Re: [patch v2] mm, thp: add new defer+madvise defrag option

On Wed 11-01-17 08:35:27, Vlastimil Babka wrote: > [+CC linux-api] > > On 01/11/2017 01:15 AM, David Rientjes wrote: > > There is no thp defrag option that currently allows MADV_HUGEPAGE regions > > to do direct compaction and reclaim while all other thp allocations simply > > trigger kswapd

Re: x86-64: Maintain 16-byte stack alignment

On 12 January 2017 at 06:12, Herbert Xu wrote: > On Tue, Jan 10, 2017 at 05:30:48PM +, Ard Biesheuvel wrote: >> >> Apologies for introducing this breakage. It seemed like an obvious and >> simple cleanup, so I didn't even bother to mention it in the commit >> log,

Re: [PATCH] pinctrl: amd: avoid maybe-uninitalized warning

Hi Linus, You have already added patch for the same "[PATCH] pinctrl: amd: fix compilation warning" and applied to one of your fixed branch. Do you feel this patch needs to be taken ? Thanks, Shyam On 1/12/2017 1:19 PM, Linus Walleij wrote: > On Wed, Jan 11, 2017 at 3:36 PM, Arnd Bergmann

Re: + mm-vmscan-add-mm_vmscan_inactive_list_is_low-tracepoint.patch added to -mm tree

On Thu 12-01-17 14:12:47, Minchan Kim wrote: > Hello, > > On Wed, Jan 11, 2017 at 04:52:39PM +0100, Michal Hocko wrote: > > On Wed 11-01-17 08:52:50, Minchan Kim wrote: > > [...] > > > > @@ -2055,8 +2055,8 @@ static bool inactive_list_is_low(struct > > > > if (!file && !total_swap_pages)

Re: x86-64: Maintain 16-byte stack alignment

On Wed, Jan 11, 2017 at 11:51:10PM -0800, Andy Lutomirski wrote: > > The problem is that we have nasties like TRACE_IRQS_OFF. Performance I don't understand. What's the issue with TRACE_IRQS_OFF? It should be treated as any other function call. That is, enter it with an aligned stack, and the

Re: [PATCH v2] ceph/iov_iter: fix bad iov_iter handling in ceph splice codepaths

On Tue, Jan 10, 2017 at 07:57:31AM -0500, Jeff Layton wrote: > v2: fix bug in offset handling in iov_iter_pvec_size > > xfstest generic/095 triggers soft lockups in kcephfs. Basically it uses > fio to drive some I/O via vmsplice ane splice. Ceph then ends up trying > to access an ITER_BVEC type

Re: [RFC PATCH] ext4: increase the protection of drop nlink and ext4 inode destroy

on 2017/1/11 23:34, Theodore Ts'o wrote: > On Wed, Jan 11, 2017 at 05:07:29PM +0800, zhangyi (F) wrote: >> >> (1) The file we want to unlink have many hard links, but only one dcache >> entry in memory. >> (2) open this file, but it's inode->i_nlink read from disk was 1 (too low). >> (3) some

Re: x86-64: Maintain 16-byte stack alignment

On Thu, Jan 12, 2017 at 08:01:51AM +, Ard Biesheuvel wrote: > > [From memory] the arm64 ELF psABI mandates a 16 byte stack alignment > at function entry, and 8 byte alignment at all other times. This means > compiled code will typically preserve 16 byte alignment, and > __aligned(16) on a

Re: [PATCH 0/4 v3] Fixes and workarounds for dwc2 on HiKey board (rebased to synopsys-usb/next)

Hi, John Youn writes: > On 1/11/2017 4:22 PM, John Stultz wrote: >> Just wanted to resend my patches for dwc2 controller on the >> HiKey board for consideration for the 4.11 merge window. >> >> This patchset is the same as v2, only rebased against >> John's

Re: [PATCH v2 RESEND] video: backlight: pwm_bl: Initialize fb_bl_on[x] and use_count during pwm_backlight_probe()

Dear All, > Thierry, Jingoo, > > Please respond to Lukasz. Yes, your response is more than welcome... :-) Thanks in advance, Łukasz Majewski > > On Mon, 26 Dec 2016, Lukasz Majewski wrote: > > > The commit a55944ca82d2 > > ("backlight: update bd state & fb_blank properties when

Re: [PATCH] Input: synaptics-rmi4 - make F03 a tristate symbol

On 01/11/2017 11:27 AM, Christopher Heiny wrote: On Wed, 2017-01-11 at 18:48 +0100, Benjamin Tissoires wrote: On Jan 11 2017 or thereabouts, Arnd Bergmann wrote: On Wednesday, January 11, 2017 5:28:28 PM CET Benjamin Tissoires wrote: Yep, it was initially written that way, and IIRC there was

Re: [PATCH] usb: dwc2: host: use true/false for boolean

hcd.c:2999:3-16: WARNING: Assignment of bool to 0/1 > ./drivers/usb/dwc2/hcd.c:3299:1-21: WARNING: Assignment of bool to 0/1 > > Patch was compile tested with: x86_64_defconfig + CONFIG_USB_DWC2 > > Patch is against 4.10-rc3 (localversion-next is next-20170112) > > driv

[PATCH] libnvdimm, namespace: fix pmem namespace leak, delete when size set to zero

Commit 98a29c39dc68 ("libnvdimm, namespace: allow creation of multiple pmem-namespaces per region") added support for establishing additional pmem namespace beyond the seed device, similar to blk namespaces. However, it neglected to delete the namespace when the size is set to zero. Fixes:

Re: [PATCH] mm/page_alloc: Wait for oom_lock before retrying.

On (01/12/17 15:18), Petr Mladek wrote: > On Mon 2016-12-26 20:34:07, Sergey Senozhatsky wrote: > > console_trylock() used to always forbid rescheduling; but it got changed > > like a yaer ago. > > > > the other thing is... do we really need to console_conditional_schedule() > > from fbcon_*()?

Re: [PATCH v4 05/15] lockdep: Make check_prev_add can use a separate stack_trace

On Thu, Jan 12, 2017 at 05:16:43PM +0100, Peter Zijlstra wrote: > On Fri, Dec 09, 2016 at 02:12:01PM +0900, Byungchul Park wrote: > > check_prev_add() saves a stack trace of the current. But crossrelease > > feature needs to use a separate stack trace of another context in > > check_prev_add(). So

Re: [PATCH 2/4] efi/x86: move efi bgrt init code to early init code

On 01/13/17 at 10:21am, Dave Young wrote: > On 01/13/17 at 12:11am, Nicolai Stange wrote: > > On Fri, Jan 13 2017, Dave Young wrote: > > > > > On 01/12/17 at 12:54pm, Nicolai Stange wrote: > > >> On Thu, Jan 12 2017, Dave Young wrote: > > >> > > >> > -void __init efi_bgrt_init(void) > > >> >

Re: x86-64: Maintain 16-byte stack alignment

On Thu, Jan 12, 2017 at 7:11 PM, Josh Poimboeuf wrote: > On Thu, Jan 12, 2017 at 05:46:55PM -0800, Andy Lutomirski wrote: >> On Thu, Jan 12, 2017 at 12:15 PM, Josh Poimboeuf wrote: >> > On Thu, Jan 12, 2017 at 12:08:07PM -0800, Andy Lutomirski wrote: >>

Re: kvm: use-after-free in process_srcu

I'm not that familiar with the kernel's workqueues, but this seems like the classic "callback outlives the memory it references" use-after-free, where the process_srcu callback is outliving struct kvm (which contains the srcu_struct). If that's right, then calling srcu_barrier (which should wait

Re: [PATCH v5 2/5] powernv:stop: Uniformly rename power9 to arch300

On Thu, Jan 12, 2017 at 03:17:33PM +0530, Balbir Singh wrote: > On Tue, Jan 10, 2017 at 02:37:01PM +0530, Gautham R. Shenoy wrote: > > From: "Gautham R. Shenoy" > > > > Balbir pointed out that in idle_book3s.S and powernv/idle.c some > > functions and variables had

Re: [PATCH] power: reset: Add MAX77620 support

Hi Thierry, I have a few comments inline. On Thu, Jan 12, 2017 at 05:15:07PM +0100, Thierry Reding wrote: > The Maxim MAX77620 PMIC has the ability to power off and restart the > system. Add a driver that supports power off (via pm_power_off()) and > restart (via arm_pm_restart() on 32-bit and

Re: [PATCH 2/3] gpio: davinci: Redesign driver to accommodate ngpios in one gpio chip

On Friday 13 January 2017 12:36 AM, Grygorii Strashko wrote: On 01/11/2017 08:00 PM, Keerthy wrote: On Wednesday 11 January 2017 11:23 PM, Grygorii Strashko wrote: On 01/10/2017 11:00 PM, Keerthy wrote: The Davinci GPIO driver is implemented to work with one monolithic Davinci GPIO

linux-next: Tree for Jan 13

Hi all, Changes since 20170112: The akpm-current tree lost its build failure. Non-merge commits (relative to Linus' tree): 3176 4027 files changed, 124734 insertions(+), 67998 deletions(-) I have created today's

Re: eMMC boot problem: switch to bus width 8 ddr failed

Hi Shawn, On Fri, Jan 13, 2017 at 12:03 PM, Shawn Lin wrote: [...] > >> 2) root cause, in __mmc_switch, the process is send CMD6 --> set DDR52 >> timing --> polling for busy. >> For the DDR52 timing setting, we call set_ios(), in the set_ios, we first >> set DDR_EN

[PATCH v3 0/2] mmc: pwrseq: add support for Marvell SD8787 chip

Changes from v1: * split devictree docs from pwrseq changes * rebase devicetree documents due to filename change * rebase pwrseq patchset Changes from v2: * fix rookie mistake missing the main source file and docs Matt Ranostay (2): devicetree: document new marvell-8xxx and pwrseq-sd8787

[PATCH v3 1/2] devicetree: document new marvell-8xxx and pwrseq-sd8787 options

Cc: devicet...@vger.kernel.org Signed-off-by: Matt Ranostay --- .../devicetree/bindings/mmc/mmc-pwrseq-sd8787.txt | 14 ++ .../devicetree/bindings/net/wireless/marvell-8xxx.txt | 7 ++- 2 files changed, 20 insertions(+), 1 deletion(-)

Re: [PATCH] PCI: iproc: fix kernel crash if dev->of_node not defined

FYI, here is my tree (based on linux-next): https://github.com/aospan/linux-next-bcm4708-edgecore-ecw7220-l/commits/master last patches adding defconfig and dts I'm using for this device. This files are draft yet. 2017-01-12 19:22 GMT-05:00 Florian Fainelli : > On

[PATCH] x86 tsc: Add the Intel Denverton Processor to native_calibrate_tsc()

From: Len Brown The Intel Denverton microserver uses a 25 MHz TSC crystal, so we can derive its exact * TSC frequency using CPUID and some arithmetic, eg. TSC: 1800 MHz (2500 Hz * 216 / 3 / 100) * 'exact' is only as good as the crystal, which should be +/- 20ppm

Re: [PATCH] Btrfs: add another missing end_page_writeback on submit_extent_page failure

Thanks for your replying. I understand this bug is more complicated than I expected. I classify error cases under submit_extent_page() below A: ENOMEM error at btrfs_bio_alloc() in submit_extent_page() I first assumed this case and sent the mail. When bio_ret is NULL, submit_extent_page() calls

Re: [PATCH v4 0/4] Application Data Integrity feature introduced by SPARC M7

On 01/12/2017 10:53 AM, Dave Hansen wrote: On 01/12/2017 08:50 AM, Khalid Aziz wrote: 2. Any shared page that has ADI protection enabled on it, must stay ADI protected across all processes sharing it. Is that true? What happens if a page with ADI tags set is accessed via a PTE without the

Re: [PATCH v2 1/1] serial: 8250_dw: Allow hardware flow control to be used

On 2017/1/12 3:48, Jason Uy wrote: > In the most common use case, the Synopsys DW UART driver does not > set the set_termios callback function. This prevents UPSTAT_AUTOCTS > from being set when the UART flag CRTSCTS is set. As a result, the > driver will use software flow control as opposed

Re: + mm-vmscan-add-mm_vmscan_inactive_list_is_low-tracepoint.patch added to -mm tree

Hello, On Thu, Jan 12, 2017 at 10:10:17AM +0100, Michal Hocko wrote: > On Thu 12-01-17 17:48:13, Minchan Kim wrote: > > On Thu, Jan 12, 2017 at 09:15:54AM +0100, Michal Hocko wrote: > > > On Thu 12-01-17 14:12:47, Minchan Kim wrote: > > > > Hello, > > > > > > > > On Wed, Jan 11, 2017 at

RE: [PATCH v8 1/1] crypto: add virtio-crypto driver

> > On Thu, Jan 12, 2017 at 03:10:25PM +0100, Christian Borntraeger wrote: > > On 01/10/2017 01:56 PM, Christian Borntraeger wrote: > > > On 01/10/2017 01:36 PM, Gonglei (Arei) wrote: > > >> Hi, > > >> > > >>> > > >>> On 12/15/2016 03:03 AM, Gonglei wrote: > > >>> [...] > > + > >

Re: [PATCH 0/3] ata: add m68k/Atari Falcon PATA support

On Wed, 11 Jan 2017, Michael Schmitz wrote: > What is still correct is that the IDE driver does use the interrupt > only, not the ST-DMA chip. And a single IDE interrupt can be correctly > assigned to IDE by looking at the status register. > > With the SCSI (and IIRC also floppy) interrupts,

[PATCH] arm64: dts: mt8173: Fix cpu_thermal cooling-maps contributions

According to [0], the contribution field for each cooling-device express their relative power efficiency. Higher weights express higher power efficiency. Weighting is relative such that if each cooling device has a weight of 1 they are considered equal. This is particularly useful in

Re: x86-64: Maintain 16-byte stack alignment

On Thu, Jan 12, 2017 at 05:46:55PM -0800, Andy Lutomirski wrote: > On Thu, Jan 12, 2017 at 12:15 PM, Josh Poimboeuf wrote: > > On Thu, Jan 12, 2017 at 12:08:07PM -0800, Andy Lutomirski wrote: > >> On Thu, Jan 12, 2017 at 11:51 AM, Linus Torvalds > >>

RE: eMMC boot problem: switch to bus width 8 ddr failed

> -Original Message- > From: Shawn Lin [mailto:shawn@rock-chips.com] > Sent: Friday, January 13, 2017 10:11 AM > To: Ulf Hansson ; Clemens Gruber > > Cc: shawn@rock-chips.com; linux-...@vger.kernel.org; Linus Walleij >

[RESEND PATCH] usb: hcd: initialize hcd->flags to 0 when rm hcd

From: William wu On some platforms(e.g. rk3399 board), we can call hcd_add/remove consecutively without calling usb_put_hcd/usb_create_hcd in between, so hcd->flags can be stale. If the HC dies due to whatever reason then without this patch we get the below error on next

Re: Problem on SCTP

Packet to SERVER (from router to SERVER)[ Source IP: 192.168.206.83, Destination IP: 192.168.206.66. the IPv4 address parameter is 192.168.206.83 and 192.168.1.83 ] No. Time SourceSPort Destination Protocol DPort Length

Re: Problem on SCTP

Packet to SERVER (From router to SERVER) [ Source IP: 192.168.206.83, Destination IP: 192.168.206.66. the IPv4 address parameter is 192.168.206.83 and 192.168.1.83 ] No. Time SourceSPort Destination Protocol DPort Length

Re: [PATCH v5 2/5] powernv:stop: Uniformly rename power9 to arch300

On Fri, Jan 13, 2017 at 2:44 PM, Gautham R Shenoy wrote: > On Thu, Jan 12, 2017 at 03:17:33PM +0530, Balbir Singh wrote: >> On Tue, Jan 10, 2017 at 02:37:01PM +0530, Gautham R. Shenoy wrote: >> > From: "Gautham R. Shenoy" >> > >> > Balbir pointed

Re: eMMC boot problem: switch to bus width 8 ddr failed

On 2017/1/13 11:12, Bough Chen wrote: -Original Message- From: Shawn Lin [mailto:shawn@rock-chips.com] Sent: Friday, January 13, 2017 10:11 AM To: Ulf Hansson ; Clemens Gruber Cc: shawn@rock-chips.com;

Re: getting oom/stalls for ltp test cpuset01 with latest/4.9 kernel

On Thu, Jan 12, 2017 at 4:40 PM, Vlastimil Babka wrote: > On 01/11/2017 05:46 PM, Michal Hocko wrote: >> >> On Wed 11-01-17 21:52:29, Ganapatrao Kulkarni wrote: >> >>> [ 2398.169391] Node 1 Normal: 951*4kB (UME) 1308*8kB (UME) 1034*16kB >>> (UME) 742*32kB (UME) 581*64kB (UME)

Re: [PATCH v4 07/15] lockdep: Implement crossrelease feature

On Fri, Jan 13, 2017 at 12:39:04PM +0800, Lai Jiangshan wrote: > > + > > +/* > > + * No contention. Irq disable is only required. > > + */ > > +static int same_context_plock(struct pend_lock *plock) > > +{ > > + struct task_struct *curr = current; > > + int cpu = smp_processor_id(); >

Re: [PATCH] PCI: iproc: fix kernel crash if dev->of_node not defined

Hi Florian, > Still, upstream Linux support for Northstar is Device Tree, and BCMA bus > should fill in of_nodes accordingly, if not, that's a bug that must be > fixed at the BCMA layer. yes, this is a source of the problem. Devices allocated in 'bcma_bus_scan' but of_node doesn't assigned. Is

arm64: dts: mt8173: add node for thermal calibration

From: "dawei.ch...@mediatek.com" Add this for supporting thermal calibration by e-fuse data. Signed-off-by: Dawei Chien --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 7 +++ 1 file changed, 7 insertions(+) diff --git

Re: blk_queue_bounce_limit() broken for mask=0xffffffff on 64bit archs

Hi, On Tue, Jan 10, 2017 at 4:48 AM, Nikita Yushchenko wrote: > Hi > > There is a use cases when architecture is 64-bit but hardware supports > only DMA to lower 4G of address space. E.g. NVMe device on RCar PCIe host. > > For such cases, it looks proper to call

Re: [PATCH] ARM64: dts: meson-gxbb-odroidc2: fix GbE tx link breakage

Jerome Brunet writes: > OdroidC2 GbE link breaks under heavy tx transfer. This happens even if the > MAC does not enable Energy Efficient Ethernet (No Low Power state Idle on > the Tx path). The problem seems to come from the phy Rx path, entering the > LPI state. > >

Re: [lustre-devel] [PATCH 1/2] Fixed signedness check

On Dec 26, 2016, at 08:43, Guillermo O. Freschi wrote: > > Was `unsigned int`, but `enum`s are signed. Interesting that GCC didn't complain that the itree_overlap_cb() function signature didn't match the argument prototype for interval_search(): typedef enum interval_iter

Re: 4.10-rc1: thinkpad x60: who ate my cpu?

Pavel Machek wrote: Hi! I used to have two cpus, and Thinkpad X60 should have two cores, but I only see one on 4.10-rc1. This machine went through many suspend/resume cycles. When backups finish, I'll try -rc2. Whoever did it, he seems to have returned the cpu in -rc3. All seems to be good

Re: [tpmdd-devel] [PATCH RFC v2 3/5] tpm: infrastructure for TPM spaces

On Thu, 2017-01-12 at 19:46 +0200, Jarkko Sakkinen wrote: > @@ -189,6 +190,12 @@ struct tpm_chip *tpm_chip_alloc(struct device > *pdev, > chip->cdev.owner = THIS_MODULE; > chip->cdev.kobj.parent = >dev.kobj; > > + chip->work_space.context_buf = kzalloc(PAGE_SIZE, > GFP_KERNEL); >

Re: [PATCH v20 0/4] Mediatek MT8173 CMDQ support

On Wed, 2017-01-04 at 11:06 +0800, HS Liao wrote: > Hi, > > This is Mediatek MT8173 Command Queue(CMDQ) driver. The CMDQ is used > to help write registers with critical time limitation, such as > updating display configuration during the vblank. It controls Global > Command Engine (GCE) hardware

Re: x86-64: Maintain 16-byte stack alignment

On Thu, Jan 12, 2017 at 12:15 PM, Josh Poimboeuf wrote: > On Thu, Jan 12, 2017 at 12:08:07PM -0800, Andy Lutomirski wrote: >> On Thu, Jan 12, 2017 at 11:51 AM, Linus Torvalds >> wrote: >> > On Thu, Jan 12, 2017 at 6:02 AM, Josh Poimboeuf

Re: [PATCH] partially revert "xen: Remove event channel notification through Xen PCI platform device"

On Thu, 12 Jan 2017, Boris Ostrovsky wrote: > On 01/12/2017 04:33 PM, Stefano Stabellini wrote: > > On Thu, 12 Jan 2017, Boris Ostrovsky wrote: > >> On 01/11/2017 06:36 PM, Stefano Stabellini wrote: > >>> The following commit: > >>> > >>> commit 72a9b186292d98494f26cfd24a1621796209 > >>>

Re: [PATCH 2/4] efi/x86: move efi bgrt init code to early init code

On 01/13/17 at 12:11am, Nicolai Stange wrote: > On Fri, Jan 13 2017, Dave Young wrote: > > > On 01/12/17 at 12:54pm, Nicolai Stange wrote: > >> On Thu, Jan 12 2017, Dave Young wrote: > >> > >> > -void __init efi_bgrt_init(void) > >> > +void __init efi_bgrt_init(struct acpi_table_header *table) >

RE: [PATCH v2 1/4] ASoC: rt5660: Add ACPI support

> -Original Message- > From: Shrirang Bagul [mailto:shrirang.ba...@canonical.com] > Sent: Thursday, January 12, 2017 8:01 PM > To: alsa-de...@alsa-project.org > Cc: linux-kernel@vger.kernel.org; Bard Liao; Oder Chiou; Liam Girdwood; Mark > Brown; Jaroslav Kysela; Takashi Iwai > Subject:

[PATCH v3] ocfs2/journal: fix umount hang after flushing journal failure

Hi Joseph, Do you think my last version of patch to fix umount hang after journal flushing failure is OK? If so, I 'd like to ask Andrew's help to merge this patch into his test tree. Thanks, Br. Changwei From 686b52ee2f06395c53e36e2c7515c276dc7541fb Mon Sep 17 00:00:00 2001 From:

[PATCH] usb: host: xhci: plat: check hcc_params after add hcd

From: William wu The commit 4ac53087d6d4 ("usb: xhci: plat: Create both HCDs before adding them") move add hcd to the end of probe, this cause hcc_params uninitiated, because xHCI driver sets hcc_params in xhci_gen_setup() called from usb_add_hcd(). This patch checks

Re: linux-next: build failure after merge of the akpm-current tree

Hi Andrew, On Thu, 12 Jan 2017 15:33:53 -0800 Andrew Morton wrote: > > I'll drop > > ocfs2-dlmglue-prepare-tracking-logic-to-avoid-recursive-cluster-lock.patch > and > ocfs2-fix-deadlocks-when-taking-inode-lock-at-vfs-entry-points.patch I removed them from

[PATCH] libfc: Fix variable name in fc_set_wwpn

The parameter name should be wwpn instead of wwnn. Signed-off-by: Fam Zheng --- include/scsi/libfc.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index 96dd0b3..da5033d 100644 --- a/include/scsi/libfc.h

Re: [RFC] [PATCH] audit: log 32-bit socketcalls

On 2017-01-12 16:32, Paul Moore wrote: > On Thu, Jan 12, 2017 at 7:36 AM, Richard Guy Briggs wrote: > > 32-bit socketcalls were not being logged by audit on x86_64 systems. > > Log them. > > > > See: https://github.com/linux-audit/audit-kernel/issues/14 > > > > Signed-off-by:

[PATCH V2 1/6] gpio: davinci: Remove gpio2regs function to accommodate multi instances

gpio2regs is written making an assumption that driver supports only one instance of gpio controller. Removing this and adding a generic array so as to support multiple instances of gpio controllers. Signed-off-by: Keerthy --- Changes in v2: * Added a comment to explain

[PATCH V2 6/6] gpio: davinci: Remove redundant macros

Some of the macros were needed as per old driver design. With the current implementation they are unwanted. Hence remove them. Signed-off-by: Keerthy --- include/linux/platform_data/gpio-davinci.h | 8 1 file changed, 8 deletions(-) diff --git

[PATCH V2 3/6] gpio: davinci: Redesign driver to accommodate ngpios in one gpio chip

The Davinci GPIO driver is implemented to work with one monolithic Davinci GPIO platform device which may have up to Y(144) gpios. The Davinci GPIO driver instantiates number of GPIO chips with max 32 gpio pins per each during initialization and one IRQ domain. So, the current GPIO's opjects

[PATCH V2 4/6] gpio: davinci: Add support for multiple GPIO controllers

Update GPIO driver to support Multiple GPIO controllers by updating the base of subsequent GPIO chips with total of previous chips gpio count so that gpio_add_chip gets unique numbers. Signed-off-by: Keerthy --- drivers/gpio/gpio-davinci.c| 4 +++-

[PATCH V2 0/6] gpio: davinci: Redesign driver to accommodate ngpios in one gpio chip

The Davinci GPIO driver is implemented to work with one monolithic Davinci GPIO platform device which may have up to Y(144) gpios. The Davinci GPIO driver instantiates number of GPIO chips with max 32 gpio pins per each during initialization and one IRQ domain. So, the current GPIO's opjects

[PATCH V2 5/6] gpio: davinci: Remove custom .xlate

With the current redesign of driver it's not necessary to have custom .xlate() as the gpiolib will assign default of_gpio_simple_xlate(). Suggested-by: Grygorii Strashko Signed-off-by: Keerthy --- drivers/gpio/gpio-davinci.c | 22

[PATCH V2 2/6] gpio: davinci: Remove unwanted blank line

Remove redundant blank line. Signed-off-by: Keerthy --- include/linux/platform_data/gpio-davinci.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/linux/platform_data/gpio-davinci.h b/include/linux/platform_data/gpio-davinci.h index 44ca530..18127c4 100644 ---

Re: eMMC boot problem: switch to bus width 8 ddr failed

On Fri, Jan 13, 2017 at 11:12 AM, Bough Chen wrote: >> -Original Message- >> From: Shawn Lin [mailto:shawn@rock-chips.com] >> Sent: Friday, January 13, 2017 10:11 AM >> To: Ulf Hansson ; Clemens Gruber >> >> Cc:

[PATCH v3 2/2] mmc: pwrseq: add support for Marvell SD8787 chip

Allow power sequencing for the Marvell SD8787 Wifi/BT chip. This can be abstracted to other chipsets if needed in the future. Cc: Tony Lindgren Cc: Ulf Hansson Signed-off-by: Matt Ranostay --- drivers/mmc/core/Kconfig

[PATCH v3 0/2] mmc: pwrseq: add support for Marvell SD8787 chip

Changes from v1: * split devictree docs from pwrseq changes * rebase devicetree documents due to filename change * rebase pwrseq patchset Changes from v2: * fix rookie mistake missing the main source file and docs Matt Ranostay (2): devicetree: document new marvell-8xxx and pwrseq-sd8787

[git pull] Input updates for 4.10-rc3

Hi Linus, Please pull from: git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git for-linus to receive updates for the input subsystem - small driver fixups. Changelog: - Andy Shevchenko (1): Input: adxl34x - make it enumerable in ACPI environment Aniroop Mathur

Re: blk_queue_bounce_limit() broken for mask=0xffffffff on 64bit archs

>> There is a use cases when architecture is 64-bit but hardware supports >> only DMA to lower 4G of address space. E.g. NVMe device on RCar PCIe host. >> >> For such cases, it looks proper to call blk_queue_bounce_limit() with >> mask set to 0x - thus making block layer to use bounce

[PATCH] fuse: clear FR_PENDING flag when moving requests out of pending queue

fuse_abort_conn() moves requests from pending list to a temporary list before canceling them. This operation races with request_wait_answer() which also tries to remove the request after it gets a fatal signal. It checks FR_PENDING flag to determine whether the request is still in the pending

Re: [PATCH] x86, locking/spinlocks: Remove paravirt_ticketlocks_enabled

> diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c > index e8a9ea7..a822606 100644 > --- a/arch/x86/xen/spinlock.c > +++ b/arch/x86/xen/spinlock.c > @@ -155,7 +155,6 @@ static __init int xen_init_spinlocks_jump(void) > if (!xen_domain()) > return 0; > > -

Re: [PATCH] xen-netfront: Fix Rx stall during network stress and OOM

From: Vineeth Remanan Pillai Date: Wed, 11 Jan 2017 23:17:17 + > @@ -1054,7 +1059,11 @@ static int xennet_poll(struct napi_struct *napi, int > budget) > napi_complete(napi); > > RING_FINAL_CHECK_FOR_RESPONSES(>rx, more_to_do); > -

[PATCH v3] ARM: dts: Add LEGO MINDSTORMS EV3 dts

This adds a device tree definition file for LEGO MINDSTORMS EV3. What is working: * Pin muxing * Pinconf * GPIOs * MicroSD card reader * UART on input port 1 * Buttons * LEDs * Poweroff/reset * Flash memory * EEPROM * USB host port * USB peripheral port What is not working/to be added later: *

Re: [PATCH RFC v2 5/5] tpm2: expose resource manager via a device link /dev/tpms

On Thu, Jan 12, 2017 at 07:46:08PM +0200, Jarkko Sakkinen wrote: > From: James Bottomley > > Currently the Resource Manager (RM) is not exposed to userspace. Make > this exposure via a separate device, which can now be opened multiple > times because each

Re: [PATCH] tcp: fix tcp_fastopen unaligned access complaints on sparc

From: Shannon Nelson Date: Thu, 12 Jan 2017 12:56:08 -0800 > > > On 1/12/2017 12:41 PM, David Miller wrote: >> From: Shannon Nelson >> Date: Thu, 12 Jan 2017 12:30:38 -0800 >> >>> On 1/12/2017 12:25 PM, Eric Dumazet wrote: On Thu,

Re: [PATCH 04/10] blk-mq: un-export blk_mq_free_hctx_request()

On Wed, 2017-01-11 at 14:39 -0700, Jens Axboe wrote: > It's only used in blk-mq, kill it from the main exported header > and kill the symbol export as well. Reviewed-by: Bart Van Assche

[PATCH v2] partially revert "xen: Remove event channel notification through Xen PCI platform device"

The following commit: commit 72a9b186292d98494f26cfd24a1621796209 Author: KarimAllah Ahmed Date: Fri Aug 26 23:55:36 2016 +0200 xen: Remove event channel notification through Xen PCI platform device broke Linux when booting as Dom0 on Xen in a nested Xen

Re: [PATCH 2/4] efi/x86: move efi bgrt init code to early init code

On 01/12/17 at 12:54pm, Nicolai Stange wrote: > On Thu, Jan 12 2017, Dave Young wrote: > > > -void __init efi_bgrt_init(void) > > +void __init efi_bgrt_init(struct acpi_table_header *table) > > { > > - acpi_status status; > > void *image; > > struct bmp_header bmp_header; > > > >

Re: [PATCH 1/4] staging: android/ion: Fix line over 80 characters

On Thu, Jan 12, 2017 at 11:56 AM, Greg KH wrote: > On Thu, Jan 12, 2017 at 12:32:26PM +0300, Dan Carpenter wrote: >> On Thu, Jan 12, 2017 at 09:54:16AM +0200, Bogdan Purcareata wrote: >> > Signed-off-by: Bogdan Purcareata >> >> All staging

[PATCH v2 00/18] FSI device driver introduction

From: Chris Bostic Introduction of the IBM 'Flexible Support Interface' (FSI) bus device driver. FSI is a high fan out serial bus consisting of a clock and a serial data line capable of running at speeds up to 166 MHz. This set provides the basic framework to add FSI

Re: [PATCH 10/10] blk-mq-sched: allow setting of default IO scheduler

On Wed, 2017-01-11 at 14:40 -0700, Jens Axboe wrote: > Add Kconfig entries to manage what devices get assigned an MQ > scheduler, and add a blk-mq flag for drivers to opt out of scheduling. > The latter is useful for admin type queues that still allocate a blk-mq > queue and tag set, but aren't

Re: [PATCH 07/10] blk-mq: abstract out helpers for allocating/freeing tag maps

On Thu, Jan 12 2017, Bart Van Assche wrote: > On Wed, 2017-01-11 at 14:40 -0700, Jens Axboe wrote: > > @@ -2392,12 +2425,12 @@ int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set) > > if (set->nr_hw_queues > nr_cpu_ids) > > set->nr_hw_queues = nr_cpu_ids; > > > > + ret =

[PATCH v2 02/18] drivers/fsi: add driver to device matches

From: Jeremy Kerr Driver bind to devices based on the engine types & (optional) versions. Signed-off-by: Jeremy Kerr Signed-off-by: Chris Bostic --- drivers/fsi/fsi-core.c | 21 + include/linux/fsi.h| 21

Re: 4.9.0 regression in pipe-backed iov_iter with systemd-nspawn

On Thu, Jan 12, 2017 at 10:37:18PM +, Al Viro wrote: > On Thu, Jan 12, 2017 at 02:26:42PM -0800, Linus Torvalds wrote: > > On Thu, Jan 12, 2017 at 12:26 PM, Alan J. Wylie wrote: > > > > > > Strace shows that the processes are hanging in write() and read() calls. > > > > If

[patch v2] mm, memcg: do not retry precharge charges

When memory.move_charge_at_immigrate is enabled and precharges are depleted during move, mem_cgroup_move_charge_pte_range() will attempt to increase the size of the precharge. This can be allowed to do reclaim, but should not call the oom killer to oom kill a process. It's better to fail the

Re: 4.9.0 regression in pipe-backed iov_iter with systemd-nspawn

at 14:26 on Thu 12-Jan-2017 Linus Torvalds (torva...@linux-foundation.org) wrote: > > Strace shows that the processes are hanging in write() and read() calls. > > If this is splice-related, I'm assuming that they aren't actually the > two ends of the same pipe, and there is somebody doing

Re: [PATCH] xen-netfront: Fix Rx stall during network stress and OOM

On 01/12/2017 12:17 PM, David Miller wrote: From: Vineeth Remanan Pillai Date: Wed, 11 Jan 2017 23:17:17 + @@ -1054,7 +1059,11 @@ static int xennet_poll(struct napi_struct *napi, int budget) napi_complete(napi);

Re: [PATCH] can: Fix kernel panic at security_sock_rcv_skb

On Thu, 2017-01-12 at 14:40 -0800, william.c.robe...@intel.com wrote: > From: Zhang Yanmin > > The patch is for fix the below kernel panic: > BUG: unable to handle kernel NULL pointer dereference at (null) > IP: [] selinux_socket_sock_rcv_skb+0x65/0x2a0 Same patch was

Re: [PATCH V2] usb: dwc2: host: fix Wmaybe-uninitialized warning

_dev_dbg(, dev, fmt, \ >^ > drivers/usb/dwc2/hcd.c:4492:8: note: 'pipetype' was declared here > char *pipetype; > ^ > Patch was compile tested with: x86_64_defconfig + CONFIG_USB_DWC2=m + > CONFIG_USB_DWC2_VERBOSE=y > > Patch is against 4.10-rc3 (localversion-

Re: [PATCH] usb: dwc2: host: use msleep() for long delays

; Signed-off-by: Nicholas Mc Guire <hof...@osadl.org> > --- > > Patch was compile tested with: x86_64_defconfig + CONFIG_USB_DWC2 > (1 sparse and 6 coccinelle warning - preparing separate patches for that) > > Patch is against 4.10-rc3 (localversion-next is

Re: [PATCHv5 3/8] rtc: add STM32 RTC driver

On 11/01/2017 at 14:46:43 +0100, Amelie Delaunay wrote : > This patch adds support for the STM32 RTC. > > Signed-off-by: Amelie Delaunay > --- > drivers/rtc/Kconfig | 11 + > drivers/rtc/Makefile| 1 + > drivers/rtc/rtc-stm32.c | 727 >

Re: [PATCHv3 2/8] dt-bindings: document the STM32 RTC bindings

On 05/01/2017 at 14:43:23 +0100, Amelie Delaunay wrote : > This patch adds documentation of device tree bindings for the STM32 RTC. > > Signed-off-by: Amelie Delaunay > Acked-by: Rob Herring > --- > .../devicetree/bindings/rtc/st,stm32-rtc.txt |

Re: [PATCH 5/6] treewide: use kv[mz]alloc* rather than opencoded variants

> On Jan 12, 2017, at 08:37, Michal Hocko wrote: > > From: Michal Hocko > > There are many code paths opencoding kvmalloc. Let's use the helper > instead. The main difference to kvmalloc is that those users are usually > not considering all the aspects of

Re: [PATCH v4 0/4] Application Data Integrity feature introduced by SPARC M7

On 01/12/2017 05:22 PM, Khalid Aziz wrote: On 01/12/2017 10:53 AM, Dave Hansen wrote: On 01/12/2017 08:50 AM, Khalid Aziz wrote: 2. Any shared page that has ADI protection enabled on it, must stay ADI protected across all processes sharing it. Is that true? What happens if a page with ADI

[PATCH] rcu: Narrow early boot window of illegal synchronous grace periods

The current preemptible RCU implementation goes through three phases during bootup. In the first phase, there is only one CPU that is running with preemption disabled, so that a no-op is a synchronous grace period. In the second mid-boot phase, the scheduler is running, but RCU has not yet gotten

Re: [PATCH] usb: hcd: initialize hcd->flags to 0 when rm hcd

Hi Roger， 在 2017年01月12日 23:38, Roger Quadros 写道: On 12/01/17 17:33, Alan Stern wrote: On Thu, 12 Jan 2017, Roger Quadros wrote: William, On 12/01/17 14:03, William Wu wrote: From: William wu On some platforms(e.g. rk3399 board), we can call hcd_add/remove

linux-next: build warning after merge of the rtc tree

Hi Alexandre, After merging the rtc tree, today's linux-next build (x86_64 allmodconfig) produced this warning: In file included from drivers/rtc/rtc-stm32.c:14:0: drivers/rtc/rtc-stm32.c: In function 'stm32_rtc_probe': drivers/rtc/rtc-stm32.c:653:51: warning: large integer implicitly truncated

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