow in __mod_timer() is: - Find a cpu where we should migrate the timer - Check if timer is currently running - If yes, don't migrate. In this process, the first step is a unnecessary activiy, if the timer is

Re: [RFC/PATCHSET 00/15] perf report: Add support to accumulate hist periods

2012-09-28 Thread Stephane Eranian
On Fri, Sep 28, 2012 at 7:49 AM, Namhyung Kim namhy...@kernel.org wrote: Hi Frederic, On Fri, 28 Sep 2012 01:01:48 +0200, Frederic Weisbecker wrote: When Arun was working on this, I asked him to explore if it could make sense to reuse the -b, --branch-stack perf report option. Because

Re: [PATCH scsi] Short the path length of scsi_cmd_to_driver()

2012-09-28 Thread Li Zhong
On Thu, 2012-09-27 at 13:43 -0400, Martin K. Petersen wrote: Li == Li Zhong zh...@linux.vnet.ibm.com writes: @@ -845,8 +844,11 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, scsi_eh_restore_cmnd(scmd, ses); -if (sdrv sdrv-eh_action) -

Re: [PATCH RFC 1/2] gpio: Add a block GPIO API to gpiolib

2012-09-28 Thread Roland Stigge
Hi! On 09/28/2012 04:47 AM, Jean-Christophe PLAGNIOL-VILLARD wrote: +Block GPIO (optional) +- + +The above described interface concentrates on handling single GPIOs. However, +in applications where it is critical to set several GPIOs at once, this +interface doesn't

[PATCH v2] pinctrl: clarify idle vs sleep states

2012-09-28 Thread Linus Walleij
From: Linus Walleij linus.wall...@linaro.org This pure documentation fix tries to align the idle and sleep pin states to the idle and suspend states from runtime PM. Cc: Patrice Chotard patrice.chot...@st.com Signed-off-by: Linus Walleij linus.wall...@linaro.org --- ChangeLog v1-v2: - I changed

Re: [PATCH 1/3] memory_hotplug: fix stale node_states[N_NORMAL_MEMORY]

2012-09-28 Thread Lai Jiangshan
On 09/27/2012 10:32 PM, Ni zhan Chen wrote: On 09/27/2012 02:47 PM, Lai Jiangshan wrote: Currently memory_hotplug only manages the node_states[N_HIGH_MEMORY], it forgets to manage node_states[N_NORMAL_MEMORY]. it causes node_states[N_NORMAL_MEMORY] becomes stale. We add

[GIT] Networking

2012-09-28 Thread David Miller
The most important bit here is the netfilter fix: 1) Netfilter xt_limit module can use uninitialized rules, from Jan Engelhardt. 2) Wei Yongjun has found several more spots where error pointers were treated as NULL/non-NULL and vice versa. 3) bnx2x was converted to pci_io{,un}map() but

[RFC PATCH 0/6] ACPI: ACPI 5.0 device enumeration proposal

2012-09-28 Thread Zhang Rui
Hi, all, I'm working on ACPI device enumeration support recently, and here is the proposal I made to enumerate devices via ACPI namespace. the main idea is that, for Serial Buses like I2C and SPI, we enumerate the controller as a platform device, and then enumerate the slaves via

Re: [PATCH] block: makes bio_split support bio without data

2012-09-28 Thread Shaohua Li
On Tue, Sep 25, 2012 at 02:51:54PM +0200, Jens Axboe wrote: On 09/24/2012 06:56 AM, NeilBrown wrote: Hi Jens, this patch has been sitting in my -next tree for a little while and I was hoping for it to go in for the next merge window. It simply allows bio_split() to be used on bios

Re: [PATCH 3/3] memory_hotplug: Don't modify the zone_start_pfn outside of zone_span_writelock()

2012-09-28 Thread Lai Jiangshan
Hi, KOSAKI On 09/28/2012 06:30 AM, KOSAKI Motohiro wrote: (9/27/12 2:47 AM), Lai Jiangshan wrote: The __add_zone() maybe call sleep-able init_currently_empty_zone() to init wait_table, This doesn't explain why sleepable is critical important. I think sleepable is jsut unrelated. The fact

[RFC PATCH 1/6] Introduce acpi_match_device_id().

2012-09-28 Thread Zhang Rui
From 72df5d1f51fb27a4ba7f70a3b07df759d32b8288 Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Thu, 27 Sep 2012 15:11:55 +0800 Subject: [RFC PATCH 1/6] Introduce acpi_match_device_id(). This API is used to check if a device id string is compatible with an ACPI device, either PNP

[RFC PATCH 2/6] Introduce ACPI style match in platform_match

2012-09-28 Thread Zhang Rui
From 5d7ecd12c2994b8c5905d52718c2870c3b62746e Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Fri, 28 Sep 2012 14:51:03 +0800 Subject: [RFC PATCH 2/6] Introduce ACPI style match in platform_match Signed-off-by: Zhang Rui rui.zh...@intel.com --- drivers/base/platform.c |8

[RFC PATCH 3/6] ACPI: introduce acpi_get_generic_resources

2012-09-28 Thread Zhang Rui
From 9a851d177794129a89f720c7122cb39fd163126b Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Fri, 28 Sep 2012 08:34:05 +0800 Subject: [RFC PATCH 3/6] ACPI: introduce acpi_get_generic_resources Introduce acpi_get_generic_resources() to convert ACPI style resources to struct

[RFC PATCH 4/6] Change i2c_register_board_info from __init to __devinit

2012-09-28 Thread Zhang Rui
From 34aa38e12c04544d89af2eae46de284dc8a03b8d Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Thu, 27 Sep 2012 15:42:23 +0800 Subject: [RFC PATCH 4/6] Change i2c_register_board_info from __init to __devinit. ACPI 5 supports enumerating I2C adapter and its slaves via ACPI

[RFC PATCH 5/6] ACPI: Introduce ACPI I2C controller enumeration driver

2012-09-28 Thread Zhang Rui
From 6077a62f2865201ab6727ca7d628ee5e43aa57e1 Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Fri, 24 Aug 2012 15:18:25 +0800 Subject: [RFC PATCH 5/6] ACPI: Introduce ACPI I2C controller enumeration driver This driver is able to 1) enumerate I2C controller via ACPI namespace

[RFC PATCH 6/6] Introduce INT33B1 I2C controller driver

2012-09-28 Thread Zhang Rui
From 817d814ecae91862f42a0447f455dae7f74cba27 Mon Sep 17 00:00:00 2001 From: Zhang Rui rui.zh...@intel.com Date: Fri, 24 Aug 2012 15:20:38 +0800 Subject: [RFC PATCH 6/6] Introduce INT33B1 I2C controller driver This is a dummy platform device driver to illustrate my idea about how a really I2C

Re: CMA broken in next-20120926

2012-09-28 Thread Peter Ujfalusi
On 09/28/2012 08:43 AM, Minchan Kim wrote: From 24a547855fa2bd4212a779cc73997837148310b3 Mon Sep 17 00:00:00 2001 From: Minchan Kim minc...@kernel.org Date: Fri, 28 Sep 2012 14:28:32 +0900 Subject: [PATCH] revert mm: compaction: iron out isolate_freepages_block() and

PROBLEM: Kernel 3.6.0-rc7 freezes up

2012-09-28 Thread Raj Upadhyaya
[1.] PROBLEM: Kernel 3.6.0-rc7 freezes up [2.] I downloaded the kernel from kernel.org and built 3.6.0-rc7. It freezes up early in the boot. I am able to see that the keyboard is active as Num Lock, Caps Lock and Ctrl-Alt-Delete still work. [3.] kernel [4.] 3.6.0-rc7 [5.] [6.] N/A [7.]

Re: [PATCH scsi] Short the path length of scsi_cmd_to_driver()

2012-09-28 Thread James Bottomley
On Thu, 2012-09-27 at 13:43 -0400, Martin K. Petersen wrote: Li == Li Zhong zh...@linux.vnet.ibm.com writes: @@ -845,8 +844,11 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, scsi_eh_restore_cmnd(scmd, ses); -if (sdrv sdrv-eh_action) -

Re: [PATCH 2/3] slub, hotplug: ignore unrelated node's hot-adding and hot-removing

2012-09-28 Thread Lai Jiangshan
HI, Christoph, KOSAKI SLAB always allocates kmem_list3 for all nodes(N_HIGH_MEMORY), also node bug/bad things happens. SLUB always requires kmem_cache_node on the correct node, so these fix is needed. SLAB uses for_each_online_node() to travel nodes and do maintain, and it tolerates kmem_list3

Re: [PATCH 3/3] memory_hotplug: Don't modify the zone_start_pfn outside of zone_span_writelock()

2012-09-28 Thread Lai Jiangshan
Hi, Chen, On 09/27/2012 09:19 PM, Ni zhan Chen wrote: On 09/27/2012 02:47 PM, Lai Jiangshan wrote: The __add_zone() maybe call sleep-able init_currently_empty_zone() to init wait_table, But this function also modifies the zone_start_pfn without any lock. It is bugy. So we move this

Re: [PATCH scsi] Add NULL checking of return value from scsi_cmd_to_driver()

2012-09-28 Thread James Bottomley
On Thu, 2012-09-27 at 13:41 -0400, Martin K. Petersen wrote: James == James Bottomley james.bottom...@hansenpartnership.com writes: I'm fine with having the eh action be triggered for FS requests only, if that's what you're asking? James Sort of ... I was thinking do it for all non

Re: [PATCH 01/11] kexec: introduce kexec_ops struct

2012-09-28 Thread Jan Beulich
On 27.09.12 at 20:06, Daniel Kiper daniel.ki...@oracle.com wrote: Some kexec/kdump implementations (e.g. Xen PVOPS) on different archs could not use default functions or require some changes in behavior of kexec/kdump generic code. To cope with that problem kexec_ops struct was introduced. It

Re: [PATCH] Do not change worker's running cpu in cmci_rediscover().

2012-09-28 Thread Lai Jiangshan
Add CC: Tejun Heo, Peter Zijlstra. Hi, Tejun This is a bug whose root cause is the same as https://bugzilla.kernel.org/show_bug.cgi?id=47301. Acked-by: Lai Jiangshan la...@cn.fujitsu.com thanks, Lai On 09/27/2012 05:19 PM, Tang Chen wrote: 1. cmci_rediscover() is only called by the

Re: [GIT PULL 0/3] perf/core improvements and fixes

2012-09-28 Thread Ingo Molnar
* Arnaldo Carvalho de Melo a...@infradead.org wrote: From: Arnaldo Carvalho de Melo acmeinfradead.org Hi Ingo, Please consider pulling, - Arnaldo The following changes since commit 9ec60972a38011ad8a5676f4cd5e51ac508c36b6: perf hists: Add missing period_* fields when

Re: [PATCH] slab: Ignore internal flags in cache creation

2012-09-28 Thread Glauber Costa
On 09/28/2012 02:56 AM, David Rientjes wrote: On Thu, 27 Sep 2012, Glauber Costa wrote: But I still don't see the big reason for your objection. If other allocator start using those bits, they would not be passed to kmem_cache_alloc anyway, right? So what would be the big problem in masking

[tip:sched/numa] mm: Optimize do_prot_none()

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 1a201bacffd9f7cbc0f9a3b790dcb8108336784d Gitweb: http://git.kernel.org/tip/1a201bacffd9f7cbc0f9a3b790dcb8108336784d Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Wed, 26 Sep 2012 16:05:01 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

Re: [PATCH 02/11] x86/kexec: Add extra pointers to transition page table PGD, PUD, PMD and PTE

2012-09-28 Thread Jan Beulich
On 27.09.12 at 20:06, Daniel Kiper daniel.ki...@oracle.com wrote: Some implementations (e.g. Xen PVOPS) could not use part of identity page table to construct transition page table. It means that they require separate PUDs, PMDs and PTEs for virtual and physical (identity) mapping. To

Re: CMA broken in next-20120926

2012-09-28 Thread Mel Gorman
On Fri, Sep 28, 2012 at 02:43:30PM +0900, Minchan Kim wrote: On Thu, Sep 27, 2012 at 03:11:59PM -0700, Andrew Morton wrote: On Thu, 27 Sep 2012 13:29:11 +0200 Thierry Reding thierry.red...@avionic-design.de wrote: Hi Marek, any idea why CMA might be broken in next-20120926. I see

[tip:sched/numa] sched, mm: Introduce tsk_home_node()

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 56c12cdbeaaaf38fbbfd4de355ea146ce52d8194 Gitweb: http://git.kernel.org/tip/56c12cdbeaaaf38fbbfd4de355ea146ce52d8194 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Sat, 3 Mar 2012 17:05:16 +0100 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

[tip:sched/numa] mm/mpol: Make mempolicy home-node aware

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: e9d5bc24d665271513842f569ebb402d082bc612 Gitweb: http://git.kernel.org/tip/e9d5bc24d665271513842f569ebb402d082bc612 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Sat, 3 Mar 2012 17:05:54 +0100 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

[tip:sched/numa] sched: Introduce sched_feat_numa()

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 8a264705bc0437236a6948ad3b15219006e52fc8 Gitweb: http://git.kernel.org/tip/8a264705bc0437236a6948ad3b15219006e52fc8 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Tue, 1 May 2012 23:47:08 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

[tip:sched/numa] sched: Make find_busiest_queue() a method

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 6aee56c2e1f3e90f5867cf3fd995b0e3f368d229 Gitweb: http://git.kernel.org/tip/6aee56c2e1f3e90f5867cf3fd995b0e3f368d229 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Sat, 3 Mar 2012 16:56:25 +0100 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread David Howells
Geert Uytterhoeven ge...@linux-m68k.org wrote: Just wondering, what's the advantage of doing panic over just rejecting the module? Panic is a DoS? FIPS mode is strange like that. David -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to

[tip:sched/numa] sched/numa: Implement NUMA home-node selection code

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 4ae834f767c59b42cdf2a5077a18388525ba78b2 Gitweb: http://git.kernel.org/tip/4ae834f767c59b42cdf2a5077a18388525ba78b2 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Mon, 16 Jul 2012 11:22:09 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

[tip:sched/numa] sched/numa: Detect 'big' processes

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 1b9fc936e56d62dfbb12ab4651c0432e91c10e2a Gitweb: http://git.kernel.org/tip/1b9fc936e56d62dfbb12ab4651c0432e91c10e2a Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Mon, 16 Jul 2012 13:08:54 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

[tip:sched/numa] sched/numa: Implement per task memory placement for 'big' processes

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: fa74ef9e42df04b671b77baf516012987da2034e Gitweb: http://git.kernel.org/tip/fa74ef9e42df04b671b77baf516012987da2034e Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Wed, 18 Jul 2012 22:06:47 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

Re: [RFC PATCH 11/12] workqueue: add WQ_CPU_INTENSIVE to system_long_wq

2012-09-28 Thread Lai Jiangshan
Hi, Tejun On 09/27/2012 02:38 AM, Tejun Heo wrote: On Thu, Sep 27, 2012 at 01:20:42AM +0800, Lai Jiangshan wrote: works in system_long_wq will be running long. add WQ_CPU_INTENSIVE to system_long_wq to avoid these kinds of works occupy the running wokers which delay the normal works. if

[tip:sched/numa] mm: Fold page::nid_last into page:: flags when possible

2012-09-28 Thread tip-bot for Peter Zijlstra
Commit-ID: 835e3cf29f4eeba6c5c8bcc188b2138029157938 Gitweb: http://git.kernel.org/tip/835e3cf29f4eeba6c5c8bcc188b2138029157938 Author: Peter Zijlstra a.p.zijls...@chello.nl AuthorDate: Mon, 13 Aug 2012 15:22:20 +0200 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012

Re: [PATCH 3/3] memory_hotplug: Don't modify the zone_start_pfn outside of zone_span_writelock()

2012-09-28 Thread Ni zhan Chen
On 09/28/2012 03:29 PM, Lai Jiangshan wrote: Hi, Chen, On 09/27/2012 09:19 PM, Ni zhan Chen wrote: On 09/27/2012 02:47 PM, Lai Jiangshan wrote: The __add_zone() maybe call sleep-able init_currently_empty_zone() to init wait_table, But this function also modifies the zone_start_pfn without

[PATCHv4 0/4] modem_shm: U8500 SHaRed Memory driver(SHRM)

2012-09-28 Thread Arun Murthy
In u8500 platform the communication between the APE(Application Processor) and the modem subsystem(CMT) is by means of a shared DDR. The series of patches include a protocol called ShaRed Memory(SHRM) protocol for communicating between the APE and the CMT. Interrupt generation registers in CMT and

[PATCHv4 4/4] Doc: Add u8500_shrm document

2012-09-28 Thread Arun Murthy
Add document for u8500 shared memory(shrm)and kernel Docbook. Signed-off-by: Arun Murthy arun.mur...@stericsson.com --- Documentation/DocBook/Makefile |2 +- Documentation/DocBook/shrm.tmpl| 125 Documentation/modem_shm/u8500_shrm.txt | 254

[PATCHv4 2/4] modem_shm: Register u8500 client for MAF

2012-09-28 Thread Arun Murthy
Register with Modem Access Framework(MAF) for u8500 platform. This will provide interface to enable and disable modem access and also provide the status. Signed-off-by: Arun Murthy arun.mur...@stericsson.com --- drivers/modem_shm/Kconfig | 11 + drivers/modem_shm/Makefile |1

[tip:sched/numa] mm, numa: Retry failed page migrations

2012-09-28 Thread tip-bot for Rik van Riel
Commit-ID: 7eaffe9d688041a66acac719aa7eaec23fb1f437 Gitweb: http://git.kernel.org/tip/7eaffe9d688041a66acac719aa7eaec23fb1f437 Author: Rik van Riel r...@redhat.com AuthorDate: Thu, 26 Jul 2012 13:54:25 -0400 Committer: Ingo Molnar mi...@kernel.org CommitDate: Thu, 27 Sep 2012 19:18:06

Re: CMA broken in next-20120926

2012-09-28 Thread Mel Gorman
On Fri, Sep 28, 2012 at 08:56:28AM +0100, Mel Gorman wrote: On Fri, Sep 28, 2012 at 02:43:30PM +0900, Minchan Kim wrote: On Thu, Sep 27, 2012 at 03:11:59PM -0700, Andrew Morton wrote: On Thu, 27 Sep 2012 13:29:11 +0200 Thierry Reding thierry.red...@avionic-design.de wrote: Hi

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread David Howells
Rusty Russell ru...@rustcorp.com.au wrote: And after those three fixes, I still get all fail: [3.361036] Request for unknown module key 'Magrathea: Glacier signing key: 6 e03943da0f3b015ba6ed7f5e0cac4fe48680994' err -11 Can you look back further in your kernel output, see if you can

Re: Re: [RFC v2 PATCH 04/21] x86: Avoid RCU warnings on slave CPUs

2012-09-28 Thread Tomoki Sekiyama
Hi Paul, Thank you for your comments, and sorry for my late reply. On 2012/09/21 2:34, Paul E. McKenney wrote: On Thu, Sep 06, 2012 at 08:27:40PM +0900, Tomoki Sekiyama wrote: Initialize rcu related variables to avoid warnings about RCU usage while slave CPUs is running specified functions.

[PATCHv4 1/4] modem_shm: Add Modem Access Framework

2012-09-28 Thread Arun Murthy
Adds Modem Access Framework, which allows for registering platform specific modem access mechanisms. The framework also exposes APIs for client drivers for getting and releasing access to modem, regardless of the underlying platform specific access mechanism. Signed-off-by: Arun Murthy

Re: [PATCH 06/11] x86/xen: Add i386 kexec/kdump implementation

2012-09-28 Thread Jan Beulich
On 27.09.12 at 20:06, Daniel Kiper daniel.ki...@oracle.com wrote: Add i386 kexec/kdump implementation. So this as well as the subsequent patch introduces quite a bit of duplicate code. The old 2.6.18 kernel had an initial pair of cleanup patches (attached in their forward ported form for

Re: [PATCH 2/2] modules: don't call eu-strip if it doesn't exist.

2012-09-28 Thread David Howells
Rusty Russell ru...@rustcorp.com.au wrote: Signed-off-by: Rusty Russell ru...@rustcorp.com.au Acked-by: David Howells dhowe...@redhat.com -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: [PATCH 1/2] modsign: don't use bashism in sh scripts.

2012-09-28 Thread David Howells
Rusty Russell ru...@rustcorp.com.au wrote: -source ./.config +. ./.config Does that make a difference? -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: kernel BUG at fs/buffer.c:3205 (stable 3.5.3)

2012-09-28 Thread Alexander Holler
Am 27.09.2012 22:05, schrieb Jan Kara: On Thu 27-09-12 20:01:00, Alexander Holler wrote: [ 111.087356] EXT4-fs (sdc1): mounted filesystem with ordered data mode. Opts: (null) [ 672.868948] CPU4: Core temperature above threshold, cpu clock throttled (total events = 1) [ 672.868949] CPU0: Core

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-28 Thread David Howells
Rusty Russell ru...@rustcorp.com.au wrote: warning: (MODULE_SIG) selects ASYMMETRIC_KEY_TYPE which has unmet direct dependencies (CRYPTO KEYS) Ah, I see: + select CONFIG_KEYS + select CONFIG_CRYPTO I fixed this commit, rather than go around again. Thanks. select is

Why hold device_lock when calling callback in pci_walk_bus?

2012-09-28 Thread Huang Ying
Hi, All, If my understanding were correct, device_lock is used to provide mutual exclusion between device probe/remove/suspend/resume etc. Why hold device_lock when calling callback in pci_walk_bus. This is introduced by the following commit. commit d71374dafbba7ec3f67371d3b7e9f6310a588808

[PATCH -tip 0/3] Move kprobes files under the kprobes directory

2012-09-28 Thread Masami Hiramatsu
Hi, Here are a series of patches to split ftrace-based kprobe part from arch/x86/kernel/kprobes.c and to move kprobes related files under arch/x86/kernel/kprobes/, according to Ingo's suggestion. https://lkml.org/lkml/2012/9/20/122 Thank you, --- Masami Hiramatsu (3): ftrace: Move

[PATCH -tip 2/3] kprobes/x86: Move ftrace-based kprobe code into kprobes-ftrace.c

2012-09-28 Thread Masami Hiramatsu
Split ftrace-based kprobes code from kprobes, and introduce CONFIG_(HAVE_)KPROBES_ON_FTRACE Kconfig flags. For the cleanup reason, this also moves kprobe_ftrace check into skip_singlestep. Signed-off-by: Masami Hiramatsu masami.hiramatsu...@hitachi.com Cc: Thomas Gleixner t...@linutronix.de Cc:

Re: [PATCH RFC 1/2] gpio: Add a block GPIO API to gpiolib

2012-09-28 Thread Jean-Christophe PLAGNIOL-VILLARD
On 09:14 Fri 28 Sep , Roland Stigge wrote: Hi! On 09/28/2012 04:47 AM, Jean-Christophe PLAGNIOL-VILLARD wrote: +Block GPIO (optional) +- + +The above described interface concentrates on handling single GPIOs. However, +in applications where it is

[PATCH -tip 1/3] ftrace: Move ARCH_SUPPORTS_FTRACE_SAVE_REGS in Kconfig

2012-09-28 Thread Masami Hiramatsu
Move SAVE_REGS support flag into Kconfig and rename it to CONFIG_DYNAMIC_FTRACE_WITH_REGS. This also introduces CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS which indicates the architecture depending part of ftrace has a code that saves full registers. On the other hand, CONFIG_DYNAMIC_FTRACE_WITH_REGS

Re: [PATCH] printk: drop ambiguous LOG_CONT flag

2012-09-28 Thread Jan H . Schönherr
Am 27.09.2012 18:04, schrieb Jan H. Schönherr: Am 27.09.2012 17:46, schrieb Jan H. Schönherr: If we say if LOG_CONT is set, this message continues the previous one, we can also say there is no prefix on this message. Then on the other hand, we would need a whatever comes next, it does not

RE: Why hold device_lock when calling callback in pci_walk_bus?

2012-09-28 Thread Zhang, Yanmin
Some error handling functions call pci_walk_bus. For example, pci-e aer. Here we lock the device, so the driver wouldn't detach from the device, as the cb might call driver's callback function. -Original Message- From: Huang, Ying Sent: Friday, September 28, 2012 4:15 PM To:

Re: [GIT PULL REQUEST] watchdog - v3.6-rc5 Fixes

2012-09-28 Thread Wim Van Sebroeck
Hi Murali, Wim, Could you take the watchdog davinci patch as well? http://www.mail-archive.com/davinci-linux-open-source@linux.davincidsp.com/msg23630.html I have tried 2 times to send the patch to the linux-watchdog list, but the server is rejecting it for some reason. The second

[PATCH] slub: init_kmem_cache_cpus() and put_cpu_partial() can be static

2012-09-28 Thread Fengguang Wu
Acked-by: Glauber Costa glom...@parallels.com Signed-off-by: Fengguang Wu fengguang...@intel.com --- mm/slub.c |4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- linux.orig/mm/slub.c2012-09-24 10:22:11.0 +0800 +++ linux/mm/slub.c 2012-09-28 16:31:31.987092387

[PATCH v4 0/8] perf tools: Add script browser and runtime data file switch

2012-09-28 Thread Feng Tang
Hi Arnaldo and all, This is a patch set mainly to add a browser for perf script, which will be integrated into the main hists and annotation browser. It also add the inital support for runtime perf data file switch in the 'perf report' window. Patch 1Add the global variable input_name patch

[PATCH v4 4/8] perf ui/browser: Integrate script browser into annotation browser

2012-09-28 Thread Feng Tang
Integrate the script browser into annotation, users can press function key 'r' to list all perf scripts and select one of them to run that script, the output will be shown in a separate browser. Signed-off-by: Feng Tang feng.t...@intel.com --- tools/perf/ui/browsers/annotate.c |6 ++ 1

Re: CMA broken in next-20120926

2012-09-28 Thread Mel Gorman
I hope this patch fixes the bug. If this patch fixes the problem but has some problem about description or someone has better idea, feel free to modify and resend to akpm, Please. A full revert is overkill. Can the following patch be tested as a potential replacement please? ---8--- mm:

Re: 20% performance drop on PostgreSQL 9.2 from kernel 3.5.3 to 3.6-rc5 on AMD chipsets - bisected

2012-09-28 Thread Peter Zijlstra
On Thu, 2012-09-27 at 12:40 -0700, Linus Torvalds wrote: I wonder about this comment, for example: * By using 'se' instead of 'curr' we penalize light tasks, so * they get preempted easier. That is, if 'se' 'curr' then * the resulting gran will be larger,

Re: [PATCH] scatterlist: refactor the sg_nents

2012-09-28 Thread Jens Axboe
On 2012-09-27 16:28, Maxim Levitsky wrote: Replace 'while' with 'for' as suggested by Tejun Heo Thanks, purtier :-) -- Jens Axboe -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

[PATCH v4 8/8] perf report: Enable the runtime switching of perf data file

2012-09-28 Thread Feng Tang
This is for tui browser only. This patch will check the returned key of tui hists browser, if it's K_SWITH_INPUT_DATA, then recreate a session for the new selected data file. Signed-off-by: Feng Tang feng.t...@intel.com --- tools/perf/builtin-report.c | 18 -- 1 files changed,

[PATCH v4 7/8] perf hists browser: Add option for runtime switching perf data file

2012-09-28 Thread Feng Tang
Based on perf report/top/scripts browser integration idea from acme. This will enable user to runtime switch the data file, when this option is selected, it will popup all the legal data files in current working directory, and the filename selected by user is saved in the global variable

[PATCH v4 3/8] perf ui/browser: Add a browser for perf script

2012-09-28 Thread Feng Tang
Create a script browser, so that user can check all the available scripts for current perf data file and run them inside the main perf report or annotation browsers, for all perf samples or for samples belong to one thread/symbol. Please be noted: current script browser is only for report use,

[PATCH v4 6/8] perf header: Add is_perf_magic() func

2012-09-28 Thread Feng Tang
With this function, other modules can basically check whether a file is a legal perf data file by checking its first 8 bytes against all possible perf magic numbers. Change the function name from check_perf_magic to more meaningful is_perf_magic as suggested by acme. Signed-off-by: Feng Tang

Re: [PATCH RFC 0/2] kvm: Improving undercommit,overcommit scenarios in PLE handler

2012-09-28 Thread Peter Zijlstra
On Fri, 2012-09-28 at 11:08 +0530, Raghavendra K T wrote: Peter, Can I post your patch with your from/sob.. in V2? Please let me know.. Yeah I guess ;-) -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More

Re: [PATCH] block: makes bio_split support bio without data

2012-09-28 Thread Jens Axboe
On 2012-09-28 09:36, Shaohua Li wrote: On Tue, Sep 25, 2012 at 02:51:54PM +0200, Jens Axboe wrote: On 09/24/2012 06:56 AM, NeilBrown wrote: Hi Jens, this patch has been sitting in my -next tree for a little while and I was hoping for it to go in for the next merge window. It simply

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