Re: Out of memory on 3.5 kernels

2012-09-24 Thread David Rientjes
On Fri, 21 Sep 2012, Nico Schottelius wrote: Active / Total Objects (% used): 1165130 / 1198087 (97.2%) Active / Total Slabs (% used) : 81027 / 81027 (100.0%) Active / Total Caches (% used) : 69 / 101 (68.3%) Active / Total Size (% used) : 1237249.81K / 1246521.94K

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Sasha Levin
3.6.0-rc6-next-20120924-sasha-00030-g71f256c #5 [ 212.200142] Call Trace: [ 212.200146] [810799da] ? cpu_idle+0x12a/0x1f0 [ 212.200150] [811078b6] warn_slowpath_common+0x86/0xb0 [ 212.200153] [811079a5] warn_slowpath_null+0x15/0x20 [ 212.200156] [810799da

linux-next: bluetooth tree rewritten after being merged

2012-09-24 Thread Stephen Rothwell
Hi Gustavo, John, The bluetooth tree has been merged into the wireless tree (which is its normal path to Linus), but since that merge, the top four commits in the bluetooth tree have been rewritten. So now there will be two version of those commits in linux-next (and eventually Linus' tree, if

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Sasha Levin
On 09/25/2012 12:47 AM, Sasha Levin wrote: - While I no longer see the warnings I've originally noticed, if I run with Paul's last debug patch I see the following warning: Correction: Original warnings are still there, they just got buried in the huge spew that was caused by additional debug

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Frederic Weisbecker
2012/9/25 Sasha Levin levinsasha...@gmail.com: On 09/25/2012 12:47 AM, Sasha Levin wrote: - While I no longer see the warnings I've originally noticed, if I run with Paul's last debug patch I see the following warning: Correction: Original warnings are still there, they just got buried in

Re: [PATCH v3 07/26] block: Use bio_sectors() more consistently

2012-09-24 Thread Kent Overstreet
On Mon, Sep 24, 2012 at 07:04:50PM -0400, Jim Paris wrote: Kent Overstreet wrote: Bunch of places in the code weren't using it where they could be - this'll reduce the size of the patch that puts bi_sector/bi_size/bi_idx into a struct bvec_iter. Signed-off-by: Kent Overstreet

Re: [PATCH v3 07/26] block: Use bio_sectors() more consistently

2012-09-24 Thread Jim Paris
Kent Overstreet wrote: Bunch of places in the code weren't using it where they could be - this'll reduce the size of the patch that puts bi_sector/bi_size/bi_idx into a struct bvec_iter. Signed-off-by: Kent Overstreet koverstr...@google.com CC: Jens Axboe ax...@kernel.dk CC: Ed L. Cashin

[RFC PATCH] x86-32: Start out eflags and cr4 clean

2012-09-24 Thread H. Peter Anvin
From: H. Peter Anvin h...@linux.intel.com %cr4 is supposed to reflect a set of features into which the operating system is opting in. If the BIOS or bootloader leaks bits here, this is not desirable. Consider a bootloader passing in %cr4.pae set to a legacy paging kernel, for example -- it will

Re: RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)

2012-09-24 Thread Francois Romieu
Thanasis thana...@asyr.hopto.org : Attached the whole log so far. (the process looks stuck anyway for more than 30 min at the same point) You don't need to wait that long. I have updated git://violet.fr.zoreil.com/romieu/r8169 with a '3.2.r8169.backport' branch. You can remove your existing

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Frederic Weisbecker
-20120924-sasha-00030-g71f256c #5 [ 168.710034] Call Trace: [ 168.710034] IRQ [811c737a] ? rcu_eqs_exit_common+0x4a/0x3a0 [ 168.710034] [811078b6] warn_slowpath_common+0x86/0xb0 [ 168.710034] [811079a5] warn_slowpath_null+0x15/0x20 [ 168.710034] [811c737a

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

2012-09-24 Thread NeilBrown
On Mon, 24 Sep 2012 17:35:34 +0900 Namhyung Kim namhy...@kernel.org wrote: Hi, On Mon, 24 Sep 2012 14:56:39 +1000, 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

Re: [alsa-devel] [PATCH v3 00/15] ASoC: OMAP: Convert to use dmaengine

2012-09-24 Thread Ricardo Neri
Hi Peter, Mark, On 09/14/2012 07:05 AM, Peter Ujfalusi wrote: Hello, Changes since v2: - As it has been discussed the no_wakeup parameter has been replaced with flags for the dmaengine APIs Changes since v1: - Support for pause/resume for OMAP audio via dmaengine - dmaengine: support for

Re: [Patch v4] ezusb: move ezusb.c from drivers/usb/serial to drivers/usb/misc

2012-09-24 Thread Rene Buergel
ERROR: ezusb_fx1_ihex_firmware_download [drivers/usb/serial/whiteheat.ko] undefined! ERROR: ezusb_fx1_ihex_firmware_download [drivers/usb/serial/keyspan_pda.ko] undefined! ERROR: ezusb_fx1_set_reset [drivers/usb/serial/keyspan_pda.ko] undefined! ERROR: ezusb_fx1_ihex_firmware_download

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Frederic Weisbecker
, comm: trinity-child65 Tainted: GW 3.6.0-rc6-next-20120924-sasha-00030-g71f256c #5 [ 168.710034] Call Trace: [ 168.710034] IRQ [811c737a] ? rcu_eqs_exit_common+0x4a/0x3a0 [ 168.710034] [811078b6] warn_slowpath_common+0x86/0xb0 [ 168.710034] [811079a5

Re: [PATCH v4] trace: Move trace event enable from fs_initcall to core_initcall

2012-09-24 Thread Steven Rostedt
On Mon, 2012-09-24 at 14:23 -0300, Ezequiel Garcia wrote: Did you have time to take a look into this? Will you be able to add it for your v3.7 pull request? Let me know if there's something I should redo. Yeah, I have it queued up for my test set of tests. If it passes, I'll push it towards

Re: linux-next: bluetooth tree rewritten after being merged

2012-09-24 Thread Gustavo Padovan
Hi Stephen, * Stephen Rothwell s...@canb.auug.org.au [2012-09-25 08:51:13 +1000]: Hi Gustavo, John, The bluetooth tree has been merged into the wireless tree (which is its normal path to Linus), but since that merge, the top four commits in the bluetooth tree have been rewritten. So now

Re: [RFC/PATCH v2] ia64, SR870, EFI bug breaks ata_piix, uninitialized ICH4 IDE EXBAR mem resource

2012-09-24 Thread Bjorn Helgaas
On Mon, Sep 24, 2012 at 07:09:12PM +0200, Stephan Schreiber wrote: Mpfff, there aren't many replies; seems I didn't satisfy what you want to have... At first I want to mention that I just want to help the Debian project and started testing Debian Wheezy my old ia64 box. Thanks, I really

[PATCH] block: export trace_block_unplug

2012-09-24 Thread NeilBrown
Hi Jens, is there any chance this can be in the next merge window? I'm adding block tracing to md and found I need another export. Thanks, NeilBrown This allows stacked devices (like md/raid5) to provide blktrace tracing, including unplug events. Reported-by: Fengguang Wu

Re: [PATCH 22/30] perf tools: bfd.h/libbfd detection fails with recent binutils

2012-09-24 Thread Mike Frysinger
On Monday 24 September 2012 11:59:36 Arnaldo Carvalho de Melo wrote: --- a/tools/perf/Makefile +++ b/tools/perf/Makefile - FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd + FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -DPACKAGE='perf' - in this case, if

[GIT PULL] Asymmetric keys and module signing

2012-09-24 Thread David Howells
Hi Herbert, Rusty, Here are my latest module signing patches on top of the asymmetric key crypto patches, which I hope Herbert will consider taking, at least from the crypto-keys-post-KS branch:

Re: [GIT PULL] Asymmetric keys and module signing

2012-09-24 Thread David Howells
David Howells dhowe...@redhat.com wrote: Note, this implementation of the X.509 certificate parser uses a couple of patterns to drive a reusable ASN.1 decoder. I do, however, have a direct in-line decoder implementation also that can only decode X.509 certs. The stack space usage is

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

2012-09-24 Thread Haicheng Li
From 898e3214b3406c620571cedf704719784b0df049 Mon Sep 17 00:00:00 2001 From: Haicheng Li haicheng...@linux.intel.com Date: Mon, 24 Sep 2012 15:52:30 +0800 Subject: [PATCH 1/2] Fix build error caused by broken PCH_PTP module dependency. The .config is: CONFIG_PCH_GBE=y

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

2012-09-24 Thread Haicheng Li
From 5911413366d37aafcc19ddfc9c0f2db31855431e Mon Sep 17 00:00:00 2001 From: Haicheng Li haicheng...@linux.intel.com Date: Mon, 24 Sep 2012 15:55:27 +0800 Subject: [PATCH 2/2] Fix a typo in PTP_1588_CLOCK_PCH Kconfig help info. Signed-off-by: Haicheng Li haicheng@gmail.com ---

Re: Btrfs: check range early in map_private_extent_buffer

2012-09-24 Thread Wang Sheng-Hui
On 2012年09月25日 00:17, David Sterba wrote: On Mon, Sep 24, 2012 at 12:38:07PM +0800, Wang Sheng-Hui wrote: Check range early to avoid further check/compute in case of range error. Signed-off-by: Wang Sheng-Hui shh...@gmail.com --- fs/btrfs/extent_io.c | 16 1 files

Re: [PATCH v10 3/5] virtio_balloon: introduce migration primitives to balloon pages

2012-09-24 Thread Michael S. Tsirkin
On Mon, Sep 17, 2012 at 01:38:18PM -0300, Rafael Aquini wrote: Memory fragmentation introduced by ballooning might reduce significantly the number of 2MB contiguous memory blocks that can be used within a guest, thus imposing performance penalties associated with the reduced number of

Re: linux-next: manual merge of the userns tree with the security tree

2012-09-24 Thread Stephen Rothwell
Hi Eric, On Mon, 24 Sep 2012 08:31:07 -0700 ebied...@xmission.com (Eric W. Biederman) wrote: Right. To work when user namespace support is enabled fowner needs be converted to a kuid_t as well. When I did a trial earlier this is what I wound up with. As long as user namespaces are not

Re: [PATCH v3 07/26] block: Use bio_sectors() more consistently

2012-09-24 Thread Ed Cashin
On Sep 24, 2012, at 6:34 PM, Kent Overstreet wrote: Bunch of places in the code weren't using it where they could be - this'll reduce the size of the patch that puts bi_sector/bi_size/bi_idx into a struct bvec_iter. The aoe changes look fine to me, thanks. -- Ed Cashin

Re: [PATCH v10 1/5] mm: introduce a common interface for balloon pages mobility

2012-09-24 Thread Michael S. Tsirkin
On Tue, Sep 18, 2012 at 01:24:21PM -0300, Rafael Aquini wrote: +static inline void assign_balloon_mapping(struct page *page, + struct address_space *mapping) +{ + page-mapping = mapping; + smp_wmb(); +} + +static inline void

Re: [PATCH] Thermal: Fix bug on generic thermal framework.

2012-09-24 Thread jonghwa3 . lee
On 2012년 09월 24일 17:57, Zhang Rui wrote: On 一, 2012-09-24 at 02:08 -0600, R, Durgadoss wrote: Hi, Patch is fine, but I think you have to re-base on top of Rui's -next branch here: git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux.git Also, adding Rui to this mail, not sure whether

Re: [PATCH v10 0/5] make balloon pages movable by compaction

2012-09-24 Thread Michael S. Tsirkin
On Mon, Sep 17, 2012 at 03:15:31PM -0700, Andrew Morton wrote: How can a patchset reach v10 and have zero Reviewed-by's? I think the problem is, this adds an API between mm and balloon device that is pretty complex: consider that previously we literally only used alloc_page, __free_page and

Re: arch/x86/lib/inat.c Error

2012-09-24 Thread Randy Dunlap
On 09/24/2012 04:04 PM, Franklin Wei wrote: Here it is On 9/24/12, Borislav Petkov b...@alien8.de wrote: On Sun, Sep 23, 2012 at 04:34:24PM -0400, Franklin Wei wrote: Something wrong with lines 29-86 Error message when compiling: CC arch/x86/lib/inat.o arch/x86/lib/inat.c: In

Re: [PATCH 2/6] ARM: dove: Fix tauros2 device tree init

2012-09-24 Thread Sebastian Hesselbarth
On 09/25/2012 02:02 AM, Sebastian Hesselbarth wrote: During the review process of dove DT patches, Tauros2 cache init call was changed and DT support added. This patch fixes the call to Tauros2 init and adds a DT node. Moreover, plat/irq.h include was missing from mach-dove/common.c. ... diff

Re: [PATCH v3 1/9] perf hists: Move hists_init() from util/evsel.c to util/hist.c

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 13:02:39 -0300, Arnaldo Carvalho de Melo wrote: Em Mon, Sep 24, 2012 at 11:24:03PM +0800, Feng Tang escreveu: Which looks more natural It is there to avoid dragging the hist code into the python binding :-\ Hmm... it's so hairy. Can't we do better? Thanks, Namhyung -- To

Re: [PATCH v3 1/2] writeback: add dirty_background_centisecs per bdi variable

2012-09-24 Thread Dave Chinner
On Thu, Sep 20, 2012 at 04:44:22PM +0800, Fengguang Wu wrote: [ CC FS and MM lists ] Patch looks good to me, however we need to be careful because it's introducing a new interface. So it's desirable to get some acks from the FS/MM developers. Thanks, Fengguang On Sun, Sep 16, 2012 at

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 12:12 -0700, Linus Torvalds wrote: On Mon, Sep 24, 2012 at 11:26 AM, Mike Galbraith efa...@gmx.de wrote: Aside from the cache pollution I recall having been mentioned, on my E5620, cross core is a tbench win over affine, cross thread is not. Oh, I agree with trying

Re: [PATCH 0/2] struct pid-ify autofs4

2012-09-24 Thread Ian Kent
On Mon, 2012-09-24 at 15:34 +0200, Miklos Szeredi wrote: Ian Kent ra...@themaw.net writes: On Fri, 2012-09-21 at 17:44 +0200, Miklos Szeredi wrote: Miklos Szeredi mik...@szeredi.hu writes: These two patches change autofs4 to store struct pid pointers instead of pid_t values.

linux-next: build warning after merge of the vfs tree

2012-09-24 Thread Stephen Rothwell
Hi Al, After merging the vfs tree, today's linux-next build (powerpc ppc64_defconfig) produced this warning: kernel/events/core.c: In function 'perf_ioctl': kernel/events/core.c:3285:17: warning: 'output.file' may be used uninitialized in this function [-Wuninitialized]

Re: [PATCH v3 3/9] perf script: Add more filter to find_scripts()

2012-09-24 Thread Namhyung Kim
Hi Feng, On Mon, 24 Sep 2012 23:24:05 +0800, Feng Tang wrote: As suggested by Arnaldo, many scripts have their own usages and need capture specific events or tracepoints, so only those scripts whose targe events match the events in current perf data file should be listed in the script browser

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 21:20 +0200, Borislav Petkov wrote: On Mon, Sep 24, 2012 at 12:12:18PM -0700, Linus Torvalds wrote: On Mon, Sep 24, 2012 at 11:26 AM, Mike Galbraith efa...@gmx.de wrote: Aside from the cache pollution I recall having been mentioned, on my E5620, cross core is a

Re: [PATCH] Thermal: Fix bug on generic thermal framework.

2012-09-24 Thread Zhang Rui
On 二, 2012-09-25 at 10:12 +0900, jonghwa3@samsung.com wrote: On 2012년 09월 24일 17:57, Zhang Rui wrote: On 一, 2012-09-24 at 02:08 -0600, R, Durgadoss wrote: Hi, Patch is fine, but I think you have to re-base on top of Rui's -next branch here:

[PATCH v2 1/2] btrfs-progs: Close file descriptor on exit

2012-09-24 Thread zwu . kernel
From: Zhi Yong Wu wu...@linux.vnet.ibm.com Need to close fd on exit. Signed-off-by: Zhi Yong Wu wu...@linux.vnet.ibm.com --- cmds-filesystem.c | 10 -- 1 files changed, 8 insertions(+), 2 deletions(-) diff --git a/cmds-filesystem.c b/cmds-filesystem.c index b1457de..e62c4fd 100644

[PATCH v2 2/2] btrfs-progs: Fix up memory leakage

2012-09-24 Thread zwu . kernel
From: Zhi Yong Wu wu...@linux.vnet.ibm.com Some code pathes forget to free memory on exit. Changelog from v1: Fix the variable is used uncorrectly. [Ram Pai] Signed-off-by: Zhi Yong Wu wu...@linux.vnet.ibm.com --- cmds-filesystem.c |6 -- 1 files changed, 4 insertions(+), 2

[resend][PATCH v2 0/2] btrfs-progs: some bugfixes

2012-09-24 Thread zwu . kernel
From: Zhi Yong Wu wu...@linux.vnet.ibm.com Some misc bugs are found when i work on other tasks. Now send out them for interview, thanks. Zhi Yong Wu (2): btrfs-progs: Close file descriptor on exit btrfs-progs: Fix up memory leakage cmds-filesystem.c | 16 1 files

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

2012-09-24 Thread Linus Torvalds
On Mon, Sep 24, 2012 at 6:57 PM, Mike Galbraith efa...@gmx.de wrote: If those L2 siblings are cores, oh yeah. Do any modern packages have multi-core shared L2? The upcoming AMD steamroller is supposed to have enough of separation between the cores sharing the L2 cache to probably be worth

Re: [PATCH v3 7/9] perf header: Add check_perf_magic() func

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 23:24:09 +0800, Feng Tang wrote: [snip] +/* Return 0 if matched */ +int check_perf_magic(u64 magic) +{ + if (!memcmp(magic, __perf_magic1, sizeof(magic)) + || magic == __perf_magic2 + || magic == __perf_magic2_sw) + return 0; + +

Re: [PATCH v3 8/9] perf hists browser: Add option for runtime switching perf data file

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 23:24:10 +0800, Feng Tang wrote: [snip] + if (!check_perf_magic(magic)) { + options[nr_options] = strdup(name); + abs_path[nr_options++] = strdup(path); Need to check return values. + } +

[PATCH] perf test: Fix build failure

2012-09-24 Thread Namhyung Kim
From: Namhyung Kim namhyung@lge.com The commit 6a6cd11d4e57 (perf test: Add test for the sched tracepoint format fields) added following build error: CC builtin-test.o builtin-test.c: In function ‘perf_evsel__test_field’: builtin-test.c:1216:6: error: variable ‘ret’ set but not used

linux-next: manual merge of the net-next tree with the net tree

2012-09-24 Thread Stephen Rothwell
Hi all, Today's linux-next merge of the net-next tree got a conflict in net/ipv4/raw.c between commit ab43ed8b7490 (ipv4: raw: fix icmp_filter ()) from the net tree and commit 5640f7685831 (net: use a per task frag allocator) from the net-next tree. They are basically the same patch (for this

Re: [PATCH] Update sched_domains_numa_masks when new cpus are onlined.

2012-09-24 Thread Tang Chen
Hi Peter: Thanks for commenting this patch. :) On 09/24/2012 05:38 PM, Peter Zijlstra wrote: Why are you cc'ing x86 and numa folks but not a single scheduler person when you're patching scheduler stuff? First of all, I'm sorry for this. I thought it was a NUMA or memory related problem. And

Re: [PATCH] Update sched_domains_numa_masks when new cpus are onlined.

2012-09-24 Thread Tang Chen
On 09/24/2012 05:57 PM, Srivatsa S. Bhat wrote: On 09/24/2012 03:08 PM, Peter Zijlstra wrote: + hotcpu_notifier(sched_domains_numa_masks_update, CPU_PRI_SCHED_ACTIVE); hotcpu_notifier(cpuset_cpu_active, CPU_PRI_CPUSET_ACTIVE); hotcpu_notifier(cpuset_cpu_inactive,

[PATCH] perf session: Add perf_session__delete_env

2012-09-24 Thread Namhyung Kim
From: Namhyung Kim namhyung@lge.com The perf session environment information was saved (so allocated) during perf_session__open, but was not freed. As free(3) handles NULL pointer input properly it won't cause a issue for writing modes - e.g. perf record. Signed-off-by: Namhyung Kim

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 19:11 -0700, Linus Torvalds wrote: In the not-so-distant past, we had the intel Dunnington Xeon, which was iirc basically three Core 2 duo's bolted together (ie three clusters of two cores sharing L2, and a fully shared L3). So that was a true multi-core with fairly big

Re: [patch for-3.6] fs, debugfs: fix race in u32_array_read and allocate array at open

2012-09-24 Thread Raghavendra K T
On 09/25/2012 03:56 AM, David Rientjes wrote: On Fri, 21 Sep 2012, Raghavendra K T wrote: I think you meant we can read data only once. second time onwards we don't see any data. (except when fd is forked by child/ races in threads). You can read(2) as many times as you want after it's

Re: [PATCH 0/2] struct pid-ify autofs4

2012-09-24 Thread Eric W. Biederman
Ian Kent ra...@themaw.net writes: On Mon, 2012-09-24 at 15:34 +0200, Miklos Szeredi wrote: Ian Kent ra...@themaw.net writes: On Fri, 2012-09-21 at 17:44 +0200, Miklos Szeredi wrote: Miklos Szeredi mik...@szeredi.hu writes: These two patches change autofs4 to store struct pid

Re: [PATCH] ahci: add a boot option to enable promise ahci

2012-09-24 Thread Jeff Garzik
On 09/23/2012 10:34 PM, Tony Hung - PTT 洪瑞嶸 wrote: linux-3.2.0/drivers/ata/ahci.c: In function 'hptiop_host_request_callback': Use min_t(size_t, ...) to fix. Signed-off-by: Tony Hung tony.h...@tw.promise.com --- diff --git a/linux-3.2.0/drivers/ata/ahci.c

Re: Work queue questions

2012-09-24 Thread anish singh
On Tue, Sep 25, 2012 at 1:38 AM, Tejun Heo t...@kernel.org wrote: Hello, On Mon, Sep 24, 2012 at 08:57:40PM +0100, Deepawali Verma wrote: May be I misunderstood, I read in the documentation about max_active. In this case, max_active is 1, but I created three workqueues, do you I see. Why

RE: [PATCH] Thermal: Fix bug on generic thermal framework.

2012-09-24 Thread R, Durgadoss
Hi Rui, Hi, Jonghwa, I still do not understand what the problem is. Say if a cooling device fails to bind, the thermal zone device would still work properly, just like the failure cooling device is not referenced in this thermal zone. thanks, rui Hi rui, No, it

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

2012-09-24 Thread Linus Torvalds
On Mon, Sep 24, 2012 at 7:49 PM, Mike Galbraith efa...@gmx.de wrote: Ah. That's what I did to select_idle_sibling() in a nutshell, converted the problematic large L3 packages into multiple ~core2duo pairs, modulo shared L2 'course. Bounce proof, and on Westmere, the jabbering back and forth

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 20:10 -0700, Linus Torvalds wrote: On Mon, Sep 24, 2012 at 7:49 PM, Mike Galbraith efa...@gmx.de wrote: Ah. That's what I did to select_idle_sibling() in a nutshell, converted the problematic large L3 packages into multiple ~core2duo pairs, modulo shared L2

Re: linux-next: Tree for Sept 24 (iommu)

2012-09-24 Thread Alex Williamson
On Mon, 2012-09-24 at 15:02 -0700, Randy Dunlap wrote: On 09/24/2012 07:53 AM, Stephen Rothwell wrote: Hi all, Today was a train wreck, with lots of new conflicts across several trees and a few build failures as well. Changes since 201209021: on i386:

Re: Load averages?

2012-09-24 Thread Charles Wang
The HZ you configured is 100, and cs is 350+ per second, so there will be 3.5cs per tick. This may cause loadavg caculation not correctly. This problem was discussed in the following link: https://lkml.org/lkml/2012/6/12/130 If your kernel alread has Peter's latest fix patch sched/nohz:

Re: [PATCH v3 3/3] tracing: format non-nanosec times from tsc clock without a decimal point.

2012-09-24 Thread Steven Rostedt
On Thu, 2012-09-20 at 15:52 -0700, David Sharp wrote: With the addition of the tsc clock, formatting timestamps to look like fractional seconds is misleading. Mark clocks as either in nanoseconds or not, and format non-nanosecond timestamps as decimal integers. I got this:

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

2012-09-24 Thread Stephen Rothwell
from next-20120924 for today. -- Cheers, Stephen Rothwells...@canb.auug.org.au pgp7fNOvyRu1C.pgp Description: PGP signature

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

2012-09-24 Thread Linus Torvalds
On Mon, Sep 24, 2012 at 8:20 PM, Mike Galbraith efa...@gmx.de wrote: Yes. Cross wiring traverse _start_ points should eliminate (well, damp) bounce as well without killing the 1:N latency/preempt benefits of large L3 packages. Yes, a test buddy first, then check the other cores in the

Re: [PATCH v4] trace,x86: add x86 irq vector tracepoints

2012-09-24 Thread H. Peter Anvin
On 09/21/2012 05:40 PM, Seiji Aguchi wrote: Those x86 specific ones are not really frequently raised vectors, so enabling them all won't affect performance and readability of the traces too much. ... except the cost can be reduced to zero *AND* be made into a more general

Re: [PATCH] Revert __d_unalias() should refuse to move mountpoints

2012-09-24 Thread Eric W. Biederman
Maarten Lankhorst maarten.lankho...@canonical.com writes: This reverts commit ee3efa91e240f513898050ef305a49a653c8ed90. Signed-off-by: Maarten Lankhorst maarten.lankho...@canonical.com My thread about the regression seemed to have been ignored, so I can only conclude nobody objects against

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 20:32 -0700, Linus Torvalds wrote: On Mon, Sep 24, 2012 at 8:20 PM, Mike Galbraith efa...@gmx.de wrote: Yes. Cross wiring traverse _start_ points should eliminate (well, damp) bounce as well without killing the 1:N latency/preempt benefits of large L3 packages.

Re: [PATCH 1/2] lib: Add early cpio decoder

2012-09-24 Thread H. Peter Anvin
On 09/21/2012 05:51 AM, Thomas Renninger wrote: I guess I understand the first part, not sure about the last left off bit. Multiple sources means bootloader already points to multiple sources, right? This is somewhat out of scope as this would need both, bootloader and kernel adjustings.

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

2012-09-24 Thread Stephen Rothwell
the mfd tree from next-20120924 for today. -- Cheers, Stephen Rothwells...@canb.auug.org.au pgpTlOrMtgejr.pgp Description: PGP signature

[PATCH] memory: emif: Add ifdef CONFIG_DEBUG_FS guard for emif_debugfs_[init|exit]

2012-09-24 Thread Axel Lin
Add ifdef CONFIG_DEBUG_FS guard for emif_debugfs_[init|exit], and adds stub functions for the case CONFIG_DEBUG_FS is not set. When CONFIG_DEBUG_FS is enabled, debugfs_create_dir and debugfs_create_file return NULL on failure, fix it. Signed-off-by: Axel Lin axel@ingics.com ---

[RFC GIT PULL rcu/next] RCU commits for 3.7

2012-09-24 Thread Paul E. McKenney
Hello, Ingo, This is an RFC pull for two reasons: 1. We are currently chasing down some problems with the adaptive-idle commits, with Frederic Weisbecker and Sasha Levin doing the heavy lifting on this. We are likely to have fixes in a day or two, but in the

Re: [PATCHv4] virtio_console: Add support for remoteproc serial

2012-09-24 Thread Amit Shah
On (Mon) 24 Sep 2012 [23:50:01], Sjur BRENDELAND wrote: Hi Amit, I'm sorry for not being able to look at this earlier. No worries. I'll try to respin and retest this patch by tomorrow. If you by any chance could find time to review so could make it in time for 3.7 it would be great :-)

Re: RCU idle CPU detection is broken in linux-next

2012-09-24 Thread Paul E. McKenney
] WARNING: at kernel/rcutree.c:502 rcu_eqs_exit_common+0x4a/0x3a0() [ 168.710034] Pid: 7871, comm: trinity-child65 Tainted: GW 3.6.0-rc6-next-20120924-sasha-00030-g71f256c #5 [ 168.710034] Call Trace: [ 168.710034] IRQ [811c737a] ? rcu_eqs_exit_common+0x4a/0x3a0

Re: [SCSI PATCH] sd: max-retries becomes configurable

2012-09-24 Thread James Bottomley
On Mon, 2012-09-24 at 17:00 -0400, Jeff Garzik wrote: drivers/scsi/sd.c |4 drivers/scsi/sd.h |2 +- 2 files changed, 5 insertions(+), 1 deletion(-) I'm not opposed in principle to doing this (except that it should be a sysfs parameter like all our other controls), but what's

Re: linux-next: build failure after merge of the md tree

2012-09-24 Thread NeilBrown
14817e9a6dab (md/raid5: add blktrace calls). CONFIG_MD_RAID456=m I have used the md tree from next-20120924 for today. Thanks. I requires the following which I have already sent to Jens Axboe. I might pull my patch until this fix-up is resolve. Thanks, NeilBrown From

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

2012-09-24 Thread Mike Galbraith
On Mon, 2012-09-24 at 16:00 +0100, Mel Gorman wrote: On Fri, Sep 14, 2012 at 02:42:44PM -0700, Linus Torvalds wrote: On Fri, Sep 14, 2012 at 2:27 PM, Borislav Petkov b...@alien8.de wrote: as Nikolay says below, we have a regression in 3.6 with pgbench's benchmark in postgresql.

Re: [PATCH] Thermal: Fix bug on generic thermal framework.

2012-09-24 Thread jonghwa3 . lee
On 2012년 09월 25일 12:04, R, Durgadoss wrote: Hi Rui, Hi, Jonghwa, I still do not understand what the problem is. Say if a cooling device fails to bind, the thermal zone device would still work properly, just like the failure cooling device is not referenced in this thermal zone. thanks,

[PATCH] Staging:bcm: fix coding style error in InterfaceDld.c and InterfaceIdleMode.c

2012-09-24 Thread Gorskin Ilya
This is a patch to the InterfaceIdleMode.c, InterfaceDld.c files that fixes up a coding style errors found by the checkpatch.pl tool Signed-off-by: Ilya Gorskin reven...@gmail.com --- drivers/staging/bcm/InterfaceDld.c | 16 +-- drivers/staging/bcm/InterfaceIdleMode.c | 219

Re: [PATCH 27/30] tools lib traceevent: Carve out events format parsing routine

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 12:59:41 -0300, Arnaldo Carvalho de Melo wrote: From: Arnaldo Carvalho de Melo a...@redhat.com The pevent_parse_event() routine will parse a events/sys/tp/format file and add an event_format instance to the pevent struct. This patch introduces a pevent_parse_format()

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

2012-09-24 Thread Stephen Rothwell
) but reintroduced (presumably incorrectly) by commit d20801be3c11 (Merge branch 'master' into linux-next). I have used the pm tree from next-20120924 for today. -- Cheers, Stephen Rothwells...@canb.auug.org.au pgpe5cFN3xxZA.pgp Description: PGP signature

RE: [PATCH v2] pwm_backlight: Add device tree support for Low Threshold Brightness

2012-09-24 Thread Philip, Avinash
On Fri, Sep 21, 2012 at 23:13:39, Stephen Warren wrote: On 09/21/2012 12:03 AM, Philip, Avinash wrote: Hi Stephen, On Fri, Sep 21, 2012 at 10:46:45, Stephen Warren wrote: On 09/20/2012 10:51 PM, Philip, Avinash wrote: Some backlights perform poorly when driven by a PWM with a short

Re: [PATCH 28/30] perf evsel: Provide a new constructor for tracepoints

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 12:59:42 -0300, Arnaldo Carvalho de Melo wrote: From: Arnaldo Carvalho de Melo a...@redhat.com The existing constructor receives a perf_event_attr filled with the event type and the config. To reduce the boilerplate for tracepoints, provide a new constructor,

Re: [PATCH 29/30] perf test: Add test for the sched tracepoint format fields

2012-09-24 Thread Namhyung Kim
On Mon, 24 Sep 2012 12:59:43 -0300, Arnaldo Carvalho de Melo wrote: From: Arnaldo Carvalho de Melo a...@redhat.com So that we make sure the routines that do event format parsing are working on at least two well know scheduler tracepoints. It caused a build error and I posted a fix, please

RE: [PATCH] rtc: tps65910: Use platform_get_irq to get RTC irq details

2012-09-24 Thread Venu Byravarasu
-Original Message- From: Stephen Warren [mailto:swar...@wwwdotorg.org] Sent: Monday, September 24, 2012 10:54 PM To: Venu Byravarasu Cc: a...@linux-foundation.org; a.zu...@towertech.it; linux- ker...@vger.kernel.org; rtc-li...@googlegroups.com Subject: Re: [PATCH] rtc: tps65910: Use

Re: linux-next: build failure after merge of the md tree

2012-09-24 Thread Stephen Rothwell
Hi Neil, On Tue, 25 Sep 2012 14:10:05 +1000 NeilBrown ne...@suse.de wrote: I requires the following which I have already sent to Jens Axboe. I might pull my patch until this fix-up is resolve. Or just ask Jens if you can submit that patch through your tree (with his Ack) since you are the one

[PATCH 2/3] Staging:bcm: fix coding style error in InterfaceIsr.c

2012-09-24 Thread Gorskin Ilya
This is a patch to the InterfaceIsr.c file that fixes up a coding style issues found by the checkpatch.pl tool Signed-off-by: Ilya Gorskin reven...@gmail.com --- drivers/staging/bcm/InterfaceIsr.c | 178 + 1 file changed, 102 insertions(+), 76 deletions(-)

[PATCH 3/3] Staging:bcm: fix coding style error in InterfaceIsr.c

2012-09-24 Thread Gorskin Ilya
This is a patch to the InterfaceIsr.c file that fixes up a coding style issues found by the checkpatch.pl tool Signed-off-by: Ilya Gorskin reven...@gmail.com --- drivers/staging/bcm/InterfaceIsr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git

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

2012-09-24 Thread Namhyung Kim
Ping. Any comments for this? Arun, thanks for testing! Namhyung On Thu, 13 Sep 2012 16:19:56 +0900, Namhyung Kim wrote: Hi, This is my first attempt to implement cumulative hist period report. This work begins from Arun's SORT_INCLUSIVE patch [1] but I completely rewrote it from scratch.

Re: [2.6.38-3.x] [BUG] soft lockup - CPU#X stuck for 23s! (vfs, autofs, vserver)

2012-09-24 Thread Herbert Poetzl
On Mon, Sep 24, 2012 at 11:17:42AM -0700, Eric W. Biederman wrote: Herbert Poetzl herb...@13thfloor.at writes: On Mon, Sep 24, 2012 at 07:23:55AM +0200, Paweł Sikora wrote: On Sunday 23 of September 2012 18:10:30 Linus Torvalds wrote: On Sat, Sep 22, 2012 at 11:09 PM, Paweł Sikora

Re: linux-next: manual merge of the net-next tree with the net tree

2012-09-24 Thread Eric Dumazet
On Tue, 2012-09-25 at 12:34 +1000, Stephen Rothwell wrote: Hi all, Today's linux-next merge of the net-next tree got a conflict in net/ipv4/raw.c between commit ab43ed8b7490 (ipv4: raw: fix icmp_filter ()) from the net tree and commit 5640f7685831 (net: use a per task frag allocator) from

Re: [PATCH 3/3] perf ui/browser: Fix stale output of sorted result

2012-09-24 Thread Namhyung Kim
Hi Arnaldo, It seems it's not merged into your tree as I still can see this issue. Would you consider applying? Thanks, Namhyung On Fri, 14 Sep 2012 17:35:29 +0900, Namhyung Kim wrote: From: Namhyung Kim namhyung@lge.com The hist_entry__sort_snprintf() can return 0 if all of the sort

Re: linux-next: manual merge of the net-next tree with the net tree

2012-09-24 Thread David Miller
From: Eric Dumazet eric.duma...@gmail.com Date: Tue, 25 Sep 2012 07:10:42 +0200 Oops, my bad, net/ipv4/raw.c changes in 5640f7685831 (net: use a per task frag allocator) should not be there : I accidentally left a debugging version of the patch I sent to fix the icmp bug. Sorry David for

Re: [PATCH 2/6] ARM: dove: Fix tauros2 device tree init

2012-09-24 Thread Andrew Lunn
On Tue, Sep 25, 2012 at 03:22:04AM +0200, Sebastian Hesselbarth wrote: On 09/25/2012 02:02 AM, Sebastian Hesselbarth wrote: During the review process of dove DT patches, Tauros2 cache init call was changed and DT support added. This patch fixes the call to Tauros2 init and adds a DT node.

[3.6-rc7] switcheroo race with Intel HDA...

2012-09-24 Thread Daniel J Blueman
On my Macbook with a discrete Nvidia GPU, there is a race between selecting the integrated GPU and putting the discrete GPU into D3 [1], reliably causing a kernel oops [2]. Introducing a delay of ~1s between the calls prevents this. When the second 'OFF' write path executes, it looks like struct

Re: [SCSI PATCH] sd: max-retries becomes configurable

2012-09-24 Thread Jeff Garzik
On 09/25/2012 12:06 AM, James Bottomley wrote: On Mon, 2012-09-24 at 17:00 -0400, Jeff Garzik wrote: drivers/scsi/sd.c |4 drivers/scsi/sd.h |2 +- 2 files changed, 5 insertions(+), 1 deletion(-) I'm not opposed in principle to doing this (except that it should be a sysfs

linux-next: manual merge of the workqueues tree with the thermal tree

2012-09-24 Thread Stephen Rothwell
Hi Tejun, Today's linux-next merge of the workqueues tree got a conflict in drivers/thermal/thermal_sys.c between commit bc3f847a193d (Thermal: Remove throttling logic out of thermal_sys.c) from the thermal tree and commit 41f63c5359d1 (workqueue: use mod_delayed_work() instead of cancel + queue)

Re: linux-next: manual merge of the net-next tree with the net tree

2012-09-24 Thread Eric Dumazet
On Tue, 2012-09-25 at 01:13 -0400, David Miller wrote: From: Eric Dumazet eric.duma...@gmail.com Date: Tue, 25 Sep 2012 07:10:42 +0200 Oops, my bad, net/ipv4/raw.c changes in 5640f7685831 (net: use a per task frag allocator) should not be there : I accidentally left a debugging

Re: WARNING: at fs/inode.c:280 drop_nlink+0x31/0x33()

2012-09-24 Thread NeilBrown
On Wed, 29 Aug 2012 15:16:41 -0700 Jeff Layton jlay...@redhat.com wrote: This stack trace comes from cifs, not nfs. It's quite easy to trigger on NFS too. mount server:/path /mnt; exec 3 /mnt/foo ; rm /mnt/foo; rm /mnt/.nfs* ; exec 3- [634155.004438] WARNING: at

[PATCH v2] rtc: tps65910: Use platform_get_irq to get RTC irq details

2012-09-24 Thread Venu Byravarasu
As RTC driver needs only irq number from platform data, using platform_get_irq(), instead of generic dev_get_platdata(). Signed-off-by: Venu Byravarasu vbyravar...@nvidia.com --- delta from v1: Removed unrelated clean up done in the RTC driver, with patch #1. drivers/rtc/rtc-tps65910.c |5

Re: [PATCH v3 2/5] fat: allocate persistent inode numbers

2012-09-24 Thread Namjae Jeon
Hi OGAWA. It works fine. there is no estale error while memory reclaim. I will make patchset again as review comment and your suggestion (encode_fh, fat_getattr). Thanks! 2012/9/25, J. Bruce Fields bfie...@fieldses.org: On Tue, Sep 25, 2012 at 01:16:45AM +0900, OGAWA Hirofumi wrote: J. Bruce

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