Re: [linux-sunxi] [PATCH 2/2] ARM: sun6i: Add SMP support for the Allwinner A31

2013-11-11 Thread Ian Campbell
On Sun, 2013-11-10 at 11:03 +0100, Maxime Ripard wrote: > Hi Ian, > > On Fri, Nov 08, 2013 at 10:25:55AM +, Ian Campbell wrote: > > On Fri, 2013-11-08 at 09:40 +0100, Maxime Ripard wrote: > > > > I'm trying to work out if we can make this work with the requirement > > > > which both Xen and KV

[PATCH 02/12] mtd: nand: davinci: check required ti,davinci-chipselect property

2013-11-11 Thread Khoronzhuk, Ivan
The property "ti,davinci-chipselect" is required. So we have to check if it is set. Signed-off-by: Ivan Khoronzhuk --- drivers/mtd/nand/davinci_nand.c | 10 +- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c

Re: [PATCH] uprobes: Add uprobe_task->dup_work/dup_addr

2013-11-11 Thread Oleg Nesterov
On 11/11, Srikar Dronamraju wrote: > > * Oleg Nesterov [2013-11-08 20:00:03]: > > > uprobe_task->vaddr is a bit strange. First of all it is not really > > needed, we can move it into arch_uprobe_task. The generic code uses > > it only to pass the additional argument to arch_uprobe_pre_xol(), > > a

[GIT PULL] x86/asm changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-asm-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-asm-for-linus # HEAD: 7a3d9b0f3abbea957b829cdfff8169872c575642 x86: Unify copy_to_user() and add size checking to it This tree contains two copy_[from/to]_user() b

[PATCH 05/12] mtd: nand: davinci: extend description of bindings

2013-11-11 Thread Khoronzhuk, Ivan
Extend bindings for davinci_nand driver to be more clear. Signed-off-by: Ivan Khoronzhuk --- .../devicetree/bindings/mtd/davinci-nand.txt | 77 ++-- 1 file changed, 54 insertions(+), 23 deletions(-) diff --git a/Documentation/devicetree/bindings/mtd/davinci-nand.txt b/D

Re: [PATCH] of: set dma_mask to point to coherent_dma_mask

2013-11-11 Thread Stefano Stabellini
On Wed, 6 Nov 2013, Stefano Stabellini wrote: > On Sat, 2 Nov 2013, Grant Likely wrote: > > On Wed, 30 Oct 2013 00:05:22 -0500, Rob Herring > > wrote: > > > From: Rob Herring > > > > > > Platform devices created by DT code don't initialize dma_mask pointer to > > > anything. Set it to coherent_

[PATCH 06/12] mtd: nand: davinci: adjust DT properties to MTD generic

2013-11-11 Thread Khoronzhuk, Ivan
The properties davinci-ecc-mode, davinci-nand-use-bbt, davinci-nand-buswidth are MTD generic. Correct names for them are: nand-ecc-mode, nand-on-flash-bbt, nand-bus-width accordingly. So rename them in dts and documentation. Signed-off-by: Ivan Khoronzhuk --- .../devicetree/bindings/mtd/davinci-

Re: [PATCH v4 1/3] x86, apic: Don't count the CPU with BP flag from MP table as booting-up CPU

2013-11-11 Thread Vivek Goyal
On Mon, Nov 11, 2013 at 11:52:30AM +0900, HATAYAMA Daisuke wrote: [..] > Looking at my past investigation, kernel/mpparse.c, mm/amdtopology.c and > platform/visws/visws_quirks.c assumes that boot_cpu_physical_apicid > has initial apicid of the BSP, not the current actual booting-up cpu. > > These

Re: [PATCH 0/3] omapdss: venc: Add support for bypass and acbias.

2013-11-11 Thread Tony Lindgren
* Dr. H. Nikolaus Schaller [13 06:30]: > Am 11.11.2013 um 15:13 schrieb Tomi Valkeinen: > > On 2013-11-11 15:57, Dr. H. Nikolaus Schaller wrote: > > > > The display.c file is not strictly DSS stuff, but DSS related "glue" for > > the SoC. For example, the muxing of the DSI pads is also done on

[PATCH 03/12] mtd: nand: davinci: simplify error handling

2013-11-11 Thread Khoronzhuk, Ivan
There is not needed to use a lot of names for err handling. It complicates code support and reading. Signed-off-by: Ivan Khoronzhuk --- drivers/mtd/nand/davinci_nand.c | 46 +++ 1 file changed, 17 insertions(+), 29 deletions(-) diff --git a/drivers/mtd/nand

Re: [RFC][PATCH v5 00/14] sched: packing tasks

2013-11-11 Thread Morten Rasmussen
On Mon, Nov 11, 2013 at 11:33:45AM +, Catalin Marinas wrote: > Hi Vincent, > > (cross-posting to linux-pm as it was agreed to follow up on this list) > > On 18 October 2013 12:52, Vincent Guittot wrote: > > This is the 5th version of the previously named "packing small tasks" > > patchset.

[PATCH 04/12] mtd: nand: davinci: move bindings under mtd

2013-11-11 Thread Khoronzhuk, Ivan
Move bindings under mtd. Do this in order to make davinci-nand driver usable by keystone architecture. Signed-off-by: Ivan Khoronzhuk --- .../{arm/davinci/nand.txt => mtd/davinci-nand.txt} |0 1 file changed, 0 insertions(+), 0 deletions(-) rename Documentation/devicetree/bindings/{arm/davi

[PATCH 01/12] mtd: nand: davinci: fix driver registration

2013-11-11 Thread Khoronzhuk, Ivan
When kernel is booted using DT, there is no guarantee that Davinci NAND device has been created already at the time when driver init function is executed. Therefore, platform_driver_probe() can't be used because this may result the Davinci NAND driver will never be probed. The driver probing has t

perf/tracepoint yet another lockup

2013-11-11 Thread Vince Weaver
Hello so I modified my perf_fuzzer to not try tracepoint event 0x18 (irq_work_exit which is the event causing problems in the other thread). But I got another lockup, presumbaly with a different trace event. I'll try to narrow down which one caused it. Should we just be disabling the perf/tra

[GIT PULL] x86/boot changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-boot-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-boot-for-linus # HEAD: a17bce4d1dce8f3cf714bc2e5d8e4bac009dc077 x86/boot: Further compress CPUs bootup message Two changes that prettify and compactify the SMP bo

[PATCH 07/12] memory: davinci-aemif: introduce AEMIF driver

2013-11-11 Thread Khoronzhuk, Ivan
Add new AEMIF driver for EMIF16 davinci controller. The EMIF16 module is intended to provide a glue-less interface to a variety of asynchronous memory devices like ASRA M, NOR and NAND memory. A total of 256M bytes of any of these memories can be accessed at any given time via four chip selects wit

[PATCH 08/12] memory: davinci-aemif: add bindings for AEMIF driver

2013-11-11 Thread Khoronzhuk, Ivan
Add bindings for AEMIF controller drivers/memory/davinici-aemif.c Signed-off-by: Ivan Khoronzhuk --- .../bindings/memory-controllers/davinci-aemif.txt | 198 1 file changed, 198 insertions(+) create mode 100644 Documentation/devicetree/bindings/memory-controllers/davinci

[PATCH 09/12] mtd: nand: davinci: reuse driver for Keystone arch

2013-11-11 Thread Khoronzhuk, Ivan
The Keystone arch has compatible nand device, so reuse it. In case with Keystone it depends on TI_DAVINCI_AEMIF because AEMIF driver is responsible to set timings. See http://www.ti.com/lit/ug/sprugz3a/sprugz3a.pdf Signed-off-by: Ivan Khoronzhuk --- .../devicetree/bindings/mtd/davinci-nand.txt

[PATCH 10/12] mtd: nand: davinci: don't set timings if AEMIF is used

2013-11-11 Thread Khoronzhuk, Ivan
If Davinci AEMIF is used we don't need to set timings and bus width. It is done by AEMIF driver (drivers/memory/davinci-aemfi.c). Signed-off-by: Ivan Khoronzhuk --- drivers/mtd/nand/davinci_nand.c | 22 +++--- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/drive

[PATCH 11/12] mtd: nand: davinci: don't request AEMIF address range

2013-11-11 Thread Khoronzhuk, Ivan
The AEMIF driver registers are used to setup timings for each chip select. The same registers range is used to setup NAND settings. The AEMIF and NAND drivers not use the same registers in this range. In case with AEMIF driver, the memory address range is requested already by AEMIF, so we cannot r

Re: [PATCH] doc: devicetree: Add bindings documentation for omap-des driver

2013-11-11 Thread Joel Fernandes
On 11/11/2013 05:01 AM, Mark Rutland wrote: > Hi Joel, > > I realise I'm a little late in replying to this, but there are a few > things that would be nice to fix up. > > On Fri, Nov 08, 2013 at 12:37:09AM +, Joel Fernandes wrote: >> Add documentation for the generic OMAP DES crypto module de

[PATCH 12/12] arm: dts: keystone: add AEMIF/NAND device entry

2013-11-11 Thread Khoronzhuk, Ivan
Add AEMIF/NAND device entry. Signed-off-by: Ivan Khoronzhuk --- arch/arm/boot/dts/keystone.dts | 63 1 file changed, 63 insertions(+) diff --git a/arch/arm/boot/dts/keystone.dts b/arch/arm/boot/dts/keystone.dts index 100bdf5..998da98 100644 --- a/arch/

[GIT PULL] x86/build changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-build-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-build-for-linus # HEAD: 7f71be4c9f9a334e7bd0adc66225db4eb88c3bc4 x86, defconfig: Add DEVTMPFS and DEVTMPFS_MOUNT to *86*_defconfig Two small changes. Thanks,

Re: kernel BUG at kernel/kallsyms.c:222!

2013-11-11 Thread Jonathan Austin
On 11/11/13 10:41, Ming Lei wrote: > Hi, > > On Mon, Nov 11, 2013 at 5:57 PM, Ming Lei wrote: >> Hi, >> >> On Mon, Nov 11, 2013 at 4:37 PM, Axel Lin wrote: >>> 2013/11/11 Ming Lei : >>> >>> Hi Ming, >>> >>> commit f6537f2f "scripts/kallsyms: filter symbols not in kernel address >>> space", >>>

[GIT PULL] x86/cleanups for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-cleanups-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-cleanups-for-linus # HEAD: 122498738417c73943b71294c60ec34fc110f5d6 x86, msr: Use file_inode(), not f_mapping->host Two small cleanups. Thanks, In

Re: Re: [PATCH -tip RFC 0/2] kprobes: introduce NOKPROBE_SYMBOL() and prohibit probing on .entry.text

2013-11-11 Thread Masami Hiramatsu
(2013/11/11 20:16), Ingo Molnar wrote: > > * Masami Hiramatsu wrote: > >> Currently the blacklist is maintained by hand in kprobes.c >> which is separated from the function definition and is hard >> to catch up the kernel update. >> To solve this issue, I've tried to implement new >> NOKPROBE_S

Re: Warning: NO_HZ FULL will not work with unstable sched clock

2013-11-11 Thread Frederic Weisbecker
On Sat, Nov 09, 2013 at 12:32:06PM +0400, Alexander Beregalov wrote: > Hi, > It first appeared some time after 3.9 or 3.10 and still persist. > I guess bisect is not required? > > WARNING: CPU: 1 PID: 6 at kernel/time/tick-sched.c:187 > can_stop_full_tick+0x8d/0x9a() > NO_HZ FULL will not work wit

[GIT PULL] x86/cpu changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-cpu-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-cpu-for-linus # HEAD: b53b5eda8194214928c8243d711a75dbf51809fc x86/cpu: Increase max CPU count to 8192 The biggest change that stands out is the increase of the CO

Re: [PATCH -tip RFC 0/2] kprobes: introduce NOKPROBE_SYMBOL() and prohibit probing on .entry.text

2013-11-11 Thread Steven Rostedt
On Tue, 12 Nov 2013 02:18:53 +0900 Masami Hiramatsu wrote: > > > After that we can convert all the rest, probably as part of this series. > > OK, I'll do. :) > BTW, converting all the __kprobes involves many archs, which > kprobes ported. In that case, which mailing-list would better me > to pos

Re: [PATCHv2] dmaengine: Add support for BCM2835.

2013-11-11 Thread Russell King - ARM Linux
On Mon, Nov 11, 2013 at 05:33:41PM +0100, Florian Meier wrote: > Add support for DMA controller of BCM2835 as used in the Raspberry Pi. > Currently it only supports cyclic DMA. It's better, but still modelled too much on omap-dma.c. The changes I suggest below get rid of bcm2835_sg entirely, and

Re: [PATCH v2 1/3] firmware: Introduce request_firmware_direct()

2013-11-11 Thread Takashi Iwai
At Mon, 11 Nov 2013 16:34:26 +0100, Borislav Petkov wrote: > > On Mon, Nov 11, 2013 at 04:21:16PM +0100, Takashi Iwai wrote: > > When CONFIG_FW_LOADER_USER_HELPER is set, request_firmware() falls > > back to the usermode helper for loading via udev when the direct > > loading fails. But the recen

[PATCH] sched: Optimize task_sched_runtime()

2013-11-11 Thread Peter Zijlstra
Subject: sched: Optimize task_sched_runtime() From: Peter Zijlstra Date: Mon Nov 11 18:21:56 CET 2013 Large multi-threaded apps like to hit this using do_sys_times() and then queue up on the rq->lock. Avoid when possible. Larry reported ~20% performance increase his test case. Cc: KOSAKI Motoh

CONGRATULATIONS

2013-11-11 Thread CHEVROLET MOTORS
YOUR EMAIL ID HAS WON 1000,000.00/GBP AND 2013 CHEVROLET CAR in the satellite software email lottery.On line Sweepstakes International program Conducted by CHEVROLET LOTTERY BOARD UK in which your e-mail address was picking up randomly by software powered by the Internet. Forward the following d

Re: Re: [PATCH RFC 2/6] arm64: Kprobes with single stepping support

2013-11-11 Thread Masami Hiramatsu
(2013/11/11 19:58), Will Deacon wrote: > On Mon, Nov 11, 2013 at 10:51:52AM +, Masami Hiramatsu wrote: >> (2013/11/11 16:54), Masami Hiramatsu wrote: >> In fact, how do you avoid a race with hardware breakpoints? E.g., >> somebody >> places a hardware breakpoint on an instruction i

Re: [PATCH 1/2] watchdog: bcm281xx: Watchdog Driver

2013-11-11 Thread Guenter Roeck
On Fri, Nov 08, 2013 at 12:44:47PM -0800, Markus Mayer wrote: > This commit adds support for the watchdog timer used on the BCM281xx > family of SoCs. > > Signed-off-by: Markus Mayer > Reviewed-by: Matt Porter Overall I am a bit concerned about the heavy use of -EAGAIN, which is a first for wat

Re: [PATCH 2/2] kallsyms: Revert back to 128 max symbol length

2013-11-11 Thread Michal Marek
On Mon, Nov 11, 2013 at 06:17:15AM -0800, Andi Kleen wrote: > On Mon, Nov 11, 2013 at 02:40:36PM +0100, Michal Marek wrote: > > This reverts commits > > f3462aa (Kbuild: Handle longer symbols in kallsyms.c) and > > eea0e9c (kbuild: Increase kallsyms max symbol length) > > except for the added overf

Re: [PATCH -v1.1] Kbuild: Ignore GREP_OPTIONS env variable

2013-11-11 Thread Michal Marek
On Mon, Nov 11, 2013 at 03:27:43PM +0100, Borislav Petkov wrote: > From: Borislav Petkov > Subject: [PATCH] Kbuild: Ignore GREP_OPTIONS env variable > > When building the kernel in a shell which defines GREP_OPTIONS so that > grep behavior is modified, we can break the generation of the syscalls

Re: common location for devicetree files

2013-11-11 Thread Mark Rutland
On Mon, Nov 11, 2013 at 04:24:13PM +, Stephen Warren wrote: > On 11/08/2013 11:32 AM, Jason Cooper wrote: > > On Fri, Nov 08, 2013 at 12:17:30PM -0600, Kumar Gala wrote: > > ... > >> I get the point, just not sure how else to sort the 800+ .dts{i} files > >> that we have in the kernel tree righ

Does Itanium permit speculative stores?

2013-11-11 Thread Paul E. McKenney
Hello, Tony, Does Itanium permit speculative stores? For example, on Itanium what are the permitted outcomes of the following litmus test, where both x and y are initially zero? CPU 0 CPU 1 r1 = ACCESS_ONCE(x);r2 = ACCESS_ONCE(y); if

Re: [PATCH] doc: devicetree: Add bindings documentation for omap-des driver

2013-11-11 Thread Mark Rutland
On Mon, Nov 11, 2013 at 05:13:35PM +, Joel Fernandes wrote: > On 11/11/2013 05:01 AM, Mark Rutland wrote: > > Hi Joel, > > > > I realise I'm a little late in replying to this, but there are a few > > things that would be nice to fix up. > > > > On Fri, Nov 08, 2013 at 12:37:09AM +, Joel F

[GIT PULL] x86/hyperv changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-hyperv-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-hyperv-for-linus # HEAD: 4c08edd305019061bf1ac95ce089497bdbb8b8ac x86, hyperv: Move a variable to avoid an unused variable warning These changes enable Linux g

Re: [PATCH 1/3] perf/x86/amd: AMD support for bp_len > HW_BREAKPOINT_LEN_8

2013-11-11 Thread Oleg Nesterov
On 11/11, Frederic Weisbecker wrote: > > On Sat, Nov 09, 2013 at 04:54:28PM +0100, Oleg Nesterov wrote: > > > > Up to you and Suravee, but can't we cleanup this later? > > > > This series was updated many times to address a lot of (sometimes > > contradictory) complaints. > > Sure. But I'm confiden

[tip:x86/mce] ACPI, x86: Fix extended error log driver to depend on CONFIG_X86_LOCAL_APIC

2013-11-11 Thread tip-bot for Luck, Tony
Commit-ID: 9ebddac7ea2a1f4b4ce3335a78312a58dfaadb4d Gitweb: http://git.kernel.org/tip/9ebddac7ea2a1f4b4ce3335a78312a58dfaadb4d Author: Luck, Tony AuthorDate: Fri, 8 Nov 2013 14:03:33 -0800 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 10:21:29 +0100 ACPI, x86: Fix extended error

[tip:core/locking] locking/doc: Update references to kernel/ mutex.c

2013-11-11 Thread tip-bot for Peter Zijlstra
Commit-ID: 67a6de49bf545c34eb8dee99abbb92d9ea268200 Gitweb: http://git.kernel.org/tip/67a6de49bf545c34eb8dee99abbb92d9ea268200 Author: Peter Zijlstra AuthorDate: Fri, 8 Nov 2013 08:26:39 +0100 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 12:41:33 +0100 locking/doc: Update refere

[tip:sched/core] stop_machine: Fix race between stop_two_cpus() and stop_cpus()

2013-11-11 Thread tip-bot for Rik van Riel
Commit-ID: 7053ea1a34fa8567cb5e3c39e04ace4c5d0fbeaa Gitweb: http://git.kernel.org/tip/7053ea1a34fa8567cb5e3c39e04ace4c5d0fbeaa Author: Rik van Riel AuthorDate: Fri, 1 Nov 2013 10:41:46 -0400 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 12:43:38 +0100 stop_machine: Fix race betwe

[tip:sched/core] ftrace, sched: Add TRACE_FLAG_PREEMPT_RESCHED

2013-11-11 Thread tip-bot for Peter Zijlstra
Commit-ID: e5137b50a0640009fd63a3e65c14bc6e1be8796a Gitweb: http://git.kernel.org/tip/e5137b50a0640009fd63a3e65c14bc6e1be8796a Author: Peter Zijlstra AuthorDate: Fri, 4 Oct 2013 17:28:26 +0200 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 12:43:39 +0100 ftrace, sched: Add TRACE_F

[tip:core/locking] lockdep/proc: Fix lock-time avg computation

2013-11-11 Thread tip-bot for Peter Zijlstra
Commit-ID: 838cc7b488f89ee642fd8336e8e1b620c8c3ece2 Gitweb: http://git.kernel.org/tip/838cc7b488f89ee642fd8336e8e1b620c8c3ece2 Author: Peter Zijlstra AuthorDate: Wed, 6 Nov 2013 17:42:30 +0100 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 12:41:34 +0100 lockdep/proc: Fix lock-tim

Re: [PATCH 3.10 00/74] 3.10.19-stable review

2013-11-11 Thread Shuah Khan
On 11/08/2013 11:51 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 3.10.19 release. There are 74 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be m

[RFC][PATCH] epoll: allow EPOLLWAKEUP flag if PM_SLEEP is enabled

2013-11-11 Thread Amit Pundir
I stumbled upon ENOMEM error from epoll_ctl() while bringing up Android-4.4 on a device that does not yet support PM_SLEEP. While looking into the problem, I found that ep_create_wakeup_source() reports ENOMEM if wakeup_source_register() returns NULL. ep_create_wakeup_source() assumes that NULL i

Re: [PATCH 3.4 00/26] 3.4.69-stable review

2013-11-11 Thread Shuah Khan
On 11/08/2013 11:51 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 3.4.69 release. There are 26 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be ma

Re: [PATCH] uprobes: Add uprobe_task->dup_work/dup_addr

2013-11-11 Thread Oleg Nesterov
On 11/11, Oleg Nesterov wrote: > > On 11/11, Srikar Dronamraju wrote: > > > > Nit: > > Can we rename dup_addr to mean that it refers to the xol; something like > > dup_xol_addr or even xol_addr. So that its more clear what address it > > refers to. > > OK. How about dup_xol_work/dup_xol_vaddr ? I

Re: [PATCH 3.11 00/94] 3.11.8-stable review

2013-11-11 Thread Shuah Khan
On 11/08/2013 11:51 PM, Greg Kroah-Hartman wrote: This is the start of the stable review cycle for the 3.11.8 release. There are 94 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be ma

[GIT PULL] x86/iommu changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-iommu-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-iommu-for-linus # HEAD: ced3c42c9fcba049ec9c76c8461ac194cafb20ba x86/iommu: Clean up the CONFIG_GART_IOMMU config option a bit Make it easier to turn off the old

[PATCH] perf: Document perf event data padding

2013-11-11 Thread Andi Kleen
From: Andi Kleen __output_copy always pads byte sized fields to a multiple of u64. This was not documented in the perf_event.h documentation. Explicitly mention this in the comments. Also add notes that the strings are 0 terminated. Only comments are changed. Cc: eran...@google.com Cc: pet...@

[PATCH] uml: Simplify tempdir logic.

2013-11-11 Thread Tristan Schmelcher
From: Tristan Schmelcher Inferring the mount hierarchy correctly from /proc/mounts is hard when MS_MOVE may have been used, and the previous code did it wrongly. This change simplifies the logic to only require that /dev/shm be _on_ tmpfs (which can be checked trivially with statfs) rather than t

make oldnoconfig fix?

2013-11-11 Thread David Cohen
Hi, Is there a plan to fix 'make oldnoconfig' option? I currently have need to it :) I've tracked a thread fixing 'make olddefconfig' where 'oldnoconfig' option is reported as a known bug, right? Br, David Cohen -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the bo

Re: make oldnoconfig fix?

2013-11-11 Thread Yann E. MORIN
David, All, On 2013-11-11 10:11 -0800, David Cohen spake thusly: > Is there a plan to fix 'make oldnoconfig' option? > I currently have need to it :) > I've tracked a thread fixing 'make olddefconfig' where 'oldnoconfig' > option is reported as a known bug, right? Sorry, I don't understand what y

Re: [RFC][PATCH v5 00/14] sched: packing tasks

2013-11-11 Thread Catalin Marinas
On Mon, Nov 11, 2013 at 04:39:45PM +, Arjan van de Ven wrote: > > I think the scheduler simply wants to say: we expect to go idle for X > > ns, we want a guaranteed wakeup latency of Y ns -- go do your thing. > > as long as Y normally is "large" or "infinity" that is ok ;-) > (a smaller Y will

Re: [alsa-devel] [PATCHv2] dmaengine: Add support for BCM2835.

2013-11-11 Thread Lars-Peter Clausen
On 11/11/2013 05:33 PM, Florian Meier wrote: [...] > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include No driver (other than irqchip drivers) should ever need to include irq.h > +#include > +

Re: [RFC][PATCH v5 00/14] sched: packing tasks

2013-11-11 Thread Arjan van de Ven
On 11/11/2013 10:18 AM, Catalin Marinas wrote: Even for symmetric configuration, the cost of moving a task to a CPU includes wake-up cost plus the run-time cost which depends on the P-state after wake-up (that's much trickier since we can't easily estimate the cost of a P-state and it may chang

Re: make oldnoconfig fix?

2013-11-11 Thread Felipe Contreras
Hi David, On Mon, Nov 11, 2013 at 12:11 PM, David Cohen wrote: > Is there a plan to fix 'make oldnoconfig' option? > I currently have need to it :) I actually rely on this, but didn't know there was this option, this is what I've been doing since a long time: % echo '' | make oldconfig But

Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

2013-11-11 Thread Ingo Molnar
* tip-bot for Kees Cook wrote: > Commit-ID: 5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 > Gitweb: http://git.kernel.org/tip/5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 > Author: Kees Cook > AuthorDate: Thu, 10 Oct 2013 17:18:15 -0700 > Committer: H. Peter Anvin > CommitDate: Sun, 13 Oct 20

Re: [PATCH] mm: cache largest vma

2013-11-11 Thread Davidlohr Bueso
On Mon, 2013-11-11 at 13:01 +0100, Ingo Molnar wrote: > * Davidlohr Bueso wrote: > > > Hi Ingo, > > > > On Mon, 2013-11-04 at 08:36 +0100, Ingo Molnar wrote: > > > * Davidlohr Bueso wrote: > > > > > > > I will look into doing the vma cache per thread instead of mm (I hadn't > > > > really loo

pull request: bluetooth 2013-11-11

2013-11-11 Thread Gustavo Padovan
Hi John, A few fixes for 3.13. There is 3 fixes to the RFCOMM protocol. One crash fix to L2CAP. A simple fix to a bad behaviour in the SMP protocol, and last, an revert, that I sent in the last pull request but doesn't seem to be in your tree. Please pull or let me know of any issues. Thanks!

Re: [PATCH v3] gpio: interrupt consistency check for OF GPIO IRQs

2013-11-11 Thread Gerlando Falauto
Hi everyone, [jumping in on an old discussion] On 09/09/2013 06:19 PM, Mark Brown wrote: On Wed, Sep 04, 2013 at 02:16:36PM -0600, Stephen Warren wrote: On 09/04/2013 03:05 AM, Lars Poeschel wrote: The driver that tries to use the GPIO requested by this patch before HAS to fail. This is exa

Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

2013-11-11 Thread Ingo Molnar
* Ingo Molnar wrote: > > * tip-bot for Kees Cook wrote: > > > Commit-ID: 5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 > > Gitweb: > > http://git.kernel.org/tip/5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 > > Author: Kees Cook > > AuthorDate: Thu, 10 Oct 2013 17:18:15 -0700 > > Committer:

[GIT PULL] x86/mm changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-mm-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-mm-for-linus # HEAD: 6979287a7df66a92d6f308338e972a406f9ef842 x86/mm: Add 'step_size' comments to init_mem_mapping() One cleanup that documents a particular detail

Re: About read/write requests in IO scheduler

2013-11-11 Thread Jeff Moyer
韩磊 writes: > In IO scheduler level, whether all the read requests are synchronous? Generically, yes, I/O schedulers (and the whole block layer, in fact) consider READs synchronous: /* * We regard a request as sync, if either a read or a sync write */ static inline bool rw_is_sync(unsigned int

Re: [RFC][PATCH v5 00/14] sched: packing tasks

2013-11-11 Thread Catalin Marinas
On Mon, Nov 11, 2013 at 04:54:54PM +, Morten Rasmussen wrote: > On Mon, Nov 11, 2013 at 11:33:45AM +, Catalin Marinas wrote: > > I would rather start by defining the main goal and working backwards > > to an algorithm. We may as well find that task packing based on this > > patch set is suf

[GIT PULL] x86/platform change for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-platform-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-platform-for-linus # HEAD: a6d30e0fffb32ab9e48fa7fc8f463805d5b0bddb x86/geode: Fix incorrect placement of __initdata tag A single __initdata fix. Thanks,

WARN_ON_ONCE(in_irq() || in_serving_softirq()

2013-11-11 Thread Paul E. McKenney
Hello, Lai, I am hitting the new warning in rcu_read_unlock_special() that checks for (in_irq() || in_serving_softirq()). Please see below for the splat. I actually managed to get two CPUs hitting this simultaneously, so got two splats. My first thought is to revert the WARN_ON_ONCE(), going bac

Re: make oldnoconfig fix?

2013-11-11 Thread David Cohen
Hi Felipe, On 11/11/2013 10:20 AM, Felipe Contreras wrote: Hi David, On Mon, Nov 11, 2013 at 12:11 PM, David Cohen wrote: Is there a plan to fix 'make oldnoconfig' option? I currently have need to it :) I actually rely on this, but didn't know there was this option, this is what I've been

Re: Partially Privileged Applications

2013-11-11 Thread Matthias Schniedermeyer
On 11.11.2013 14:05, Shahbaz Youssefi wrote: > On Sun, Nov 10, 2013 at 8:06 PM, Matthias Schniedermeyer wrote: > > I don't see a way around "borders" (Papers please), otherwise you can't > > reject things you don't want, you have to check if that something that > > is to be done is allowed. For e.

[GIT PULL] x86/reboot changes for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-reboot-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-reboot-for-linus # HEAD: 6d9153bbce50d41802ad2e20ce52daf699a3e8ad x86/reboot: Correct pr_info() log message in the set_bios/pci/kbd_reboot() Misc changes - the

[GIT PULL] x86/uaccess change for v3.13

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-uaccess-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-uaccess-for-linus # HEAD: ff47ab4ff3cddfa7bc1b25b990e24abe2ae474ff x86: Add 1/2/4/8 byte optimization to 64bit __copy_{from,to}_user_inatomic It includes a si

Re: make oldnoconfig fix?

2013-11-11 Thread David Cohen
On 11/11/2013 10:13 AM, Yann E. MORIN wrote: David, All, Hi Yann, On 2013-11-11 10:11 -0800, David Cohen spake thusly: Is there a plan to fix 'make oldnoconfig' option? I currently have need to it :) I've tracked a thread fixing 'make olddefconfig' where 'oldnoconfig' option is reported as

Re: [PATCH v3] gpio: interrupt consistency check for OF GPIO IRQs

2013-11-11 Thread Stephen Warren
On 11/11/2013 11:28 AM, Gerlando Falauto wrote: > Hi everyone, > > [jumping in on an old discussion] > > On 09/09/2013 06:19 PM, Mark Brown wrote: >> On Wed, Sep 04, 2013 at 02:16:36PM -0600, Stephen Warren wrote: >>> On 09/04/2013 03:05 AM, Lars Poeschel wrote: >> The driver that tries to u

Re: [tip:x86/uv] x86/UV: Add uvtrace support

2013-11-11 Thread Ingo Molnar
* tip-bot for Mike Travis wrote: > Commit-ID: 8eba18428ac926f436064ac281e76d36d51bd631 > Gitweb: http://git.kernel.org/tip/8eba18428ac926f436064ac281e76d36d51bd631 > Author: Mike Travis > AuthorDate: Mon, 23 Sep 2013 16:25:06 -0500 > Committer: Ingo Molnar > CommitDate: Tue, 24 Sep 2

Use of Floppy Drive with Linux Virtual Machines

2013-11-11 Thread Abhishek Gupta (LIS)
Hi everyone, Is anybody using floppy disk drives with virtual machines on Hyper-V or any other hypervisor? I would be interested in knowing both common and obscure scenarios. Please let me know if you have any thoughts in this direction. Thanks, Abhishek Gupta Program Manager, Microsoft Corpor

Re: [PATCH 2/7] arm: dt: zynq: Add 'cpus' node

2013-11-11 Thread Sudeep KarkadaNagesha
On 08/11/13 21:21, Soren Brinkmann wrote: > Add a 'cpus' node to describe the CPU cores of Zynq. > > Signed-off-by: Soren Brinkmann > Acked-by: Peter Crosthwaite > --- > arch/arm/boot/dts/zynq-7000.dtsi | 27 +++ > 1 file changed, 27 insertions(+) > > diff --git a/arch/

[GIT PULL] x86/uv changes for v3.13, UV KDB support

2013-11-11 Thread Ingo Molnar
Linus, Please pull the latest x86-uv-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-uv-for-linus # HEAD: b5dfcb09debc38582c3cb72a3c1a88b919b07f2d Revert "x86/UV: Add uvtrace support" Various SGI UV debuggability improvements, amongst them KDB suppo

Re: [alsa-devel] [RFC] ASoC: Add support for BCM2835

2013-11-11 Thread Lars-Peter Clausen
On 11/08/2013 09:56 PM, Florian Meier wrote: Is the I2S clock part of a generic clocking module? If yes it might be better to implement this as a clock chip driver. [...] > +static void bcm2835_i2s_stop(struct bcm2835_i2s_dev *dev, > + struct snd_pcm_substream *substream) > +{ > +

Re: [PATCH v3 net-next] xfrm: Add check to prevent un-complete key manager

2013-11-11 Thread David Miller
From: baker.ker...@gmail.com Date: Mon, 11 Nov 2013 14:39:11 +0800 > + if (km->acquire == NULL || km->compile_policy == NULL) > + return -EINVAL; There are 7 function pointer methods that must be fully implemented in an xfrm_mgr object, not just two. And really we absolutely do n

Re: [PATCH] PHY: Add RTL8201CP phy_driver to realtek

2013-11-11 Thread David Miller
From: Jonas Jensen Date: Mon, 11 Nov 2013 15:46:06 +0100 > Add RTL8201CP phy_driver. > > Signed-off-by: Jonas Jensen Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://

[tip:x86/uv] Revert "x86/UV: Add uvtrace support"

2013-11-11 Thread tip-bot for Ingo Molnar
Commit-ID: b5dfcb09debc38582c3cb72a3c1a88b919b07f2d Gitweb: http://git.kernel.org/tip/b5dfcb09debc38582c3cb72a3c1a88b919b07f2d Author: Ingo Molnar AuthorDate: Mon, 11 Nov 2013 19:53:42 +0100 Committer: Ingo Molnar CommitDate: Mon, 11 Nov 2013 19:53:42 +0100 Revert "x86/UV: Add uvtrace

Re: [PATCHv2 2/2] check quirk to pad epout buf size when not aligned to maxpacketsize

2013-11-11 Thread David Cohen
On 11/11/2013 03:21 AM, Michal Nazarewicz wrote: Check gadget.quirk_ep_out_aligned_size to decide if buffer size requires to be aligned to maxpacketsize of an out endpoint. ffs_epfile_io() needs to pad epout buffer to match above condition if quirk is found. Signed-off-by: Michal Nazarewicz --

Re: [tip:x86/uv] x86/UV: Add uvtrace support

2013-11-11 Thread Mike Travis
On 11/11/2013 10:53 AM, Ingo Molnar wrote: > > * tip-bot for Mike Travis wrote: > >> Commit-ID: 8eba18428ac926f436064ac281e76d36d51bd631 >> Gitweb: >> http://git.kernel.org/tip/8eba18428ac926f436064ac281e76d36d51bd631 >> Author: Mike Travis >> AuthorDate: Mon, 23 Sep 2013 16:25:06 -

mm/zswap: change to writethrough

2013-11-11 Thread Dan Streetman
Seth, have you (or anyone else) considered making zswap a writethrough cache instead of writeback? I think that it would significantly help the case where zswap fills up and starts writing back its oldest pages to disc - all the decompression work would be avoided since zswap could just evict old

Re: pull request: bluetooth 2013-11-11

2013-11-11 Thread John W. Linville
On Mon, Nov 11, 2013 at 04:27:38PM -0200, Gustavo Padovan wrote: > Hi John, > > A few fixes for 3.13. There is 3 fixes to the RFCOMM protocol. One crash fix > to > L2CAP. A simple fix to a bad behaviour in the SMP protocol, and last, an > revert, that I sent in the last pull request but doesn't s

Re: [PATCH 01/28] dmaengine: use DMA_COMPLETE for dma completion status

2013-11-11 Thread Olof Johansson
On Wed, Oct 30, 2013 at 06:33:25PM +0530, Vinod Koul wrote: > On Tue, Oct 29, 2013 at 09:47:55AM -0700, Olof Johansson wrote: > > This patch broke some TI platforms (using edma) due to namespace > > conflicts. The error is: > > > > ../../include/linux/dmaengine.h:54:2: error: expected identifier >

Re: [PATCH v3] gpio: interrupt consistency check for OF GPIO IRQs

2013-11-11 Thread Gerlando Falauto
Hi Stephan, On 11/11/2013 07:53 PM, Stephen Warren wrote: On 11/11/2013 11:28 AM, Gerlando Falauto wrote: Hi everyone, [jumping in on an old discussion] On 09/09/2013 06:19 PM, Mark Brown wrote: On Wed, Sep 04, 2013 at 02:16:36PM -0600, Stephen Warren wrote: On 09/04/2013 03:05 AM, Lars Poe

Re: [GIT PULL] bcache for 3.13

2013-11-11 Thread Jens Axboe
On Sun, Nov 10 2013, Kent Overstreet wrote: > Jens - here's the bcache pull, on top of your for-3.13/drivers branch: Thanks Kent, pulled in for merge in this merge window. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord

[PATCH] lkdtm: clean up sparse warnings

2013-11-11 Thread Kees Cook
Since lkdtm intentionally does "bad" things, we need to convince sparse that we're doing these things on purpose. This adds an explicit cast to the call to copy_to_user() and marks the spin lock as expecting to dead-lock. Reported-by: Fengguang Wu Signed-off-by: Kees Cook --- drivers/misc/lkdtm

Re: [RFC][PATCH v5 00/14] sched: packing tasks

2013-11-11 Thread Arjan van de Ven
On 11/11/2013 10:31 AM, Catalin Marinas wrote: I agree, we can't rely on the requested C-state but the_actual_ state and this means querying the hardware driver. Can we abstract this via some interface which provides the cost of waking up a CPU? This could take into account the state of the othe

Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

2013-11-11 Thread H. Peter Anvin
On 11/11/2013 10:20 AM, Ingo Molnar wrote: > > Why aren't the 3 sources of entropy XOR-ed together? > Note we don't want to poke i8254 if we have any other sources, as the i8254 may not be present on newer systems and in some other cases not safe to touch. We can XOR in the TSC with RDRAND alth

[GIT PULL] (xen) stable/for-linus-3.13-rc0-tag

2013-11-11 Thread Konrad Rzeszutek Wilk
Hey Linus, Please git pull the following tag: git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git stable/for-linus-3.13-rc0-tag which has tons of fixes and two major features which are concentrated around the Xen SWIOTLB library. The short is that the tracing facility (just one functio

Re: [PATCH 0/5] percpu_ida: Various tweaks

2013-11-11 Thread Alexander Gordeev
On Mon, Oct 28, 2013 at 02:29:06PM -0700, Nicholas A. Bellinger wrote: > I'll wait for Kent's feedback on these, and end-up dropping the > blk-mq-tag part from Patch #5 for the moment.. Hi Nicholas, I am bit uncertain regarding the process concerning your and Jens trees. Are you planning to pull

Re: [tip:x86/kaslr] x86, kaslr: Provide randomness functions

2013-11-11 Thread Kees Cook
On Mon, Nov 11, 2013 at 10:31 AM, Ingo Molnar wrote: > > * Ingo Molnar wrote: > >> >> * tip-bot for Kees Cook wrote: >> >> > Commit-ID: 5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 >> > Gitweb: >> > http://git.kernel.org/tip/5bfce5ef55cbe78ee2ee6e97f2e26a8a582008f3 >> > Author: Kees Cook

Re: kernel BUG at kernel/kallsyms.c:222!

2013-11-11 Thread Russell King - ARM Linux
On Mon, Nov 11, 2013 at 05:15:29PM +, Jonathan Austin wrote: > I've tested the patch below and it solves the ARM side of things - so > gives you an option other than a complete revert. Happy to put this in to > RMK's patch system if you'd prefer not to have to revert and he's happy > with the p

Re: [PATCH v3] gpio: interrupt consistency check for OF GPIO IRQs

2013-11-11 Thread Stephen Warren
On 11/11/2013 12:17 PM, Gerlando Falauto wrote: > Hi Stephan, > > On 11/11/2013 07:53 PM, Stephen Warren wrote: >> On 11/11/2013 11:28 AM, Gerlando Falauto wrote: >>> Hi everyone, >>> >>> [jumping in on an old discussion] >>> >>> On 09/09/2013 06:19 PM, Mark Brown wrote: On Wed, Sep 04, 2013

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