Re: [PATCH V5 1/5] workqueues: Introduce new flag WQ_POWER_EFFICIENT for power oriented workqueues

2013-04-25 Thread Viresh Kumar
On 25 April 2013 16:43, Amit Kucheria amit.kuche...@linaro.org wrote: On Thu, Apr 25, 2013 at 9:13 AM, Viresh Kumar viresh.ku...@linaro.org wrote: On 25 April 2013 09:00, Amit Kucheria amit.kuche...@linaro.org wrote: Yes. That was my intention - preventing a prompt on existing defconfigs and

Re: [PATCH 18/32] dmaengine: ste_dma40: Don't configure runtime configurable setup during allocate

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: Using the dmaengine API, allocating and configuring a channel are two separate actions. Here we're removing logical channel configuration from the channel allocating routines. NAK: this is not true for memcpy. Yours,

Re: attempt to move .org backwards still show up

2013-04-25 Thread Chen Gang
On 2013年04月25日 14:25, Paul Mackerras wrote: On Thu, Apr 25, 2013 at 12:05:54PM +0800, Mike Qiu wrote: This has block my work now So I hope you can take a look ASAP Thanks :) Mike As a quick fix, turn on CONFIG_KVM_BOOK3S_64_HV. That will eliminate the immediate problem. Yes, just

Re: [PATCH 19/32] dmaengine: ste_dma40: Move more setup into the configuration routines

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: The less configuration we can do during the allocation of a channel the better. As this will mean the likelihood of requiring extra information which isn't normally passed through the dma_request_channel() is lessened.

Re: [PATCH 20/32] dmaengine: ste_dma40: Move rev error-check up to revision acquisition

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: At the moment we fetch the hardware revision, then do some stuff, then check whether the revision is correct and return in error if it's not. Well we may as well check it as soon as we know what it is, so let's move the

Re: [PATCH 21/32 v2] dmaengine: ste_dma40: Also report the number of logical channels

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 10:39 AM, Lee Jones lee.jo...@linaro.org wrote: dmaengine: ste_dma40: Also report the number of logical channels Now we know the total of physical and logical channels, we may as well report them within the information log. Before: dma40 dma40.0: hardware revision:

Re: [PATCH 22/32] dmaengine: ste_dma40: Allocate plat_data on declaration

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: It's the way that most other drivers do it. Very trivial clean-up which reduces line count and simplifies code. Cc: Vinod Koul vinod.k...@intel.com Cc: Dan Williams d...@fb.com Cc: Per Forlin per.for...@stericsson.com

Re: [PATCH 23/32] dmaengine: ste_dma40: Allow driver to be probe()able when DT is enabled

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When booting using Device Tree, devices aren't registered in the normal way. Instead, they need to be provided with a compatible string which is held in an OF Match Table for comparison during start-up. Here we provide

Re: [PATCH 3/8] irq-imgpdc: add ImgTec PDC irqchip driver

2013-04-25 Thread James Hogan
Hi Thomas, On 23/04/13 16:09, Thomas Gleixner wrote: On Tue, 23 Apr 2013, James Hogan wrote: +pdc_write(priv, PDC_IRQ_ROUTE, irq_route); +spin_unlock_irqrestore(priv-lock, flags); +} + +static void perip_irq_unmask(struct irq_data *data) +{ +struct pdc_intc_priv *priv =

Re: [PATCH 0/3 RFC v2] selftests: Basic framework for tests

2013-04-25 Thread Daniel Borkmann
On 04/25/2013 01:04 PM, Alexandru Copot wrote: This series adds a generic test abstraction that can make writing testcases easier. A generic_test structure is used to define a test and its methods: prepare, run, cleanup. This is a generic implementation so it was placed in selftests/lib. The

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Tim Sander
Hi I just wanted to test this release but it fails to compile with the the following error: kernel/hrtimer.c: In function '__hrtimer_start_range_ns': kernel/hrtimer.c:1045:7: error: implicit declaration of function 'hrtimer_rt_defer' kernel/hrtimer.c: At top level: kernel/hrtimer.c:1416:12:

Re: [ PATCH ] Memory leak fix for bug 57101.

2013-04-25 Thread Li Zefan
On 2013/4/25 18:05, Anurup m wrote: Hi All, There is a kernel memory leak observed when the proc file /proc/fs/fscache/stats is read. The reason is that in fscache_stats_open, single_open is called and respective release function is not called during release. Hence fix with correct

Re: [PATCH 24/32 v3] dmaengine: ste_dma40: Supply full Device Tree parsing support

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 4:17 PM, Lee Jones lee.jo...@linaro.org wrote: Using the new DMA DT bindings and API, we can register the DMA40 driver as Device Tree capable. Now, when a client attempts to allocate a channel using the DMA DT bindings via its own node, we are able to parse the request

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Re: [PATCH 25/32] ARM: ux500: Setup the DMA40 driver's DT node using the new DMA API

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: The new DMA is now available, so let's use it to setup ST-Ericsson's DMA40 driver when Device Tree is enabled. Signed-off-by: Lee Jones lee.jo...@linaro.org This is one of those patches I want to put on a special

Re: [PATCH 0/3 RFC v2] selftests: Basic framework for tests

2013-04-25 Thread Alexandru Copot
On Thu, Apr 25, 2013 at 2:27 PM, Daniel Borkmann dbork...@redhat.com wrote: Signed-of-by Alexandru Copot alex.miha...@gmail.com It's: Signed-off-by: Alexandru Copot alex.miha...@gmail.com You have this wrong in all your patches. I know, it was copy-pasted and I saw it just after sending.

Re: [PATCH 26/32] ARM: ux500: Supply UART's DMA configuration via Device Tree

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When requesting a channel, a DMA client needs to pass some pieces of information such as; request channel, device type, channel type and direction etc. Normally we do this in the form of platform data, but when DT is

Re: [PATCH 27/32] ARM: ux500: Stop registering DMA40 from platform data when DT is enabled

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: Now the DMA40 has been DT:ed, there's no requirement to register it using traditional methods. This is the penultimate device to be DT:ed. Signed-off-by: Lee Jones lee.jo...@linaro.org Acked-by: Linus Walleij

Re: [PATCH 28/32] ARM: ux500: Pass remnant platform data though to DMA40 driver

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: Ironically, in order to remove lots of the auxdata assignments, we have to add just one more. A lot of them require DMA information to be passed into clients for DMA channel allocation, but we now have this capability in

Re: [PATCH] x86, efi: Fix a build warning

2013-04-25 Thread Matt Fleming
On 25/04/13 11:47, Borislav Petkov wrote: I wonder - if efi_runtime_service_t contained only void * like efi_boot_services_t then we could drop all the casts too, right? Even in the efi_call* macro calls too... Yeah, that's what I figured. If you want me, I can take care of it after the

Re: [PATCH 29/32] ARM: ux500: Stop passing UART's platform data for Device Tree boots

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: It was required to pass DMA channel configuration information to the UART driver before the new DMA API was in place. Now that it is, and is fully compatible with Device Tree we can stop doing that. Signed-off-by: Lee

Re: [PATCH 30/32] ARM: ux500: Supply MMC DMA configuration via Device Tree

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When requesting a channel, a DMA client needs to pass some pieces of information such as; request channel, device type, channel type and direction etc. Normally we do this in the form of platform data, but when DT is

Re: [PATCH 31/32] ARM: ux500: Stop passing MMC's platform data for Device Tree boots

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: It was required to pass DMA channel configuration information to the MMC driver before the new DMA API was in place. Now that it is, and is fully compatible with Device Tree we can stop doing that. Signed-off-by: Lee

Re: [PATCH 32/32] ARM: ux500: Move SDI (MMC) and UART devices under more descriptive heading

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: Now DMA DT bindings exist and are in use by he MMC and UART drivers, it should be possible to remove them from the auxdata structure. However, after doing so the drivers fail. Something must be reliant on the dev name

Re: [PATCH 1/9 v2] crypto: ux500/hash - Prepare clock before enabling it

2013-04-25 Thread Linus Walleij
On Fri, Apr 19, 2013 at 2:24 PM, Lee Jones lee.jo...@linaro.org wrote: Slight change of plan for v2. Now we're doing a seperate clk_prepare(), as the clk_enable() in the previous patch turned out to be called inside a spin_lock(). Arnd, can you confirm your Ack please? Do you really want

Re: [PATCH 30/32] ARM: ux500: Supply MMC DMA configuration via Device Tree

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When requesting a channel, a DMA client needs to pass some pieces of information such as; request channel, device type, channel type and direction etc. Normally we do this in

[PATCH v2] PowerPC: kernel: compiling issue, make additional room in exception vector area

2013-04-25 Thread Chen Gang
When CONFIG_KVM_BOOK3S_64_PR is enabled, MASKABLE_EXCEPTION_PSERIES(0x900 ...) will includes __KVMTEST, it will exceed 0x980 which STD_EXCEPTION_HV(0x980 ...) will use, it will cause compiling issue. The related errors: arch/powerpc/kernel/exceptions-64s.S: Assembler messages:

Re: [PATCH 2/9] crypto: ux500/hash - Set DMA configuration though dma_slave_config()

2013-04-25 Thread Linus Walleij
Pls include magnus.p.pers...@stericsson.com on all these crypto/hash postings. On Thu, Apr 18, 2013 at 12:26 PM, Lee Jones lee.jo...@linaro.org wrote: The DMA controller currently takes configuration information from information passed though dma_channel_request(), but it shouldn't. Using the

Re: [PATCH 3/9] ARM: ux500: Stop passing Hash DMA channel config information though pdata

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:26 PM, Lee Jones lee.jo...@linaro.org wrote: DMA channel configuration information should be setup in the driver. The Ux500 Hash driver now does this, so there's no need to send it though here too. Signed-off-by: Lee Jones lee.jo...@linaro.org When 2/9 is fixed

Re: [PATCH 4/9 v2] crypto: ux500/cryp - Prepare clock before enabling it

2013-04-25 Thread Linus Walleij
On Fri, Apr 19, 2013 at 2:22 PM, Lee Jones lee.jo...@linaro.org wrote: Slight change of plan for v2. Now we're doing a seperate clk_prepare(), as the clk_enable() in the previous patch turned out to be called inside a spin_lock(). Arnd, can you confirm your Ack please? crypto:

Re: [PATCH v2] PowerPC: kernel: compiling issue, make additional room in exception vector area

2013-04-25 Thread Chen Gang
Hello Mike: This patch can pass compiling with Mike's config file, under my cross-compiling environments, but does not run under the real machine, please try it. Welcome other members to help check this patch whether valid. Thanks. On 2013年04月25日 19:51, Chen Gang wrote: When

Re: [ANNOUNCE] util-linux 2.23

2013-04-25 Thread richard -rw- weinberger
On Thu, Apr 25, 2013 at 1:04 PM, Karel Zak k...@redhat.com wrote: The util-linux release 2.23 is available at ftp://ftp.kernel.org/pub/linux/utils/util-linux/v2.23 Feedback and bug reports, as always, are welcomed. Karel Util-linux 2.23 Release Notes

Re: [PATCH 5/9] crypto: ux500/cryp - Fix compile error

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: Clearly this driver hasn't been tested, or even enabled in a while. drivers/crypto/ux500/cryp/cryp_core.c:1771:3: error: request for member ‘pm’ in something not a structure or union Cc: Herbert Xu

Re: [PATCH 6/9] crypto: ux500/cryp - Set DMA configuration though dma_slave_config()

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: The DMA controller currently takes configuration information from information passed though dma_channel_request(), but it shouldn't. Using the API, the DMA channel should only be configured during a dma_slave_config()

Re: [PATCH 7/9] ARM: ux500: Stop passing Cryp DMA channel config information though pdata

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: DMA channel configuration information should be setup in the driver. The Ux500 Cryp driver now does this, so there's no need to send it though here too. Signed-off-by: Lee Jones lee.jo...@linaro.org Provided the deps

Re: [PATCH 8/9] crypto: ux500/[cryp|hash] - Show successful start-up in the bootlog

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: The Cryp driver is currently silent and the Hash driver prints the name of its probe function unnecessarily. Let's just put a nice descriptive one-liner there instead. Cc: Herbert Xu herb...@gondor.apana.org.au Cc:

Re: [PATCH 9/9] ARM: ux500: Register Cyrp and Hash platform drivers on Snowball

2013-04-25 Thread Linus Walleij
On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: These drivers are now operational and even use the latest common clk and DMA APIs. There's no reason why we shouldn't start them up now. Signed-off-by: Lee Jones lee.jo...@linaro.org Reviewed-by: Linus Walleij

Re: [PATCH v3] MFD: ab8500: pass AB8500 IRQ to debugfs code by resource

2013-04-25 Thread Linus Walleij
On Fri, Apr 19, 2013 at 12:33 AM, Samuel Ortiz sa...@linux.intel.com wrote: Sam this would have to go into the v3.10-targetted stuff... Either immediately before you send it upstream or as a fixup. I usually try to send one single pull request during the merge window, so I'll add this one to

Kconfig doesn't support select on choices (was Re: [GIT PULL] nohz: Adaptively stop the tick, finally)

2013-04-25 Thread Frederic Weisbecker
2013/4/25 Ingo Molnar mi...@kernel.org: * Frederic Weisbecker fweis...@gmail.com wrote: depends on VIRT_CPU_ACCOUNTING_GEN It should _really_ select both the RCU and the CPU time accounting model automatically! Yeah I know. I have yet to fix that in Kconfig (it's a Kconfig

[PATCH 1/1] metag: defconfigs: increase log buffer 8KiB = 128KiB

2013-04-25 Thread James Hogan
The Meta defconfigs set the log buffer size to just 8KiB, but with the fairly recent conversion of the kernel log buffer into a structured binary format, log messages appear to consume more space in the buffer, and in some cases it's not big enough to store the entire boot log. Therefore switch

Re: [PATCH] NFSv4: Use exponential backoff delay for NFS4_ERRDELAY

2013-04-25 Thread David Wysochanski
On Wed, 2013-04-24 at 22:35 +, Myklebust, Trond wrote: On Wed, 2013-04-24 at 16:54 -0500, Dave Chiluk wrote: On 04/24/2013 04:28 PM, Myklebust, Trond wrote: On Wed, 2013-04-24 at 15:55 -0500, Dave Chiluk wrote: Changing the retry to start at NFS4_POLL_RETRY_MIN and exponentially grow

Re: Excessive stall times on ext4 in 3.9-rc2

2013-04-25 Thread Mel Gorman
On Wed, Apr 24, 2013 at 03:09:13PM -0400, Jeff Moyer wrote: Mel Gorman mgor...@suse.de writes: I'll also note that even though your I/O is going all over the place (D2C is pretty bad, 14ms), most of the time is spent waiting for a struct request allocation or between Queue and Merge:

[linux-next-20130422] Bug in SLAB?

2013-04-25 Thread Tetsuo Handa
Tetsuo Handa wrote: Hello. linux-next-20130422 does not boot when built with CONFIG_DEBUG_SLAB=y CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_PAGEALLOC=y . It hangs (with CPU#0 spinning) immediately after printing Decompressing Linux... Parsing ELF... done. Booting the kernel. lines.

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Sebastian Andrzej Siewior
On 04/25/2013 01:14 PM, Tim Sander wrote: Hi I just wanted to test this release but it fails to compile with the the following error: kernel/hrtimer.c: In function '__hrtimer_start_range_ns': kernel/hrtimer.c:1045:7: error: implicit declaration of function 'hrtimer_rt_defer'

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Mike Galbraith
On Thu, 2013-04-25 at 14:32 +0200, Sebastian Andrzej Siewior wrote: On 04/25/2013 01:14 PM, Tim Sander wrote: Hi I just wanted to test this release but it fails to compile with the the following error: kernel/hrtimer.c: In function '__hrtimer_start_range_ns':

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 13:14 +0200, Tim Sander wrote: Hi I just wanted to test this release but it fails to compile with the the following error: kernel/hrtimer.c: In function '__hrtimer_start_range_ns': kernel/hrtimer.c:1045:7: error: implicit declaration of function

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: On Thu, 2013-04-25 at 14:32 +0200, Sebastian Andrzej Siewior wrote: On 04/25/2013 01:14 PM, Tim Sander wrote: Hi I just wanted to test this release but it fails to compile with the the following error:

Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 11:06 AM, Lee Jones lee.jo...@linaro.org wrote: Are we now sacrificing that ability on the altar of simplification? I actually think not, but that we should do periph-to-periph transfers in some other way, and that the .dir attribute should go away from the struct

Re: [PATCH 07/32] ARM: ux500: Supply address location names for the DMA40 DMA controller

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 11:17 AM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:11 PM, Lee Jones lee.jo...@linaro.org wrote: The DMA40 controller uses two sets of base addresses. In order to have them automatically setup as

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Thomas Gleixner
On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: hrtimer: fix hrtimer free zone build bug Perhaps the better solution is to select HIGH_RES_TIMERS when PREEMPT_RT_FULL is selected? No, why ? -- To unsubscribe from this list: send the line

Re: [PATCH 08/32 v2] dmaengine: ste_dma40: Remove home-brew MAX() macro

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 10:49 AM, Lee Jones lee.jo...@linaro.org wrote: The current implementation of the DMA40's local MAX() macro evaluates its arguments more times than is necessary and it not type checked. This patch strips replaces it with a new, more efficient constant. Cc: Vinod Koul

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Mike Galbraith
On Thu, 2013-04-25 at 08:43 -0400, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: On Thu, 2013-04-25 at 14:32 +0200, Sebastian Andrzej Siewior wrote: On 04/25/2013 01:14 PM, Tim Sander wrote: Hi I just wanted to test this release but it fails

Re: [PATCH 09/32] ARM: ux500: Remove unused 'data_width' attributes from SDI DMA configs

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 11:14 AM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:11 PM, Lee Jones lee.jo...@linaro.org wrote: DMA configuration data is now allocated in the MMCI driver, so these are just ignored.

Re: [PATCH 13/32] dmaengine: ste_dma40: Calculate number of logical channels from physical ones

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 11:29 AM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:11 PM, Lee Jones lee.jo...@linaro.org wrote: This change will cost ~25KB of memory, but it's worth the trade-off, as it removes a great deal of

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 14:46 +0200, Thomas Gleixner wrote: On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: hrtimer: fix hrtimer free zone build bug Perhaps the better solution is to select HIGH_RES_TIMERS when PREEMPT_RT_FULL is

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 14:48 +0200, Mike Galbraith wrote: Perhaps the better solution is to select HIGH_RES_TIMERS when PREEMPT_RT_FULL is selected? If they have support, most definitely. I got the impression lots of ARM boxen are impoverished.. why else would they not have it already

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Sebastian Andrzej Siewior
On 04/25/2013 02:36 PM, Mike Galbraith wrote: hrtimer: fix hrtimer free zone build bug Signed-off-by: Mike Galbraith bitbuc...@online.de diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 2328c04..31d57a2 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -1036,7 +1036,7 @@ int

Re: [PATCH -next] ipc: make refcounter atomic (was Re: linux-next: Tree for Apr 23 [ Call-Traces: lib/debugobjects.c | kernel/rcupdate.c | kernel/rcutree.c ])

2013-04-25 Thread Rik van Riel
On 04/24/2013 07:05 PM, Sedat Dilek wrote: On Thu, Apr 25, 2013 at 12:16 AM, Davidlohr Bueso davidlohr.bu...@hp.com wrote: This patch converts the IPC RCU header's reference counter to atomic_t. The return of ipc_rcu_getref() is modified to inform the callers if it actually succeeded. Now

Re: [PATCH 30/32] ARM: ux500: Supply MMC DMA configuration via Device Tree

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 1:49 PM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When requesting a channel, a DMA client needs to pass some pieces of information such as; request

Re: [PATCH 01/10] usb: musb: ux500: move channel number knowledge into the driver

2013-04-25 Thread Linus Walleij
Now that Fabio has written a few patches to this driver I'd like his help in reviewing this series, can you make sure he gets a copy? Also please include Praveena and Mian, thanks. On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: For all ux500 based platforms the maximum

Re: [PATCH] mfd: vexpress: Handle pending config transactions

2013-04-25 Thread Jon Medhurst (Tixy)
On Wed, 2013-04-24 at 17:31 +0100, Pawel Moll wrote: The config transactions scheduler was hopelessly broken, repeating completed transaction instead of picking up next pending one. Fixed now. Also improved debug messages. Signed-off-by: Pawel Moll pawel.m...@arm.com ---

Re: [PATCH 02/10] usb: musb: ux500: move the MUSB HDRC configuration into the driver

2013-04-25 Thread Linus Walleij
On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: The MUSB HDRC configuration never changes between each of the ux500 supported platforms, so there's little point passing it though platform data. If we set it in the driver instead, we can make good use of it when booting

Re: [PATCH 03/10] usb: musb: ux500: take the dma_mask from coherent_dma_mask

2013-04-25 Thread Linus Walleij
On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: The dma_mask will always be the same as the coherent_dma_mask, so let's cut down on the platform_data burden and set it as such in the driver. This also saves us from supporting it separately when we come to enable this

Re: [PATCH] Fix prototype definitions of sha256_transform_asm, sha512_transform_asm

2013-04-25 Thread Herbert Xu
On Fri, Apr 19, 2013 at 01:25:12PM -0700, Tim Chen wrote: Herbert, This is a follow on patch to the optimized sha256 and sha512 patch series that's just merged into the crypto-dev. Let me know if you prefer me to respin the patch series. This patch corrects the prototype of

Re: [PATCH 05/14] perf tools: Introduce new 'ftrace' tool

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 18:51 +0900, Namhyung Kim wrote: Do you mean it should be changed to if (write_tracing_file(set_ftrace_pid, -1) 0) ? It seems it's the right thing to do for compatibility. looks like it's enough only to open it with O_TRUNC, so I guess whatever

Re: [PATCH 04/10 v2] usb: musb: ux500: harden checks for platform data

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 5:04 PM, Lee Jones lee.jo...@linaro.org wrote: In its current state, the ux500-musb driver uses platform data pointers blindly with no prior checking. If no platform data pointer is passed this will Oops the kernel. In this patch we ensure platform data and board data

Re: [PATCH 05/10 v2] usb: musb: ux500: attempt to find channels by name before using pdata

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 5:05 PM, Lee Jones lee.jo...@linaro.org wrote: If we can ever get to a state where we can solely search for DMA channels by name, this will almost completely alleviate the requirement to pass copious amounts of information though platform data. Here we take the first

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Thomas Gleixner
On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:46 +0200, Thomas Gleixner wrote: On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: hrtimer: fix hrtimer free zone build bug Perhaps the better solution is to

Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers

2013-04-25 Thread Russell King - ARM Linux
On Thu, Apr 25, 2013 at 02:43:16PM +0200, Linus Walleij wrote: So while there is no active usecase, Linux surely has the ambition to do that as can be seen in: /** * enum dma_transfer_direction - dma transfer mode and direction indicator * @DMA_MEM_TO_MEM: Async/Memcpy mode *

Re: [PATCH 30/32] ARM: ux500: Supply MMC DMA configuration via Device Tree

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 25, 2013 at 1:49 PM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:12 PM, Lee Jones lee.jo...@linaro.org wrote: When requesting a channel, a DMA client needs to pass some

Re: [PATCH 06/10 v2] usb: musb: ux500: add device tree probing support

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 9:43 AM, Lee Jones lee.jo...@linaro.org wrote: usb: musb: ux500: add device tree probing support This patch will allow ux500-musb to be probed and configured solely from configuration found in Device Tree. Cc: Felipe Balbi ba...@ti.com Cc: linux-...@vger.kernel.org

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Mike Galbraith
On Thu, 2013-04-25 at 14:55 +0200, Sebastian Andrzej Siewior wrote: On 04/25/2013 02:36 PM, Mike Galbraith wrote: hrtimer: fix hrtimer free zone build bug Signed-off-by: Mike Galbraith bitbuc...@online.de diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 2328c04..31d57a2

Re: [PATCH 07/10] ARM: ux500: Add an auxdata entry for MUSB for clock-name look-up

2013-04-25 Thread Linus Walleij
On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: The recently DT:ed MUSB driver will require clock-name by device-name look-up capability, until common clk has is properly supported by the ux500 platform. Signed-off-by: Lee Jones lee.jo...@linaro.org Acked-by: Linus

Re: [PATCH 09/32] ARM: ux500: Remove unused 'data_width' attributes from SDI DMA configs

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 25, 2013 at 11:14 AM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:11 PM, Lee Jones lee.jo...@linaro.org wrote: DMA configuration data is now allocated in the MMCI

[PATCH v2 0/3] ASoC: Add devicetree support for spdif dummy codecs.

2013-04-25 Thread Marek Belisko
changes from v1 (for patch 2 and 3): - add prefix linux for compatible property (for both tx and rx) - rename spdif_transceiver.c to spdif_transmitter.c - add bindings documentation Marek Belisko (3): ASoC: spdif_transceiver: Change driver filename to spdif_transmitter.c. ASoC:

[PATCH v2 2/3] ASoC: spdif_transmitter: Add DT support.

2013-04-25 Thread Marek Belisko
Add devicetree support for this dummy audio soc driver. Signed-off-by: Michal Bachraty michal.bachr...@streamunlimited.com Signed-off-by: Marek Belisko marek.beli...@streamunlimited.com --- .../bindings/sound/spdif-transmitter.txt | 10 ++ sound/soc/codecs/spdif_transmitter.c

[PATCH v2 3/3] ASoC: spdif_receiver: Add DT support.

2013-04-25 Thread Marek Belisko
Add devicetree support for this dummy audio soc driver. Signed-off-by: Michal Bachraty michal.bachr...@streamunlimited.com Signed-off-by: Marek Belisko marek.beli...@streamunlimited.com --- .../devicetree/bindings/sound/spdif-receiver.txt | 10 ++ sound/soc/codecs/spdif_receiver.c

[PATCH v2 1/3] ASoC: spdif_transceiver: Change driver filename to spdif_transmitter.c.

2013-04-25 Thread Marek Belisko
Transceiver usually means receiver + transmitter. This codec can do only transmit. Update driver accordingly. Signed-off-by: Marek Belisko marek.beli...@streamunlimited.com --- sound/soc/codecs/Makefile |2 +- .../{spdif_transciever.c = spdif_transmitter.c} |0

Re: [PATCH 08/10 v2] ARM: ux500: Populate the ux500-musb Device Tree entry

2013-04-25 Thread Linus Walleij
On Wed, Apr 24, 2013 at 9:41 AM, Lee Jones lee.jo...@linaro.org wrote: This patch provides all the information to successfully probe() and correctly configure the ux500-musb device driver for DMA. Signed-off-by: Lee Jones lee.jo...@linaro.org Acked-by: Linus Walleij linus.wall...@linaro.org

Re: [PATCH -next] ipc: make refcounter atomic (was Re: linux-next: Tree for Apr 23 [ Call-Traces: lib/debugobjects.c | kernel/rcupdate.c | kernel/rcutree.c ])

2013-04-25 Thread Emmanuel Benisty
On Thu, Apr 25, 2013 at 7:56 PM, Rik van Riel r...@surriel.com wrote: On 04/24/2013 07:05 PM, Sedat Dilek wrote: On Thu, Apr 25, 2013 at 12:16 AM, Davidlohr Bueso davidlohr.bu...@hp.com wrote: This patch converts the IPC RCU header's reference counter to atomic_t. The return of

Re: [PATCH 09/10] ARM: ux500: Remove ux500-musb platform registation when booting with DT

2013-04-25 Thread Linus Walleij
On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: Now the ux500-musb driver has been enabled for Device Tree, there is no requirement to register it from platform code. Signed-off-by: Lee Jones lee.jo...@linaro.org Acked-by: Linus Walleij linus.wall...@linaro.org Yours,

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Steven Rostedt
On Thu, 2013-04-25 at 15:09 +0200, Thomas Gleixner wrote: Well, if your application is driven by an external interrupt, then you do not need highres timers at all. Fair point. -- Steve -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to

Re: [PATCH 10/10] ARM: ux500: Remove empty function u8500_of_init_devices()

2013-04-25 Thread Linus Walleij
On Tue, Apr 23, 2013 at 5:03 PM, Lee Jones lee.jo...@linaro.org wrote: As promised, now all devices which resided in u8500_of_init_devices() have been enabled for Device Tree, we can completely remove it. Signed-off-by: Lee Jones lee.jo...@linaro.org Beautiful. Acked-by: Linus Walleij

Re: [PATCH] NFSv4: Use exponential backoff delay for NFS4_ERRDELAY

2013-04-25 Thread Myklebust, Trond
On Thu, 2013-04-25 at 08:19 -0400, David Wysochanski wrote: On Wed, 2013-04-24 at 22:35 +, Myklebust, Trond wrote: On Wed, 2013-04-24 at 16:54 -0500, Dave Chiluk wrote: On 04/24/2013 04:28 PM, Myklebust, Trond wrote: On Wed, 2013-04-24 at 15:55 -0500, Dave Chiluk wrote: Changing

Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 25, 2013 at 11:06 AM, Lee Jones lee.jo...@linaro.org wrote: Are we now sacrificing that ability on the altar of simplification? I actually think not, but that we should do periph-to-periph transfers in some other way, and that the

Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 3:09 PM, Russell King - ARM Linux li...@arm.linux.org.uk wrote: There's a problem with device to device transfers though - you have to consider the rate at which the devices produce and consume data, and whether they both can cope with differing data rates. Take for

Re: [PATCH v2 1/4] Wrap crc_t10dif function all to use crypto transform framework

2013-04-25 Thread Herbert Xu
On Wed, Apr 17, 2013 at 09:12:52AM -0700, Tim Chen wrote: When CRC T10 DIF is calculated using the crypto transform framework, we wrap the crc_t10dif function call to utilize it. This allows us to take advantage of any accelerated CRC T10 DIF transform that is plugged into the crypto

Re: [GIT PULL events/urgent] Protect access via task_subsys_state_check()

2013-04-25 Thread Paul E. McKenney
On Thu, Apr 25, 2013 at 08:52:18AM +0200, Ingo Molnar wrote: * Paul E. McKenney paul...@linux.vnet.ibm.com wrote: Hello, Ingo, This pull request is for an RCU-related bug fix in perf_event_comm(). Without this fix, RCU-lockdep splats and other failures result. This fix is

Re: [ANNOUNCE] 3.4.41-rt55-feat1

2013-04-25 Thread Mike Galbraith
On Thu, 2013-04-25 at 15:09 +0200, Thomas Gleixner wrote: On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:46 +0200, Thomas Gleixner wrote: On Thu, 25 Apr 2013, Steven Rostedt wrote: On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote: hrtimer: fix hrtimer

Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers

2013-04-25 Thread Linus Walleij
On Thu, Apr 25, 2013 at 3:20 PM, Lee Jones lee.jo...@linaro.org wrote: On Thu, 25 Apr 2013, Linus Walleij wrote: As we may want to support DEV_TO_DEV at some point. Then no longer, and that is not related to $SUBJECT. That's not why I'm removing it. The statement can never be true due to

Re: [ANNOUNCE] util-linux 2.23

2013-04-25 Thread Andi Kleen
Karel Zak kzak-h+wxahxf7alqt0dzr+a...@public.gmane.org writes: Util-linux 2.23 Release Notes = The cryptoloop support in the commands mount(8) and losetup(8) has been REMOVED. The encryption= mount option and -e,-E,--encryption losetup options are no more

Re: [PATCH] NFSv4: Use exponential backoff delay for NFS4_ERRDELAY

2013-04-25 Thread bfie...@fieldses.org
On Thu, Apr 25, 2013 at 08:19:34AM -0400, David Wysochanski wrote: On Wed, 2013-04-24 at 22:35 +, Myklebust, Trond wrote: On Wed, 2013-04-24 at 16:54 -0500, Dave Chiluk wrote: On 04/24/2013 04:28 PM, Myklebust, Trond wrote: On Wed, 2013-04-24 at 15:55 -0500, Dave Chiluk wrote:

Re: [PATCH] NFSv4: Use exponential backoff delay for NFS4_ERRDELAY

2013-04-25 Thread Myklebust, Trond
On Thu, 2013-04-25 at 09:29 -0400, bfie...@fieldses.org wrote: My position is that we simply have no idea what order of magnitude even delay should be. And that in such a situation exponential backoff such as implemented in the synchronous case seems the reasonable default as it guarantees

Re: RFC: [PATCH] clocksource: tcb: fix min_delta calculation

2013-04-25 Thread Marc Kleine-Budde
On 04/23/2013 03:08 PM, Marc Kleine-Budde wrote: The commit 77cc982 clocksource: use clockevents_config_and_register() where possible switches from manually calculating min_delta_ns (and others) and clockevents_register_device() to automatic calculation via

Re: [PATCH v4 0/8] kdump, vmcore: support mmap() on /proc/vmcore

2013-04-25 Thread Cliff Wickman
On Fri, Apr 05, 2013 at 12:04:02AM +, HATAYAMA Daisuke wrote: Currently, read to /proc/vmcore is done by read_oldmem() that uses ioremap/iounmap per a single page. For example, if memory is 1GB, ioremap/iounmap is called (1GB / 4KB)-times, that is, 262144 times. This causes big performance

Re: [PATCH v4 2/7] xen/arm: SMP support

2013-04-25 Thread Ian Campbell
On Wed, 2013-04-24 at 20:28 +0100, Stefano Stabellini wrote: Map vcpu_info using VCPUOP_register_vcpu_info on secondary cpus. Call enable_percpu_irq on every cpu. Changed in v2: - move the percpu variable argument fix to a separate patch; - remove unused variable. Signed-off-by:

Re: Kconfig doesn't support select on choices (was Re: [GIT PULL] nohz: Adaptively stop the tick, finally)

2013-04-25 Thread Ingo Molnar
* Frederic Weisbecker fweis...@gmail.com wrote: 2013/4/25 Ingo Molnar mi...@kernel.org: * Frederic Weisbecker fweis...@gmail.com wrote: depends on VIRT_CPU_ACCOUNTING_GEN It should _really_ select both the RCU and the CPU time accounting model automatically! Yeah I

Re: [PATCH v4 4/7] xen/arm: implement HYPERVISOR_vcpu_op

2013-04-25 Thread Ian Campbell
On Wed, 2013-04-24 at 20:28 +0100, Stefano Stabellini wrote: Signed-off-by: Stefano Stabellini stefano.stabell...@eu.citrix.com Reviewed-by: Ian Campbell ian.campb...@citrix.com --- arch/arm/include/asm/xen/hypercall.h |1 + arch/arm/xen/enlighten.c |1 +

Re: [PATCH 6/9] crypto: ux500/cryp - Set DMA configuration though dma_slave_config()

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: The DMA controller currently takes configuration information from information passed though dma_channel_request(), but it shouldn't. Using the API, the DMA channel should

Re: [PATCH 5/9] crypto: ux500/cryp - Fix compile error

2013-04-25 Thread Lee Jones
On Thu, 25 Apr 2013, Linus Walleij wrote: On Thu, Apr 18, 2013 at 12:27 PM, Lee Jones lee.jo...@linaro.org wrote: Clearly this driver hasn't been tested, or even enabled in a while. drivers/crypto/ux500/cryp/cryp_core.c:1771:3: error: request for member ‘pm’ in something not a

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