Re: [PATCH v2 1/5] x86: replace timeouts when booting secondary CPU with infinite wait loop

2014-04-03 Thread Andi Kleen
On Thu, Apr 03, 2014 at 08:43:37AM +0200, Ingo Molnar wrote: > > * Igor Mammedov wrote: > > > > I've seen that. Kernel still boots. With your patch it would hang. > > Nonsense, not booting is OK when critical hardware is genuinely bad - > this isn't a disk drive or networking where bad IO 'hap

Re: linux-3.14 nfsd regression

2014-04-03 Thread Mark Lord
On 14-04-03 03:30 PM, J. Bruce Fields wrote: > On Thu, Apr 03, 2014 at 01:51:06PM -0400, Mark Lord wrote: >> On 14-04-03 01:16 PM, J. Bruce Fields wrote: >>> On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: This commit from linux-3.14 breaks our NFS-root clients here: https

Re: [PATCH 1/2] devicetree: Add devicetree bindings documentation for Zynq Quad SPI

2014-04-03 Thread Mark Brown
On Thu, Apr 03, 2014 at 10:33:06PM +0530, Punnaiah Choudary Kalluri wrote: > +Optional properties: > +- num-cs : Number of chip selects used. What does this translate into? > + num-cs = /bits/ 16 <1>; Why the odd specification in the example - why not just specify it as

Re: [PATCH] mach-bcm: clean up config and build targets

2014-04-03 Thread Alex Elder
On 04/03/2014 03:49 PM, Paul Bolle wrote: > On Thu, 2014-04-03 at 15:30 -0500, Alex Elder wrote: >> Currently CONFIG_ARCH_BCM_MOBILE is used to select all Broadcom >> mobile SoCs. Instead, use that only as a config menu switch, and >> define specific symbols like CONFIG_ARCH_BCM_281XX to select a

Re: linux-3.14 nfsd regression

2014-04-03 Thread Mark Lord
On 14-04-03 04:15 PM, J. Bruce Fields wrote: > On Thu, Apr 03, 2014 at 01:51:06PM -0400, Mark Lord wrote: >> On 14-04-03 01:16 PM, J. Bruce Fields wrote: >>> The original behavior was in practice harmless and changing it broke >>> something, so I think we should definitely just revert this patch. >

Re: [RFC] QR encoding for Oops messages

2014-04-03 Thread David Lang
On Tue, 1 Apr 2014, Jason Cooper wrote: Now I guess we need to think how to make it work without a framebuffer. I already suggested using the ASCII characters, but seeing the resolution of this QR code for example (147x147), made me realize that we can't shuffle that into a 80x25 textmode displa

Re: [PATCH] Add sensor hub quirk for ThinkPad Helix

2014-04-03 Thread Jiri Kosina
On Thu, 3 Apr 2014, Stephen Chandler Paul wrote: > Just like some of the other laptops/tablets on the market with ultrabook > sensors, the ThinkPad Helix's sensor hub requires a special quirk in > order for it to power on properly. Without it the sensors are detected > by the kernel and set up as

Re: Things I wish I'd known about Inotify

2014-04-03 Thread Jan Kara
On Thu 03-04-14 08:34:44, Michael Kerrisk (man-pages) wrote: >Limitations and caveats >The inotify API provides no information about the user or process >that triggered the inotify event. In particular, there is no >easy way for a process that is monitoring events

Re: [PATCH] mach-bcm: clean up config and build targets

2014-04-03 Thread Paul Bolle
On Thu, 2014-04-03 at 15:30 -0500, Alex Elder wrote: > Currently CONFIG_ARCH_BCM_MOBILE is used to select all Broadcom > mobile SoCs. Instead, use that only as a config menu switch, and > define specific symbols like CONFIG_ARCH_BCM_281XX to select a > particular SoC family. If ARCH_BCM_MOBILE is

Re: rcu_prempt stalls / lockup

2014-04-03 Thread Paul E. McKenney
On Thu, Apr 03, 2014 at 04:01:43PM -0400, Dave Jones wrote: > On Wed, Apr 02, 2014 at 06:48:40PM -0400, Dave Jones wrote: > > > > > > > Waiting uninterruptibly. Presumably blocked on mutex_lock(). > But > > > > > > you have CONFIG_PROVE_LOCKING(), so any deadlocks should have > been > >

Re: timer: lockup in run_timer_softirq()

2014-04-03 Thread Sasha Levin
On 07/11/2013 01:11 PM, Peter Zijlstra wrote: > On Thu, Jul 11, 2013 at 12:59:32PM -0400, Steven Rostedt wrote: >> On Thu, 2013-07-11 at 12:55 -0400, Steven Rostedt wrote: >> Other than that, a function tracer environment that is safer to use might be useful for other people as

Re: [PATCH v3 0/7] Introducing (yet again) Device Tree Overlays

2014-04-03 Thread delicious quinoa
On Fri, Mar 28, 2014 at 1:27 PM, delicious quinoa wrote: > On Tue, Mar 18, 2014 at 4:55 PM, Pantelis Antoniou > wrote: >> The following patchset introduces Device Tree overlays, a method >> of dynamically altering the kernel's live Device Tree, along with >> a generic interface to use it in a boa

Re: [PATCH] Add sensor hub quirk for ThinkPad Helix

2014-04-03 Thread Srinivas Pandruvada
On 04/03/2014 01:27 PM, Stephen Chandler Paul wrote: Just like some of the other laptops/tablets on the market with ultrabook sensors, the ThinkPad Helix's sensor hub requires a special quirk in order for it to power on properly. Without it the sensors are detected by the kernel and set up as us

Re: [PATCHv2] fs: Don't return 0 from get_anon_bdev

2014-04-03 Thread Greg KH
On Thu, Apr 03, 2014 at 09:55:37PM +0200, Thomas Bächler wrote: > Commit 9e30cc9595303b27b48 removed an internal mount. This > has the side-effect that rootfs now has FSID 0. Many > userspace utilities assume that st_dev in struct stat > is never 0, so this change breaks a number of tools in > earl

[PATCH] mach-bcm: clean up config and build targets

2014-04-03 Thread Alex Elder
Currently CONFIG_ARCH_BCM_MOBILE is used to select all Broadcom mobile SoCs. Instead, use that only as a config menu switch, and define specific symbols like CONFIG_ARCH_BCM_281XX to select a particular SoC family. If ARCH_BCM_MOBILE is selected, all of the SoCs will be selected by default, but t

[PATCH] Add sensor hub quirk for ThinkPad Helix

2014-04-03 Thread Stephen Chandler Paul
Just like some of the other laptops/tablets on the market with ultrabook sensors, the ThinkPad Helix's sensor hub requires a special quirk in order for it to power on properly. Without it the sensors are detected by the kernel and set up as usual, but they won't output any data. This will also fix

[PATCH 8-9/7] uprobes/x86: introduce uprobe_xol_ops and arch_uprobe->ops

2014-04-03 Thread Oleg Nesterov
On 03/31, Oleg Nesterov wrote: > > when I send the fixes. Damn. All I can say - sorry for delay. Still no fixes. I only finished v2, but do not have time to add the acks I got and resend. Apart from cosmetic changes the resulting code is the same plus the new 2 patches I am sending in reply to th

Re: [PATCH] mm: msync: require either MS_ASYNC or MS_SYNC

2014-04-03 Thread Richard Hansen
On 2014-04-03 04:25, Michael Kerrisk (man-pages) wrote: > [CC += Peter Zijlstra] > [CC += bug-readl...@gnu.org -- maintainers, it _may_ be desirable to > fix your msync() call] I didn't see bug-readl...@gnu.org in the CC list -- did you forget to add them, or were they BCC'd? >> * Clearer inten

Re: [RFC] QR encoding for Oops messages

2014-04-03 Thread Levente Kurusa
Hi, 2014-04-01 23:07 GMT+02:00 Teodora Băluţă : > On Tue, Apr 1, 2014 at 5:20 PM, Jason Cooper wrote: >> On Sun, Mar 30, 2014 at 12:17:17PM +0200, Levente Kurusa wrote: >>> Hi all, >>> >>> (sorry for the late reply, looks like this mail has ran away from my >>> clients) > > same here. > >>> >>>

Re: [PATCH] fs: Don't return 0 from get_anon_bdev

2014-04-03 Thread H. Peter Anvin
On 04/03/2014 12:49 PM, Thomas Bächler wrote: > Commit 9e30cc9595303b27b48 removed an internal mount. This > has the side-effect that rootfs now has FSID 0. Many > userspace utilities assume that st_dev in struct stat > is never 0, so this change breaks a number of tools in > early userspace. > >

Re: linux-3.14 nfsd regression

2014-04-03 Thread J. Bruce Fields
On Thu, Apr 03, 2014 at 01:51:06PM -0400, Mark Lord wrote: > On 14-04-03 01:16 PM, J. Bruce Fields wrote: > > The original behavior was in practice harmless and changing it broke > > something, so I think we should definitely just revert this patch. > > Yup. Who? I'll submit this soon. --b. Au

Re: linux-3.14 nfsd regression

2014-04-03 Thread J. Bruce Fields
On Thu, Apr 03, 2014 at 02:55:04PM -0400, Jeff Layton wrote: > On Thu, 03 Apr 2014 13:51:06 -0400 > Mark Lord wrote: > > > On 14-04-03 01:16 PM, J. Bruce Fields wrote: > > > On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: > > >> This commit from linux-3.14 breaks our NFS-root clients h

Re: [PATCH v4 1/3] i2c: cadence: Document device tree bindings

2014-04-03 Thread Sören Brinkmann
On Thu, 2014-04-03 at 02:51PM -0500, Rob Herring wrote: > On Thu, Apr 3, 2014 at 12:59 PM, Soren Brinkmann > wrote: > > Add device tree binding documentation for the Cadence I2C controller. > > > > Signed-off-by: Soren Brinkmann > > --- > > > > Changes in v4: > > - moved adding DT docs into this

Re: [PATCH v2] net: Micrel KSZ8864RMN 4-port managed switch support

2014-04-03 Thread David Miller
From: Philipp Zabel Date: Thu, 3 Apr 2014 11:28:10 +0200 > This patch adds support for the Micrel KSZ8864RMN switch to the spi_ks8995 > driver. The KSZ8864RMN switch has a wider 256-byte register space. > > Signed-off-by: Philipp Zabel Applied, thanks. -- To unsubscribe from this list: send t

Re: Promela/spin model for NO_HZ_FULL_SYSIDLE code

2014-04-03 Thread Paul E. McKenney
On Thu, Apr 03, 2014 at 05:53:49PM +, Mathieu Desnoyers wrote: > - Original Message - > > From: "Paul E. McKenney" > > To: "Mathieu Desnoyers" > > Cc: fweis...@gmail.com, pet...@infradead.org, linux-kernel@vger.kernel.org > > Sent: Thursday, April 3, 2014 1:41:03 PM > > Subject: Re: P

Re: linux-3.14 nfsd regression

2014-04-03 Thread J. Bruce Fields
On Thu, Apr 03, 2014 at 03:30:24PM -0400, J. Bruce Fields wrote: > On Thu, Apr 03, 2014 at 01:51:06PM -0400, Mark Lord wrote: > > On 14-04-03 01:16 PM, J. Bruce Fields wrote: > > > On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: > > >> This commit from linux-3.14 breaks our NFS-root clie

RE: [PATCH] ASoC: dapm: Add support for multi register mux

2014-04-03 Thread Arun Shamanna Lakshmi
> -Original Message- > From: Lars-Peter Clausen [mailto:l...@metafoo.de] > Sent: Thursday, April 03, 2014 1:27 AM > To: Arun Shamanna Lakshmi > Cc: lgirdw...@gmail.com; broo...@kernel.org; swar...@wwwdotorg.org; > pe...@perex.cz; ti...@suse.de; alsa- de...@alsa-project.org; > linux-kernel

Re: [PATCH 5/7] uprobes/x86: Gather "riprel" functions together

2014-04-03 Thread Oleg Nesterov
On 04/02, Jim Keniston wrote: > > On Mon, 2014-03-31 at 21:44 +0200, Oleg Nesterov wrote: > ... > > +static void > > +handle_riprel_post_xol(struct arch_uprobe *auprobe, struct pt_regs *regs, > > long *correction) > > +{ > > + if (auprobe->fixups & (UPROBE_FIX_RIP_AX | UPROBE_FIX_RIP_CX)) { > >

Re: [GIT PULL] cgroup changes for v3.15-rc1

2014-04-03 Thread Linus Torvalds
On Thu, Apr 3, 2014 at 12:43 PM, Tejun Heo wrote: > > Ah, I remembered the other way around. We could leak cgroup_root > reference, not the other way around. cgroup_mount() can be called > multiple times for the same sb and we inc cgroup_root's ref each time > but cgroup_kill_sb() only happens w

[PATCH 9/7] uprobes/x86: Teach arch_uprobe_post_xol() to restart if possible

2014-04-03 Thread Oleg Nesterov
SIGILL after the failed arch_uprobe_post_xol() should only be used as a last resort, we should try to restart the probed insn if possible. Currently only adjust_ret_addr() can fail, and this can only happen if another thread unmapped our stack after we executed "call" out-of-line. Most probably th

Re: rcu_prempt stalls / lockup

2014-04-03 Thread Dave Jones
On Wed, Apr 02, 2014 at 06:48:40PM -0400, Dave Jones wrote: > > > > > Waiting uninterruptibly. Presumably blocked on mutex_lock(). But > > > > > you have CONFIG_PROVE_LOCKING(), so any deadlocks should have been > > > > > reported. > > > > > > > > Lockdep had reported something a

[PATCH 8/7] uprobes/x86: Send SIGILL if arch_uprobe_post_xol() fails

2014-04-03 Thread Oleg Nesterov
Currently the error from arch_uprobe_post_xol() is silently ignored. This doesn't look good and this can lead to the hard-to-debug problems. 1. Change handle_singlestep() to loudly complain and send SIGILL. Note: this only affects x86, ppc/arm can't fail. 2. Change arch_uprobe_post_xol() to c

Re: linux-3.14 nfsd regression

2014-04-03 Thread J. Bruce Fields
On Thu, Apr 03, 2014 at 01:51:06PM -0400, Mark Lord wrote: > On 14-04-03 01:16 PM, J. Bruce Fields wrote: > > On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: > >> This commit from linux-3.14 breaks our NFS-root clients here: > >> > >> https://git.kernel.org/cgit/linux/kernel/git/torvalds

[PATCHv2] fs: Don't return 0 from get_anon_bdev

2014-04-03 Thread Thomas Bächler
Commit 9e30cc9595303b27b48 removed an internal mount. This has the side-effect that rootfs now has FSID 0. Many userspace utilities assume that st_dev in struct stat is never 0, so this change breaks a number of tools in early userspace. Since we don't know how many userspace programs are affected

Re: [PATCH] fs: Don't return 0 from get_anon_bdev

2014-04-03 Thread Tejun Heo
On Thu, Apr 03, 2014 at 09:49:55PM +0200, Thomas Bächler wrote: > Commit 9e30cc9595303b27b48 removed an internal mount. This > has the side-effect that rootfs now has FSID 0. Many > userspace utilities assume that st_dev in struct stat > is never 0, so this change breaks a number of tools in > earl

Re: [PATCH v4 1/3] i2c: cadence: Document device tree bindings

2014-04-03 Thread Rob Herring
On Thu, Apr 3, 2014 at 12:59 PM, Soren Brinkmann wrote: > Add device tree binding documentation for the Cadence I2C controller. > > Signed-off-by: Soren Brinkmann > --- > > Changes in v4: > - moved adding DT docs into this dedicated patch > > Changes in v3: None > Changes in v2: None > > --- >

Re: [PATCH] ipc,shm: disable shmmax and shmall by default

2014-04-03 Thread Davidlohr Bueso
On Thu, 2014-04-03 at 21:02 +0200, Manfred Spraul wrote: > Hi Davidlohr, > > On 04/03/2014 02:20 AM, Davidlohr Bueso wrote: > > The default size for shmmax is, and always has been, 32Mb. > > Today, in the XXI century, it seems that this value is rather small, > > making users have to increase it v

[PATCH] fs: Don't return 0 from get_anon_bdev

2014-04-03 Thread Thomas Bächler
Commit 9e30cc9595303b27b48 removed an internal mount. This has the side-effect that rootfs now has FSID 0. Many userspace utilities assume that st_dev in struct stat is never 0, so this change breaks a number of tools in early userspace. Since we don't know how many userspace programs are affected

Re: [PATCH 7/7] uprobes/x86: Introduce uprobe_xol_ops and arch_uprobe->ops

2014-04-03 Thread Oleg Nesterov
On 04/02, Jim Keniston wrote: > > On Mon, 2014-03-31 at 21:44 +0200, Oleg Nesterov wrote: > ... > > +/* > > + * Adjust the return address pushed by a call insn executed out of line. > > + */ > > +static int adjust_ret_addr(unsigned long sp, long correction) > > +{ > > + int rasize, ncopied; > > +

[GIT PULL] VFIO update for 3.15-rc1

2014-04-03 Thread Alex Williamson
Hi Linus, The following changes since commit cfbf8d4857c26a8a307fb7cd258074c9dcd8c691: Linux 3.14-rc4 (2014-02-23 17:40:03 -0800) are available in the git repository at: git://github.com/awilliam/linux-vfio.git tags/vfio-v3.15-rc1 for you to fetch changes up to 4379d2ae152860e023b42257fd60

Re: [GIT PULL] cgroup changes for v3.15-rc1

2014-04-03 Thread Tejun Heo
Hello, On Thu, Apr 03, 2014 at 12:01:23PM -0700, Linus Torvalds wrote: > [ Extending the participants list a bit ] > > On Thu, Apr 3, 2014 at 11:34 AM, Tejun Heo wrote: > > On the road so sending from phone. Iirc the param is necessary to > > distinguishe when a new sb is created so that it can

Re: [GIT PULL] ext4 changes for 3.15

2014-04-03 Thread Linus Torvalds
Btw, since I'm planning on getting to the filesystem pulls later today (or perhaps tomorrow), I wanted to check: are you ok with the ext4 parts of the cross-rename patches from Miklos? They are currently at git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git cross-rename in case you

Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline

2014-04-03 Thread H. Peter Anvin
They will be in memory one way or another, and during boot memory is usually plentiful to the kernel. Also, of the kernel knows it is log data it can be dropped if needed. On April 3, 2014 10:18:55 AM PDT, Theodore Ts'o wrote: >On Thu, Apr 03, 2014 at 10:09:29AM -0700, H. Peter Anvin wrote: >>

[PATCH v2] MIPS/loongson2_cpufreq: fix CPU clock rate setting

2014-04-03 Thread Aaro Koskinen
Loongson2 has been using (incorrectly) kHz for cpu_clk rate. This has been unnoticed, as loongson2_cpufreq was the only place where the rate was set/get. After commit 652ed95d5fa6074b3c4ea245deb0691f1acb6656 (cpufreq: introduce cpufreq_generic_get() routine) things however broke, and now loops_per_

Re: Initramfs FSID altered in 3.14

2014-04-03 Thread Theodore Ts'o
I agree with Tejun that we should fix it up, and not force distributions to have to send out emergency releases of various userspace utilities --- especially since the fix is so simple. - Ted -- To unsubscribe from this list: send the line "unsubscr

[tip:x86/vdso] x86, vdso: Make the vdso linker script compatible with Gold

2014-04-03 Thread tip-bot for Andy Lutomirski
Commit-ID: 378ed3ccd2a0404d031e771b65aa3af221ea8aea Gitweb: http://git.kernel.org/tip/378ed3ccd2a0404d031e771b65aa3af221ea8aea Author: Andy Lutomirski AuthorDate: Thu, 3 Apr 2014 10:53:43 -0700 Committer: H. Peter Anvin CommitDate: Thu, 3 Apr 2014 12:03:59 -0700 x86, vdso: Make the vds

Re: Initramfs FSID altered in 3.14

2014-04-03 Thread Tejun Heo
Hello, On Thu, Apr 03, 2014 at 08:13:50PM +0200, Thomas Bächler wrote: > Most of these bugs were not caused by rootfs' FSID being different from > 1, but rather because there was a file system with FSID 0. > > Only util-linux/switch_root assumed that rootfs always had exactly FSID > 1 - which is

[GIT PULL] ext4 changes for 3.15

2014-04-03 Thread Theodore Ts'o
Note: there will be a minor patch conflict since you included an earlier version of the"atomically set inode->i_flags in ext4_set_inode_flags()" in 3.14 bbefore you decided that set_mask_bits() wasn't a good interface to be exposing because people could too easily misuse it. The merge conflict is

Re: Initramfs FSID altered in 3.14

2014-04-03 Thread Tejun Heo
Hello, Dave. On Thu, Apr 03, 2014 at 01:57:44PM -0400, Dave Reisner wrote: > With Linux 3.14, you might notice in /proc/self/mountinfo that your > root's parent FSID is now 0, instead of the 1 that it's been for the > last N years. Tejun wrote the change (9e30cc9595303b27b48) that caused > this, b

[rfc 2/3] mm: pgtable -- Require X86_64 for soft-dirty tracker

2014-04-03 Thread Cyrill Gorcunov
Tracking dirty status on 2 level pages requires very ugly macros and taking into account how old the machines who can operate without PAE mode only are, lets drop soft dirty tracker from them for code simplicity (note I can't drop all the macros from 2 level pages by now since _PAGE_BIT_PROTNONE an

Re: Soft lockup regression since kernel 3.13

2014-04-03 Thread David Cohen
On Wed, Apr 02, 2014 at 04:29:48PM -0700, David Cohen wrote: > Hi, > > I've detected a regression from upstream (using an Intel Merrifield > device) since 3.13 (still exists in 3.14) which I never had much time > to start to investigate until now. The symptoms are: the device boots > and works fin

[rfc 3/3] mm: pgtable -- Use _PAGE_SOFT_DIRTY for swap entries

2014-04-03 Thread Cyrill Gorcunov
Since we support soft-dirty on x86-64 now we can release _PAGE_PSE bit used to track dirty swap entries and reuse ealready existing _PAGE_SOFT_DIRTY. Thus for all soft-dirty needs we use same pte bit. CC: Linus Torvalds CC: Mel Gorman CC: Peter Anvin CC: Ingo Molnar CC: Steven Noonan CC: Rik

[rfc 0/3] Cleaning up soft-dirty bit usage

2014-04-03 Thread Cyrill Gorcunov
Hi! I've been trying to clean up soft-dirty bit usage. I can't cleanup "ridiculous macros in pgtable-2level.h" completely because I need to define _PAGE_FILE,_PAGE_PROTNONE,_PAGE_NUMA bits in sequence manner like #define _PAGE_BIT_FILE (_PAGE_BIT_PRESENT + 1) /* _PAGE_BIT_RW */ #define _P

[rfc 1/3] mm: pgtable -- Drop unneeded preprocessor ifdef

2014-04-03 Thread Cyrill Gorcunov
_PAGE_BIT_FILE (bit 6) is always less than _PAGE_BIT_PROTNONE (bit 9) so drop redundant #ifdef. CC: Linus Torvalds CC: Mel Gorman CC: Peter Anvin CC: Ingo Molnar CC: Steven Noonan CC: Rik van Riel CC: David Vrabel CC: Andrew Morton CC: Peter Zijlstra CC: Pavel Emelyanov Signed-off-by: Cy

Re: [PATCH] ipc,shm: disable shmmax and shmall by default

2014-04-03 Thread Manfred Spraul
Hi Davidlohr, On 04/03/2014 02:20 AM, Davidlohr Bueso wrote: The default size for shmmax is, and always has been, 32Mb. Today, in the XXI century, it seems that this value is rather small, making users have to increase it via sysctl, which can cause unnecessary work and userspace application wor

Re: [GIT PULL] cgroup changes for v3.15-rc1

2014-04-03 Thread Linus Torvalds
[ Extending the participants list a bit ] On Thu, Apr 3, 2014 at 11:34 AM, Tejun Heo wrote: > On the road so sending from phone. Iirc the param is necessary to > distinguishe when a new sb is created so that it can be put properly later. > I think cgroup is leaking super ref now and li was planni

Re: Initramfs FSID altered in 3.14

2014-04-03 Thread Pádraig Brady
On 04/03/2014 06:57 PM, Dave Reisner wrote: > Hi, > > [This is a repost of a G+ post at Tejun's request] > > With Linux 3.14, you might notice in /proc/self/mountinfo that your > root's parent FSID is now 0, instead of the 1 that it's been for the > last N years. Tejun wrote the change (9e30cc959

Re: linux-3.14 nfsd regression

2014-04-03 Thread Jeff Layton
On Thu, 03 Apr 2014 13:51:06 -0400 Mark Lord wrote: > On 14-04-03 01:16 PM, J. Bruce Fields wrote: > > On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: > >> This commit from linux-3.14 breaks our NFS-root clients here: > >> > >> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linu

Re: [PATCH v9 1/1] Tracepoint: register/unregister struct tracepoint

2014-04-03 Thread Steven Rostedt
On Thu, 3 Apr 2014 17:49:54 + (UTC) Mathieu Desnoyers wrote: > So my current thinking is that the pre-existing code was erroneously > enabling tracepoints with the name of every event enabled (including > e.g. function tracer, kprobes, etc). It was not failing because > tracepoint.c silently

Re: [PATCH 1/2] devicetree: Add devicetree bindings documentation for Zynq Quad SPI

2014-04-03 Thread Sören Brinkmann
On Fri, 2014-04-04 at 12:15AM +0530, Harini Katakam wrote: > Hi Soren > > On Thu, Apr 3, 2014 at 11:20 PM, Sören Brinkmann > wrote: > > Hi Punnaiah, > > > > On Thu, 2014-04-03 at 10:33PM +0530, Punnaiah Choudary Kalluri wrote: > >> Add bindings documentation for Zynq Quad SPI driver. > >> > >> Si

Re: Bug(s) with netconsole (using mv643xx_eth on Kirkwood)

2014-04-03 Thread Florian Fainelli
2014-04-03 11:39 GMT-07:00 Alexander Holler : > Am 03.04.2014 20:21, schrieb Sebastian Hesselbarth: >> >> On 04/03/2014 07:58 PM, Alexander Holler wrote: > > >>> I hope everyone who missed some more information is happy now, otherwise >>> I (again) wasted time to type a problem description (not to

Re: [PATCH 1/2] devicetree: Add devicetree bindings documentation for Zynq Quad SPI

2014-04-03 Thread Harini Katakam
Hi Soren On Thu, Apr 3, 2014 at 11:20 PM, Sören Brinkmann wrote: > Hi Punnaiah, > > On Thu, 2014-04-03 at 10:33PM +0530, Punnaiah Choudary Kalluri wrote: >> Add bindings documentation for Zynq Quad SPI driver. >> >> Signed-off-by: Punnaiah Choudary Kalluri >> --- >> .../devicetree/bindings/spi/

Re: Bug(s) with netconsole (using mv643xx_eth on Kirkwood)

2014-04-03 Thread Alexander Holler
Am 03.04.2014 20:21, schrieb Sebastian Hesselbarth: On 04/03/2014 07:58 PM, Alexander Holler wrote: I hope everyone who missed some more information is happy now, otherwise I (again) wasted time to type a problem description (not to speak about the already spent time trying to diagnose the pro

Re: [PATCH] MIPS/loongson2_cpufreq: fix CPU clock rate setting

2014-04-03 Thread Aaro Koskinen
Hi, On Thu, Apr 03, 2014 at 09:51:41AM +0530, Viresh Kumar wrote: > On 3 April 2014 00:37, Aaro Koskinen wrote: > > Loongson2 has been using (incorrectly) kHz for cpu_clk rate. This has > > been unnoticed, as loongson2_cpufreq was the only place where the rate > > was set/get. After commit 652ed9

Re: [PATCH 3/9] crypto: qce: Add dma and sg helpers

2014-04-03 Thread Josh Cartwright
Nitworthy comments :). On Thu, Apr 03, 2014 at 07:18:00PM +0300, Stanimir Varbanov wrote: [..] > +++ b/drivers/crypto/qce/dma.c [..] > +int qce_dma_request(struct device *dev, struct qce_dma_data *dma) > +{ > + unsigned int memsize; > + void *va; > + int ret; > + > + dma->txchan =

Re: [RFC] quiet checkpatch style recommendation about no spaces around bitfield :

2014-04-03 Thread Andy Whitcroft
On Mon, Mar 31, 2014 at 01:56:28PM -0700, Andrew Morton wrote: > On Mon, 31 Mar 2014 08:31:38 -0700 Joe Perches wrote: > > > > > @@ -143,13 +143,13 @@ union cvmx_usbcx_gahbcfg { > > > > * * 1'b1: Unmask the interrupt assertion to the > > > > application. > > > > */ > > > >

Re: [GIT PULL] cgroup changes for v3.15-rc1

2014-04-03 Thread Linus Torvalds
On Thu, Apr 3, 2014 at 11:11 AM, Linus Torvalds wrote: > > And the "bool *new_sb_created" argument really makes *zero* sense to > kernfs_mount(). It was added to fix a namespace refcount leak, BUT > kernfs_mount() DOES NOT TAKE A NAMESPACE PARAMETER! Let me clarify that: the only reason I can see

Re: Bug(s) with netconsole (using mv643xx_eth on Kirkwood)

2014-04-03 Thread Alexander Holler
Am 03.04.2014 20:21, schrieb Sebastian Hesselbarth: On 04/03/2014 07:58 PM, Alexander Holler wrote: [...] I already knew about problems with netconsole and mv643xx_eth since 4 years, but didn't care a lot because everything else worked flawless, I even had forgotten that I've enabled netconsole.

Re: [PATCH 1/9] crypto: qce: Add core driver implementation

2014-04-03 Thread Josh Cartwright
Hey Stanimir- Just a few comments/questions from a quick scan of your patchset: On Thu, Apr 03, 2014 at 07:17:58PM +0300, Stanimir Varbanov wrote: [..] > +++ b/drivers/crypto/qce/core.c [..] > + > +static struct qce_algo_ops qce_ops[] = { > + { > + .type = CRYPTO_ALG_TYPE_ABLKCIPH

Re: [PATCH net-next v3 2/2] xen-netback: Grant copy the header instead of map and memcpy

2014-04-03 Thread David Miller
From: Zoltan Kiss Date: Wed, 2 Apr 2014 18:04:58 +0100 > An old inefficiency of the TX path that we are grant mapping the first slot, > and then copy the header part to the linear area. Instead, doing a grant copy > for that header straight on is more reasonable. Especially because there are > on

Re: [PATCH net-next v3 1/2] xen-netback: Rename map ops

2014-04-03 Thread David Miller
From: Zoltan Kiss Date: Wed, 2 Apr 2014 18:04:57 +0100 > Rename identifiers to state explicitly that they refer to map ops. > > Signed-off-by: Zoltan Kiss Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org M

Re: Bug(s) with netconsole (using mv643xx_eth on Kirkwood)

2014-04-03 Thread Sebastian Hesselbarth
On 04/03/2014 07:58 PM, Alexander Holler wrote: [...] > I already knew about problems with netconsole and mv643xx_eth since > 4 years, but didn't care a lot because everything else worked flawless, > I even had forgotten that I've enabled netconsole. (But the bugs I've > experienced 4 years ago, se

Re: [PATCH regression] net: phy: fix initialization (config_init) for Marvel 88E1116R PHYs

2014-04-03 Thread Alexander Holler
Am 03.04.2014 19:44, schrieb Sebastian Hesselbarth: I tried to reproduce the regression on Dockstar with 3.14.0 and 3.14.0-07247-gcd6362be, netconsole enabled, DHCP (dhclient). Try using dhcpcd, that's why I mentioned it. DHCP-clients do work differently. I can neither reproduce any issues

Re:ATTENTION

2014-04-03 Thread DR ANDERSON WAYNE
Your Email Address has won(£ 1,000,000.00 GBP)in CHEVROLET MOTORS UK Draw.To Claim your Prize, Send: Name,Address,Age,Mobil Number via Emial :ch...@live.co.uk -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More maj

Re: Initramfs FSID altered in 3.14

2014-04-03 Thread Thomas Bächler
Am 03.04.2014 19:57, schrieb Dave Reisner: > Hi, > > [This is a repost of a G+ post at Tejun's request] > > With Linux 3.14, you might notice in /proc/self/mountinfo that your > root's parent FSID is now 0, instead of the 1 that it's been for the > last N years. Tejun wrote the change (9e30cc9595

Re: [GIT PULL] cgroup changes for v3.15-rc1

2014-04-03 Thread Linus Torvalds
On Thu, Apr 3, 2014 at 9:49 AM, Tejun Heo wrote: > > C3. fed95bab8d29 ("sysfs: fix namespace refcnt leak") added an > argument to kernfs_mount() and was routed through driver-core-next > after cgroup pulled the tree. cgroup's usage needs to be updated > accordingly. This one I find v

Re: [PATCH] Fixes to Linux v3.13 - bugs.xenproject.org ones. (v1).

2014-04-03 Thread Konrad Rzeszutek Wilk
On Thu, Apr 03, 2014 at 12:59:00PM +0100, David Vrabel wrote: > On 08/11/13 17:38, Konrad Rzeszutek Wilk wrote: > > Hey, > > > > Two of these: > > [PATCH 2/4] xen/manage: Poweroff forcefully if user-space is not yet > > [PATCH 4/4] xen/xenbus: Avoid synchronous wait on XenBus stalling > > > > f

Re: [PATCH v4] ptrace: Fix fork event messages across pid namespaces

2014-04-03 Thread Matthew Dempsky
On Thu, Apr 3, 2014 at 8:44 AM, Oleg Nesterov wrote: > On 04/02, Matthew Dempsky wrote: >> >> When tracing a process in another pid namespace, it's important for >> fork event messages to contain the child's pid as seen from the >> tracer's pid namespace, not the parent's. Otherwise, the tracer w

Re: [RFC PATCH] cmdline: Hide "debug" from /proc/cmdline

2014-04-03 Thread Greg Kroah-Hartman
On Thu, Apr 03, 2014 at 08:17:33AM -0700, Tim Bird wrote: > > I had no idea systemd was so verbose and was abusing the kernel > log buffers so badly. I'm not a big fan of the rate-limiting, as this just > seems to encourage this kind of abuse. That was a bug in systemd, and has been fixed up in

Re: [PATCH] net: enic: include irq.h for irqreturn_t definitions

2014-04-03 Thread David Miller
From: Josh Boyer Date: Wed, 2 Apr 2014 11:24:00 -0400 > The enic driver fails to build on ARM with: > > In file included from drivers/net/ethernet/cisco/enic/enic_res.c:40:0: > drivers/net/ethernet/cisco/enic/enic.h:48:2: error: expected > specifier-qualifier-list before 'irqreturn_t' > irqre

Re: [PATCH] net: qlcnic: include irq.h for irq definitions

2014-04-03 Thread David Miller
From: Josh Boyer Date: Wed, 2 Apr 2014 11:25:47 -0400 > The qlcnic driver fails to build on ARM with errors like: > > In file included from drivers/net/ethernet/qlogic/qlcnic/qlcnic.h:36:0, > from drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c:8: > drivers/net/ethernet/qlogic/ql

Re: [PATCH] net: bnx2x: include irq.h for irqreturn_t definitions

2014-04-03 Thread David Miller
From: Josh Boyer Date: Wed, 2 Apr 2014 11:21:58 -0400 > The bnx2x driver fails to build on ARM with: > > In file included from drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c:28:0: > drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h:243:1: error: unknown type > name 'irqreturn_t' > irqreturn_t

Re: [PATCH] GenWQE: Fix email address and update copyright notice

2014-04-03 Thread Greg KH
On Thu, Apr 03, 2014 at 08:25:27AM +0200, Frank Haverkamp wrote: > Updated email address of co-author and updated the copyright notice > with the current year. Why update the copyright notice, it doesn't mean anything, as IBM lawyers know well, so who is asking for this change? thanks, greg k-h

Re: [PATCH v6 0/4] Provide netdev naming-policy via sysfs

2014-04-03 Thread David Miller
From: David Herrmann Date: Wed, 2 Apr 2014 11:58:22 +0200 > This is v6 of the name_assign_type attribute for netdevs. Changes since v5 > [1]: > - Acked-by: Kay Sievers > - rebased on net-next of today > > Aimed for 3.15, but feel free to delay for 3.16 if you want it in -next for > some > m

/proc/slab_allocators question

2014-04-03 Thread Pietro Paolini
Hello everyone, I am experiencing a problem where the system reboot due low memory conditions and looking at the /proc/slabinfo I am able to see that a lot of memory is being used by the size-1024 cache name which reports a high number of active objects, then in order to debug this situation

Re: [RFC] blk-mq: support for shared tags

2014-04-03 Thread Christoph Hellwig
On Thu, Apr 03, 2014 at 09:45:11AM -0700, Matias Bjorling wrote: > > I'd still create a request_queue for the internal queue, just not register > > a block device for it. For example SCSI sets up queues for each LUN > > found, but only a subset actually is exposed as a block device. > > > > Ok.

[PATCH v4 2/3] i2c: Add driver for Cadence I2C controller

2014-04-03 Thread Soren Brinkmann
Add a driver for the Cadence I2C controller. This controller is for example found in Xilinx Zynq. Signed-off-by: Soren Brinkmann Tested-by: Michal Simek Reviewed-by: Harini Katakam --- Changes in v4: - Addressing Wolfram's feedback - style improvements (e.g. magic numbers, typos,...) -

[PATCH v4 3/3] ARM: zynq: dt: Add I2C nodes to Zynq device tree

2014-04-03 Thread Soren Brinkmann
Signed-off-by: Soren Brinkmann Tested-by: Michal Simek --- Changes in v4: None Changes in v3: None Changes in v2: - replace 'pmbus' with 'ti' in compatibility strings of UCD devices Signed-off-by: Soren Brinkmann --- arch/arm/boot/dts/zynq-7000.dtsi | 22 arch/arm/boot/dts/zynq-

[PATCH v4 1/3] i2c: cadence: Document device tree bindings

2014-04-03 Thread Soren Brinkmann
Add device tree binding documentation for the Cadence I2C controller. Signed-off-by: Soren Brinkmann --- Changes in v4: - moved adding DT docs into this dedicated patch Changes in v3: None Changes in v2: None --- .../devicetree/bindings/i2c/i2c-cadence.txt | 21 +

Bug(s) with netconsole (using mv643xx_eth on Kirkwood)

2014-04-03 Thread Alexander Holler
(I've changed the topic and removed stable@ from the cc-list to reflect the current status) (Long mail, but hopefully a good problem description) I already knew about problems with netconsole and mv643xx_eth since 4 years, but didn't care a lot because everything else worked flawless, I even ha

Initramfs FSID altered in 3.14

2014-04-03 Thread Dave Reisner
Hi, [This is a repost of a G+ post at Tejun's request] With Linux 3.14, you might notice in /proc/self/mountinfo that your root's parent FSID is now 0, instead of the 1 that it's been for the last N years. Tejun wrote the change (9e30cc9595303b27b48) that caused this, but the change comes in a ra

Re: [PATCH] staging: fpgaboot: clean up Makefile

2014-04-03 Thread Dan Carpenter
On Thu, Apr 03, 2014 at 05:14:44PM +, Insop Song wrote: > Added signed-off-by below: > Signed-off-by is like signing a legal document, to show you haven't violated copyright law or anything while the patch was in your hands. You should use Acked-by or Reviewed-by depending on what you mean. r

[PATCH] x86, vdso: Make the vdso linker script compatible with Gold

2014-04-03 Thread Andy Lutomirski
Gold can't parse the script due to: https://sourceware.org/bugzilla/show_bug.cgi?id=16804 With a workaround in place for that issue, Gold 2.23 crashes due to: https://sourceware.org/bugzilla/show_bug.cgi?id=15355 This works around the former bug and avoids the second by removing the unnecessary v

Re: Promela/spin model for NO_HZ_FULL_SYSIDLE code

2014-04-03 Thread Mathieu Desnoyers
- Original Message - > From: "Paul E. McKenney" > To: "Mathieu Desnoyers" > Cc: fweis...@gmail.com, pet...@infradead.org, linux-kernel@vger.kernel.org > Sent: Thursday, April 3, 2014 1:41:03 PM > Subject: Re: Promela/spin model for NO_HZ_FULL_SYSIDLE code > > On Thu, Apr 03, 2014 at 05:3

Re: [PATCH] staging : panel : fix checkpatch warnings (linux-next)

2014-04-03 Thread Dan Carpenter
On Thu, Apr 03, 2014 at 06:59:09PM +0200, armand.bast...@laposte.net wrote: > This patch fixes "Missing a blank line after declarations" checkpatch warning > in panel.c. > > > Signed-off-by: "Bastien Armand " Fix your email client to use the proper From header. The signed-off-by format is wron

Re: linux-3.14 nfsd regression

2014-04-03 Thread Mark Lord
On 14-04-03 01:16 PM, J. Bruce Fields wrote: > On Thu, Apr 03, 2014 at 12:33:55PM -0400, Mark Lord wrote: >> This commit from linux-3.14 breaks our NFS-root clients here: >> >> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6e14b46b91fee8a049b0940333ce13a820beaaa5 >> >>

Re: [PATCH 1/2] devicetree: Add devicetree bindings documentation for Zynq Quad SPI

2014-04-03 Thread Sören Brinkmann
Hi Punnaiah, On Thu, 2014-04-03 at 10:33PM +0530, Punnaiah Choudary Kalluri wrote: > Add bindings documentation for Zynq Quad SPI driver. > > Signed-off-by: Punnaiah Choudary Kalluri > --- > .../devicetree/bindings/spi/spi-zynq-qspi.txt | 26 > > 1 file changed, 26

Re: [PATCH v9 1/1] Tracepoint: register/unregister struct tracepoint

2014-04-03 Thread Mathieu Desnoyers
- Original Message - > From: "Steven Rostedt" > To: "Mathieu Desnoyers" > Cc: linux-kernel@vger.kernel.org, "Ingo Molnar" , "Frederic > Weisbecker" , > "Andrew Morton" , "Frank Ch. Eigler" > , "Johannes Berg" > > Sent: Thursday, April 3, 2014 1:15:59 PM > Subject: Re: [PATCH v9 1/1] Tr

Re: Fwd: [SMACK]Problem with user naespace

2014-04-03 Thread Serge E. Hallyn
Quoting Jacek Pielaszkiewicz (j.pielasz...@samsung.com): > My comments below. > > Best regards > > > Jacek Pielaszkiewicz > Samsung R&D Institute Poland > Samsung Electronics > Email: j.pielasz...@samsung.com > > > > -Original Message- > > From: Serge E. Hallyn [mailto:se...@hallyn.com

Re: [PATCH regression] net: phy: fix initialization (config_init) for Marvel 88E1116R PHYs

2014-04-03 Thread Sebastian Hesselbarth
On 04/03/2014 05:06 PM, Alexander Holler wrote: > Am 03.04.2014 10:49, schrieb Sebastian Hesselbarth: >> On 04/03/2014 09:17 AM, Alexander Holler wrote: >>> Am 03.04.2014 00:27, schrieb Sebastian Hesselbarth: On 04/03/2014 12:12 AM, Alexander Holler wrote: >> I am curious, how you determin

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