Re: [RFC PATCH] x86, espfix: use spin_lock rather than mutex

2015-05-14 Thread Borislav Petkov
On Thu, May 14, 2015 at 07:37:45PM +0800, Gu Zheng wrote: The following lockdep warning occurrs when running with latest kernel: [3.178000] [ cut here ] [3.183000] WARNING: CPU: 128 PID: 0 at kernel/locking/lockdep.c:2755 lockdep_trace_alloc+0xdd/0xe0() [

[PATCH 2/2] CRISv32: allow CONFIG_DEBUG_BUGVERBOSE

2015-05-14 Thread Rabin Vincent
Support for verbose BUG reporting already exists, but the HAVE flag that allows the option to be enabled is missing. Signed-off-by: Rabin Vincent ra...@rab.in --- arch/cris/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 0314e32..b202b82

[PATCH 1/2] CRISv32: add unreachable() to BUG()

2015-05-14 Thread Rabin Vincent
Add an unreachable() in the BUG() implementations, to get rid of several warnings similar to the one below: kernel/sched/core.c: In function 'pick_next_task': kernel/sched/core.c:2690:1: warning: control reaches end of non-void function [-Wreturn-type] Signed-off-by: Rabin Vincent

Re: [RFC][PATCHSET v3] non-recursive pathname resolution RCU symlinks

2015-05-14 Thread Jan Kara
On Thu 14-05-15 21:23:04, Dave Chinner wrote: On Wed, May 13, 2015 at 08:52:59PM -0700, Linus Torvalds wrote: And readdir() itself, for that matter - we have no good vfs-level readdir caching, so it all ends up serialized on the inode semaphore, and it all goes all the way into the

Re: staging: remove i2o subsystem: some leftovers

2015-05-14 Thread Greg KH
On Thu, May 14, 2015 at 01:37:04PM +0200, Valentin Rothberg wrote: Hi Greg, your commit 4a72a7af462d (staging: remove i2o subsystem) is in today's linux-next tree (i.e., next-20150514) and it removes the menuconfig I2O, but leaves the following line untouched: drivers/Makefile:101:obj

Re: [PATCH 2/2] net/ibm/emac: fix size of emac dump memory areas

2015-05-14 Thread Ivan Mikhaylov
On Tue, 12 May 2015 17:12:00 +0400 Ivan Mikhaylov i...@ru.ibm.com wrote: On Tue, 2015-05-12 at 17:12 +0400, Ivan Mikhaylov wrote: Fix in send of emac regs dump to ethtool which causing wrong data interpretation on ethtool layer for MII and EMAC. Please provide a better explanation. You removed

[PATCH v9 3/4] MAINTAINERS: Add myself as maintainer of Allwinner Security System

2015-05-14 Thread LABBE Corentin
Signed-off-by: LABBE Corentin clabbe.montj...@gmail.com --- MAINTAINERS | 6 ++ 1 file changed, 6 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 5d87ccb..f2518d8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -555,6 +555,12 @@ S: Maintained F:

[PATCH v9 1/4] ARM: sun7i: dt: Add Security System to A20 SoC DTS

2015-05-14 Thread LABBE Corentin
The Security System is a hardware cryptographic accelerator that support AES/MD5/SHA1/DES/3DES/PRNG algorithms. It could be found on many Allwinner SoC. This patch enable the Security System on the Allwinner A20 SoC Device-tree. Signed-off-by: LABBE Corentin clabbe.montj...@gmail.com ---

Re: [PATCH v2 1/2] tools lib traceevent: Export dynamic symbols used by traceevent plugins

2015-05-14 Thread Jiri Olsa
On Tue, May 12, 2015 at 06:41:56AM +, He Kuang wrote: SNIP diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 03409cc..338c426 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -172,6 +172,7 @@ endif LIBTRACEEVENT =

Re: [PATCH 2/5] arm64: Juno: Split juno.dts into juno-base.dtsi and juno.dts.

2015-05-14 Thread Sudeep Holla
On 14/05/15 12:04, Jon Medhurst (Tixy) wrote: On Thu, 2015-05-14 at 11:30 +0100, Liviu Dudau wrote: On Thu, May 14, 2015 at 10:35:42AM +0100, Jon Medhurst (Tixy) wrote: [...] What criteria were used to select the contents of juno-base.dtsi? From what I can see, the stuff left out of base

Re: [RFC PATCH 00/17][request for stable 3.10 inclusion] x86/nmi: Print all cpu stacks from NMI safely

2015-05-14 Thread Steven Rostedt
On Thu, 14 May 2015 11:34:47 + Wang Long long.wangl...@huawei.com wrote: The patch 1-13 backport the seq_buf infrastructures. in detail, patch 1, 2 and 6 only backport seq_buf related code. Ah, so basically you just backported the seq_buf.c code without modifying the trace_seq code.

[PATCH RT 3/5] KVM: use simple waitqueue for vcpu-wq

2015-05-14 Thread Steven Rostedt
3.14.39-rt38-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com The problem: On -RT, an emulated LAPIC timer instances has the following path: 1) hard interrupt 2) ksoftirqd is scheduled 3) ksoftirqd wakes up

[PATCH RT 0/5] Linux 3.14.39-rt38-rc1

2015-05-14 Thread Steven Rostedt
Dear RT Folks, This is the RT stable review cycle of patch 3.14.39-rt38-rc1. Please scream at me if I messed something up. Please test the patches too. The -rc release will be uploaded to kernel.org and will be deleted when the final release is out. This is just a review release (or release

[PATCH RT 1/5] kernel/irq_work: fix no_hz deadlock

2015-05-14 Thread Steven Rostedt
3.14.39-rt38-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Sebastian Andrzej Siewior bige...@linutronix.de Invoking NO_HZ's irq_work callback from timer irq is not working very well if the callback decides to invoke hrtimer_cancel():

Re: [PATCH 5/5] arm64: Add DT support for Juno r1 board.

2015-05-14 Thread Jon Medhurst (Tixy)
On Wed, 2015-05-13 at 18:11 +0100, Liviu Dudau wrote: This board is based on Juno r0 with updated Cortex A5x revisions and board errata fixes. It also contains coherent ThinLinks ports on the expansion slot that allow for an AXI master on the daughter card to participate in a coherency domain.

[PATCH] arm64: support ACPI tables outside of kernel RAM

2015-05-14 Thread Mark Salter
There is no guarantee that ACPI tables will be located in RAM linearly mapped by the kernel. This could be because UEFI placed them below the kernel image or because mem= places them beyond the reach of the linear kernel mapping. Even though these tables are outside the linear mapped RAM, they

Re: [PATCH] x86: skip delays during SMP initialization similar to Xen

2015-05-14 Thread Jan H. Schönherr
On 05/14/2015 09:18 AM, Len Brown wrote: On Thu, May 14, 2015 at 2:36 AM, Len Brown l...@kernel.org wrote: [2.737884] x86: Booted up 4 nodes, 120 CPUs For the record, the same (bare metal) box running latest tip boots 10ms/processor quicker [1.553658] x86: Booted up 4 nodes, 120

On resume from suspend only CPU 0 comes back on-line [REGRESSION][BISECTED]

2015-05-14 Thread Doug Smythies
As of, or about, Kernel 4.1RC1 on resume from suspend only CPU 0 comes back on-line. The issue persists through Kernel 4.1RC3. This is on my test computer with an i7-2600K. I do not normally use suspend on this computer, but was doing so while working on a bug report. The kernel was bisected,

Re: [PATCH] x86: Align jump targets to 1 byte boundaries

2015-05-14 Thread Denys Vlasenko
On 04/10/2015 02:08 PM, Ingo Molnar wrote: * Ingo Molnar mi...@kernel.org wrote: So restructure the loop a bit, to get much tighter code: 0030 mutex_spin_on_owner.isra.5: 30:55 push %rbp 31:65 48 8b 14 25 00 00mov%gs:0x0,%rdx

Re: [PATCH] gpio: pcf875x: Revert gpio: pcf857x: Propagate wake-up setting to parent irq controller

2015-05-14 Thread grygorii.stras...@linaro.org
Hi, On 05/11/2015 08:36 PM, Geert Uytterhoeven wrote: On Mon, May 11, 2015 at 4:13 PM, Roger Quadros rog...@ti.com wrote: commit b80eef95beb0 ('gpio: pcf857x: Propagate wake-up setting to parent irq controller') introduces the following recursive locking warning while suspending dra7-evm.

[PATCH 0/4] arc: add AXS101 board support

2015-05-14 Thread Alexey Brodkin
AXS101 is a new generation of devlopment boards from Synopsys that houses ASIC with ARC700 and lots of DesignWare peripherals: * DW APB UART * DW Mobile Storage (MMC/SD) * DW I2C * DW GMAC More info about DesignWare ARC Software Development Platforms (SDP) is here:

[PATCH 1/4] ARC: [axs101] Add support for AXS101 SDP (software development platform)

2015-05-14 Thread Alexey Brodkin
The AXS10x platforms consist of a mainboard with peripherals, on which several daughter cards can be placed. The daughter cards typically contain a CPU and memory. Signed-off-by: Mischa Jonker mjon...@synopsys.com Signed-off-by: Alexey Brodkin abrod...@synopsys.com Signed-off-by: Vineet Gupta

Re: staging: remove i2o subsystem: some leftovers

2015-05-14 Thread Valentin Rothberg
Hi Greg, On Thu, May 14, 2015 at 2:54 PM, Greg KH gre...@linuxfoundation.org wrote: On Thu, May 14, 2015 at 01:37:04PM +0200, Valentin Rothberg wrote: Hi Greg, your commit 4a72a7af462d (staging: remove i2o subsystem) is in today's linux-next tree (i.e., next-20150514) and it removes

Re: [PATCH 2/4] ARC: [axs101] support early 8250 uart

2015-05-14 Thread Vineet Gupta
On Thursday 14 May 2015 06:23 PM, Arnd Bergmann wrote: On Thursday 14 May 2015 15:48:42 Alexey Brodkin wrote: chosen { - bootargs = console=tty0 console=ttyS3,115200n8 consoleblank=0; + bootargs = earlycon=uart8250,mmio32,0xe0022000,115200n8

Re: [PATCH] MAINTAINERS: ARM64: EXYNOS: Extend entry for ARM64 DTS

2015-05-14 Thread Javier Martinez Canillas
Hello Krzysztof, On Thu, May 14, 2015 at 2:16 PM, Krzysztof Kozlowski k.kozlow...@samsung.com wrote: Extend the Exynos entry to ARM64 device tree sources. Cc: Catalin Marinas catalin.mari...@arm.com Cc: Will Deacon will.dea...@arm.com Cc: Russell King li...@arm.linux.org.uk Cc: Kukjin Kim

Re: Mwait usage on AMD processors

2015-05-14 Thread Huang Rui
On Thu, May 14, 2015 at 01:23:03PM +0200, Borislav Petkov wrote: On Thu, May 14, 2015 at 06:17:28PM +0800, Huang Rui wrote: At current processors, MWAITX cannot go to C1 state, but has faster waiting exit speed. MWAITX is still at C0 but less power consumption. So for now, I just want to

[PATCH] staging: I2O cleanup

2015-05-14 Thread Valentin Rothberg
Remove the last reference on menuconfig I20 that has been removed by commit 4a72a7af462d (staging: remove i2o subsystem). Signed-off-by: Valentin Rothberg valentinrothb...@gmail.com --- drivers/Makefile | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/Makefile b/drivers/Makefile index

[PATCH RT 3/5] KVM: use simple waitqueue for vcpu-wq

2015-05-14 Thread Steven Rostedt
3.12.40-rt56-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com The problem: On -RT, an emulated LAPIC timer instances has the following path: 1) hard interrupt 2) ksoftirqd is scheduled 3) ksoftirqd wakes up

[PATCH RT 1/5] kernel/irq_work: fix no_hz deadlock

2015-05-14 Thread Steven Rostedt
3.10.75-rt81-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Sebastian Andrzej Siewior bige...@linutronix.de Invoking NO_HZ's irq_work callback from timer irq is not working very well if the callback decides to invoke hrtimer_cancel():

[PATCH RT 3/5] KVM: use simple waitqueue for vcpu-wq

2015-05-14 Thread Steven Rostedt
3.10.75-rt81-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com The problem: On -RT, an emulated LAPIC timer instances has the following path: 1) hard interrupt 2) ksoftirqd is scheduled 3) ksoftirqd wakes up

Re: [PATCH v4] staging: sm750fb: use arch_phys_wc_add() and ioremap_wc()

2015-05-14 Thread Luis R. Rodriguez
On Sun, May 10, 2015 at 03:09:03PM +0200, Greg KH wrote: On Mon, May 04, 2015 at 05:15:51PM -0700, Luis R. Rodriguez wrote: --- drivers/staging/sm750fb/sm750.c| 36 drivers/staging/sm750fb/sm750.h| 3 --- drivers/staging/sm750fb/sm750_hw.c

[PATCH RT 0/5] Linux 3.10.75-rt81-rc1

2015-05-14 Thread Steven Rostedt
Dear RT Folks, This is the RT stable review cycle of patch 3.10.75-rt81-rc1. Please scream at me if I messed something up. Please test the patches too. The -rc release will be uploaded to kernel.org and will be deleted when the final release is out. This is just a review release (or release

[PATCH RT 5/5] Linux 3.12.40-rt56-rc1

2015-05-14 Thread Steven Rostedt
3.12.40-rt56-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Steven Rostedt (Red Hat) rost...@goodmis.org --- localversion-rt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/localversion-rt b/localversion-rt index

[PATCH RT 0/5] Linux 3.12.40-rt56-rc1

2015-05-14 Thread Steven Rostedt
Dear RT Folks, This is the RT stable review cycle of patch 3.12.40-rt56-rc1. Please scream at me if I messed something up. Please test the patches too. The -rc release will be uploaded to kernel.org and will be deleted when the final release is out. This is just a review release (or release

Re: [PATCH 2/2] selftests/breakpoints: only set TEST_PROGS when built

2015-05-14 Thread Tyler Baker
On 13 May 2015 at 14:41, Shuah Khan shua...@osg.samsung.com wrote: On 05/12/2015 03:59 PM, tyler.ba...@linaro.org wrote: From: Tyler Baker tyler.ba...@linaro.org Set TEST_PROGS only when a build has occurred. Signed-off-by: Tyler Baker tyler.ba...@linaro.org ---

[PATCH] staging: rts5208: remove always true comparison

2015-05-14 Thread Sudip Mukherjee
the if comparison is always true as anything bitwise and-ing with 0x1E can never be equal to 0x03. Fixes bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=69881 Reported-by: David Binderman dcb...@hotmail.com Signed-off-by: Sudip Mukherjee su...@vectorindia.org ---

Re: [PATCH] spi: Force the registration of the spidev devices

2015-05-14 Thread Mark Brown
On Wed, May 13, 2015 at 03:33:31PM -0700, Greg Kroah-Hartman wrote: On Wed, May 13, 2015 at 09:26:40PM +0200, Maxime Ripard wrote: Our use case is this one: we want to export spidev files so that dev boards with a header that allows to plug virtually anything on it (Raspberry Pi,

Re: [PATCH 2/2] pwm: add Mediatek display PWM driver support

2015-05-14 Thread YH Huang
On Tue, 2015-05-12 at 14:37 +0200, Matthias Brugger wrote: Hi YH, 2015-05-11 11:26 GMT+02:00 YH Huang yh.hu...@mediatek.com: Add display PWM driver support to modify backlight for MT8173/MT6595. Signed-off-by: YH Huang yh.hu...@mediatek.com --- drivers/pwm/Kconfig | 9

Re: linux-next: build warnings after merge of the net-next tree

2015-05-14 Thread Willem de Bruijn
On Thu, May 14, 2015 at 3:12 AM, Stephen Rothwell s...@canb.auug.org.au wrote: Hi all, After merging the net-next tree, today's linux-next build (sparc64 defconfig) produced these warnings: In file included from arch/sparc/include/asm/cmpxchg.h:4:0, from

Re: [PATCH] leds: fix brightness changing when software blinking is active

2015-05-14 Thread Stas Sergeev
14.05.2015 14:03, Stas Sergeev пишет: 14.05.2015 13:33, Jacek Anaszewski пишет: Indeed, but with these changes there should be no requirement for disabling a soft-blink from hard-irq context, which is what I really wanted to have. What am I missing? Please look at this [1]. Author mentions

deleting a btrfs subvolume shut up a server

2015-05-14 Thread Toralf Förster
I created at a 3 TB btrfs formatted disk a btrfs subvolume, unpacked a minimal Gentoo Linux in it, created in addition few files within it under ./tmp and bind mount from the host few files onto those files. If I now delete in another terminal the subvolume - then the server dies immediately

[PATCH 4/4] ARC: [axs101] STAR 9000799830: Fix SD cards support

2015-05-14 Thread Alexey Brodkin
As DW Mobile Storage databook says it's required to use Hold Register if card is enumerated in SDR12 or SDR25 modes. It means we need to act in the same way as in Altera's Socfpga implementation - set use hold reg bit in commad. Note that for upstream proper solution would be to remove

[PATCH 3/4] ARC: [axs101] Tweak DDR port aperture mappings for performance

2015-05-14 Thread Alexey Brodkin
From: Vineet Gupta vgu...@synopsys.com Route all MB originated traffic to DDR Port 1 and keep Port 0 for CPU traffic only Basic system parameters -- Host OS Description

[PATCH 2/4] ARC: [axs101] support early 8250 uart

2015-05-14 Thread Alexey Brodkin
From: Vineet Gupta vgu...@synopsys.com Earlycon calculates UART clock as BASE_BAUD * 16. In case of ARC BASE_BAUD is calculated dynamically in runtime, basically it is an alias to arc_early_base_baud(), which in turn just does arc_base_baud/16. 8250 UART on AXS/SDP board uses 33.3MHz clock

[PATCH v9] crypto: Add Allwinner Security System crypto accelerator

2015-05-14 Thread LABBE Corentin
Hello This is the driver for the Security System included in Allwinner SoC A20. The Security System (SS for short) is a hardware cryptographic accelerator that support AES/MD5/SHA1/DES/3DES/PRNG algorithms. It could be found on others Allwinner SoC: - A10, A10s, A13, A31 and A33 manual give the

Re: [PATCH 5/5] usb: add pxa1928 ehci support

2015-05-14 Thread Rob Herring
On Thu, May 14, 2015 at 5:42 AM, Arnd Bergmann a...@arndb.de wrote: On Thursday 14 May 2015 10:24:38 Paul Bolle wrote: --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile +obj-$(CONFIG_USB_EHCI_MV_OF) += ehci-mv-of.o USB_EHCI_MV_OF is a bool symbol so ehci-mv-of.o will never

Re: [PATCH Resend] sparc64: Resolve conflict between sparc v9 and M7 on usage of bit 9 of TTE

2015-05-14 Thread Khalid Aziz
On 05/13/2015 09:45 PM, David Miller wrote: Ok you've computed what cacheability bits to use in page_cache4v_flag. ... Although in another function, we seem to compute it here yet again. Perhaps early on put this into a static unsigned long page_cache4v_flag and just use that everywhere.

Re: [PATCH 0/3] Allow user to request memory to be locked on page fault

2015-05-14 Thread Eric B Munson
On Thu, 14 May 2015, Michal Hocko wrote: On Wed 13-05-15 11:00:36, Eric B Munson wrote: On Mon, 11 May 2015, Eric B Munson wrote: On Fri, 08 May 2015, Andrew Morton wrote: On Fri, 8 May 2015 15:33:43 -0400 Eric B Munson emun...@akamai.com wrote: mlock() allows a

[PATCH RT 2/2] Linux 3.4.107-rt134-rc1

2015-05-14 Thread Steven Rostedt
3.4.107-rt134-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Steven Rostedt (Red Hat) rost...@goodmis.org --- localversion-rt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/localversion-rt b/localversion-rt index

Re: [PATCH v2] trace-cmd: Add record --clock option to specify a trace clock

2015-05-14 Thread Steven Rostedt
On Mon, 16 Dec 2013 13:10:52 +0900 Yoshihiro YUNOMAE yoshihiro.yunomae...@hitachi.com wrote: Hi Ian, (2013/12/13 8:30), Ian Webster wrote: This change adds a --clock option to trace-cmd record. It simply writes trace_clock on debugfs. Examples of valid choices on most systems are:

[PATCH 1/1] drm/bridge: ptn3460: Fix I2C ID table to match the reported modalias

2015-05-14 Thread Javier Martinez Canillas
I2C drivers that support OF, have both an I2C and OF device ID tables that are used to fill the supported module aliases. But currently the I2C core only uses the OF table to match a device with a driver and the aliases information are always reported in the form i2c:name. The client-name is used

[PATCH] MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski as co-maintainer

2015-05-14 Thread Krzysztof Kozlowski
Add Krzysztof Kozlowski as a co-maintainer of Samsung Exynos ARM architecture to review the patches. Patches will go as usual - picked up by Kukjin Kim. Cc: Russell King li...@arm.linux.org.uk Cc: Kukjin Kim kg...@kernel.org Cc: Kevin Hilman khil...@kernel.org Cc: Arnd Bergmann a...@arndb.de Cc:

Re: [PATCH V2] atmel: fix a race between fw_load and data free

2015-05-14 Thread Pan Xinhui
hi, yes, we can't guarantee MXT_FW_RESET_TIME is enough. patch v3 is sent out :) thanks xinhui On 2015年05月14日 19:31, Nick Dyer wrote: Hi- This looks like a good tidy up, one minor comment: On 15/05/15 12:19, Pan Xinhui wrote: +mxt_wait_for_completion(data,

Re: [PATCH v2 3/4] mm, shmem: Add shmem resident memory accounting

2015-05-14 Thread Konstantin Khlebnikov
On Thu, May 14, 2015 at 2:17 PM, Vlastimil Babka vba...@suse.cz wrote: On 03/27/2015 06:09 PM, Konstantin Khlebnikov wrote: On 27.03.2015 19:40, Vlastimil Babka wrote: From: Jerome Marchand jmarc...@redhat.com Currently looking at /proc/pid/status or statm, there is no way to distinguish

Re: [PATCH v2 1/2] tools lib traceevent: Export dynamic symbols used by traceevent plugins

2015-05-14 Thread Jiri Olsa
On Thu, May 14, 2015 at 08:56:15PM +0800, He Kuang wrote: SNIP It seems new targets are needed. In the v2 patch, hum, I dont get it.. why ? dynamic-list-file gets rebuilt any time plugins are rebuilt.. why not keep just the 'plugins' dependency? You can test your patch as following

[PATCH v2] PM / sleep: Let devices force direct_complete

2015-05-14 Thread Tomeu Vizoso
Introduce a new per-device flag power.force_direct_complete that will instruct the PM core to let that device remain in runtime suspend when the system goes into a sleep power state, regardless of the PM state of any of its descendants. This is needed because otherwise it would be needed to get

Re: [PATCH 2/5] arm64: Juno: Split juno.dts into juno-base.dtsi and juno.dts.

2015-05-14 Thread Jon Medhurst (Tixy)
On Thu, 2015-05-14 at 14:11 +0100, Liviu Dudau wrote: On Thu, May 14, 2015 at 12:04:31PM +0100, Jon Medhurst (Tixy) wrote: On Thu, 2015-05-14 at 11:30 +0100, Liviu Dudau wrote: On Thu, May 14, 2015 at 10:35:42AM +0100, Jon Medhurst (Tixy) wrote: [...] What criteria were used to

[PATCH] staging: unisys: cleanup UNISYS_VISORUTIL

2015-05-14 Thread Valentin Rothberg
Commit 53490b545cb0 (staging: unisys: move periodic_work.c into the visorbus directory) removed the Kconfig option UNISYS_VISORUTIL, but left one reference in a Kconfig select. Remove this last reference. Signed-off-by: Valentin Rothberg valentinrothb...@gmail.com ---

[PATCH RT 2/5] KVM: lapic: mark LAPIC timer handler as irqsafe

2015-05-14 Thread Steven Rostedt
3.12.40-rt56-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com Since lapic timer handler only wakes up a simple waitqueue, it can be executed from hardirq context. Also handle the case where

[PATCH RT 2/5] KVM: lapic: mark LAPIC timer handler as irqsafe

2015-05-14 Thread Steven Rostedt
3.14.39-rt38-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com Since lapic timer handler only wakes up a simple waitqueue, it can be executed from hardirq context. Also handle the case where

[PATCH RT 1/5] kernel/irq_work: fix no_hz deadlock

2015-05-14 Thread Steven Rostedt
3.12.40-rt56-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Sebastian Andrzej Siewior bige...@linutronix.de Invoking NO_HZ's irq_work callback from timer irq is not working very well if the callback decides to invoke hrtimer_cancel():

[PATCH RT 4/5] hotplug: Use set_cpus_allowed_ptr() in sync_unplug_thread()

2015-05-14 Thread Steven Rostedt
3.10.75-rt81-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Mike Galbraith umgwanakikb...@gmail.com do_set_cpus_allowed() is not safe vs -sched_class change. crash bt PID: 11676 TASK: 88026f979da0 CPU: 22 COMMAND: sync_unplug/22 #0

[PATCH RT 4/5] hotplug: Use set_cpus_allowed_ptr() in sync_unplug_thread()

2015-05-14 Thread Steven Rostedt
3.12.40-rt56-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Mike Galbraith umgwanakikb...@gmail.com do_set_cpus_allowed() is not safe vs -sched_class change. crash bt PID: 11676 TASK: 88026f979da0 CPU: 22 COMMAND: sync_unplug/22 #0

Re: [PATCH 5/5] arm64: Add DT support for Juno r1 board.

2015-05-14 Thread Liviu Dudau
On Thu, May 14, 2015 at 03:07:31PM +0100, Jon Medhurst (Tixy) wrote: On Wed, 2015-05-13 at 18:11 +0100, Liviu Dudau wrote: This board is based on Juno r0 with updated Cortex A5x revisions and board errata fixes. It also contains coherent ThinLinks ports on the expansion slot that allow for

Re: [PATCH 5/5] arm64: Add DT support for Juno r1 board.

2015-05-14 Thread Mark Rutland
On Thu, May 14, 2015 at 03:07:31PM +0100, Jon Medhurst (Tixy) wrote: On Wed, 2015-05-13 at 18:11 +0100, Liviu Dudau wrote: This board is based on Juno r0 with updated Cortex A5x revisions and board errata fixes. It also contains coherent ThinLinks ports on the expansion slot that allow for

[RFC PATCH V2 2/2] gfp: use the best near online node if the target node is offline

2015-05-14 Thread Gu Zheng
Since the change to the cpu -- mapping (map the cpu to the physical node for all possible at the boot), the node of cpu may be not present, so we use the best near online node if the node is not present in the low level allocation APIs. --- V2: Maintaining a per-cpu cache about the

[RFC PATCH V2 1/2] x86/cpu hotplug: make apicid -- cpuid mapping persistent

2015-05-14 Thread Gu Zheng
Yasuaki Ishimatsu found that with node online/offline, cpu-node relationship is established. Because workqueue uses a info which was established at boot time, but it may be changed by node hotpluging. Once pool-node points to a stale node, following allocation failure happens. == SLUB:

[PATCH] mm/memory hotplug: init the zones' size when calculate node totalpages

2015-05-14 Thread Gu Zheng
Init the zones' size when calculate node totalpages to avoid duplicated operations in free_area_init_core. Signed-off-by: Gu Zheng guz.f...@cn.fujitsu.com --- mm/page_alloc.c | 44 +--- 1 files changed, 21 insertions(+), 23 deletions(-) diff --git

Re: [RFC] how to perform a safe NMI stack trace on all CPUs on x86?

2015-05-14 Thread long.wanglong
On 2015/5/13 22:26, Jiri Kosina wrote: On Wed, 13 May 2015, 王龙 wrote: Hi all, In kernel before 3.19, when trigger_all_cpu_backtrace() is called on x86, it will trigger an NMI on each CPU and call show_regs(). But this can lead to a hard lock up if the NMI comes in on another printk().

[PATCH] builddeb: generate a changes file from the build

2015-05-14 Thread Yves-Alexis Perez
A changes file (also called Debian upload control file) contains information about binary packages, including the changelog entry, the maintainer, the package list and the checksums. It can be used by various Debian tools like dput and dcmd to execute action on all the build packages at once, for

btrfs balance 4.0 regression?

2015-05-14 Thread Josh Boyer
Hi Omar and Chris, We have a bug reported [1] against 4.0 saying that btrfs balance is broken. The reporter found a revert patch that Omar sent [2] to revert commit 2f0810880. Looking in Linus' latest tree, I don't see that revert and I don't immediately see a patch to fix the issue Omar

Re: [PATCH v2 1/2] tools lib traceevent: Export dynamic symbols used by traceevent plugins

2015-05-14 Thread He Kuang
Hi, jirka On 2015/5/13 22:50, Jiri Olsa wrote: On Tue, May 12, 2015 at 11:25:45PM +0800, hekuang wrote: Hi, jirka On 05/12/2015 08:37 PM, Jiri Olsa wrote: On Tue, May 12, 2015 at 06:41:56AM +, He Kuang wrote: SNIP $(Q)$(MAKE) $(build)=perf -$(OUTPUT)perf: $(PERFLIBS)

Re: [PATCH 0/6] cpufreq: use generic cpufreq drivers forExynos4210platform

2015-05-14 Thread Kukjin Kim
On 05/14/15 14:10, Viresh Kumar wrote: On 14-05-15, 13:07, Kukjin Kim wrote: On 05/13/15 23:08, Bartlomiej Zolnierkiewicz wrote: Hi, Hi Bart, On Friday, April 03, 2015 06:43:43 PM Bartlomiej Zolnierkiewicz wrote: Hi, This patch series removes the use of Exynos4210 specific support from

Re: [PATCH] MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski asco-maintainer

2015-05-14 Thread Javier Martinez Canillas
Hello Kukjin, On Thu, May 14, 2015 at 3:00 PM, Kukjin Kim kg...@kernel.org wrote: On 05/14/15 21:15, Krzysztof Kozlowski wrote: Add Krzysztof Kozlowski as a co-maintainer of Samsung Exynos ARM architecture to review the patches. Patches will go as usual - picked up by Kukjin Kim. Hi

Re: Window watchdog driver design

2015-05-14 Thread Guenter Roeck
On 05/14/2015 04:56 AM, Andreas Werner wrote: Hi, in the next few weeks I need to write a driver for a window wachtdog implemented in a CPLD. I have some questions about the design of the driver and the best way to write this driver to also be able to submit it. The triggering and configuration

Re: [PATCH] Staging: comedi: Removed expression that has no effect

2015-05-14 Thread AdrianRemonda
On Tue, May 12, 2015 at 02:19:01PM -0700, Greg Kroah-Hartman wrote: On Tue, May 12, 2015 at 11:03:52PM +0200, Adrian Remonda wrote: This patch remove a register from an '|' expression. It is wrong since after in the code, the variable ai_trig gets written back to that register.

OT / Pascal (was: [PATCH 40/79] link_path_walk: turn inner loop into explicit goto)

2015-05-14 Thread el_es
Linus Torvalds torvalds at linux-foundation.org writes: On Mon, May 4, 2015 at 10:22 PM, Al Viro viro at zeniv.linux.org.uk wrote: +l: This looked like noise. PLEASE. We're not programming in Pascal What is it with Pascal that every C-like programmer is bashing (uh oh..) it ?

perf.data file format specification draft

2015-05-14 Thread Andi Kleen
Hi, Since there are more and more consumers I started a description of the on-disk perf.data format. This does not replace the kernel perf event description or the manpage, but describes the parts that perf record adds. So far it is still has some gaps and needs review. Eventually this should

[PATCH v9 4/4] crypto: Add Allwinner Security System crypto accelerator

2015-05-14 Thread LABBE Corentin
Add support for the Security System included in Allwinner SoC A20. The Security System is a hardware cryptographic accelerator that support: - MD5 and SHA1 hash algorithms - AES block cipher in CBC/ECB mode with 128/196/256bits keys. - DES and 3DES block cipher in CBC/ECB mode Signed-off-by:

Re: [FYI] tux3: Core changes

2015-05-14 Thread Rik van Riel
On 05/14/2015 04:26 AM, Daniel Phillips wrote: Hi Rik, Our linux-tux3 tree currently currently carries this 652 line diff against core, to make Tux3 work. This is mainly by Hirofumi, except the fs-writeback.c hook, which is by me. The main part you may be interested in is rmap.c, which

[GIT PULL] dmi fixes for v4.1

2015-05-14 Thread Jean Delvare
Hi Linus, Please pull dmi subsystem fixes for Linux 4.1 from: git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging.git dmi-for-linus drivers/firmware/dmi_scan.c | 12 ++-- 1 file changed, 6 insertions(+), 6 deletions(-) --- Jean Delvare (2): firmware:

Re: [PATCH] MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski asco-maintainer

2015-05-14 Thread Kukjin Kim
On 05/14/15 21:15, Krzysztof Kozlowski wrote: Add Krzysztof Kozlowski as a co-maintainer of Samsung Exynos ARM architecture to review the patches. Patches will go as usual - picked up by Kukjin Kim. Hi Krzysztof, Sorry, I don't agree with this patch because you can review any exynos patches

[PATCH v9 2/4] ARM: sun4i: dt: Add DT bindings documentation for SUN4I Security System

2015-05-14 Thread LABBE Corentin
This patch adds documentation for Device-Tree bindings for the Security System cryptographic accelerator driver. Signed-off-by: LABBE Corentin clabbe.montj...@gmail.com --- Documentation/devicetree/bindings/crypto/sun4i-ss.txt | 19 +++ 1 file changed, 19 insertions(+) create

Re: [PATCH 2/2] mmap2: clarify MAP_POPULATE

2015-05-14 Thread Michael Kerrisk (man-pages)
On 05/13/2015 04:38 PM, Michal Hocko wrote: From: Michal Hocko mho...@suse.cz David Rientjes has noticed that MAP_POPULATE wording might promise much more than the kernel actually provides and intend to provide. The primary usage of the flag is to pre-fault the range. There is no guarantee

Re: [PATCH 2/2] xfs: inode and free block counters need to use __percpu_counter_compare

2015-05-14 Thread Brian Foster
On Wed, May 13, 2015 at 09:52:34AM +1000, Dave Chinner wrote: From: Dave Chinner dchin...@redhat.com Because the counters use a custom batch size, the comparison functions need to be aware of that batch size otherwise the comparison does not work correctly. This leads to ASSERT failures on

[PATCH] saa7134: switch tuner FMD1216ME_MK3 to analog

2015-05-14 Thread Juergen Gier
Committer: Juergen Gier juergen.g...@gmx.de Signed-off-by: Juergen Gier juergen.g...@gmx.de The CTX946 TV card doesn't detect a signal after cold boot, seems the tuner FMD1216ME_MK3 suffers the same problem as FMD1216MEX_MK3, as described in saa7134-cards.c (disabled IF, enabled DVB-T). The card

[PATCH] tools perf: set vmlinux_path__nr_entries to 0 in vmlinux_path__exit.

2015-05-14 Thread Wang Nan
Original vmlinux_path__exit() doesn't revert vmlinux_path__nr_entries to its original state. After the while loop vmlinux_path__nr_entries becomes -1 instead of 0. This makes a problem that, if runs twice, during the second run vmlinux_path__init() will set vmlinux_path[-1] to strdup(vmlinux),

Re: [PATCH v4] mfd: arizona: Add support for WM8998 and WM1814

2015-05-14 Thread Lee Jones
On Thu, 14 May 2015, Richard Fitzgerald wrote: On Thu, May 14, 2015 at 11:08:33AM +0100, Lee Jones wrote: On Thu, 14 May 2015, Richard Fitzgerald wrote: Signed-off-by: Richard Fitzgerald r...@opensource.wolfsonmicro.com --- This is v4, so where's the change log? I looked

[PATCH v2] ARM: dts: Add syscon property to the MIPI phy in exynos5420

2015-05-14 Thread Tomeu Vizoso
Since e4b3d38088df6f3acd40 (phy: exynos-video-mipi: Fix regression by adding support for PMU regmap) the syscon property is required in samsung,s5pv210-mipi-video-phy nodes, but this DTS hadn't been updated yet. Signed-off-by: Tomeu Vizoso tomeu.viz...@collabora.com Reviewed-by: Javier Martinez

Re: [PATCH 2/4] ARC: [axs101] support early 8250 uart

2015-05-14 Thread Arnd Bergmann
On Thursday 14 May 2015 15:48:42 Alexey Brodkin wrote: chosen { - bootargs = console=tty0 console=ttyS3,115200n8 consoleblank=0; + bootargs = earlycon=uart8250,mmio32,0xe0022000,115200n8 console=tty0 console=ttyS3,115200n8 consoleblank=0; };

[PATCH][v2]drivers:usb:fsl:Make fsl ehci drv an independent driver module

2015-05-14 Thread Ramneek Mehresh
Make Freescale EHCI driver an independent entity from ehci-hcd.c. This involves - using module_init/module_exit functions - using overrides structure - some necessary code cleanup Signed-off-by: Ramneek Mehresh ramneek.mehr...@freescale.com --- Changes for v2: -

Re: [PATCH] drivers: of/base: move of_init to driver_init

2015-05-14 Thread Sudeep Holla
On 14/05/15 10:28, Sudeep Holla wrote: Commit 5590f3196b29 (drivers/core/of: Add symlink to device-tree from devices with an OF node) adds the symlink `of_node` for each device pointing to it's device tree node while creating/initialising it. However the devicetree sysfs is created and setup

Re: [RFCv4 PATCH 31/34] sched: Energy-aware wake-up task placement

2015-05-14 Thread Dietmar Eggemann
On 12/05/15 20:39, Morten Rasmussen wrote: Let available compute capacity and estimated energy impact select wake-up target cpu when energy-aware scheduling is enabled and the system in not over-utilized (above the tipping point). energy_aware_wake_cpu() attempts to find group of cpus with

[PATCH RT 5/5] Linux 3.10.75-rt81-rc1

2015-05-14 Thread Steven Rostedt
3.10.75-rt81-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Steven Rostedt (Red Hat) rost...@goodmis.org --- localversion-rt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/localversion-rt b/localversion-rt index

Re: [PATCH] MAINTAINERS: ARM: EXYNOS: Add Krzysztof Kozlowski asco-maintainer

2015-05-14 Thread Tobias Jakobi
Javier Martinez Canillas wrote: Hello Kukjin, On Thu, May 14, 2015 at 3:00 PM, Kukjin Kim kg...@kernel.org wrote: On 05/14/15 21:15, Krzysztof Kozlowski wrote: Add Krzysztof Kozlowski as a co-maintainer of Samsung Exynos ARM architecture to review the patches. Patches will go as usual -

[PATCH RT 1/2] KVM: lapic: mark LAPIC timer handler as irqsafe

2015-05-14 Thread Steven Rostedt
3.4.107-rt134-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com Since lapic timer handler only wakes up a simple waitqueue, it can be executed from hardirq context. Also handle the case where

Re: [PATCH] drm: remove unused function

2015-05-14 Thread Daniel Stone
Hi Sudip, On 14 May 2015 at 12:14, Sudip Mukherjee sudipm.mukher...@gmail.com wrote: this function was not used anywhere and was giving a build warning. Thanks for the patch, but this function is used in following patches that are in the process of being merged. This shouldn't have snuck in in

[PATCH RT 2/5] KVM: lapic: mark LAPIC timer handler as irqsafe

2015-05-14 Thread Steven Rostedt
3.10.75-rt81-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Tosatti mtosa...@redhat.com Since lapic timer handler only wakes up a simple waitqueue, it can be executed from hardirq context. Also handle the case where

Re: [PATCH] btrfs: bugfix: handle FS_IOC32_{GETFLAGS,SETFLAGS,GETVERSION} in btrfs_ioctl

2015-05-14 Thread David Sterba
On Wed, May 13, 2015 at 05:15:26PM +, Luke Dashjr wrote: 32-bit ioctl uses these rather than the regular FS_IOC_* versions. They can be handled in btrfs using the same code. Without this, 32-bit {ch,ls}attr fail. Yes, but this has to be implemented in another way. See eg.

[PATCH v4 3/3] mm: Add debug code for SANITIZE_FREED_PAGES

2015-05-14 Thread Anisse Astier
Add debug code for sanitize freed pages to print status and verify pages at alloc to make sure they're clean. It can be useful if you have crashes when using SANITIZE_FREED_PAGES. Signed-off-by: Anisse Astier ani...@astier.eu --- kernel/power/snapshot.c | 8 ++-- mm/Kconfig |

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