Re: [RFC 00/12] On-demand device registration

2015-04-29 Thread Tomeu Vizoso
On 28 April 2015 at 20:17, Alexander Holler wrote: > Am 28.04.2015 um 14:49 schrieb Tomeu Vizoso: >> >> On 25 April 2015 at 01:15, Alexander Holler wrote: >>> >>> Am 24.04.2015 um 16:47 schrieb Tomeu Vizoso: Hi, while reading the thread [0] that Alexander Holler started with h

Re: [PATCHv3 9/9] zram: add dynamic device add/remove functionality

2015-04-29 Thread Sergey Senozhatsky
Hello Minchan, On (04/29/15 15:48), Minchan Kim wrote: [..] > > > > CPU0CPU1 > > umount > > zram_remove() > > zram_reset_device() disksize_store() > > mount > > kfree zram > > > > or > > > > CPU0

Re: [RFC v2 1/4] fs: Add generic file system event notifications

2015-04-29 Thread Beata Michalska
On 04/28/2015 07:39 PM, Greg KH wrote: > On Tue, Apr 28, 2015 at 04:46:46PM +0200, Beata Michalska wrote: >> On 04/28/2015 04:09 PM, Greg KH wrote: >>> On Tue, Apr 28, 2015 at 03:56:53PM +0200, Jan Kara wrote: On Mon 27-04-15 17:37:11, Greg KH wrote: > On Mon, Apr 27, 2015 at 05:08:27PM +0

Re: [RFC v2 PATCH 0/5] hugetlbfs: add fallocate support

2015-04-29 Thread Hillf Danton
> > hugetlbfs is used today by applications that want a high degree of > control over huge page usage. Often, large hugetlbfs files are used > to map a large number huge pages into the application processes. > The applications know when page ranges within these large files will > no longer be use

Re: Using pmem from a driver exposing a memory mapping (mmap) to userspace

2015-04-29 Thread Boaz Harrosh
On 04/28/2015 06:35 PM, Mathieu Desnoyers wrote: > Hi! > > I'm currently adaping lttng-modules to use DAX and pmem. > It will allow LTTng buffers to be recovered after a kernel > crash. I've moved pretty much all struct page pointers to > page frame numbers, as I remember being told that pmem does

Re: [PATCH 16/20] sched/idle: Use explicit broadcast oneshot control function

2015-04-29 Thread Linus Walleij
On Wed, Apr 29, 2015 at 3:04 AM, Rafael J. Wysocki wrote: > On Wednesday, April 29, 2015 02:50:22 AM Rafael J. Wysocki wrote: >> Below is the patch I came up with in the meantime. >> >> This moves the "switch to broadcast" timer logic into >> cpuidle_enter_state() which allows tick_broadcast_exit

Re: [PATCH] KVM: nVMX: Don't return error on nested bitmap memory allocation failure

2015-04-29 Thread Jan Kiszka
Am 2015-04-28 um 21:55 schrieb Bandan Das: > > If get_free_page() fails for nested bitmap area, it's evident that > we are gonna get screwed anyway but returning failure because we failed > allocating memory for a nested structure seems like an unnecessary big > hammer. Also, save the call for lat

Re: [PATCH] usb: core: add usb3 lpm sysfs

2015-04-29 Thread Zhuang Jin Can
On Tue, Apr 28, 2015 at 11:11:10PM +0200, Greg KH wrote: > On Wed, Apr 29, 2015 at 12:51:27AM +0800, Zhuang Jin Can wrote: > > Hi Greg KH, > > > > On Tue, Apr 28, 2015 at 12:42:24PM +0200, Greg KH wrote: > > > On Sun, Apr 19, 2015 at 11:46:12AM +0800, Zhuang Jin Can wrote: > > > > Some usb3 device

Re: [PATCHv3 9/9] zram: add dynamic device add/remove functionality

2015-04-29 Thread Sergey Senozhatsky
On (04/29/15 16:02), Sergey Senozhatsky wrote: > sure. I was talking about this one: > > CPU0CPU1 > umount > zram_remove() > lock ->bd_mutex > zram_reset_device() > unlock ->bd_mutex > disksize_store >

Re: Tux3 Report: How fast can we fsync?

2015-04-29 Thread Daniel Phillips
On Tuesday, April 28, 2015 11:33:33 PM PDT, Mike Galbraith wrote: On Tue, 2015-04-28 at 23:01 -0700, Daniel Phillips wrote: On Tuesday, April 28, 2015 7:21:11 PM PDT, Mike Galbraith wrote: Where does tux3 live? What I found looked abandoned. Current work is here: https://github.com/OGAWA

Re: [PATCH] KVM: nVMX: Don't return error on nested bitmap memory allocation failure

2015-04-29 Thread Nadav Amit
Bandan Das wrote: > > If get_free_page() fails for nested bitmap area, it's evident that > we are gonna get screwed anyway but returning failure because we failed > allocating memory for a nested structure seems like an unnecessary big > hammer. Also, save the call for later; after we are done

[RFC/PATCH] perf stat: Show sample events stat for a data file

2015-04-29 Thread Namhyung Kim
Add --input option to 'perf stat' so that it can show event stats of the file. I would like to use a short '-i' option to be compatible with other commands but it was already taken by '--no-inherit' option, so it only supports the long option. The example output looks like below: $ perf record

Re: [PATCH] scatterlist: enable sg chaining for all architectures

2015-04-29 Thread Boaz Harrosh
On 04/29/2015 05:15 AM, James Bottomley wrote: > > Perhaps the best thing to do is just fix target and call it quits? > Right! drivers write code for sg_chaining and on ARCHs that do not support it the code just works. Only the max_sg is smaller and the chaining code never kicks in and is dead c

Re: [RFC][PATCH v4] procfs: Always expose /proc//map_files/ and make it readable

2015-04-29 Thread Cyrill Gorcunov
On Tue, Apr 28, 2015 at 03:23:53PM -0700, Calvin Owens wrote: > > > > Guys, I'm really-really sorry for not replying the email that long. > > If I understand correctly all concerns were addressed, right? > > Ping! > > I thought everybody was happy after the permission check was changed > to be P

Re: [PATCH v7 04/23] IB/Verbs: Reform IB-core cm

2015-04-29 Thread Michael Wang
Hi, Or On 04/28/2015 09:02 PM, Or Gerlitz wrote: > On Tue, Apr 28, 2015 at 6:10 PM, Michael Wang > wrote: >> Use raw management helpers to reform IB-core cm. >> >> Cc: Hal Rosenstock >> Cc: Steve Wise >> Cc: Tom Talpey >> Cc: Jason Gunthorpe >> Cc: Doug Ledford >> Cc: Ira Weiny >> Cc: Sean

[PATCH] MAINTAINERS: replace an AT91 maintainer

2015-04-29 Thread Nicolas Ferre
As some help is needed from an active maintainer, replace Andrew Victor by Alexandre Belloni in the ARM/Atmel MAINTAINERS' entry (aka AT91). Thanks Andrew for the great role you played during the early days of this product family. Signed-off-by: Nicolas Ferre --- MAINTAINERS | 3 +-- 1 file cha

Re: [RFC v2 1/4] fs: Add generic file system event notifications

2015-04-29 Thread Jan Kara
On Wed 29-04-15 09:03:08, Beata Michalska wrote: > On 04/28/2015 07:39 PM, Greg KH wrote: > > On Tue, Apr 28, 2015 at 04:46:46PM +0200, Beata Michalska wrote: > >> On 04/28/2015 04:09 PM, Greg KH wrote: > >>> On Tue, Apr 28, 2015 at 03:56:53PM +0200, Jan Kara wrote: > On Mon 27-04-15 17:37:11,

Re: [RFC/PATCH] perf stat: Show sample events stat for a data file

2015-04-29 Thread Jiri Olsa
On Wed, Apr 29, 2015 at 04:27:45PM +0900, Namhyung Kim wrote: > Add --input option to 'perf stat' so that it can show event stats of the > file. I would like to use a short '-i' option to be compatible with > other commands but it was already taken by '--no-inherit' option, so it > only supports t

Re: [PATCH 1/2] mfd: da9052: fix broken regulator probe

2015-04-29 Thread Johan Hovold
On Tue, Apr 14, 2015 at 03:04:06PM +0200, Johan Hovold wrote: > Hi Mark and Lee, > > On Thu, Mar 26, 2015 at 08:32:09AM +, Lee Jones wrote: > > On Wed, 25 Mar 2015, Johan Hovold wrote: > > > > > Fix broken probe of da9052 regulators, which since commit b3f6c73db732 > > > ("mfd: da9052-core: F

Re: [RFC 1/3] mm: mmap make MAP_LOCKED really mlock semantic

2015-04-29 Thread Michal Hocko
On Tue 28-04-15 16:10:01, Andrew Morton wrote: > On Tue, 28 Apr 2015 14:11:49 +0200 Michal Hocko wrote: > > > The man page however says > > " > > MAP_LOCKED (since Linux 2.5.37) > > Lock the pages of the mapped region into memory in the manner of > > mlock(2). This flag is ignored in

Re: [RFC/PATCH] perf stat: Show sample events stat for a data file

2015-04-29 Thread Namhyung Kim
Hi Jiri, On Wed, Apr 29, 2015 at 4:42 PM, Jiri Olsa wrote: > On Wed, Apr 29, 2015 at 04:27:45PM +0900, Namhyung Kim wrote: >> Add --input option to 'perf stat' so that it can show event stats of the >> file. I would like to use a short '-i' option to be compatible with >> other commands but it w

Re: [PATCH v3 0/3] idle memory tracking

2015-04-29 Thread Vladimir Davydov
Hi Minchan, Thank you for taking a look at this patch set. On Wed, Apr 29, 2015 at 12:57:22PM +0900, Minchan Kim wrote: > On Tue, Apr 28, 2015 at 03:24:39PM +0300, Vladimir Davydov wrote: > > * /proc/kpageidle. For each page this file contains a 64-bit number, which > >equals 1 if the page

Re: [PATCHv3 08/11] usb: dwc3: add hsphy_interface property

2015-04-29 Thread Heikki Krogerus
> > + /* Select the HS PHY interface */ > > + switch (DWC3_GHWPARAMS3_HSPHY_IFC(dwc->hwparams.hwparams3)) { > > + case DWC3_GHWPARAMS3_HSPHY_IFC_UTMI_ULPI: > > + if (!strncmp(dwc->hsphy_interface, "utmi", 4)) { > > + reg &= ~DWC3_GUSB2PHYCFG_ULPI_UTMI; > > +

Re: [PATCH v2 06/10] KVM: arm64: guest debug, add SW break point support

2015-04-29 Thread Christoffer Dall
On Tue, Apr 28, 2015 at 03:37:01PM +0100, Alex Bennée wrote: > > Christoffer Dall writes: > > > On Tue, Apr 28, 2015 at 10:34:12AM +0100, Peter Maydell wrote: > >> On 28 April 2015 at 09:42, Alex Bennée wrote: > >> > Peter Maydell writes: > >> >> Does the kernel already have a conveniently imp

Re: [RFC PATCH 5/5] GHES: Make NMI handler have a single reader

2015-04-29 Thread Borislav Petkov
On Wed, Apr 29, 2015 at 12:49:59AM +, Zheng, Lv wrote: > > > We absolutely want to use atomic_add_unless() because we get to save us > > > the expensive > > > > > > LOCK; CMPXCHG > > > > > > if the value was already 1. Which is exactly what this patch is trying > > > to avoid - a thundering h

Re: [tip:x86/apic] iommu/vt-d: Move iommu preparatory allocations to irq_remap_ops.prepare

2015-04-29 Thread Jiang Liu
On 2015/4/28 6:46, Yinghai Lu wrote: > On Thu, Dec 11, 2014 at 6:04 PM, Yinghai Lu wrote: >> On Thu, Dec 11, 2014 at 12:30 PM, Thomas Gleixner wrote: >> >>> So irq_2_iommu is empty. That's a multi MSI, and that's the second >>> interrupt which gets enabled. >>> >>> The patch below should fix it.

Re: [PATCHv3 06/11] usb: dwc3: soft reset to it's own function

2015-04-29 Thread Heikki Krogerus
> > + * dwc3_soft_reset - Issue soft reset > > + * @dwc: Pointer to our controller context structure > > + */ > > +static int dwc3_soft_reset(struct dwc3 *dwc) > > I don't see this being called anywhere else in your series and I would > really like to know when we would need to reset the core agai

Re: [PATCH] KVM: nVMX: Don't return error on nested bitmap memory allocation failure

2015-04-29 Thread Paolo Bonzini
On 29/04/2015 09:27, Nadav Amit wrote: > free_page appears to check whether the address is zero before it actually > frees the page. Perhaps it is better to leverage this behaviour to remove > all the outX and simplify the code. Agreed. Regarding this patch, I agree with Jan. Paolo -- To unsub

Re: [PATCH v3 3/3] arm64: dts: Add mediatek MT8173 earlycon support

2015-04-29 Thread Vineet Gupta
On Wednesday 29 April 2015 12:15 PM, Sascha Hauer wrote: > Hi Eddie, > > On Tue, Apr 28, 2015 at 09:40:34PM +0800, Eddie Huang wrote: >> Add earlycon support to mediatek MT8173 evaluation board dts. > This is not about earlycon support. It adds the stdout-path property > which is generally about co

Re: [PATCHv3 00/12] usb: ulpi bus

2015-04-29 Thread Heikki Krogerus
On Tue, Apr 28, 2015 at 12:17:34PM -0500, Felipe Balbi wrote: > Hi, > > On Tue, Apr 28, 2015 at 04:24:35PM +0300, Heikki Krogerus wrote: > > Hi, > > > > I took the liberty of adding David's ACK to everything except 9/12, > > including to > > the 1/12 (removing the module handling has no function

Hej

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Re: [PATCH v1 3/3] mfd: Add support for Intel Sunrisepoint LPSS devices

2015-04-29 Thread Lee Jones
On Tue, 31 Mar 2015, Andy Shevchenko wrote: > The new coming Intel platforms such as Skylake will contain Sunrisepoint PCH. Can you use the same naming conventions as the Skylake's predecessors? Currently lpc_ich and lpc_sch exist. > The main difference to the previous platforms is that the LPSS

[PATCH] MAINTAINERS: remove website for paride

2015-04-29 Thread Sudip Mukherjee
The webpage mentioned is not working, Signed-off-by: Sudip Mukherjee --- MAINTAINERS | 1 - 1 file changed, 1 deletion(-) diff --git a/MAINTAINERS b/MAINTAINERS index 2e5bbc0..5f9bb63 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7379,7 +7379,6 @@ F:arch/*/include/asm/paravirt.h PARID

Re: [PATCH] power: axp288_charger: axp288 charger driver

2015-04-29 Thread Lee Jones
On Wed, 29 Apr 2015, Ramakrishna Pallala wrote: > This patch adds new power supply charger driver support > for X-Power AXP288 PMIC integrated charger. > > This driver interfaces with the axp20x mfd driver as a cell > and listens to extcon cable events for setting up charging. > > Signed-off-by:

Re: revert "fs/befs/linuxvfs.c: replace strncpy by strlcpy"

2015-04-29 Thread Geert Uytterhoeven
On Wed, Apr 29, 2015 at 2:35 AM, Al Viro wrote: > strncpy() has another use, though, and it can't be replaced by strlcpy() - > see the commits that had started this thread. IMO they (and anything > else of the same nature) really need to be reverted; using strlcpy() on > something that isn't guar

Re: [PATCH] drivers/nfc: remove obsolete setting of DEBUG

2015-04-29 Thread Paul Bolle
[Added Joe.] On Tue, 2015-04-28 at 11:08 +0200, Valentin Rothberg wrote: > The CPP identifier 'DEBUG' is not used in the source code of nfc at all, > so we can safely remove setting it in both Makefiles. > > Signed-off-by: Valentin Rothberg > --- > I detected this issue with ./scripts/checkkconf

Re: boot loader

2015-04-29 Thread Geert Uytterhoeven
On Tue, Apr 28, 2015 at 5:12 PM, Thiago Farina wrote: > Does the kernel include a simple boot loader like FreeBSD does? No idea what FreeBSD does, but you can use the kernel as a boot loader for something else with kexec. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -

Re: [PATCH] of: return NUMA_NO_NODE from fallback of_node_to_nid()

2015-04-29 Thread Konstantin Khlebnikov
+x...@kernel.org +linux-me...@vger.kernel.org here is proposed fix: https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg864009.html It returns NUMA_NO_NODE from both static-inline (CONFIG_OF=n) and weak version of of_node_to_nid(). This change might affect few arches which whave CONFIG_

[PATCHv3 11/12] phy: helpers for USB ULPI PHY registering

2015-04-29 Thread Heikki Krogerus
ULPI PHYs need to be bound to their controllers with a lookup. This adds helpers that the ULPI drivers can use to do both, the registration of the PHY and the lookup, at the same time. Signed-off-by: Heikki Krogerus Acked-by: David Cohen Cc: Kishon Vijay Abraham I --- drivers/phy/ulpi_phy.h |

[PATCHv3 10/12] usb: dwc3: add ULPI interface support

2015-04-29 Thread Heikki Krogerus
Registers DWC3's ULPI interface with the ULPI bus when it's available. Signed-off-by: Heikki Krogerus Acked-by: David Cohen --- drivers/usb/dwc3/Kconfig | 7 drivers/usb/dwc3/Makefile | 4 +++ drivers/usb/dwc3/core.c | 19 +- drivers/usb/dwc3/core.h | 14 drivers/us

[PATCHv3 12/12] phy: add driver for TI TUSB1210 ULPI PHY

2015-04-29 Thread Heikki Krogerus
TUSB1210 ULPI PHY has vendor specific register for eye diagram tuning. On some platforms the system firmware has set optimized value to it. In order to not loose the optimized value, the driver stores it during probe and restores it every time the PHY is powered back on. Signed-off-by: Heikki Krog

[PATCHv3 08/12] usb: dwc3: add hsphy_interface property

2015-04-29 Thread Heikki Krogerus
Platforms that have configured DWC_USB3_HSPHY_INTERFACE with value 3, i.e. UTMI+ and ULPI, need to inform the driver of the actual HSPHY interface type with the property. "utmi" if the interface is UTMI+ or "ulpi" if the interface is ULPI. Signed-off-by: Heikki Krogerus Acked-by: David Cohen ---

[PATCHv3 09/12] usb: dwc3: pci: add quirk for Baytrails

2015-04-29 Thread Heikki Krogerus
On some BYT platforms the USB2 PHY needs to be put into operational mode by the controller driver with GPIOs controlling the PHYs reset and cs signals. Signed-off-by: Heikki Krogerus --- drivers/usb/dwc3/dwc3-pci.c | 36 1 file changed, 36 insertions(+) diff

Re: [PATCH v3 3/3] proc: add kpageidle file

2015-04-29 Thread Vladimir Davydov
On Wed, Apr 29, 2015 at 01:57:59PM +0900, Minchan Kim wrote: > On Tue, Apr 28, 2015 at 03:24:42PM +0300, Vladimir Davydov wrote: > > @@ -69,6 +69,14 @@ There are four components to pagemap: > > memory cgroup each page is charged to, indexed by PFN. Only available > > when > > CONFIG_MEMCG

[PATCH 0/5] Add support for Exynos SROM Controller driver

2015-04-29 Thread Pankaj Dubey
This patch set adds support for Exynos SROM controller DT based driver. Currently SROM register sets are used only during S2R, so driver basically added for taking care of S2R. It will help us in removing static mapping from exynos.c and other extra code handline during S2R. This patch set also up

Re: [PATCH] MAINTAINERS: replace an AT91 maintainer

2015-04-29 Thread Andrew Victor
> As some help is needed from an active maintainer, replace Andrew Victor > by Alexandre Belloni in the ARM/Atmel MAINTAINERS' entry (aka AT91). > > Thanks Andrew for the great role you played during the early days of this > product family. > > Signed-off-by: Nicolas Ferre Acked-by: Andrew Victor

[PATCH 4/5] ARM: EXYNOS: DTS: add SROM device node for exynos5

2015-04-29 Thread Pankaj Dubey
Add SROM device node for exynos5. CC: Rob Herring CC: Mark Rutland CC: Ian Campbell Signed-off-by: Pankaj Dubey --- arch/arm/boot/dts/exynos5.dtsi | 5 + 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi index a0cc0b6..d3be361 10

[PATCH 5/5] Documentation: dt-bindings: add exynos-srom binding information

2015-04-29 Thread Pankaj Dubey
This patch adds exynos-srom binding information for SROM Controller driver on Exynos SoCs. CC: Rob Herring CC: Mark Rutland CC: Ian Campbell Signed-off-by: Pankaj Dubey --- .../devicetree/bindings/arm/samsung/exynos-srom.txt | 12 1 file changed, 12 insertions(+) create

[PATCH 3/5] ARM: EXYNOS: DTS: add SROM device node for exynos4

2015-04-29 Thread Pankaj Dubey
Add SROM device node for exynos4. CC: Rob Herring CC: Mark Rutland CC: Ian Campbell Signed-off-by: Pankaj Dubey --- arch/arm/boot/dts/exynos4.dtsi | 5 + 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index 77ea547..48490ea 10

[PATCH 1/5] drivers: soc: add support for exynos SROM driver

2015-04-29 Thread Pankaj Dubey
This patch adds Exynos SROM controller driver which will handle save restore of SROM registers during S2R. Change-Id: Iaddaaebc1d7090c9889e948e68e886519562c43c Signed-off-by: Pankaj Dubey --- drivers/soc/Kconfig | 1 + drivers/soc/Makefile | 1 + drivers/soc/samsun

[PATCH 2/5] ARM: EXYNOS: Remove SROM related register settings from mach-exynos

2015-04-29 Thread Pankaj Dubey
As now we have dedicated driver for SROM controller, it will take care of saving register banks during S2R so we can safely remove these settings from mach-exynos. Signed-off-by: Pankaj Dubey --- arch/arm/mach-exynos/Kconfig | 2 + arch/arm/mach-exynos/exynos.c

Re: [PATCH 1/2] mfd: da9052: fix broken regulator probe

2015-04-29 Thread Lee Jones
On Wed, 29 Apr 2015, Johan Hovold wrote: > On Tue, Apr 14, 2015 at 03:04:06PM +0200, Johan Hovold wrote: > > Hi Mark and Lee, > > > > On Thu, Mar 26, 2015 at 08:32:09AM +, Lee Jones wrote: > > > On Wed, 25 Mar 2015, Johan Hovold wrote: > > > > > > > Fix broken probe of da9052 regulators, whi

Re: [PATCH 2/2] Regulator: add driver for Freescale MC34708

2015-04-29 Thread Paul Bolle
Just a nit: a license mismatch. On Tue, 2015-04-28 at 16:17 +0200, Martin Fuzzey wrote: > --- /dev/null > +++ b/drivers/regulator/mc34708-regulator.c > + * This program is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * publ

Re: [RFC/PATCH] mmc: block: use block layer pm helpers for pm of card device

2015-04-29 Thread Konstantin Dorfman
Hello Ulf, Chris, Now as rc1 is out and the patch format fixed, please look into it again. Thanks, Kostya On 04/21/2015 05:20 PM, Konstantin Dorfman wrote: Use of block layer runtime PM helpers, implementing the block layer's request-based mechanism, simplifies data path of mmc core layer. It

Re: [PATCH] drivers/nfc: remove obsolete setting of DEBUG

2015-04-29 Thread Valentin Rothberg
Hi Paul, On Wed, Apr 29, 2015 at 10:27 AM, Paul Bolle wrote: > [Added Joe.] > > On Tue, 2015-04-28 at 11:08 +0200, Valentin Rothberg wrote: >> The CPP identifier 'DEBUG' is not used in the source code of nfc at all, >> so we can safely remove setting it in both Makefiles. >> >> Signed-off-by: Val

Re: [PATCH v8 2/3] watchdog: add watchdog_cpumask sysctl to assist nohz

2015-04-29 Thread Ulrich Obergfell
- Original Message - From: "Chris Metcalf" [...] > On 04/22/2015 04:20 AM, Ulrich Obergfell wrote: >> Chris, >> >> in principle the change looks o.k. to me, even though I'm not really familiar >> with the watchdog_nmi_disable_all() and watchdog_nmi_enable_all() functions. >> It is my under

Linux 4.0.1

2015-04-29 Thread Greg KH
I'm announcing the release of the 4.0.1 kernel. All users of the 4.0 kernel series must upgrade. The updated 4.0.y git tree can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-4.0.y and can be browsed at the normal kernel.org git web browser:

Re: [PATCH 16/20] sched/idle: Use explicit broadcast oneshot control function

2015-04-29 Thread Peter Zijlstra
On Wed, Apr 29, 2015 at 03:04:47AM +0200, Rafael J. Wysocki wrote: > > Below is the patch I came up with in the meantime. > > > > This moves the "switch to broadcast" timer logic into > > cpuidle_enter_state() which allows tick_broadcast_exit() to be > > called directly with interrupts disabled (a

Re: Linux 4.0.1

2015-04-29 Thread Greg KH
diff --git a/Makefile b/Makefile index fbd43bfe4445..f499cd2f5738 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 4 PATCHLEVEL = 0 -SUBLEVEL = 0 +SUBLEVEL = 1 EXTRAVERSION = NAME = Hurr durr I'ma sheep diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethe

Linux 3.14.40

2015-04-29 Thread Greg KH
I'm announcing the release of the 3.14.40 kernel. All users of the 3.14 kernel series must upgrade. The updated 3.14.y git tree can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-3.14.y and can be browsed at the normal kernel.org git web browser:

Linux 3.19.6

2015-04-29 Thread Greg KH
I'm announcing the release of the 3.19.6 kernel. All users of the 3.19 kernel series must upgrade. The updated 3.19.y git tree can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-3.19.y and can be browsed at the normal kernel.org git web browser:

Re: Linux 3.14.40

2015-04-29 Thread Greg KH
diff --git a/Makefile b/Makefile index b40845e11b84..070e0ebb9231 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 14 -SUBLEVEL = 39 +SUBLEVEL = 40 EXTRAVERSION = NAME = Remembering Coco diff --git a/arch/alpha/mm/fault.c b/arch/alpha/mm/fault.c index 98838a05ba6d

Re: Linux 3.19.6

2015-04-29 Thread Greg KH
diff --git a/Makefile b/Makefile index 633b5f0f11a0..65c7c8756803 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 19 -SUBLEVEL = 5 +SUBLEVEL = 6 EXTRAVERSION = NAME = Diseased Newt diff --git a/arch/arm/mm/hugetlbpage.c b/arch/arm/mm/hugetlbpage.c index 66781bf34

Linux 3.10.76

2015-04-29 Thread Greg KH
I'm announcing the release of the 3.10.76 kernel. All users of the 3.10 kernel series must upgrade. The updated 3.10.y git tree can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-3.10.y and can be browsed at the normal kernel.org git web browser:

Re: Linux 3.10.76

2015-04-29 Thread Greg KH
diff --git a/Makefile b/Makefile index 87909d8302ad..019a6a4b386d 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 10 -SUBLEVEL = 75 +SUBLEVEL = 76 EXTRAVERSION = NAME = TOSSUG Baby Fish diff --git a/arch/alpha/mm/fault.c b/arch/alpha/mm/fault.c index 98838a05ba6d

Re: [PATCH] drivers/nfc: remove obsolete setting of DEBUG

2015-04-29 Thread Paul Bolle
On Wed, 2015-04-29 at 10:45 +0200, Valentin Rothberg wrote: > Thanks, I was not aware of it at all. I read the code and it seems > that if neither DYNAMIC_DEBUG nor DEBUG is defined, pr_debug() does > nothing more than to return 0. > > I am not sure what to do in this case. Somehow it seems reas

Re: [PATCH kernel v9 16/32] powerpc/powernv/ioda: Move TCE kill register address to PE

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 01:25 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:40PM +1000, Alexey Kardashevskiy wrote: At the moment the DMA setup code looks for the "ibm,opal-tce-kill" property which contains the TCE kill register address. Writes to this register invalidates TCE cache on IODA/IODA2

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Re: [PATCH] usb: core: add usb3 lpm sysfs

2015-04-29 Thread Greg KH
On Wed, Apr 29, 2015 at 03:20:04PM +0800, Zhuang Jin Can wrote: > On Tue, Apr 28, 2015 at 11:11:10PM +0200, Greg KH wrote: > > On Wed, Apr 29, 2015 at 12:51:27AM +0800, Zhuang Jin Can wrote: > > > Hi Greg KH, > > > > > > On Tue, Apr 28, 2015 at 12:42:24PM +0200, Greg KH wrote: > > > > On Sun, Apr

Re: [PATCH kernel v9 17/32] powerpc/powernv: Implement accessor to TCE entry

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 02:04 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:41PM +1000, Alexey Kardashevskiy wrote: This replaces direct accesses to TCE table with a helper which returns an TCE entry address. This does not make difference now but will when multi-level TCE tables get introduces. N

Re: [PATCH 1/3] tracing/mm: Don't trace kmem_cache_free on offline cpus

2015-04-29 Thread Preeti Murthy
Ccing Paul, On Tue, Apr 28, 2015 at 9:21 PM, Shreyas B. Prabhu wrote: > Since tracepoints use RCU for protection, they must not be called on > offline cpus. trace_kmem_cache_free can be called on an offline cpu in > this scenario caught by LOCKDEP: > > === > [ INFO: su

Re: [PATCH 2/3] tracing/mm: Don't trace mm_page_free on offline cpus

2015-04-29 Thread Preeti Murthy
Ccing Paul, On Tue, Apr 28, 2015 at 9:21 PM, Shreyas B. Prabhu wrote: > Since tracepoints use RCU for protection, they must not be called on > offline cpus. trace_mm_page_free can be called on an offline cpu in > this scenario caught by LOCKDEP: > > === > [ INFO: sus

Re: [PATCH 2/3] tracing/mm: Don't trace mm_page_free on offline cpus

2015-04-29 Thread Preeti Murthy
On Wed, Apr 29, 2015 at 2:36 PM, Preeti Murthy wrote: > Ccing Paul, > > On Tue, Apr 28, 2015 at 9:21 PM, Shreyas B. Prabhu > wrote: >> Since tracepoints use RCU for protection, they must not be called on >> offline cpus. trace_mm_page_free can be called on an offline cpu in >> this scenario caugh

Re: [PATCH 1/2] usb: gadget: add usb_gadget_activate/deactivate functions

2015-04-29 Thread Robert Baldyga
Hi Felipe, On 04/28/2015 06:40 PM, Felipe Balbi wrote: > On Tue, Apr 07, 2015 at 10:31:52AM +0200, Robert Baldyga wrote: >> These functions allows to deactivate gadget to make it not visible to >> host and make it active again when gadget driver is finally ready. >> >> They are needed to fix usb_f

Re: [PATCH v1 3/3] mfd: Add support for Intel Sunrisepoint LPSS devices

2015-04-29 Thread Mika Westerberg
On Tue, Apr 28, 2015 at 06:57:35PM +0100, Lee Jones wrote: > On Tue, 28 Apr 2015, Mika Westerberg wrote: > > On Tue, Apr 28, 2015 at 02:32:59PM +0100, Lee Jones wrote: > > > On Tue, 31 Mar 2015, Andy Shevchenko wrote: > > > > > > > The new coming Intel platforms such as Skylake will contain > > >

Re: [RFC] x86, perf: Add an aperfmperf driver

2015-04-29 Thread Peter Zijlstra
On Tue, Apr 28, 2015 at 02:25:37PM -0700, Andy Lutomirski wrote: > diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile > index 80091ae54c2b..fadc822efc90 100644 > --- a/arch/x86/kernel/cpu/Makefile > +++ b/arch/x86/kernel/cpu/Makefile > @@ -45,6 +45,8 @@ obj-$(CONFIG_PERF_EVENT

Re: [PATCH kernel v9 20/32] powerpc/powernv/ioda2: Introduce pnv_pci_create_table/pnv_pci_free_table

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 02:39 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:44PM +1000, Alexey Kardashevskiy wrote: This is a part of moving TCE table allocation into an iommu_ops callback to support multiple IOMMU groups per one VFIO container. This moves a table creation window to the file with

Re: [PATCH v3 3/3] proc: add kpageidle file

2015-04-29 Thread Vladimir Davydov
On Wed, Apr 29, 2015 at 01:35:36PM +0900, Minchan Kim wrote: > On Tue, Apr 28, 2015 at 03:24:42PM +0300, Vladimir Davydov wrote: > > diff --git a/fs/proc/page.c b/fs/proc/page.c > > index 70d23245dd43..cfc55ba7fee6 100644 > > --- a/fs/proc/page.c > > +++ b/fs/proc/page.c > > @@ -275,6 +275,156 @@ s

Re: [RFC v2 1/4] fs: Add generic file system event notifications

2015-04-29 Thread Greg KH
On Wed, Apr 29, 2015 at 09:42:59AM +0200, Jan Kara wrote: > On Wed 29-04-15 09:03:08, Beata Michalska wrote: > > On 04/28/2015 07:39 PM, Greg KH wrote: > > > On Tue, Apr 28, 2015 at 04:46:46PM +0200, Beata Michalska wrote: > > >> On 04/28/2015 04:09 PM, Greg KH wrote: > > >>> On Tue, Apr 28, 2015 a

Re: [RFC] x86, perf: Add an aperfmperf driver

2015-04-29 Thread Peter Zijlstra
On Tue, Apr 28, 2015 at 03:43:38PM -0700, Andy Lutomirski wrote: > On Tue, Apr 28, 2015 at 3:29 PM, Brown, Len wrote: > >> Thoughts? Would it make sense at all? Did I wire it up right? This is > >> the only PMU driver I've ever written, and it could have any number of > >> issues. > > > > APER

Re: [PATCH 3/3] tracing/mm: Don't trace mm_page_pcpu_drain on offline cpus

2015-04-29 Thread Preeti Murthy
Ccing Paul, On Tue, Apr 28, 2015 at 9:21 PM, Shreyas B. Prabhu wrote: > Since tracepoints use RCU for protection, they must not be called on > offline cpus. trace_mm_page_pcpu_drain can be called on an offline cpu > in this scenario caught by LOCKDEP: > > === > [ INF

Re: [PATCHv5 18/28] x86, thp: remove infrastructure for handling splitting PMDs

2015-04-29 Thread Aneesh Kumar K.V
"Kirill A. Shutemov" writes: > With new refcounting we don't need to mark PMDs splitting. Let's drop > code to handle this. > > Signed-off-by: Kirill A. Shutemov > Tested-by: Sasha Levin > --- > arch/x86/include/asm/pgtable.h | 9 - > arch/x86/include/asm/pgtable_types.h | 2 --

Re: [RFC] x86, perf: Add an aperfmperf driver

2015-04-29 Thread Peter Zijlstra
On Tue, Apr 28, 2015 at 02:25:37PM -0700, Andy Lutomirski wrote: > +static struct pmu pmu_aperfmperf = { > +.task_ctx_nr= perf_invalid_context, You could actually have made that perf_sw_context, because its impossible to fail to add() this event. That will make it possible to attach i

Re: [PATCH] MIPS64: R6: R2 emulation bugfix

2015-04-29 Thread James Hogan
Hi Leonid, On 28/04/15 20:53, Leonid Yegoshin wrote: > Error recovery pointers for fixups was improperly set as ".word" > which is unsuitable for MIPS64. > > Replaced by __stringify(PTR) Every other case of this sort of thing uses STR(PTR) (or __UA_ADDR in uaccess.h). Can we stick to STR(PTR) fo

Re: [PATCH v2 06/10] KVM: arm64: guest debug, add SW break point support

2015-04-29 Thread Alex Bennée
Christoffer Dall writes: > On Tue, Apr 28, 2015 at 03:37:01PM +0100, Alex Bennée wrote: >> >> Christoffer Dall writes: >> >> > On Tue, Apr 28, 2015 at 10:34:12AM +0100, Peter Maydell wrote: >> >> On 28 April 2015 at 09:42, Alex Bennée wrote: >> >> > Peter Maydell writes: >> >> >> Does the k

Re: [PATCH kernel v9 13/32] vfio: powerpc/spapr/iommu/powernv/ioda2: Rework IOMMU ownership control

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 01:02 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:37PM +1000, Alexey Kardashevskiy wrote: This adds tce_iommu_take_ownership() and tce_iommu_release_ownership which call in a loop iommu_take_ownership()/iommu_release_ownership() for every table on the group. As there is j

[PATCH] context_tracking: avoid extra checks on guest_enter and guest_exit

2015-04-29 Thread Paolo Bonzini
guest_enter and guest_exit must be called with interrupts disabled, since they take the vtime_seqlock with write_seq{lock,unlock}. Therefore, it is not necessary to check for exceptions, nor to save/restore the IRQ state, when context tracking functions are called by guest_enter and guest_exit. Sp

Re: [PATCH V7 5/9] mfd: Add driver for NVIDIA Tegra XUSB

2015-04-29 Thread Lee Jones
On Mon, 27 Apr 2015, Andrew Bresticker wrote: > Add an MFD driver for the XUSB host complex found on NVIDIA Tegra124 > and later SoCs. > > Signed-off-by: Andrew Bresticker > Cc: Samuel Ortiz > Cc: Lee Jones > --- > New for v7. > --- > drivers/mfd/Kconfig | 7 ++ > drivers/mfd/Makefile

Re: [PATCH V7 4/9] mfd: Add binding document for NVIDIA Tegra XUSB

2015-04-29 Thread Lee Jones
On Mon, 27 Apr 2015, Andrew Bresticker wrote: > Add a binding document for the XUSB host complex on NVIDIA Tegra124 > and later SoCs. The XUSB host complex includes a mailbox for > communication with the XUSB micro-controller and an xHCI host-controller. > > Signed-off-by: Andrew Bresticker > C

Re: [PATCH 0/2] ACPI: Translate Linux IRQ number directly from GpioInt

2015-04-29 Thread Mika Westerberg
On Tue, Apr 28, 2015 at 10:36:48AM -0700, sathyanarayanan kuppuswamy wrote: > >This requires that the boot firmware (BIOS/coreboot) configures these pins > >correctly (input, etc) before handing over to OS. I've tested this on Intel > >Baytrail, Braswell and Skylake based machines where this is tru

Re: [PATCH kernel v9 21/32] powerpc/powernv/ioda2: Introduce pnv_pci_ioda2_set_window

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 02:45 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:45PM +1000, Alexey Kardashevskiy wrote: This is a part of moving DMA window programming to an iommu_ops callback. pnv_pci_ioda2_set_window() takes an iommu_table_group as a first parameter (not pnv_ioda_pe) as it is going

Re: [RFC/PATCH] perf stat: Show sample events stat for a data file

2015-04-29 Thread Peter Zijlstra
On Wed, Apr 29, 2015 at 04:27:45PM +0900, Namhyung Kim wrote: > Add --input option to 'perf stat' so that it can show event stats of the > file. I would like to use a short '-i' option to be compatible with > other commands but it was already taken by '--no-inherit' option, so it > only supports t

Re: [PATCH 1/3 v2] wait: introduce wait_event_exclusive_cmd

2015-04-29 Thread Peter Zijlstra
On Wed, Apr 29, 2015 at 10:48:53AM +0800, Yuanhan Liu wrote: > It's just a variant of wait_event_cmd(), with exclusive flag being set. > > For cases like RAID5, which puts many processes to sleep until 1/4 > resources are free, a wake_up wakes up all processes to run, but > there is one process be

Re: [PATCH 4/4] cpufreq: arm_big_little: add SCPI interface driver

2015-04-29 Thread Sudeep Holla
Hi Viresh, Thanks for the review. On 29/04/15 06:44, Viresh Kumar wrote: On 27 April 2015 at 17:10, Sudeep Holla wrote: diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index 4f3dbc8cf729..9e678bf1687c 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfi

[linux-next PATCH] IB/core: change rdma_gid2ip into void function as it always return zero

2015-04-29 Thread Honggang Li
Signed-off-by: Honggang Li --- drivers/infiniband/core/addr.c | 13 +++-- include/rdma/ib_addr.h | 3 +-- 2 files changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index f80da50..38339d2 100644 --- a/drivers/in

Re: [PATCH 16/20] sched/idle: Use explicit broadcast oneshot control function

2015-04-29 Thread Daniel Lezcano
On 04/29/2015 03:04 AM, Rafael J. Wysocki wrote: On Wednesday, April 29, 2015 02:50:22 AM Rafael J. Wysocki wrote: On Tuesday, April 28, 2015 02:58:37 PM Sudeep Holla wrote: On 28/04/15 15:14, Rafael J. Wysocki wrote: On Tuesday, April 28, 2015 03:37:44 PM Rafael J. Wysocki wrote: On Tuesday

Re: [PATCH kernel v9 23/32] powerpc/powernv/ioda: Define and implement DMA table/window management callbacks

2015-04-29 Thread Alexey Kardashevskiy
On 04/29/2015 03:30 PM, David Gibson wrote: On Sat, Apr 25, 2015 at 10:14:47PM +1000, Alexey Kardashevskiy wrote: This extends iommu_table_group_ops by a set of callbacks to support dynamic DMA windows management. create_table() creates a TCE table with specific parameters. it receives iommu_ta

Re: [RFC 00/12] On-demand device registration

2015-04-29 Thread Alexander Holler
Am 29.04.2015 um 08:58 schrieb Tomeu Vizoso: On 28 April 2015 at 20:17, Alexander Holler wrote: Am 28.04.2015 um 14:49 schrieb Tomeu Vizoso: On 25 April 2015 at 01:15, Alexander Holler wrote: Am 24.04.2015 um 16:47 schrieb Tomeu Vizoso: Hi, while reading the thread [0] that Alexander Ho

Re: [PATCH] power_supply: Add support for Richtek rt9455 battery charger

2015-04-29 Thread Krzysztof Kozłowski
2015-04-27 23:02 GMT+09:00 Nicolae, Anda-maria : > However after looking at the code I got different question. You are > reading here and in few other places the RT9455_REG_IRQ1. Isn't the > register auto-cleared? > > No, RT9455_REG_IRQ1 is not cleared after reading. Let me give you an example. >

Re: [PATCH 0/2] crypto: add new driver for Marvell CESA

2015-04-29 Thread Herbert Xu
On Tue, Apr 28, 2015 at 09:52:32PM +0200, Boris Brezillon wrote: > > In particular, I'd like to discuss the threaded-irq approach taken in > this driver (other drivers are using tasklets). > The main reason behind this choice is the fact that crypto engines > are quite fast, and I'm worried about

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