Re: [PATCH] Documentation/Intel-IOMMU.txt: Modify definition of DRHD

2015-08-24 Thread Nan Xiao
Hi Jonathan, Got it, thanks very much! Best Regards Nan Xiao On Tue, Aug 25, 2015 at 1:41 AM, Jonathan Corbet cor...@lwn.net wrote: On Thu, 20 Aug 2015 18:17:10 +0800 Nan Xiao xiaonan830...@gmail.com wrote: According to Intel Virtualization Technology for Directed I/O specification, DRHD

Lockups with 4.2-rc kernels and qemu

2015-08-24 Thread Ken Moffat
(Cc'ing qemu-devel, please keep me in the Cc). TL;DR - qemu locks up my machine when I use 4.2-rc kernels. I only use qemu from time to time, mostly to test changes to my own scripts, or new package versions, in beyond.linuxfromscratch.org. A few days ago I came back to that, building an LFS

Re: [PATCH v4 4/4] Use 2GB memory block size on large-memory x86-64 systems

2015-08-24 Thread Yinghai Lu
On Mon, Aug 24, 2015 at 3:39 PM, Tony Luck tony.l...@gmail.com wrote: On Mon, Aug 24, 2015 at 2:25 PM, Yinghai Lu ying...@kernel.org wrote: Can you boot with debug ignore_loglevel so we can see following print out for vmemmap? See attached. There are a few extra messages from my own debug

Re: [PATCH -mm] selftests/capabilities: Add tests for capability evolution

2015-08-24 Thread Kees Cook
On Mon, Aug 24, 2015 at 4:03 PM, Andy Lutomirski l...@kernel.org wrote: This test focuses on ambient capabilities. It requires either root or the ability to create user namespaces. Some of the test cases will be skipped for nonroot users. Signed-off-by: Andy Lutomirski l...@kernel.org

Re: [PATCH] Input: edt-ft5x06 - Switch to newer gpio framework

2015-08-24 Thread Dmitry Torokhov
On Mon, Aug 24, 2015 at 05:16:15PM -0500, Franklin S Cooper Jr. wrote: On 08/24/2015 03:56 PM, Dmitry Torokhov wrote: On Mon, Aug 24, 2015 at 03:23:43PM -0500, Franklin S Cooper Jr. wrote: On 08/24/2015 03:16 PM, Franklin S Cooper Jr. wrote: On 08/24/2015 03:01 PM, Dmitry Torokhov

Re: [PATCH 01/10] mm: make cleancache.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
[Re: [PATCH 01/10] mm: make cleancache.c explicitly non-modular] On 24/08/2015 (Mon 20:10) Konrad Rzeszutek Wilk wrote: On August 24, 2015 6:14:33 PM EDT, Paul Gortmaker paul.gortma...@windriver.com wrote: The Kconfig currently controlling compilation of this code is: config CLEANCACHE

Re: [BUG/RFC] perf test fails on AMD CPUs

2015-08-24 Thread sherry hurwitz
On 08/18/2015 05:10 AM, Jiri Olsa wrote: On Mon, Aug 17, 2015 at 09:06:59AM -0700, Andy Lutomirski wrote: On Sun, Aug 16, 2015 at 9:36 PM, Borislav Petkov b...@suse.de wrote: On Mon, Aug 17, 2015 at 12:29:56AM +0200, Jiri Olsa wrote: hi, 'perf test 18' is failing on systems with AMD

Re: [PATCH 1/1] memhp: Add hot-added memory ranges to memblock before allocate node_data for a node.

2015-08-24 Thread Xishi Qiu
On 2015/8/24 17:22, Xishi Qiu wrote: On 2015/8/24 1:06, Tang Chen wrote: The commit below adds hot-added memory range to memblock, after creating pgdat for new node. commit f9126ab9241f66562debf69c2c9d8fee32ddcc53 Author: Xishi Qiu qiuxi...@huawei.com Date: Fri Aug 14 15:35:16 2015

Re: [v2 03/11] soc/fsl: Introduce the DPAA BMan portal driver

2015-08-24 Thread Scott Wood
On Wed, Aug 12, 2015 at 04:14:49PM -0400, Roy Pledge wrote: diff --git a/drivers/soc/fsl/qbman/bman.c b/drivers/soc/fsl/qbman/bman.c index 9a500ce..d6e2204 100644 --- a/drivers/soc/fsl/qbman/bman.c +++ b/drivers/soc/fsl/qbman/bman.c @@ -165,11 +165,11 @@ static struct bman *bm_create(void

Re: [PATCH] SCSI: DTC: Removed 0 initialization for statics

2015-08-24 Thread Finn Thain
On Mon, 29 Jun 2015, Rudhresh wrote: Removed unneccessary initialization of zero to a static variable Signed-off-by: Rudhresh Kumar J rudhre...@cdac.in --- drivers/scsi/dtc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/dtc.c b/drivers/scsi/dtc.c

Re: [PATCH] SCSI: dtc: Fixed a brace issue on return 0

2015-08-24 Thread Finn Thain
On Sun, 28 Jun 2015, Rudhresh wrote: From: rudhresh rudhresh...@gmail.com Return is not a function so parenthesis is not required Signed-off-by: Rudhresh rudhresh...@gmail.com Can you put your full name here? You must address your patches to all of the interested parties (see

Re: [PATCH] SCSI: DTC: Adding KERN_ facility level

2015-08-24 Thread Finn Thain
On Tue, 30 Jun 2015, Rudhresh Kumar J wrote: Fixed coding style issue by adding KERN_ facility level to some of the printk functions. Signed-off-by: Rudhresh Kumar J rudhresh...@gmail.com --- drivers/scsi/dtc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git

Re: [PATCH v2 6/7] ARM: dts: add SROM device node for exynos5

2015-08-24 Thread Krzysztof Kozlowski
On 24.08.2015 17:02, Pankaj Dubey wrote: Add SROM controller device node for exynos5. CC: Rob Herring robh...@kernel.org CC: Mark Rutland mark.rutl...@arm.com CC: Ian Campbell ijc+devicet...@hellion.org.uk Signed-off-by: Pankaj Dubey pankaj.du...@samsung.com ---

Re: [PATCHv2 2/4] zsmalloc: use page-private instead of page-first_page

2015-08-24 Thread Sergey Senozhatsky
On (08/17/15 18:09), Kirill A. Shutemov wrote: [..] @@ -980,7 +979,7 @@ static struct page *alloc_zspage(struct size_class *class, gfp_t flags) if (i == 1) set_page_private(first_page, (unsigned long)page); if (i = 1) -

[PATCH 06/10] mm: make vmstat.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Makefile currently controlling compilation of this code is obj-y meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the code there is no doubt it is builtin-only. Since module_init translates to device_initcall

[PATCH 09/10] mm: make frontswap.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Kconfig currently controlling compilation of this code is: config FRONTSWAP bool Enable frontswap to cache swap pages if tmem is present ...meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the driver

Re: [PATCH v4 13/52] PCI, acpiphp: Add missing realloc list checking after resource allocation

2015-08-24 Thread Yinghai Lu
On Mon, Aug 24, 2015 at 3:09 PM, Rafael J. Wysocki r...@rjwysocki.net wrote: On Thursday, August 20, 2015 11:20:28 PM Yinghai Lu wrote: We check the realloc list, as list must be empty after allocation. Add missing one acpiphp driver. Signed-off-by: Yinghai Lu ying...@kernel.org Cc: Rafael

[PATCH 00/10] mm: fix instances of non-modular code using modular fcns

2015-08-24 Thread Paul Gortmaker
In the previous merge window, we made changes to allow better delineation between modular and non-modular code in commit 0fd972a7d91d6e15393c449492a04d94c0b89351 (module: relocate module_init from init.h to module.h). This allows us to now ensure module code looks modular and non-modular code

Re: [PATCH block/for-linus] writeback: fix syncing of I_DIRTY_TIME inodes

2015-08-24 Thread Dave Chinner
On Mon, Aug 24, 2015 at 02:10:38PM -0400, Tejun Heo wrote: Hello, Dave. On Fri, Aug 21, 2015 at 09:04:51AM +1000, Dave Chinner wrote: Maybe I'm misunderstanding the code but all xfs_writepage() calls are from unbound workqueues - the writeback workers - while xfs_setfilesize() are

Re: [PATCH v4 4/4] Use 2GB memory block size on large-memory x86-64 systems

2015-08-24 Thread Tony Luck
On Mon, Aug 24, 2015 at 2:25 PM, Yinghai Lu ying...@kernel.org wrote: Can you boot with debug ignore_loglevel so we can see following print out for vmemmap? See attached. There are a few extra messages from my own debug printk() calls. It seems that we successfully deal with node 0 from

Re: [PATCH 3/3] sched: Implement interface for cgroup unified hierarchy

2015-08-24 Thread Paul Turner
On Mon, Aug 24, 2015 at 3:19 PM, Tejun Heo t...@kernel.org wrote: Hey, On Mon, Aug 24, 2015 at 02:58:23PM -0700, Paul Turner wrote: Why isn't it? Because the programs themselves might try to override it? The major reasons are: 1) Isolation. Doing everything with sched_setaffinity

Re: [PATCH 3.12 00/82] 3.12.47-stable review

2015-08-24 Thread Shuah Khan
On 08/24/2015 03:09 AM, Jiri Slaby wrote: This is the start of the stable review cycle for the 3.12.47 release. There are 82 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 made

Re: [RFC PATCH 1/7] DMA: tegra-apb: Correct runtime-pm usage

2015-08-24 Thread Rafael J. Wysocki
On Monday, August 24, 2015 07:51:43 PM Vinod Koul wrote: On Mon, Aug 24, 2015 at 02:22:49PM +0100, Jon Hunter wrote: On 24/08/15 10:22, Vinod Koul wrote: On Mon, Aug 24, 2015 at 09:47:13AM +0100, Jon Hunter wrote: On 23/08/15 15:17, Vinod Koul wrote: On Tue, Aug 18, 2015 at

[PATCH 2/3] arch/x86: make mm/pageattr[-test].c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The file pageattr.c is obj-y and it includes pageattr-test.c based on CPA_DEBUG (a bool), meaning that no code here is currently being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the code there is no doubt it is builtin-only. Since module_init

Re: [PATCH v2 0/8] Fix error message and present UFS variant

2015-08-24 Thread Akinobu Mita
Hi Yaniv, 2015-08-23 22:09 GMT+09:00 Yaniv Gardi yga...@codeaurora.org: V3: fixes a few minor issues. V2: fixes a few issues of unnecessary EXPORT_SYMBOL, types of parameters in routine definition, build errors in case CONFIG_PM is not defined and some other minor fixes. I've checked

[PATCH] ARM: probes: Don't stop the machine if we're in the debugger

2015-08-24 Thread Douglas Anderson
If we're in kgdb then the machine is already stopped. Trying to stop it again will cause us to try to sleep, which is not allowed while in kgdb. To avoid this problem, only stop the machine when we're not in kgdb. Reported-by: Aapo Vienamo avien...@nvidia.com Suggested-by: Kees Cook

Re: [PATCH v4 4/4] Use 2GB memory block size on large-memory x86-64 systems

2015-08-24 Thread Yinghai Lu
On Mon, Aug 24, 2015 at 4:41 PM, Yinghai Lu ying...@kernel.org wrote: On Mon, Aug 24, 2015 at 3:39 PM, Tony Luck tony.l...@gmail.com wrote: On Mon, Aug 24, 2015 at 2:25 PM, Yinghai Lu ying...@kernel.org wrote: Can you boot with debug ignore_loglevel so we can see following print out for

Re: [PATCH v4 1/3] ARM: qcom: add SFPB nodes to IPQ806x dts

2015-08-24 Thread Stephen Boyd
On 08/18, Mathieu Olivari wrote: Add one new node to the ipq806x.dtsi file to declare register the hardware spinlock devices. This mechanism is required to be used by other drivers such as SMEM. Signed-off-by: Mathieu Olivari math...@codeaurora.org --- Reviewed-by: Stephen Boyd

[PATCHv5 net-next 00/10] OVS conntrack support

2015-08-24 Thread Joe Stringer
The goal of this series is to allow OVS to send packets through the Linux kernel connection tracker, and subsequently match on fields populated by conntrack. This version addresses the feedback from v4, mostly minor fixes, including shifting the conntrack init into the per-namespace functions

[PATCHv5 net-next 03/10] ipv6: Export nf_ct_frag6_gather()

2015-08-24 Thread Joe Stringer
Signed-off-by: Joe Stringer joestrin...@nicira.com Acked-by: Thomas Graf tg...@suug.ch Acked-by: Pravin B Shelar pshe...@nicira.com --- v4: Add ack. v5: No change. --- net/ipv6/netfilter/nf_conntrack_reasm.c | 1 + 1 file changed, 1 insertion(+) diff --git

Re: [PATCH v5 1/3] clk: bcm2835: Add binding docs for the Raspberry Pi clock provider

2015-08-24 Thread Eric Anholt
Eric Anholt e...@anholt.net writes: The hardware clocks are not controllable by the ARM, so we have to make requests to the firmware to do so from the VPU side. This will let us replace fixed clocks in our DT with actual clock control (and correct frequency information). Gordon from the

[PATCHv5 net-next 04/10] dst: Add __skb_dst_copy() variation

2015-08-24 Thread Joe Stringer
This variation on skb_dst_copy() doesn't require two skbs. Signed-off-by: Joe Stringer joestrin...@nicira.com Acked-by: Pravin B Shelar pshe...@nicira.com --- v4: Add ack. v5: No change. --- include/net/dst.h | 9 +++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git

[PATCHv5 net-next 01/10] openvswitch: Serialize acts with original netlink len

2015-08-24 Thread Joe Stringer
Previously, we used the kernel-internal netlink actions length to calculate the size of messages to serialize back to userspace. However,the sw_flow_actions may not be formatted exactly the same as the actions on the wire, so store the original actions length when de-serializing and re-use the

linux-next: build failure after merge of the i2c tree

2015-08-24 Thread Stephen Rothwell
from next-20150824 for today. -- Cheers, Stephen Rothwells...@canb.auug.org.au -- 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://vger.kernel.org/majordomo-info.html Please

Re: [PATCH v3 06/14] Documentation: drm/bridge: add document for analogix_dp

2015-08-24 Thread Krzysztof Kozlowski
On 25.08.2015 10:33, Yakir Yang wrote: Hi Krzysztof, 在 2015/8/25 7:49, Krzysztof Kozlowski 写道: On 24.08.2015 21:48, Yakir Yang wrote: Hi Krzysztof, 在 08/24/2015 12:20 PM, Krzysztof Kozlowski 写道: On 24.08.2015 11:42, Yakir Yang wrote: Hi Krzysztof, 在 08/23/2015 07:43 PM, Krzysztof

Re: [PATCH 00/18] ARM: use const and __initconst for smp_operations

2015-08-24 Thread Masahiro Yamada
Hi Russell, Olof, 2015-08-25 6:44 GMT+09:00 Olof Johansson o...@lixom.net: On Mon, Aug 24, 2015 at 2:21 PM, Russell King - ARM Linux li...@arm.linux.org.uk wrote: On Mon, Aug 24, 2015 at 02:12:06PM -0700, Olof Johansson wrote: Easiest of all would probably be to get the sub-arch patches into

Re: [PATCH v2 5/7] ARM: dts: add SROM device node for exynos4

2015-08-24 Thread Krzysztof Kozlowski
On 24.08.2015 17:02, Pankaj Dubey wrote: Add device node of SROM controller for exynos4. CC: Rob Herring robh...@kernel.org CC: Mark Rutland mark.rutl...@arm.com CC: Ian Campbell ijc+devicet...@hellion.org.uk Signed-off-by: Pankaj Dubey pankaj.du...@samsung.com ---

Re: [PATCH v3] xen/blkfront: convert to blk-mq APIs

2015-08-24 Thread Bob Liu
Hi Rafal, Please have a try adding --iodepth_batch=32 --iodepth_batch_complete=32 to the fio command line. I didn't see this issue any more, neither for domU. Thanks, -Bob On 08/21/2015 04:46 PM, Rafal Mielniczuk wrote: On 19/08/15 12:12, Bob Liu wrote: Hi Jens Christoph, Rafal reported

Re: [PATCH v6 3/3] qe_common: add qe_muram_ functions to manage muram

2015-08-24 Thread Laura Abbott
On 08/24/2015 02:31 AM, Zhao Qiang wrote: diff --git a/drivers/soc/fsl/qe/qe_common.c b/drivers/soc/fsl/qe/qe_common.c new file mode 100644 index 000..7f1762c --- /dev/null +++ b/drivers/soc/fsl/qe/qe_common.c @@ -0,0 +1,193 @@ +/* + * common qe code + * + * author: scott wood

Warning in irq_work_queue_on()

2015-08-24 Thread Paul E. McKenney
Hello, Tejun, As discussed last week, I am getting an occasional warning out of irq_work_queue_on() WARN_ON_ONCE(cpu_is_offline(cpu)). The repeat-by seems to be a week or so of rcutorture runs on 16-CPU KVM instances on x86. So please see below on the off-chance that this is of use. I have also

Re: [PATCH 1/2] dmaengine: OF DMAEngine API based on CONFIG_DMA_OF instead of CONFIG_OF

2015-08-24 Thread Kuninori Morimoto
Hi Vinod 5fa422c (dmaengine: move drivers/of/dma.c - drivers/dma/of-dma.c) moved OF base DMAEngine code to of-dma.c, then it based on CONFIG_DMA_OF. But, OF base DMAEngine API on of_dma.h still based on CONFIG_OF now. So, current kernel can't find OF base DMAEngine API if .config has

Re: [PATCH] kernel/sysctl.c: If count including the terminating byte '\0' the write system call should retrun success.

2015-08-24 Thread Sean Fu
An application from HuaWei which works fine on 2.6 encounters this issue on 3.0 or later kernel. Test code: #include sys/types.h #include sys/stat.h #include fcntl.h #include unistd.h #include stdio.h #include string.h #include errno.h #define MAXLEN (100) int main(int argc, char** argv) {

Re: [PATCH v3 06/14] Documentation: drm/bridge: add document for analogix_dp

2015-08-24 Thread Yakir Yang
Hi Krzysztof, 在 2015/8/25 7:49, Krzysztof Kozlowski 写道: On 24.08.2015 21:48, Yakir Yang wrote: Hi Krzysztof, 在 08/24/2015 12:20 PM, Krzysztof Kozlowski 写道: On 24.08.2015 11:42, Yakir Yang wrote: Hi Krzysztof, 在 08/23/2015 07:43 PM, Krzysztof Kozlowski 写道: 2015-08-24 8:23 GMT+09:00 Rob

Re: parse_args() is too unforgivable?

2015-08-24 Thread Rusty Russell
Oleg Nesterov o...@redhat.com writes: On 08/24, Oleg Nesterov wrote: I booted the kernel with the additional patch below, and nothing bad has happened, Until I tried reboot it once with locktorture.verbose=true paramater. It didn't boot. This is because parse_args() just aborts after it

RE: [PATCH linux-next v4 5/5] mtd: atmel-quadspi: add driver for Atmel QSPI controller

2015-08-24 Thread beanhuo
+ nor-read_reg = atmel_qspi_read_reg; + nor-write_reg = atmel_qspi_write_reg; + nor-read = atmel_qspi_read; + nor-write = atmel_qspi_write; + nor-erase = atmel_qspi_erase; + nor-set_protocol = atmel_qspi_set_protocol; This is very good, the structure of spi_nor

RE: [PATCH] [v2] x86, suspend: Save/restore extra MSR registers for suspend

2015-08-24 Thread Chen, Yu C
Hi, Boris,thanks for your review -Original Message- From: Borislav Petkov [mailto:b...@alien8.de] Sent: Monday, August 24, 2015 4:50 PM To: Chen, Yu C Cc: r...@rjwysocki.net; pa...@ucw.cz; t...@linutronix.de; mi...@redhat.com; h...@zytor.com; Zhang, Rui; l...@kernel.org;

[PATCH] mmc: sdhci: fix dma memory leak in sdhci_pre_req()

2015-08-24 Thread Haibo Chen
Currently one mrq-data maybe execute dma_map_sg() twice when mmc subsystem prepare over one new request, and the following log show up: sdhci[sdhci_pre_dma_transfer] invalid cookie: 24, next-cookie 25 In this condition, mrq-date map a dma-memory(1) in sdhci_pre_req for the first time, and

Re: [PATCH 2/3] KVM: dynamise halt_poll_ns adjustment

2015-08-24 Thread Wanpeng Li
Hi David, On 8/25/15 1:00 AM, David Matlack wrote: On Mon, Aug 24, 2015 at 5:53 AM, Wanpeng Li wanpeng...@hotmail.com wrote: There are two new kernel parameters for changing the halt_poll_ns: halt_poll_ns_grow and halt_poll_ns_shrink. halt_poll_ns_grow affects halt_poll_ns when an interrupt

Re: [PATCH v3] qcom: ipq40xx: Add basic board/dts support for IPQ40XX SoC

2015-08-24 Thread Stephen Boyd
On 08/24, Varadarajan Narayanan wrote: Add initial dts files and SoC support for IPQ40XX So far we haven't added any Xs in the model names for our SoC support. Even for IPQ806X, we have it as IPQ8064 as the config name with IPQ806x in the help text because there's IPQ8062 out there. So I guess

Re: [PATCH 3/3] sched: Implement interface for cgroup unified hierarchy

2015-08-24 Thread Tejun Heo
Hello, On Mon, Aug 24, 2015 at 03:03:05PM -0700, Paul Turner wrote: Hmm... I was hoping for an actual configurations and usage scenarios. Preferably something people can set up and play with. This is much easier to set up and play with synthetically. Just create the 10 threads and 100

[PATCH 05/10] mm: make page_alloc.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Makefile currently controlling compilation of this code is obj-y meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the driver there is no doubt it is builtin-only. We have to leave the module.h include though,

[PATCH 08/10] mm: make vmalloc.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Kconfig currently controlling compilation of this code is CONFIG_MMU which is per arch, but in all cases it is bool or def_bool meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the code there is no doubt it is

Re: [PATCH] Input: edt-ft5x06 - Switch to newer gpio framework

2015-08-24 Thread Franklin S Cooper Jr.
On 08/24/2015 03:56 PM, Dmitry Torokhov wrote: On Mon, Aug 24, 2015 at 03:23:43PM -0500, Franklin S Cooper Jr. wrote: On 08/24/2015 03:16 PM, Franklin S Cooper Jr. wrote: On 08/24/2015 03:01 PM, Dmitry Torokhov wrote: On Mon, Aug 24, 2015 at 02:48:36PM -0500, Franklin S Cooper Jr. wrote:

[PATCH 10/10] mm: make kasan.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Makefile currently controlling compilation of this code is obj-y meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the code there is no doubt it is builtin-only. Since module_init translates to device_initcall

[PATCH 07/10] mm: make workingset.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Makefile currently controlling compilation of this code is obj-y meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modularity so that when reading the code there is no doubt it is builtin-only. Since module_init translates to device_initcall

[PATCH 03/10] mm: make hugetlb.c explicitly non-modular

2015-08-24 Thread Paul Gortmaker
The Kconfig currently controlling compilation of this code is: config HUGETLBFS bool HugeTLB file system support ...meaning that it currently is not being built as a module by anyone. Lets remove the modular code that is essentially orphaned, so that when reading the file there is no

Re: [PATCH 3/3] sched: Implement interface for cgroup unified hierarchy

2015-08-24 Thread Tejun Heo
Hey, On Mon, Aug 24, 2015 at 02:58:23PM -0700, Paul Turner wrote: Why isn't it? Because the programs themselves might try to override it? The major reasons are: 1) Isolation. Doing everything with sched_setaffinity means that programs can use arbitrary resources if they desire.

Re: [PATCH 1/3] KVM: make halt_poll_ns per-VCPU

2015-08-24 Thread Wanpeng Li
On 8/25/15 12:59 AM, David Matlack wrote: On Mon, Aug 24, 2015 at 5:53 AM, Wanpeng Li wanpeng...@hotmail.com wrote: Change halt_poll_ns into per-VCPU variable, seeded from module parameter, to allow greater flexibility. You should also change kvm_vcpu_block to read halt_poll_ns from the vcpu

Re: [v2 00/11] Freescale DPAA QBMan Drivers

2015-08-24 Thread Scott Wood
On Wed, 2015-08-12 at 16:14 -0400, Roy Pledge wrote: The Freescale Data Path Acceleration Architecture (DPAA) is a set of hardware components on specific QorIQ multicore processors. This architecture provides the infrastructure to support simplified sharing of networking interfaces and

RE: [RFC] sdhci: fix DMA leaks [was: [SHDCI] Heavy (thousands) DMA leaks]

2015-08-24 Thread Chen Bough
Hi Laura, You can find the patch here: http://patchwork.kernerl.xyz/patch/6967161/ I will send this patch again and cc to you. Best regards Haibo -Original Message- From: Laura Abbott [mailto:labb...@redhat.com] Sent: Tuesday, August 25, 2015 12:27 AM To: Chen Haibo-B51421;

Re: [PATCH 0/3] ARM: uniphier: add outer cache support and rework SMP operations

2015-08-24 Thread Masahiro Yamada
Hi Olof, 2015-08-25 6:47 GMT+09:00 Olof Johansson o...@lixom.net: Hi, On Sun, Aug 23, 2015 at 7:18 PM, Masahiro Yamada yamada.masah...@socionext.com wrote: 1/3: add outer cache support 2/3: rework SMP operations 3/3: add device tree nodes Timing of this is unfortunate, please resend

Re: [PATCH 1/2] cgroup: get a ref to source csses when migrating

2015-08-24 Thread Aleksa Sarai
Have you verified that the scenario you're describing can actually happen? AFAICS, cgroup_migrate_add_src() already does the pinning. Hmmm. Looking at it, group_migrate_add_src() does grab a ref on the css_set which contains the css, and the comments mention that grabbing a ref on the css_set

Re: [PATCH] kernel/sysctl.c: If count including the terminating byte '\0' the write system call should retrun success.

2015-08-24 Thread Eric W. Biederman
On August 24, 2015 6:57:57 PM MDT, Sean Fu fxinr...@gmail.com wrote: An application from HuaWei which works fine on 2.6 encounters this issue on 3.0 or later kernel. My sympathies. Being stuck with a 3rd party application you can barely talk about that has been broken for 5years and no one

Re: [PATCH v6 3/3] qe_common: add qe_muram_ functions to manage muram

2015-08-24 Thread Laura Abbott
On 08/24/2015 08:03 PM, Zhao Qiang wrote: -Original Message- From: Laura Abbott [mailto:labb...@redhat.com] Sent: Tuesday, August 25, 2015 7:32 AM To: Zhao Qiang-B45475; Wood Scott-B07421 Cc: linux-kernel@vger.kernel.org; linuxppc-...@lists.ozlabs.org; lau...@codeaurora.org; Xie

Re: [PATCHv2] Input: xpad - Fix double URB submission races

2015-08-24 Thread Laura Abbott
On 08/21/2015 09:50 AM, Dmitry Torokhov wrote: Hi Laura, On Mon, Aug 10, 2015 at 05:26:12PM -0700, Laura Abbott wrote: v2: Created a proper queue for events instead of just dropping them How long does it take for the queue to exhaust your memory if you keep bombarding the driver with

Re: [PATCH] zswap: update docs for runtime-changeable attributes

2015-08-24 Thread Sergey Senozhatsky
On (08/19/15 11:56), Dan Streetman wrote: [..] Ugh that's madness. Still, a documented madness is better than an undocumented one. heh, i'm not sure why it's madness, the alternative of uncompressing/recompressing all pages into the new zpool and/or with the new compressor seems much

Re: [RFT PATCH] ARM: OMAP: Change all cpu_is_* occurences to soc_is_*

2015-08-24 Thread Keerthy
On Tuesday 25 August 2015 02:54 AM, Russell King - ARM Linux wrote: On Tue, Aug 18, 2015 at 03:40:01PM +0530, Keerthy wrote: Currently apart from dra7, omap5 and amx3 all the other SoCs are identified using cpu_is_* functions which is not right since they are all SoCs(System on Chips). Hence

[PATCH 11/20] ACPICA: Table handling: Cleanup and update debug output for tools.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 93862bd7a227543bc617d822ef5c4f8a5d68b519 Add output of table OEM ID along with signature to support lots of SSDTs. Cleanup use of table pointers. Link: https://github.com/acpica/acpica/commit/93862bd7 Signed-off-by: Bob Moore

[PATCH 12/20] ACPICA: Add additional debug info/statements.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 74094ca9f51e2652a9b5f01722d8640a653cc75a For _REG methods and module-level code blocks. For acpiexec, add deletion of module-level blocks in case of an early abort. Link: https://github.com/acpica/acpica/commit/74094ca9 Signed-off-by: Bob

[PATCH 10/20] ACPICA: acpiexec/acpinames: Support very large number of ACPI tables.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit ca3bd4c5cdc39a9009280032adbbc20f34e94c47 Fix a couple of issues with 40 ACPI tables. Return exit error for acpinames to enable use with BIOS builds. The new exported function is used by acpinames. For Linux kernel, this change is a no-op.

[PATCH 13/20] ACPICA: Debugger: Add option to display namespace summary/counts.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit bba222c15c2ce79076eb3a5e9d4d5f7120db8a00 If Objects command is invoked with no arguments, the counts for each object type are displayed. Linux kernel is not affected by this commit as currently debugger is not enabled in the Linux kernel.

[PATCH 08/20] ACPICA: Headers: Fix some comments, no functional change.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 539f8c03fe64305725bd85343e42f3b6c42aad14 A couple typos and long lines. Link: https://github.com/acpica/acpica/commit/539f8c03 Signed-off-by: Bob Moore robert.mo...@intel.com Signed-off-by: Lv Zheng lv.zh...@intel.com ---

[PATCH 20/20] ACPICA: Update version to 20150818.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit d93470de8febeecdc20633fde11cb0b200fa773b Version 20150818. Link: https://github.com/acpica/acpica/commit/d93470de Signed-off-by: Bob Moore robert.mo...@intel.com Signed-off-by: Lv Zheng lv.zh...@intel.com --- include/acpi/acpixf.h |2 +-

[PATCH 17/20] ACPICA: Disassembler: Cleanup acpi_gbl_db_opt_disasm.

2015-08-24 Thread Lv Zheng
ACPICA commit 969989cf7f85e2a2a0cd048cd25fc706246a48a2 This patch cleans up the following global variable - acpi_gbl_db_opt_disasm: The setting is used to control the full disassembly feature for iasl. ACPI debugger (acpiexec) shall have nothing to do with it. Actually, acpiexec never links to

[PATCH 19/20] ACPICA: Debugger: Cleanup debugging outputs to dump name path without trailing underscores.

2015-08-24 Thread Lv Zheng
ACPICA commit 51a49c2fb4a73f302a6df2b8ddc1350dd261684d It is better to use unified ASL path name to interact with the developers. There are following acpi_ns_build_normalized_pathname() users invoking it for debugging purposes (acpiexec test results are attached): 1.

[PATCH 18/20] ACPICA: Disassembler: Cleanup acpi_gbl_db_opt_verbose acpiexec usage.

2015-08-24 Thread Lv Zheng
ACPICA commit 42d7ad7bfb1cfb95183c1386c77509f2036f521d When acpi_gbl_db_opt_verbose is used in acpi_dm_descending_op() (invoked by acpi_dm_disassemble()), it is actually exported by the disassembler but used by the debugger to distinguish the output of the disassembler for different debugger

[PATCH 14/20] ACPICA: Make the max-number-of-loops runtime configurable.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit a9d9c2d0c2d077bb3175ec9c252cf0e5da3efd45 Was previously compile-time only. Add support option for acpiexec. Link: https://github.com/acpica/acpica/commit/a9d9c2d0 Signed-off-by: Bob Moore robert.mo...@intel.com Signed-off-by: Lv Zheng

[PATCH 15/20] ACPICA: Header support to improve compatibility with MSVC.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 5b4087fba991d8383046b550bbe22f3d8d9b9c8f Needed to improve MSVC editor support for symbols. For Linux kernel, this change is a no-op. Link: https://github.com/acpica/acpica/commit/5b4087fb Signed-off-by: Bob Moore robert.mo...@intel.com

Re: [PATCH 2/2] pinctrl: digicolor: convert null test to IS_ERR test

2015-08-24 Thread Baruch Siach
Hi Julia, On Mon, Aug 24, 2015 at 11:12:27PM +0200, Julia Lawall wrote: Since commit 323de9efdf3e (pinctrl: make pinctrl_register() return proper error code), pinctrl_register returns an error code rather than NULL on failure. Update a driver that was introduced more recently. The semantic

Re: [PATCH-v3 2/2] regulator: 88pm800: Add support for configuration of dual phase on BUCK1

2015-08-24 Thread Krzysztof Kozlowski
On 24.08.2015 21:40, Vaibhav Hiremath wrote: 88PM860 device supports dual phase mode on BUCK1 output. In normal usecase, BUCK1A and BUCK1B operates independently with 3A capacity. And they both can work as a dual phase providing 6A capacity. This patch updates the regulator driver to read

Re: [Bugfix] x86, irq: Fix a regression caused by commit b5dc8e6c21e7

2015-08-24 Thread Jiang Liu
On 2015/8/25 12:03, Alex Deucher wrote: On Thu, Aug 13, 2015 at 6:13 PM, Alex Deucher alexdeuc...@gmail.com wrote: Any ideas? I'll see if I can find the time to bisect this. I attempted to bisect this, however the regression happened prior to my driver being merged upstream:

Re: [RFC 0/1] i2c: acpi: revert setting a stable device name

2015-08-24 Thread Dustin Byford
On Mon Aug 17 11:00, Jarkko Nikula wrote: If I remember correctly ACPI ID should not ever change and instance id :xy after INTABCD:xy should also be visible and keep the order even if device is disabled or not plugged. But I'm not absolute sure about this. At least on a test platform that

[PATCH 1/3] tools: restore export.h

2015-08-24 Thread Sasha Levin
Commit 3f735377b (tools: Copy lib/rbtree.c to tools/lib/) has removed export.h, which was still in use by liblockdep. Restore it. Signed-off-by: Sasha Levin sasha.le...@oracle.com --- tools/include/linux/export.h | 10 ++ 1 file changed, 10 insertions(+) create mode 100644

Re: [PATCH 1/7] phy: exynos-usb2: add vbus regulator support

2015-08-24 Thread Marek Szyprowski
Hello, On 2015-08-21 14:44, Kishon Vijay Abraham I wrote: On Friday 21 August 2015 06:08 PM, Marek Szyprowski wrote: Exynos USB2 PHY has separate power supply, which is usually provided by VBUS regulator. This patch adds support for it. VBUS regulator is optional, to keep compatibility with

[PATCH 04/20] ACPICA: Disassembler: Update for new listing mode.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 2ed09bb7619d25f5a5c065c33a8a775a6db3a856 ACPICA commit 2fefacf73825b0ec96bbfc4f70a256735b715d6c This mode emits AML code along with the ASL code. A new global was needed to ensure the listing mode is completely separate from the debugger

[PATCH 06/20] ACPICA: Tables: Fix global table list issues by removing fixed table indexes.

2015-08-24 Thread Lv Zheng
ACPICA commit c0b38b4c3982c2336ee92a2a14716107248bd941 The fixed table indexes leave holes in the global table list: 1. One hole can be seen when there is only 1 FACS provided by the BIOS. 2. Tow holes can be seen when it is a reduced hardware platform. The holes do not break OSPMs but have

[PATCH 05/20] ACPICA: Update info messages during ACPICA init.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 4ccf8a1cc499ec8f00345f662a5887483980e1dd Small cleanup of messages. Link: https://github.com/acpica/acpica/commit/4ccf8a1c Signed-off-by: Bob Moore robert.mo...@intel.com Signed-off-by: Lv Zheng lv.zh...@intel.com ---

[PATCH 09/20] ACPICA: acpinames: Add new options and wildcard support.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 0ecf5b5a41c3d2e09af48f0fdbc9ae784f631788 - Add wilcard support for input filenames. - Add -l option to load tables and exit, no display. This is useful for validation of the namespace during BIOS generation. - Add -x option for specifying

[PATCH 07/20] ACPICA: Tables: Cleanup to reduce FACS globals.

2015-08-24 Thread Lv Zheng
ACPICA commit 3f42ba76e2a0453976d3108296d5f656fdf2bd6e In this patch, FACS table mapping is also tuned a bit so that only the selected FACS table will be mapped by the OSPM (mapped on demand) and the FACS related global variables can be reduced. Lv Zheng. Link:

[PATCH] arch/sh: provide unified syscall trap compatible with all SH models

2015-08-24 Thread Rich Felker
From: Rich Felker dal...@libc.org Historically SH-2 Linux (and originally uClinux) used a syscall calling convention incompatible with the established SH-3/4 Linux ABI. This choice was made because the trap range used by the existing ABI, 0x10-0x17, overlaps with the hardware exception/interrupt

Re: [PATCH v6 0/6] mmc: imx: a few fixes and new feature

2015-08-24 Thread Haibo Chen
On Thu, Aug 13, 2015 at 04:58:56PM +0800, Dong Aisheng wrote: On Tue, Aug 11, 2015 at 07:38:25PM +0800, Haibo Chen wrote: Changes for v6: -remove duplicate code in esdhc_set_uhs_signaling(). -fix a typo for patch-2. -make commit log of patch-3 more specific. Haibo Chen (6): mmc:

Re: [PATCH-v2 4/5] clk: 88pm800: Add clk provider driver for 88pm800 family of devices

2015-08-24 Thread Krzysztof Kozlowski
On 25.08.2015 03:56, Vaibhav Hiremath wrote: 88PM800 family of devices supports buffered 32KHz clock output, for example, 88PM800: CLK32k_1, CLK32k_2 and CLK32k_3 88PM860: CLK32K_1 and CLK32K_2 This patch adds new clk provider driver to support enable/disable of the 32KHz clock output

Re: [PATCH 1/1] of: to support binding numa node to root subnode(non-bus)

2015-08-24 Thread Leizhen (ThunderTown)
On 2015/8/24 21:25, Rob Herring wrote: +benh On Mon, Aug 24, 2015 at 7:30 AM, Zhen Lei thunder.leiz...@huawei.com wrote: If use of_platform_populate to scan dt-nodes and add devices, the subnode of root(such as /smmu), when being scanned and invoke You should have a bus as the sub-node

[PATCH 03/20] ACPICA: Update parameter validation for data_table_region and load_table.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit 51ab555e60b4a3de3cc4a846e86d0de255be441a Add additional validation for the table signature and the OEM strings. Eliminates buffer read overrun in data_table_region. ACPICA BZ 1184. Link: https://bugs.acpica.org/show_bug.cgi?id=1184 Link:

[PATCH 01/20] ACPICA: Correctly cleanup after a ACPI table load failure.

2015-08-24 Thread Lv Zheng
From: Bob Moore robert.mo...@intel.com ACPICA commit ed7769e832de6c7ba90615480d916c85fd100422 If a table load fails, delete all namespace objects created by the table, otherwise these objects will be uninitialized, causing problems later. This appears to be a very rare problem. Also handle the

[PATCH 00/20] ACPICA: 20150818 Release

2015-08-24 Thread Lv Zheng
The 20150818 ACPICA kernel-resident subsystem updates are linuxized based on the linux-pm/linux-next branch. The patchset has passed the following build/boot tests. Build tests are performed as follows: 1. i386 + default + COFNIG_ACPI=y 2. i386 + allyes + CONFIG_ACPI=y 3. i386 + default +

[PATCH v2] cgroup: pids: fix invalid get/put usage

2015-08-24 Thread Aleksa Sarai
Fix incorrect usage of css_get and css_put to put a different css in pids_{cancel_,}attach() than the one grabbed in pids_can_attach(). This could lead to quite serious memory leakage (and unsafe operations on the putted css). Signed-off-by: Aleksa Sarai cyp...@cyphar.com ---

Re: [PATCH v3] dmaengine: hdmac: Add memset capabilities

2015-08-24 Thread Maxime Ripard
On Mon, Aug 24, 2015 at 07:54:25PM +0530, Vinod Koul wrote: On Mon, Aug 24, 2015 at 11:21:15AM +0200, Maxime Ripard wrote: Just like for the XDMAC, the SoCs that embed the HDMAC don't have any kind of GPU, and need to accelerate a few framebuffer-related operations through their DMA

[PATCH 2/2] regulator:lp872x: handle error case

2015-08-24 Thread Milo Kim
If memory allocation gets failed on parsing the DT, then it returns error '-ENOMEM' explicitly. Then, the driver exists from the _probe(). Cc: linux-kernel@vger.kernel.org Signed-off-by: Milo Kim milo@ti.com --- drivers/regulator/lp872x.c | 11 +++ 1 file changed, 7 insertions(+), 4

[PATCH 1/2] regulator:lp872x: use the private data instead of updating I2C device platform data

2015-08-24 Thread Milo Kim
Currently, lp872x driver parses the DT and copies values into the 'cl-dev.platform_data' if 'of_node' exists. This may have architectural issue. Platform data is configurable through the DT or I2C board info inside the platform area. However, lp872x driver changes this configuration when it is

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