Re: [PATCH] dma: tegra: implement flags parameters for cyclic transfer

2013-01-07 Thread Laxman Dewangan
On Saturday 22 December 2012 02:23 AM, Stephen Warren wrote: On 12/20/2012 09:23 PM, Laxman Dewangan wrote: On Thursday 20 December 2012 10:16 PM, Stephen Warren wrote: On 12/19/2012 11:11 PM, Laxman Dewangan wrote: On Wednesday 19 December 2012 10:32 PM, Stephen Warren wrote: On 12/19/2012

Re: [PATCH 2/2] tracing: Use sched_clock_cpu for trace_clock_global

2013-01-07 Thread Steven Rostedt
On Thu, 2012-12-27 at 18:52 +0900, Namhyung Kim wrote: On Thu, 27 Dec 2012 11:49:45 +0900, Namhyung Kim wrote: From: Namhyung Kim namhyung@lge.com For systems have unstable sched_clock, all cpu_clock() does is enable/ disable local irq during call to sched_clock(). And for stable

Re: [PATCH] mm: compaction: fix echo 1 compact_memory return error issue

2013-01-07 Thread Mel Gorman
On Sun, Jan 06, 2013 at 03:44:33PM +0800, Jason Liu wrote: when run the folloing command under shell, it will return error sh/$ echo 1 /proc/sys/vm/compact_memory sh/$ sh: write error: Bad address After strace, I found the following log: ... write(1, 1\n, 2) = 3 write(1, ,

[PATCH] jump_label: constify jump_label_text_reserved and friends

2013-01-07 Thread Sasha Levin
jump_label_text_reserved() doesn't modify the memory it works on, it just checks whether there are any jump labels there. Constify the parameters of it to prevent warnings when working with it. Reviewed-by: Jamie Iles jamie.i...@oracle.com Signed-off-by: Sasha Levin sasha.le...@oracle.com ---

Re: [PATCH 3/3] tracing: Verify target file before registering a uprobe event

2013-01-07 Thread Steven Rostedt
On Fri, 2013-01-04 at 13:30 +0900, Namhyung Kim wrote: Hi, Steve. On Wed, 02 Jan 2013 17:50:38 -0500, Steven Rostedt wrote: From: Jovi Zhang bookj...@gmail.com Without this patch, we can register a uprobe event for a directory. Enabling such a uprobe event would fail anyway .

Re: [PATCH] omap_vout: find_vma() needs -mmap_sem held

2013-01-07 Thread Laurent Pinchart
Hi Mauro, On Sunday 06 January 2013 11:02:25 Mauro Carvalho Chehab wrote: Em Sat, 15 Dec 2012 20:38:29 + Al Viro escreveu: On Sat, Dec 15, 2012 at 08:12:37PM +, Al Viro wrote: Walking rbtree while it's modified is a Bad Idea(tm); besides, the result of find_vma() can be

[PATCH 0/2 v2] [GIT PULL][3.8] tracing: fixes

2013-01-07 Thread Steven Rostedt
Ingo, This is the same as the last git pull I made (tip/perf/urgent) but without the last patch, as there's some minor fixes required for that patch. Thanks, -- Steve Please pull the latest tip/perf/urgent-2 tree, which can be found at:

[PATCH 1/2 v2] ftrace: Be first to run code modification on modules

2013-01-07 Thread Steven Rostedt
From: Steven Rostedt srost...@redhat.com If some other kernel subsystem has a module notifier, and adds a kprobe to a ftrace mcount point (now that kprobes work on ftrace points), when the ftrace notifier runs it will fail and disable ftrace, as well as kprobes that are attached to ftrace points.

Re: [PATCH v4 05/18] perf: add minimal support for PERF_SAMPLE_WEIGHT

2013-01-07 Thread Stephane Eranian
Andi, I also think we should drop PERF_FORMAT_WEIGHT. You added it in your patch but there is no code to actually perform the read. Will remove it from your patch in my series. We can always add it later on. On Mon, Jan 7, 2013 at 2:27 PM, Jiri Olsa jo...@redhat.com wrote: On Mon, Jan 07, 2013

[PATCH 2/2 v2] tracing: Fix sparse warning with is_signed_type() macro

2013-01-07 Thread Steven Rostedt
From: Steven Rostedt srost...@redhat.com Sparse complains when is_signed_type() is used on a pointer. This macro is needed for the format output used for ftrace and perf, to know if a binary field is a signed type or not. The is_signed_type() macro is used against all fields that are recorded by

Re: [PATCH] omap_vout: find_vma() needs -mmap_sem held

2013-01-07 Thread Laurent Pinchart
Hi Mauro, On Sunday 06 January 2013 11:02:25 Mauro Carvalho Chehab wrote: Em Sat, 15 Dec 2012 20:38:29 + Al Viro escreveu: On Sat, Dec 15, 2012 at 08:12:37PM +, Al Viro wrote: Walking rbtree while it's modified is a Bad Idea(tm); besides, the result of find_vma() can be

Re: [RFC PATCH v1 25/31] ARC: [plat-arcfpga] Hooking up platform to ARC UART

2013-01-07 Thread Vineet Gupta
On Monday 07 January 2013 07:16 PM, Arnd Bergmann wrote: On Monday 07 January 2013, Vineet Gupta wrote: On Wednesday 07 November 2012 07:46 PM, Arnd Bergmann wrote: On Wednesday 07 November 2012, Vineet Gupta wrote: (1) Although I don't need the container fpga I'm forced to - because

Re: [PATCH] omap_vout: find_vma() needs -mmap_sem held

2013-01-07 Thread Laurent Pinchart
On Sunday 16 December 2012 20:04:46 Al Viro wrote: On Sun, Dec 16, 2012 at 09:01:10PM +0100, Paul Bolle wrote: + vma = find_vma(mm, virtp); } else if (vma (vma-vm_flags VM_IO) vma-vm_pgoff) { Shouldn't that line become if (vma (vma-vm_flags VM_IO) vma-vm_pgoff) {

Re: [PATCH 4/4 v3] net/smsc911x: Provide common clock functionality

2013-01-07 Thread Lee Jones
On Thu, 03 Jan 2013, Linus Walleij wrote: On Thu, Jan 3, 2013 at 12:14 PM, Lee Jones lee.jo...@linaro.org wrote: Some platforms provide clocks which require enabling before the SMSC911x chip will power on. This patch uses the new common clk framework to do just that. If no clock is

Re: [ 104/173] rt2x00: Dont let mac80211 send a BAR when an AMPDU subframe fails

2013-01-07 Thread Ben Hutchings
On Mon, 2013-01-07 at 09:10 +0100, Stanislaw Gruszka wrote: On Mon, Jan 07, 2013 at 09:05:32AM +0100, Stanislaw Gruszka wrote: To be clear, I have all of these in the queue: be03d4a45c09 rt2x00: Don't let mac80211 send a BAR when an AMPDU subframe fails 5b632fe85ec8 mac80211:

[PATCH 1/2] pinctrl/nomadik: simplify GPIO probe

2013-01-07 Thread Linus Walleij
From: Linus Walleij linus.wall...@linaro.org Instead of jumping to a label later in the probe just return with an error code whenever probe() fails. Make sure to remove the gpiochip on irqdomain error now that we're at it. Signed-off-by: Linus Walleij linus.wall...@linaro.org ---

[PATCH 2/2] pinctrl/nomadik: make independent of mach/irqs.h

2013-01-07 Thread Linus Walleij
From: Linus Walleij linus.wall...@linaro.org Some leftovers in the driver were using NOMADIK_* macros to translate the irq numbers to offsets, while the first base IRQ was already being passed from platform data, and the function setting the disable mask could just as well use the irqdomain.

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

2013-01-07 Thread Vinod Koul
On Mon, Jan 07, 2013 at 11:26:37AM +1100, Stephen Rothwell wrote: After merging the slave-dma tree, today's linux-next build (x86_64 allmodconfig) failed like this: Hi Stephen, I rebased the tree last night and messed up at two places. Viresh helped to fix one. I have pushed the fixed tree now.

Re: [PATCH 1/3] gpio: pca953x: make the register access by GPIO bank

2013-01-07 Thread Maxime Ripard
Hi Gregory, Le 06/01/2013 18:34, Gregory CLEMENT a écrit : +static int pca953x_write_regs(struct pca953x_chip *chip, int reg, u8 *val) { int ret = 0; if (chip-gpio_chip.ngpio = 8) - ret = i2c_smbus_write_byte_data(chip-client, reg, val); - else if

Re: [alsa-devel] [PATCH V2 2/2] ASoC: Davinci: machine: Add device tree binding

2013-01-07 Thread Mark Brown
On Mon, Jan 07, 2013 at 09:20:16AM +, Hebbar, Gururaja wrote: I will be looking into this now. To speed up the things, do you have any reference link/implementation which I can refer to? Any modern CODEC driver. I looked at the OMAP implementation but they are following the same

Re: [PATCH v2 1/5] virtio: add functions for piecewise addition of buffers

2013-01-07 Thread Paolo Bonzini
Il 07/01/2013 01:02, Rusty Russell ha scritto: Paolo Bonzini pbonz...@redhat.com writes: Il 02/01/2013 06:03, Rusty Russell ha scritto: Paolo Bonzini pbonz...@redhat.com writes: The virtqueue_add_buf function has two limitations: 1) it requires the caller to provide all the buffers in a

Re: Fix test relying in wrong behavior of is_printable

2013-01-07 Thread Jon Loeliger
Err, I can rework and resubmit to remove the comment, but the test doesn't = fail: $ make check | grep 'MyBoardName.*-t s.*compatible' fdtget-runtest.sh MyBoardName MyBoardFamilyName -t s label01.dts.fdtget.test.dtb / compatible: PASS As of today's pull. My build yields:

Re: [PATCH] jfs: avoid undefined behavior from left-shifting by 32 bits

2013-01-07 Thread Dave Kleikamp
On 01/05/2013 01:19 PM, Nickolai Zeldovich wrote: Shifting a 32-bit int by 32 bits is undefined behavior in C, and results in different behavior on different architectures (e.g., x86 and PowerPC). diAlloc() in fs/jfs/jfs_imap.c computes a mask using 0xu(32-bitno), which can left-shift

Re: [PATCH] mm: thp: Acquire the anon_vma rwsem for lock during split

2013-01-07 Thread Mel Gorman
On Fri, Jan 04, 2013 at 01:28:09PM -0800, Hugh Dickins wrote: I've added Alexander, Hillf and Alex to the Cc. On Fri, 4 Jan 2013, Mel Gorman wrote: Zhouping, please test this patch. Andrea and Hugh, any comments on whether this could be improved? Your patch itself looks just right to

Re: [RFC PATCH v1 25/31] ARC: [plat-arcfpga] Hooking up platform to ARC UART

2013-01-07 Thread Arnd Bergmann
On Monday 07 January 2013 19:34:35 Vineet Gupta wrote: On Monday 07 January 2013 07:16 PM, Arnd Bergmann wrote: static struct of_dev_auxdata arcuart_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA(snps,arc-uart, UART0_BASE, arc-uart, arc_uart_info), {} }; It should be enough to

Re: HSI subsystem status

2013-01-07 Thread Linus Walleij
On Mon, Jan 7, 2013 at 8:38 AM, Linus Walleij linus.wall...@linaro.org wrote: On Mon, Jan 7, 2013 at 12:11 AM, Linus Walleij linus.wall...@linaro.org wrote: Hi Carlos, what is the status on the HSI subsystem? We have based some patches for HSI master on top of the OMAP HSI master patches,

Re: [PATCH] mm: thp: Acquire the anon_vma rwsem for lock during split

2013-01-07 Thread Mel Gorman
On Sat, Jan 05, 2013 at 01:51:09PM +0800, Zhouping Liu wrote: On 01/04/2013 10:08 PM, Mel Gorman wrote: Zhouping, please test this patch. Tested it, the issue is gone with following patch. Tested-by: Zhouping Liu z...@redhat.com Super. Thanks very much for reporting and testing this

Re: [PATCH] block: delete super ancient PC-XT driver for 1980's hardware

2013-01-07 Thread Paul Gortmaker
On 13-01-06 11:30 PM, Robert Hancock wrote: On 01/04/2013 07:27 PM, Paul Gortmaker wrote: This driver was for the 8 bit ISA cards that were installed in the PC-XT machines of 1980 vintage. They supported the dual ribbon cable MFM drives of 10-20MB capacity, and ran at a 3:1 interleave,

[PATCH] mm: thp: Acquire the anon_vma rwsem for write during split

2013-01-07 Thread Mel Gorman
Zhouping Liu reported the following against 3.8-rc1 when running a mmap testcase from LTP. [ 588.143072] mapcount 0 page_mapcount 3 [ 588.147471] [ cut here ] [ 588.152856] kernel BUG at mm/huge_memory.c:1798! [ 588.158125] invalid opcode: [#1] SMP [ 588.162882]

Re: PEBS (in perf) stopped working from 3.6 - 3.7

2013-01-07 Thread Steinar H. Gunderson
On Sun, Jan 06, 2013 at 08:48:36PM -0700, David Ahern wrote: Why would the two be different? I will make a guess that is processor dependent. On an E5540 with 3.4.11-1.fc16.x86_64, 3.6.10-2.fc16.x86_64, and 3.8 I get the same failure message. But on a E5620, it works fine with 3.4 and 3.7

Re: [PATCH 7/8] zswap: add to mm/

2013-01-07 Thread Seth Jennings
On 01/04/2013 04:45 PM, Dan Magenheimer wrote: From: Seth Jennings [mailto:sjenn...@linux.vnet.ibm.com] Subject: Re: [PATCH 7/8] zswap: add to mm/ On 01/03/2013 04:33 PM, Dan Magenheimer wrote: From: Seth Jennings [mailto:sjenn...@linux.vnet.ibm.com] However, once the flushing code was

Re: [PATCH V3 2/2] vhost: handle polling errors

2013-01-07 Thread Michael S. Tsirkin
On Mon, Jan 07, 2013 at 12:38:17PM +0800, Jason Wang wrote: On 01/06/2013 09:22 PM, Michael S. Tsirkin wrote: On Sun, Jan 06, 2013 at 03:18:38PM +0800, Jason Wang wrote: Polling errors were ignored by vhost/vhost_net, this may lead to crash when trying to remove vhost from waitqueue when

Re: [PATCH v2 08/11] clk: tegra: add clock support for tegra30

2013-01-07 Thread Peter De Schrijver
On Thu, Dec 27, 2012 at 03:47:21PM +0100, Prashant Gaikwad wrote: Add tegra30 clock support based on common clock framework. Signed-off-by: Prashant Gaikwad pgaik...@nvidia.com --- drivers/clk/tegra/Makefile |1 + drivers/clk/tegra/clk-tegra30.c | 1968

Re: [PATCH v2 00/16] various fixes and updates for ste_dma40

2013-01-07 Thread Vinod Koul
On Mon, Jan 07, 2013 at 12:21:42PM +0100, Fabio Baltieri wrote: Hi all, this series contains many fixes and updates for the ste_dma40 driver. The first patches of the series were originally sent weeks ago but did not receive any feedback, so I'm also resending those, but I've rebased

Re: [PATCH] MODSIGN: Don't taint unless signature enforcing is enabled

2013-01-07 Thread Josh Boyer
On Mon, Jan 07, 2013 at 11:39:47AM +1030, Rusty Russell wrote: Josh Boyer jwbo...@redhat.com writes: With module signing enabled but not in enforcing mode, we don't consider unsigned modules to be an error. However, we only mark sig_ok as true if a signature verified. This causes the

[GIT PULL] arch/microblaze fixes for 3.8-rc3

2013-01-07 Thread Michal Simek
Hi Linus, this is fixed pull request (origin one was sent some days ago). I have fixed defconfigs as you suggested. In that meantime I have also found 3 other things which needs to be fixed which are also included (Highmem fixup and pci warnings reported by 0-day testing system). Thanks, Michal

next 20130107 hard lockup

2013-01-07 Thread Jiri Slaby
Hi, after a couple of minutes, my box locks up hard. It is a regression against 20130102. I have no clue what is going on yet. Once, it died while I was doing nothing, once after I opened a file in vim. I will try to collect more info... lspci for the time being at least: 00:00.0 Host bridge:

Re: [PATCH V2 Resend 3/4] workqueue: Schedule work on non-idle cpu instead of current one

2013-01-07 Thread Tejun Heo
Hello, Viresh. On Mon, Jan 07, 2013 at 03:28:33PM +0530, Viresh Kumar wrote: Firstly the root cause of this patchset. Myself and some others in Linaro are working on ARM future cores: big.LITTLE systems. Here we have few very powerful, high power consuming cores (big, currently A15's) and

Re: [PATCH V3 2/2] vhost: handle polling errors

2013-01-07 Thread Jason Wang
On 01/07/2013 10:55 PM, Michael S. Tsirkin wrote: On Mon, Jan 07, 2013 at 12:38:17PM +0800, Jason Wang wrote: On 01/06/2013 09:22 PM, Michael S. Tsirkin wrote: On Sun, Jan 06, 2013 at 03:18:38PM +0800, Jason Wang wrote: Polling errors were ignored by vhost/vhost_net, this may lead to crash

Re: [ 104/173] rt2x00: Dont let mac80211 send a BAR when an AMPDU subframe fails

2013-01-07 Thread Andreas Hartmann
Ben Hutchings wrote: On Mon, 2013-01-07 at 09:10 +0100, Stanislaw Gruszka wrote: On Mon, Jan 07, 2013 at 09:05:32AM +0100, Stanislaw Gruszka wrote: To be clear, I have all of these in the queue: be03d4a45c09 rt2x00: Don't let mac80211 send a BAR when an AMPDU subframe fails 5b632fe85ec8

Re: [PATCH] mm: thp: Acquire the anon_vma rwsem for lock during split

2013-01-07 Thread Mel Gorman
On Fri, Jan 04, 2013 at 05:32:17PM -0800, Michel Lespinasse wrote: On Fri, Jan 4, 2013 at 6:08 AM, Mel Gorman mgor...@suse.de wrote: Despite the reason for these commits, NUMA balancing is not the direct source of the problem. split_huge_page() expected the anon_vma lock to be exclusive to

Re: [PATCH] drivers/xen: avoid out-of-range write in xen_add_device

2013-01-07 Thread Konrad Rzeszutek Wilk
On Sat, Jan 05, 2013 at 02:18:46PM -0500, Nickolai Zeldovich wrote: xen_add_device() in drivers/xen/pci.c allocates a struct physdev_pci_device_add on the stack and then writes to optarr[0]. The previous declaration of struct physdev_pci_device_add contained a zero-length optarr[] array,

Re: [PATCH] mm: thp: Acquire the anon_vma rwsem for lock during split

2013-01-07 Thread Mel Gorman
On Sat, Jan 05, 2013 at 06:24:47AM -0600, Simon Jeons wrote: On Fri, 2013-01-04 at 17:32 -0800, Michel Lespinasse wrote: On Fri, Jan 4, 2013 at 6:08 AM, Mel Gorman mgor...@suse.de wrote: Despite the reason for these commits, NUMA balancing is not the direct source of the problem.

Re: [3.8-rc2] stuck at reading CIFS mounted directory

2013-01-07 Thread Jeff Layton
On Mon, 07 Jan 2013 15:10:05 +0530 Suresh Jayaraman sjayara...@suse.com wrote: (Cc linux-c...@vger.kernel.org) On 01/04/2013 06:27 AM, Jongman Heo wrote: Hi, all, In 3.8-rc2, access to CIFS-mounted directory (df, ls, or similar) got stuck with following message. It's mounted

Re: [PATCH 22/49] mm: mempolicy: Add MPOL_MF_LAZY

2013-01-07 Thread Mel Gorman
On Fri, Jan 04, 2013 at 11:18:17PM -0600, Simon Jeons wrote: +static int +change_prot_numa_range(struct mm_struct *mm, struct vm_area_struct *vma, + unsigned long address) +{ + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + pte_t *pte, *_pte; + struct page

Re: [RFC]x86: clearing access bit don't flush tlb

2013-01-07 Thread Rik van Riel
On 01/07/2013 03:12 AM, Shaohua Li wrote: We use access bit to age a page at page reclaim. When clearing pte access bit, we could skip tlb flush for the virtual address. The side effect is if the pte is in tlb and pte access bit is unset, when cpu access the page again, cpu will not set pte's

Re: Regression: drm/radeon: brightness control hard system lockup

2013-01-07 Thread Alex Deucher
On Sun, Jan 6, 2013 at 7:59 AM, Eldad Zack el...@fogrefinery.com wrote: Hi Alex, Commit 0ecebb9e0d14e9948e0b1529883a776758117d6f drm/radeon: switch to a finer grained reset for evergreen introduced a hard system lockup to my setup. I found it after bisecting, and confirmed it by reverting it

Re: [PATCH 0/8] DMA: COH901318 in-factoring of platform

2013-01-07 Thread Vinod Koul
On Sun, Jan 06, 2013 at 11:43:05PM +0100, Linus Walleij wrote: From: Linus Walleij linus.wall...@linaro.org This patch series moves the big, complex platform data for the U300 DMA controller COH901318 down into the driver, rids the mach/coh901318.h header from the global scope, creates a

Re: [PATCH v7u1 26/31] x86: Don't enable swiotlb if there is not enough ram for it

2013-01-07 Thread Konrad Rzeszutek Wilk
On Fri, Jan 04, 2013 at 02:10:25PM -0800, Yinghai Lu wrote: On Fri, Jan 4, 2013 at 1:02 PM, Shuah Khan shuahk...@gmail.com wrote: Pani'cing the system doesn't sound like a good option to me in this case. This change to disable swiotlb is made for kdump. However, with this change several

Re: [PATCH 29/49] mm: numa: Add pte updates, hinting and migration stats

2013-01-07 Thread Mel Gorman
On Fri, Jan 04, 2013 at 05:42:24AM -0600, Simon Jeons wrote: On Fri, 2012-12-07 at 10:23 +, Mel Gorman wrote: It is tricky to quantify the basic cost of automatic NUMA placement in a meaningful manner. This patch adds some vmstats that can be used as part of a basic costing model. Hi

[PATCH] cciss: use lun reset not target reset

2013-01-07 Thread Stephen M. Cameron
From: Stephen M. Cameron scame...@beardog.cce.hp.com In the scsi part of the driver (for tape drives and medium changers) the device reset error handler attempts to use a target reset rather than a lun reset. If there is some shared tape drive library, this could be potentially disruptive to

[PATCH] hpsa: update version number to 3.2.0

2013-01-07 Thread Stephen M. Cameron
From: Stephen M. Cameron scame...@beardog.cce.hp.com Signed-off-by: Stephen M. Cameron scame...@beardog.cce.hp.com --- drivers/scsi/hpsa.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 4217e49..469ba9b 100644 ---

[PATCH] asm-generic/io.h: convert readX defines to functions

2013-01-07 Thread Heiko Carstens
From 75cde984766e7a76d194a11e513a039b5d0a6204 Mon Sep 17 00:00:00 2001 From: Heiko Carstens heiko.carst...@de.ibm.com Date: Mon, 7 Jan 2013 14:17:23 +0100 Subject: [PATCH] asm-generic/io.h: convert readX defines to functions E.g. readl is defined like this #define readl(addr)

Re: [PATCH 44/49] mm: numa: Add THP migration for the NUMA working set scanning fault case.

2013-01-07 Thread Mel Gorman
On Sat, Jan 05, 2013 at 04:42:29PM +0800, Wanpeng Li wrote: +int numamigrate_isolate_page(pg_data_t *pgdat, struct page *page) +{ +int ret = 0; /* Avoid migrating to a node that is nearly full */ if (migrate_balanced_pgdat(pgdat, 1)) { Hi Mel Gorman, This parameter

Re: [PATCH V2 Resend 3/4] workqueue: Schedule work on non-idle cpu instead of current one

2013-01-07 Thread Amit Kucheria
On Mon, Jan 7, 2013 at 8:34 PM, Tejun Heo t...@kernel.org wrote: Hello, Viresh. On Mon, Jan 07, 2013 at 03:28:33PM +0530, Viresh Kumar wrote: Firstly the root cause of this patchset. Myself and some others in Linaro are working on ARM future cores: big.LITTLE systems. Here we have few very

Re: [PATCH] asm-generic/io.h: convert readX defines to functions

2013-01-07 Thread Arnd Bergmann
On Monday 07 January 2013 16:34:59 Heiko Carstens wrote: E.g. readl is defined like this #define readl(addr) __le32_to_cpu(__raw_readl(addr)) If there is a readl() call that doesn't check the return value this will cause a compile warning on big endian machines due to the __le32_to_cpu

[GIT PULL] Please pull NFS client bugfixes

2013-01-07 Thread Myklebust, Trond
Hi Linus, The following changes since commit d1c3ed669a2d452cacfb48c2d171a1f364dae2ed: Linux 3.8-rc2 (2013-01-02 18:13:21 -0800) are available in the git repository at: git://git.linux-nfs.org/projects/trondmy/linux-nfs.git tags/nfs-for-3.8-2 for you to fetch changes up to

Re: [PATCH] [media] coda: Fix build due to iram.h rename

2013-01-07 Thread Mauro Carvalho Chehab
Em Mon, 7 Jan 2013 08:16:02 -0200 Fabio Estevam feste...@gmail.com escreveu: Hi Sascha, On Mon, Jan 7, 2013 at 8:03 AM, Sascha Hauer s.ha...@pengutronix.de wrote: commit c045e3f13 (ARM: imx: include iram.h rather than mach/iram.h) changed the location of iram.h, which causes the

Re: data=guarded mode in ext3

2013-01-07 Thread Ric Wheeler
On 12/03/2012 09:34 PM, Keith Chew wrote: Hi Just wanted to check if the 'Data=guarded' mode in Ext3 work started by Chris Mason, is still being considered for merging to the mainline kernel? Or has that effort stopped? Regards Keith Hi Keith, I think that Chris is spending pretty much all

Re: [PATCH 03/27] cputime: Allow dynamic switch between tick/virtual based cputime accounting

2013-01-07 Thread Frederic Weisbecker
Hey Paul, 2013/1/4 Paul Gortmaker paul.gortma...@windriver.com: On 12-12-29 11:42 AM, Frederic Weisbecker wrote: Allow to dynamically switch between tick and virtual based cputime accounting. This way we can provide a kind of on-demand virtual based cputime accounting. In this mode, the

Re: sched: Consequences of integrating the Per Entity Load Tracking Metric into the Load Balancer

2013-01-07 Thread Vincent Guittot
On 2 January 2013 05:22, Preeti U Murthy pre...@linux.vnet.ibm.com wrote: Hi everyone, I have been looking at how different workloads react when the per entity load tracking metric is integrated into the load balancer and what are the possible reasons for it. I had posted the integration

Re: [PATCH] [media] coda: Fix build due to iram.h rename

2013-01-07 Thread Mauro Carvalho Chehab
Em Mon, 7 Jan 2013 13:46:05 -0200 Mauro Carvalho Chehab mche...@infradead.org escreveu: Em Mon, 7 Jan 2013 08:16:02 -0200 Fabio Estevam feste...@gmail.com escreveu: Hi Sascha, ... It would be better to use git mv /git format-patch -M, so that git can detect the file rename. Agreed.

Re: [PATCH tip/core/rcu 4/6] rcu: Silence compiler array out-of-bounds false positive

2013-01-07 Thread Josh Triplett
On Sat, Jan 05, 2013 at 09:09:36AM -0800, Paul E. McKenney wrote: From: Paul E. McKenney paul...@linux.vnet.ibm.com It turns out that gcc 4.8 warns on array indexes being out of bounds unless it can prove otherwise. It gives this warning on some RCU initialization code. Because this is far

Re: [PATCH tip/core/rcu 0/6] RCU fixes for 3.9

2013-01-07 Thread Josh Triplett
On Sat, Jan 05, 2013 at 09:19:16AM -0800, Paul E. McKenney wrote: On Sat, Jan 05, 2013 at 09:09:20AM -0800, Paul E. McKenney wrote: Hello! The following fixes are intended for 3.9: 1. Fix int/long type confusion in trace_rcu_start_batch(). 2. Declare rcu_is_cpu_rrupt_from_idle()

Re: [PATCH v7u1 05/31] x86, 64bit: copy zero-page early

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:25PM -0800, Yinghai Lu wrote: real_mode_data aka zero-page could be above 4g. I think this could be more informative if it said 'struct boot_params' instead of real_mode_data because real_mode_data is the argument name passed to the respective function and grepping

Re: [PATCH v7u1 06/31] x86, 64bit, realmode: use init_level4_pgt to set trapmoline_pgt directly

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:26PM -0800, Yinghai Lu wrote: with #PF handler way to set early page table, level3_ident will go away with 64bit native path. So just use entries in init_level4_pgt to set them in tramopline_pgt s/tramopline_pgt/trampoline_pgd/. Signed-off-by: Yinghai Lu

Re: [PATCH v7u1 07/31] x86, realmode: Separate real_mode reserve and setup

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:27PM -0800, Yinghai Lu wrote: After we switch to use #PF handler help to set page table, init_level4_pgt will only have entries set after init_mem_mapping. We need to move copying init_level4_pgt to trampoline_pgd after that. So split reserve and setup, and move

Re: [Xen-devel] [PATCH] xen/swiotlb: Exchange to contiguous memory for map_sg hook

2013-01-07 Thread Konrad Rzeszutek Wilk
On Mon, Jan 07, 2013 at 07:17:33AM +, Xu, Dongxiao wrote: -Original Message- From: Jan Beulich [mailto:jbeul...@suse.com] Sent: Thursday, December 20, 2012 4:56 PM To: Xu, Dongxiao Cc: xen-de...@lists.xen.org; Konrad Rzeszutek Wilk; linux-kernel@vger.kernel.org Subject:

Re: [PATCH v7u1 08/31] x86, 64bit: early #PF handler set page table

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:28PM -0800, Yinghai Lu wrote: From: H. Peter Anvin h...@zytor.com two use cases: 1. We will support load and run kernel above 4G, and zero_page, ramdisk will be above 4G, too 2. need to access ramdisk early to get microcode to update that as early

Re: [PATCH v7u1 12/31] x86: add get_ramdisk_image/size()

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:32PM -0800, Yinghai Lu wrote: There are several places to find ramdisk information early for reserving and relocating. Use functions to make code more readable and consistent. Later will add ext_ramdisk_image/size in those functions to support loading ramdisk

Re: [PATCH v7u1 13/31] x86, boot: add get_cmd_line_ptr()

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:33PM -0800, Yinghai Lu wrote: later will check ext_cmd_line_ptr at the same time. Signed-off-by: Yinghai Lu ying...@kernel.org Cc: Gokul Caushik caush...@gmail.com Cc: Josh Triplett j...@joshtriplett.org Cc: Joe Millenbach jmillenb...@gmail.com Cc: Alexander

Re: [PATCH 3/3] tracing: Verify target file before registering a uprobe event

2013-01-07 Thread Steven Rostedt
Jovi, As Namhyung pointed out. Can you fix the below and resend. On Wed, 2013-01-02 at 17:50 -0500, Steven Rostedt wrote: From: Jovi Zhang bookj...@gmail.com Without this patch, we can register a uprobe event for a directory. Enabling such a uprobe event would fail anyway . Example: $

Re: [PATCH tip/core/rcu 1/1] Tiny RCU changes for 3.9

2013-01-07 Thread Josh Triplett
On Sat, Jan 05, 2013 at 09:50:59AM -0800, Paul E. McKenney wrote: rcu: Provide RCU CPU stall warnings for tiny RCU Tiny RCU has historically omitted RCU CPU stall warnings in order to reduce memory requirements, however, lack of these warnings caused Thomas Gleixner some debugging pain

Re: data=guarded mode in ext3

2013-01-07 Thread Chris Mason
On Mon, Jan 07, 2013 at 08:46:56AM -0700, Ric Wheeler wrote: On 12/03/2012 09:34 PM, Keith Chew wrote: Hi Just wanted to check if the 'Data=guarded' mode in Ext3 work started by Chris Mason, is still being considered for merging to the mainline kernel? Or has that effort stopped?

Re: [PATCH v7u1 14/31] x86, boot: move checking of cmd_line_ptr out of common path

2013-01-07 Thread Borislav Petkov
On Thu, Jan 03, 2013 at 04:48:34PM -0800, Yinghai Lu wrote: cmdline.c::__cmdline_find_option... are shared between 16-bit setup code and 32/64 bit decompressor code. for 32/64 only path via kexec, we should not check if ptr is less 1M. as those cmdline could be put above 1M, or even 4G.

Re: [PATCH tip/core/rcu 0/3] Documentation and rcutorture changes for 3.9

2013-01-07 Thread Josh Triplett
On Sat, Jan 05, 2013 at 09:03:56AM -0800, Paul E. McKenney wrote: Hello! The following are changes to documentation and rcutorture: 1.Export trace_clock_local() in order to allow rcutorture event tracing to emit the time of the beginning of the RCU read-side critical

Re: [PATCH] asm-generic/io.h: convert readX defines to functions

2013-01-07 Thread Heiko Carstens
On Mon, Jan 07, 2013 at 03:42:38PM +, Arnd Bergmann wrote: On Monday 07 January 2013 16:34:59 Heiko Carstens wrote: Acked-by: Arnd Bergmann a...@arndb.de if you fix this: +#define readl readl +static inline u32 __raw_readl(const volatile void __iomem *addr) +{ + return

Re: [PATCH 1/7] uprobes: Move alloc_page() from xol_add_vma() to xol_alloc_area()

2013-01-07 Thread Oleg Nesterov
On 01/07, Anton Arapov wrote: On Mon, Dec 31, 2012 at 06:52:12PM +0100, Oleg Nesterov wrote: - goto fail; + goto free_area; + + area-page = area-page = alloc_page(GFP_HIGHUSER); fyi: didn't review this patch set yet, just caught the string above. ;) OOPS, thanks,

Re: [PATCH] drivers/xen: avoid out-of-range write in xen_add_device

2013-01-07 Thread Jan Beulich
On 07.01.13 at 16:08, Konrad Rzeszutek Wilk konrad.w...@oracle.com wrote: On Sat, Jan 05, 2013 at 02:18:46PM -0500, Nickolai Zeldovich wrote: xen_add_device() in drivers/xen/pci.c allocates a struct physdev_pci_device_add on the stack and then writes to optarr[0]. The previous declaration of

Re: [PATCH v2 1/2] ARM: Dove: Add pinctrl clock to DT

2013-01-07 Thread Jason Cooper
On Mon, Nov 26, 2012 at 08:16:38PM +0100, Sebastian Hesselbarth wrote: During merge of the mvebu patches a clock gate for pinctrl was lost. This patch just readds the clock gate. Signed-off-by: Sebastian Hesselbarth sebastian.hesselba...@gmail.com --- Cc: Jason Cooper ja...@lakedaemon.net

Re: [Xen-devel] [PATCH v3 00/11] xen: Initial kexec/kdump implementation

2013-01-07 Thread Konrad Rzeszutek Wilk
On Mon, Jan 07, 2013 at 01:34:04PM +0100, Daniel Kiper wrote: On Fri, Jan 04, 2013 at 02:11:46PM -0500, Konrad Rzeszutek Wilk wrote: On Fri, Jan 04, 2013 at 06:07:51PM +0100, Daniel Kiper wrote: On Fri, Jan 04, 2013 at 02:41:17PM +, Jan Beulich wrote: On 04.01.13 at 15:22, Daniel

Re: [RFC][PATCH 4/7] consolidate RCU debugging Kconfig options

2013-01-07 Thread Paul E. McKenney
On Fri, Dec 14, 2012 at 01:42:05PM -0500, Dave Hansen wrote: These were in two different places, and taking up too much of my valuable screen real-estate. Banish them to their own menu. Signed-off-by: Dave Hansen d...@linux.vnet.ibm.com --- linux-2.6.git-dave/lib/Kconfig.debug | 160

Re: How kernel handle interrupts[AX88796B network controller]

2013-01-07 Thread anish kumar
On Mon, 2012-12-24 at 22:10 +0800, Woody Wu wrote: On Fri, Dec 21, 2012 at 01:33:03PM -0800, anish kumar wrote: On Fri, 2012-12-21 at 23:34 +0800, Woody Wu wrote: On Thu, Dec 20, 2012 at 10:05:05AM -0800, anish singh wrote: On Dec 20, 2012 6:30 AM, Woody Wu narkewo...@gmail.com wrote:

Re: [PATCH 22/25] usb/at91_udc: don't use [delayed_]work_pending()

2013-01-07 Thread Nicolas Ferre
On 12/22/2012 02:57 AM, Tejun Heo : There's no need to test whether a (delayed) work item in pending before queueing, flushing or cancelling it. Most uses are unnecessary and quite a few of them are buggy. Remove unnecessary pending tests from at91_udc. Only compile tested.

Re: [PATCH V3] rtc: add RTC driver for TPS80031/TPS80032

2013-01-07 Thread devendra.aaru
On Mon, Jan 7, 2013 at 3:23 AM, Laxman Dewangan ldewan...@nvidia.com wrote: Add an RTC driver for TPS80031/TPS80032 chips by TI. This driver supports: - Setting and getting time and date. - Setting and reading alarm time. - Alarm and interrupt functionlity. Signed-off-by: Laxman Dewangan

Re: [PATCH] sound/pci/au88x0/au88x0_synth.c: fix incorrect left shift

2013-01-07 Thread Takashi Iwai
At Sat, 5 Jan 2013 14:14:08 -0500, Nickolai Zeldovich wrote: vortex_wt_setdsout performs bit-negation on the bit position (wt0x1f) rather than on the resulting bitmask. This code is never actually invoked (vortex_wt_setdsout is always called with en=1), so this does not currently cause any

[PATCH UPDATED 15/24] cfq-iosched: enable full blkcg hierarchy support

2013-01-07 Thread Tejun Heo
With the previous two patches, all cfqg scheduling decisions are based on vfraction and ready for hierarchy support. The only thing which keeps the behavior flat is cfqg_flat_parent() which makes vfraction calculation consider all non-root cfqgs children of the root cfqg. Replace it with

Re: [PATCHSET] block: implement blkcg hierarchy support in cfq, take#2

2013-01-07 Thread Tejun Heo
On Wed, Jan 02, 2013 at 01:20:38PM -0500, Vivek Goyal wrote: On Fri, Dec 28, 2012 at 12:35:22PM -0800, Tejun Heo wrote: [..] * Updated to reflect Vivek's reviews - renames documentation. Hi Tejun, You forgot to update blkio-controller.txt. Just updated. Does everything else look

Re: How kernel handle interrupts[AX88796B network controller]

2013-01-07 Thread anish kumar
On Sat, 2012-12-22 at 23:11 +0800, Woody Wu wrote: On Fri, Dec 21, 2012 at 01:33:03PM -0800, anish kumar wrote: On Fri, 2012-12-21 at 23:34 +0800, Woody Wu wrote: On Thu, Dec 20, 2012 at 10:05:05AM -0800, anish singh wrote: On Dec 20, 2012 6:30 AM, Woody Wu narkewo...@gmail.com wrote:

Re: [ 104/173] rt2x00: Dont let mac80211 send a BAR when an AMPDU subframe fails

2013-01-07 Thread Helmut Schaa
On Mon, Jan 7, 2013 at 4:04 PM, Andreas Hartmann andihartm...@01019freenet.de wrote: The solution would be IMHO, to implement an own aggregation handling, maybe the same way as it was done for carl9170, which had the same problem:

Re: [PATCH 10/13] cpuset: make CPU / memory hotplug propagation asynchronous

2013-01-07 Thread Tejun Heo
On Sun, Jan 06, 2013 at 04:29:09PM +0800, Li Zefan wrote: +static void schedule_cpuset_propagate_hotplug(struct cpuset *cs) +{ + /* +* Pin @cs. The refcnt will be released when the work item +* finishes executing. +*/ + if (!css_tryget(cs-css)) + return;

Re: [PATCH] powerpc/mm: eliminate unneeded for_each_memblock

2013-01-07 Thread Kumar Gala
On Jan 4, 2013, at 12:06 PM, Cody P Schafer wrote: The only persistent change made by this loop is calling memblock_set_node() once for each memblock, which is not useful (and has no effect) as memblock_set_node() is not called with any memblock-specific parameters. Subsistute a single

Re: [PATCH] x86, efi: Allow slash in file path of initrd

2013-01-07 Thread Matt Fleming
On Thu, 2012-12-20 at 19:33 +0800, Lee, Chun-Yi wrote: When initrd file didn't put at the same place with stub kernel, we need give the file path of initrd, but need use backslash to separate directory and file. It's not friendly to unix/linux user, and not so intuitive for bootloader forward

Re: [PATCHSET] cpuset: decouple cpuset locking from cgroup core, take#2

2013-01-07 Thread Tejun Heo
Hello, Li. On Sun, Jan 06, 2013 at 04:27:00PM +0800, Li Zefan wrote: I've reviewed and tested the patchset, and it looks good to me! Acked-by: Li Zefan lize...@huawei.com Great. Ummm... How should we route this? Paul doesn't seem to be looking at this. I can route it through cgroup tree.

Re: [PATCH] drm/i915: Treat crtc-mode.clock == 0 as disabled

2013-01-07 Thread Daniel Vetter
On Mon, Jan 07, 2013 at 10:11:40AM +, Chris Wilson wrote: Prevent a divide-by-zero by consistently treating an 'active' CRTC without a mode set as actually disabled. This looks to have been first introduced with commit 24929352481f085c5f85d4d4cbc919ddf106d381 Author: Daniel Vetter

Re: [PATCHSET] cpuset: drop cpuset-stack_list and -parent, take#2

2013-01-07 Thread Tejun Heo
On Sun, Jan 06, 2013 at 05:27:46PM +0800, Li Zefan wrote: Acked-by: Li Zefan lize...@huawei.com I'll route this together with decouple cpuset locking patchset in a separate branch in cgroup tree. If anyone objects, please let me know. Thanks. -- tejun -- To unsubscribe from this list: send

[PATCH] usb: musb: ux500: use clk_prepare_enable and clk_disable_unprepare

2013-01-07 Thread Fabio Baltieri
This patch converts the module to use clk_prepare_enable and clk_disable_unprepare variants as required by common clock framework. Without this the system crash during probe function. Signed-off-by: Fabio Baltieri fabio.balti...@linaro.org --- drivers/usb/musb/ux500.c | 10 +- 1 file

Re: [PATCH V4 0/4] input: keyboard: tegra: cleanups and DT supports

2013-01-07 Thread Stephen Warren
On 01/06/2013 04:14 AM, Laxman Dewangan wrote: This patch series: - fix build warning, - use devm_* for allocation, - make column/rows configuration through DT and - remove the rarely used key mapping table. The series, Reviewed-by: Stephen Warren swar...@nvidia.com -- To unsubscribe

Re: [PATCHSET] cpuset: drop cpuset-stack_list and -parent, take#2

2013-01-07 Thread Tejun Heo
On Mon, Jan 07, 2013 at 08:47:07AM -0800, Tejun Heo wrote: On Sun, Jan 06, 2013 at 05:27:46PM +0800, Li Zefan wrote: Acked-by: Li Zefan lize...@huawei.com I'll route this together with decouple cpuset locking patchset in a separate branch in cgroup tree. If anyone objects, please let me

Re: [PATCH tip/core/rcu 05/14] rcu: Distinguish rcuo kthreads by RCU flavor

2013-01-07 Thread Josh Triplett
On Sat, Jan 05, 2013 at 09:48:55AM -0800, Paul E. McKenney wrote: From: Paul E. McKenney paul.mcken...@linaro.org Currently, the per-no-CBs-CPU kthreads are named rcuo followed by the CPU number, for example, rcuo. This is problematic given that I think the quoted string on this second line

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