Re: [PATCH v3] x86, irq: get correct available vectors for cpu disable

2014-03-26 Thread Linn Crosetto
On Wed, Mar 26, 2014 at 10:04:52AM -0700, Yinghai Lu wrote: On Wed, Mar 26, 2014 at 9:50 AM, Linn Crosetto l...@hp.com wrote: On Tue, Mar 25, 2014 at 05:18:53PM -0700, Yinghai Lu wrote: Just noting that not all bits above first_system_vector are set in the bitmap, so the comment in

[PATCH] perf: make perf script actually spit out backtraces for events

2014-03-26 Thread Josef Bacik
We are trying to debug a problem internally and noticed that if we use perf record -g -e tracepoint and then try to use perf script to get the events and their backtraces that we weren't getting the backtraces, even though they were collected and would show up with perf report. For some reason

Re: [PATCH 2/2] [RFC] serial_core: Avoid NULL pointer dereference in uart_close()

2014-03-26 Thread Geert Uytterhoeven
Hi Peter, Thanks for your comments! On Fri, Mar 21, 2014 at 9:29 PM, Peter Hurley pe...@hurleysoftware.com wrote: On 03/17/2014 09:10 AM, Geert Uytterhoeven wrote: From: Geert Uytterhoeven geert+rene...@linux-m68k.org When unbinding a serial driver that's being used as a serial console, the

[PATCH linux-next] ufs: sb mutex merge + mutex_destroy: fix

2014-03-26 Thread Fabian Frederick
mutex_destroy was also called when trying to mount volume in read/write without write support enabled. Reported by Fengguang Wu. Signed-off-by: Fabian Frederick f...@skynet.be --- fs/ufs/super.c | 6 -- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/ufs/super.c

[PATCH] Doc: email-clients.txt:added thunderbird settings

2014-03-26 Thread paulmcquad
From 9c385609591c5ed87989a127c95da95aa8845162 Mon Sep 17 00:00:00 2001 From: Paul McQuade paulmcq...@gmail.com Date: Tue, 25 Mar 2014 20:16:47 + Subject: [PATCH] Doc: email-clients.txt:added thunderbird settings Added setting to email-clients that is easier to read and is easier to setup

Re: [PATCH 1/1] Avoid having to provide a fake/invalid fd and path

2014-03-26 Thread Eric Paris
On Wed, 2014-03-26 at 19:47 +0100, Jan Kara wrote: On Wed 26-03-14 16:30:05, xypron.g...@gmx.de wrote: From: Heinrich Schuchardt xypron.g...@gmx.de https://lkml.org/lkml/2011/1/12/112 holds a patch by Tvrtko Ursulin Avoid having to provide a fake/invalid fd and path when flushing

Re: [PATCH] regulator: aat2870: Use regulator_map_voltage_ascend

2014-03-26 Thread Mark Brown
On Mon, Mar 24, 2014 at 08:45:38PM +0800, Axel Lin wrote: The voltages in aat2870_ldo_voltages table are in ascendant order, so use regulator_map_voltage_ascend. Applied, thanks. signature.asc Description: Digital signature

Re: [ufs] WARNING: CPU: 0 PID: 483 at kernel/locking/mutex-debug.c:117 mutex_destroy()

2014-03-26 Thread Fabian Frederick
On Wed, 26 Mar 2014 22:26:46 +0800 Fengguang Wu fengguang...@intel.com wrote: Greetings, I got the below dmesg and the first bad commit is Thanks a lot ! I hope the fix I sent you will be ok :) Regards, Fabian -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the

Re: [PATCH 6/8] printk: Start printing handover kthreads on demand

2014-03-26 Thread Jan Kara
On Wed 26-03-14 17:16:41, One Thousand Gnomes wrote: On Tue, 25 Mar 2014 18:54:59 +0100 Jan Kara j...@suse.cz wrote: Start kthreads for handing over printing only when printk.offload_chars is set to value 0 (i.e., when print offloading gets enabled). The original set it was suggested

Postgresql performance problems with IO latency, especially during fsync()

2014-03-26 Thread Andres Freund
Hi, At LSF/MM there was a slot about postgres' problems with the kernel. Our top#1 concern is frequent slow read()s that happen while another process calls fsync(), even though we'd be perfectly fine if that fsync() took ages. The conclusion of that part was that it'd be very useful to have a

Re: [PATCH] perf: make perf script actually spit out backtraces for events

2014-03-26 Thread David Ahern
On 3/26/14, 12:57 PM, Josef Bacik wrote: We are trying to debug a problem internally and noticed that if we use perf record -g -e tracepoint and then try to use perf script to get the events and their backtraces that we weren't getting the backtraces, even though they were collected and would

Re: [PATCH 8/8] printk: Add config option for disabling printk offloading

2014-03-26 Thread Jan Kara
On Wed 26-03-14 17:23:32, One Thousand Gnomes wrote: On Tue, 25 Mar 2014 18:55:01 +0100 Jan Kara j...@suse.cz wrote: Necessity for offloading of printing was observed only for large systems. So add a config option (disabled by default) which removes most of the overhead added by this

Re: [PATCH] perf: make perf script actually spit out backtraces for events

2014-03-26 Thread Josef Bacik
On 03/26/2014 03:27 PM, David Ahern wrote: On 3/26/14, 12:57 PM, Josef Bacik wrote: We are trying to debug a problem internally and noticed that if we use perf record -g -e tracepoint and then try to use perf script to get the events and their backtraces that we weren't getting the backtraces,

Re: [alsa-devel] [PATCH] ASoC: Add support for multi register mux

2014-03-26 Thread Lars-Peter Clausen
On 03/26/2014 01:02 AM, Arun Shamanna Lakshmi wrote: If the mux uses 1 bit position per input, and requires to set one single bit at a time, then an N bit register can support up to N inputs. In more recent Tegra chips, we have at least greater than 64 inputs which requires at least 2 .reg

Re: [PATCH] Add initcall_blacklist kernel parameter

2014-03-26 Thread Andi Kleen
Prarit Bhargava pra...@redhat.com writes: core_param(initcall_debug, initcall_debug, bool, 0644); +static char blacklist_buf[128] = \0; __initdata +static int initcall_blacklist(char *str) __init Rest looks good. Should be quite useful to have this option -Andi --

Re: [PATCH net-next] chelsio: Remove addressof casts to same type

2014-03-26 Thread David Miller
From: Joe Perches j...@perches.com Date: Mon, 24 Mar 2014 10:45:12 -0700 Using addressof then casting to the original type is pointless, so remove these unnecessary casts. Done via coccinelle script: $ cat typecast.cocci @@ type T; T foo; @@ - (T *)foo + foo

Re: [PATCH net-next 2/7] alx: Remove casts of pointer to same type

2014-03-26 Thread David Miller
From: Joe Perches j...@perches.com Date: Mon, 24 Mar 2014 13:15:35 -0700 Casting a pointer to a pointer of the same type is pointless, so remove these unnecessary casts. Done via coccinelle script: $ cat typecast_2.cocci @@ type T; T *foo; @@ - (T *)foo + foo

Re: [PATCH net-next 1/7] altera: Remove casts of pointer to same type

2014-03-26 Thread David Miller
From: Joe Perches j...@perches.com Date: Mon, 24 Mar 2014 13:15:34 -0700 Casting a pointer to a pointer of the same type is pointless, so remove these unnecessary casts. Done via coccinelle script: $ cat typecast_2.cocci @@ type T; T *foo; @@ - (T *)foo + foo

Re: [PATCH net-next 4/7] qlcnic: Remove casts of pointer to same type

2014-03-26 Thread David Miller
From: Joe Perches j...@perches.com Date: Mon, 24 Mar 2014 13:15:37 -0700 Casting a pointer to a pointer of the same type is pointless, so remove these unnecessary casts. Done via coccinelle script: $ cat typecast_2.cocci @@ type T; T *foo; @@ - (T *)foo + foo

Re: [PATCH v3] clk: respect the clock dependencies in of_clk_init

2014-03-26 Thread Gregory CLEMENT
here? Below is the log with earlyprintk enabled. Regards, Fabio Estevam Starting kernel ... Uncompressing Linux... done, booting the kernel. Booting Linux on physical CPU 0x0 Linux version 3.14.0-rc8-next-20140326 (fabio@fabio-Latitude-E6410) (gcc version 4.7.3 (Ubuntu/Linaro 4.7.3

Re: [PATCH][v5] netlink: have netlink per-protocol bind function return an error code.

2014-03-26 Thread David Miller
From: Richard Guy Briggs r...@redhat.com Date: Mon, 24 Mar 2014 16:59:23 -0400 + if (err) + if (!nlk-portid) + netlink_remove(sk); + for (int undo =

Re: mm: BUG: Bad page state in process ksmd

2014-03-26 Thread Andrew Morton
On Wed, 26 Mar 2014 11:13:27 -0400 Sasha Levin sasha.le...@oracle.com wrote: Hi all, While fuzzing with trinity inside a KVM tools guest running the latest -next kernel I've stumbled on the following. (cc Hugh) Out of curiosity, is there a reason not to do bad flag checks when actually

Re: [REGRESSION 3.14-rc6] Samsung N150 lid does not open after suspend to RAM.

2014-03-26 Thread Stefan Biereigel
Hi, I tested both of your patches. The processing of events works well on my N150, the lid is reported open correctly after resume. For the second patch (the whitelisting-approach), I had to change the Product Name to N150/N210/N220 instead of N150P, because that is what dmidecode reports for my

Re: [Xen-devel] Xen-unstable Linux 3.14-rc3 and 3.13 Network troubles bisected

2014-03-26 Thread Sander Eikelenboom
in: [ 290.246923] CPU: 0 PID: 10447 Comm: vif7.0 Not tainted 3.13.6-20140326-nbdebug35+ #1 [ 290.254040] Hardware name: MSI MS-7640/890FXA-GD70 (MS-7640) , BIOS V1.8B1 09/13/2010 [ 290.261313] task: 880055d16480 ti: 88004cb7e000 task.ti: 88004cb7e000 [ 290.268713] RIP: e030

Re: [PATCH] clk: register fixed-clock only if #clock-cells property is present

2014-03-26 Thread Sylwester Nawrocki
Hi Fabio, On 03/26/2014 07:33 PM, Fabio Estevam wrote: On Wed, Mar 26, 2014 at 3:22 PM, Sylwester Nawrocki s.nawro...@samsung.com wrote: [...] Still not able to boot with this patch applied: Perhaps a change as below helps ? From 85ee85e4a92b42442354f3f2454be50c173e1c59 Mon Sep 17 00:00:00

[PATCH] staging: keucr: Fix warning about missing blank lines after declarations

2014-03-26 Thread Jonas Hahnfeld
This patches fixes two warnings of checkpatch.pl, both of the type WARNING: Missing a blank line after declarations Signed-off-by: Jonas Hahnfeld hah...@hahnjo.de --- drivers/staging/keucr/smilsub.c | 1 + drivers/staging/keucr/transport.c | 1 + 2 files changed, 2 insertions(+) diff --git

Re: [PATCH v4] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors

2014-03-26 Thread David Miller
From: Zoltan Kiss zoltan.k...@citrix.com Date: Fri, 21 Mar 2014 10:31:34 + skb_zerocopy can copy elements of the frags array between skbs, but it doesn't orphan them. Also, it doesn't handle errors, so this patch takes care of that as well, and modify the callers accordingly.

Re: [PATCH 1/2] ARM: tegra: enable fhandle in tegra_defconfig

2014-03-26 Thread Stephen Warren
On 03/25/2014 08:29 PM, Alexandre Courbot wrote: CONFIG_FHANDLE is required by systemd = 210 to spawn a serial TTY. The series, Acked-by: Stephen Warren swar...@nvidia.com Patch 1/2, Tested-by: Stephen Warren swar...@nvidia.com (although not with the new systemd version that requires the

Re: mvsdio: unhandled interrupt, mmc writes queuing up

2014-03-26 Thread Alexander Elbs
On Tue, Mar 25, 2014 at 11:16:53PM +0100, Sebastian Hesselbarth wrote: $ git bisect view --oneline 2326f04 (refs/bisect/bad) ARM: kirkwood: convert to DT irqchip and clocksource Can you please try the patches contained in [1]? They have been Acked-by Jason Cooper, but I guess we

Re: [PATCH] Doc: email-clients.txt:added thunderbird settings

2014-03-26 Thread Randy Dunlap
On 03/26/2014 11:59 AM, paulmcquad wrote: From 9c385609591c5ed87989a127c95da95aa8845162 Mon Sep 17 00:00:00 2001 From: Paul McQuade paulmcq...@gmail.com Date: Tue, 25 Mar 2014 20:16:47 + Subject: [PATCH] Doc: email-clients.txt:added thunderbird settings Added setting to email-clients

v6 superceded it [was: Re: [PATCH][v5] netlink: have netlink per-protocol bind function return an error code.]

2014-03-26 Thread Richard Guy Briggs
On 14/03/26, David Miller wrote: From: Richard Guy Briggs r...@redhat.com Date: Mon, 24 Mar 2014 16:59:23 -0400 + if (err) + if (!nlk-portid) + netlink_remove(sk); +

Re: [PATCH 2/2] [RFC] serial_core: Avoid NULL pointer dereference in uart_close()

2014-03-26 Thread Peter Hurley
On 03/26/2014 02:58 PM, Geert Uytterhoeven wrote: Hi Peter, Thanks for your comments! Not a problem; just wanted to save you some time and frustration :) On Fri, Mar 21, 2014 at 9:29 PM, Peter Hurley pe...@hurleysoftware.com wrote: On 03/17/2014 09:10 AM, Geert Uytterhoeven wrote: From:

Re: [PATCH v4] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors

2014-03-26 Thread David Miller
From: David Miller da...@davemloft.net Date: Wed, 26 Mar 2014 15:59:58 -0400 (EDT) From: Zoltan Kiss zoltan.k...@citrix.com Date: Fri, 21 Mar 2014 10:31:34 + skb_zerocopy can copy elements of the frags array between skbs, but it doesn't orphan them. Also, it doesn't handle errors, so

Re: [PATCH] clk: register fixed-clock only if #clock-cells property is present

2014-03-26 Thread Fabio Estevam
On Wed, Mar 26, 2014 at 4:57 PM, Sylwester Nawrocki sylvester.nawro...@gmail.com wrote: Perhaps a change as below helps ? From 85ee85e4a92b42442354f3f2454be50c173e1c59 Mon Sep 17 00:00:00 2001 From: Sylwester Nawrocki s.nawro...@samsung.com Date: Wed, 26 Mar 2014 20:54:13 +0100 Subject:

[PATCH] misc: (ds1682) replace obsolete simple_strtoull() with kstrtoull()

2014-03-26 Thread Sebastien Bourdelin
simple_strtoull() is obsolete, use the newer kstrtoull() instead. Signed-off-by: Sebastien Bourdelin sebastien.bourde...@savoirfairelinux.com --- drivers/misc/ds1682.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/misc/ds1682.c b/drivers/misc/ds1682.c index

Re: [Xen-devel] Xen-unstable Linux 3.14-rc3 and 3.13 Network troubles bisected

2014-03-26 Thread Sander Eikelenboom
Wednesday, March 26, 2014, 7:15:30 PM, you wrote: -Original Message- From: Sander Eikelenboom [mailto:li...@eikelenboom.it] Sent: 26 March 2014 18:08 To: Paul Durrant Cc: Wei Liu; annie li; Zoltan Kiss; xen-de...@lists.xen.org; Ian Campbell; linux- kernel; net...@vger.kernel.org

Re: linux-next: Tree for Mar 26 (sound/soc/codecs/cs42l52.c)

2014-03-26 Thread Randy Dunlap
On 03/26/2014 09:20 AM, Randy Dunlap wrote: On 03/25/2014 11:35 PM, Stephen Rothwell wrote: Hi all, This tree still fails (more than usual) the powerpc allyesconfig build. Changes since 20140325: on x86_64: when CONFIG_INPUT=m and SNC_SOC_CS42L42=y: L52

Re: [PATCH] input: misc: Add driver for Intel Bay Trail GPIO buttons

2014-03-26 Thread Dmitry Torokhov
On Wed, Mar 26, 2014 at 05:04:04PM +, One Thousand Gnomes wrote: On Wed, 26 Mar 2014 13:01:36 +0800 Zhu, Lejun lejun@linux.intel.com wrote: This patch adds support for the GPIO buttons on some Intel Bay Trail tablets originally running Windows 8. The ACPI description of these

Re: [PATCH] clk: register fixed-clock only if #clock-cells property is present

2014-03-26 Thread Gregory CLEMENT
On 26/03/2014 21:14, Fabio Estevam wrote: On Wed, Mar 26, 2014 at 4:57 PM, Sylwester Nawrocki sylvester.nawro...@gmail.com wrote: Perhaps a change as below helps ? From 85ee85e4a92b42442354f3f2454be50c173e1c59 Mon Sep 17 00:00:00 2001 From: Sylwester Nawrocki s.nawro...@samsung.com Date:

Adding compression before/above swapcache

2014-03-26 Thread Dan Streetman
I'd like some feedback on how possible/useful, or not, it might be to add compression into the page handling code before pages are added to the swapcache. My thought is that adding a compressed cache at that point may have (at least) two advantages over the existing page compression, zswap and

[PATCH 1/1] fs/cifs/dir.c: Error management clean-up

2014-03-26 Thread Fabian Frederick
-Don't kfree NULL values. -Return immediately where possible. -Normalize label names. Signed-off-by: Fabian Frederick f...@skynet.be --- fs/cifs/dir.c | 57 +++-- 1 file changed, 31 insertions(+), 26 deletions(-) diff --git a/fs/cifs/dir.c

Re: [PATCH] drivers/input: Use RCU_INIT_POINTER(x, NULL) in evdev.c

2014-03-26 Thread Dmitry Torokhov
Hi Monam, On Sun, Mar 23, 2014 at 11:56:17PM +0530, Monam Agarwal wrote: This patch replaces rcu_assign_pointer(x, NULL) with RCU_INIT_POINTER(x, NULL) The rcu_assign_pointer() ensures that the initialization of a structure is carried out before storing a pointer to that structure.

Re: [PATCH] x86: Fix boot on uniprocessor systems

2014-03-26 Thread Andrew Morton
On Tue, 25 Mar 2014 01:59:10 +0300 Artem Fetishev artem_fetis...@epam.com wrote: On x86 uniprocessor systems topology_physical_package_id() returns -1 which causes rapl_cpu_prepare() to leave rapl_pmu variable uninitialized which leads to GPF in rapl_pmu_init(). See

Re: [PATCH net-next v3 3/3] xen-netback: Functional follow-up patch for grant mapping series

2014-03-26 Thread David Miller
From: Zoltan Kiss zoltan.k...@citrix.com Date: Mon, 24 Mar 2014 23:59:51 + Ian made some late comments about the grant mapping series, I incorporated the functional outcomes into this patch: - use callback_param macro to shorten access to pending_tx_info in xenvif_fill_frags() and

Re: [PATCH] clk: register fixed-clock only if #clock-cells property is present

2014-03-26 Thread Fabio Estevam
Switching to timer-based delay loop Division by zero in kernel. CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.14.0-rc8-next-20140326+ #951 Backtrace: [80011cd4] (dump_backtrace) from [80011e70] (show_stack+0x18/0x1c) r6: r5: r4: r3: [80011e58] (show_stack) from

Re: [PATCH net-next v3 2/3] xen-netback: Non-functional follow-up patch for grant mapping series

2014-03-26 Thread David Miller
From: Zoltan Kiss zoltan.k...@citrix.com Date: Mon, 24 Mar 2014 23:59:50 + Ian made some late comments about the grant mapping series, I incorporated the non-functional outcomes into this patch: - typo fixes in a comment of xenvif_free(), and add another one there as well - typo fix for

Re: RFC: APEI hardware reduced profile

2014-03-26 Thread Borislav Petkov
On Wed, Mar 26, 2014 at 12:10:47PM -0300, Mauro Carvalho Chehab wrote: Yet, it would be better if you could be a little more specific about what are your plans and what are the common/not-common features that you're mapping. Well, I don't see anything x86-specific in ghes.c on a quick scan -

Re: [PATCH net-next v3 1/3] xen-netback: Stop using xenvif_tx_pending_slots_available

2014-03-26 Thread David Miller
From: Zoltan Kiss zoltan.k...@citrix.com Date: Mon, 24 Mar 2014 23:59:49 + Since the early days TX stops if there isn't enough free pending slots to consume a maximum sized (slot-wise) packet. Probably the reason for that is to avoid the case when we don't have enough free pending slot in

Re: mvsdio: unhandled interrupt, mmc writes queuing up

2014-03-26 Thread Bruno Prémont
Hello Jason Sebastian, On Tue, 25 March 2014 Jason Cooper ja...@lakedaemon.net wrote: On Tue, Mar 25, 2014 at 11:16:53PM +0100, Sebastian Hesselbarth wrote: On Wed, 19 Mar 2014, Bruno Prémont wrote: Since upgrading my Sheevaplug from 3.7.2 to 3.13.6 (FDT) I'm seeing mvsdio

Re: [PATCH][v6] netlink: have netlink per-protocol bind function return an error code.

2014-03-26 Thread David Miller
From: Richard Guy Briggs r...@redhat.com Date: Tue, 25 Mar 2014 08:50:56 -0400 @@ -1441,6 +1445,24 @@ static int netlink_bind(struct socket *sock, struct sockaddr *addr, if (!nladdr-nl_groups (nlk-groups == NULL || !(u32)nlk-groups[0])) return 0; + if

Re: [PATCH] Doc: email-clients.txt:added thunderbird settings

2014-03-26 Thread paulmcquad
On 26/03/14 20:50, paulmcquad wrote: On 26/03/14 20:07, Randy Dunlap wrote: On 03/26/2014 11:59 AM, paulmcquad wrote: From 9c385609591c5ed87989a127c95da95aa8845162 Mon Sep 17 00:00:00 2001 From: Paul McQuade paulmcq...@gmail.com Date: Tue, 25 Mar 2014 20:16:47 + Subject: [PATCH] Doc:

[PATCH v2] MAINTAINERS: add tools/lib/traceevent/ to perf subsystem

2014-03-26 Thread Ramkumar Ramachandra
While at it, add Steven Rostedt to the list of maintainers. Cc: Steven Rostedt rost...@goodmis.org Cc: Arnaldo Carvalho de Melo a...@redhat.com Signed-off-by: Ramkumar Ramachandra artag...@gmail.com --- MAINTAINERS | 2 ++ 1 file changed, 2 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS

Re: [git pull] vfs fixes

2014-03-26 Thread Linus Torvalds
On Wed, Mar 26, 2014 at 9:36 AM, Sedat Dilek sedat.di...@gmail.com wrote: Looking at [1] you did not pull-in the new changes. Are you waiting for a new pull-request? Yeah, with the top commit updated, I'd like to make sure I get the right pull. Linus -- To unsubscribe from

[v2] Doc: email-clients.txt:added thunderbird settings

2014-03-26 Thread paulmcquad
From 9c385609591c5ed87989a127c95da95aa8845162 Mon Sep 17 00:00:00 2001 From: Paul McQuade paulmcq...@gmail.com Date: Tue, 25 Mar 2014 20:16:47 + Subject: [PATCH] Doc: email-clients.txt:added thunderbird settings Added setting to email-clients that is easier to read and is easier to setup

[PATCH net-next v3 8/9] net: filter: rework/optimize internal BPF interpreter's instruction set

2014-03-26 Thread Daniel Borkmann
From: Alexei Starovoitov a...@plumgrid.com This patch replaces/reworks the kernel-internal BPF interpreter with an optimized BPF instruction set format that is modelled closer to mimic native instruction sets and is designed to be JITed with one to one mapping. Thus, the new interpreter is

Re: Feb. Fedora Kernel Patch Report

2014-03-26 Thread Michal Hocko
On Wed 26-03-14 15:51:35, Jiri Slaby wrote: On 03/26/2014 02:44 PM, Josh Boyer wrote: On Tue, Mar 25, 2014 at 5:24 PM, Greg KH g...@kroah.com wrote: On Fri, Feb 28, 2014 at 10:13:29AM -0500, Josh Boyer wrote: cgroup-fixes.patch (rhbz 1045755) - Upstream commits

Re: [PATCH v2] initramfs: print error and shell out for unsupported content

2014-03-26 Thread Alexander Holler
Am 22.03.2014 00:07, schrieb Alexander Holler: Am 21.03.2014 23:55, schrieb Andrew Morton: On Fri, 21 Mar 2014 23:49:57 +0100 Alexander Holler hol...@ahsoftware.de wrote: Am 21.03.2014 22:03, schrieb Andrew Morton: On Thu, 20 Mar 2014 23:00:45 +0100 Alexander Holler hol...@ahsoftware.de

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

2014-03-26 Thread Zoltan Kiss
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 ongoing efforts to make Xen avoiding TLB flush after unmap when

Re: zram: sleeping vunmap_pmd_range called from atomic zram_make_request

2014-03-26 Thread Andrew Morton
On Mon, 17 Mar 2014 15:56:09 -0400 Sasha Levin sasha.le...@oracle.com wrote: Hi all, While fuzzing with trinity inside a KVM tools guest running the latest -next kernel I've stumbled on the following spew: [ 827.272181] BUG: sleeping function called from invalid context at

Re: [GIT PULL] tracing: Fix traceon trigger condition to actually turn tracing on

2014-03-26 Thread Steven Rostedt
Bah, I forgot to Cc LKML on my pull request. Doing this from a conference with very poor internet access from a laptop that I don't usually develop on, means I might make mistakes. On Wed, 2014-03-26 at 13:19 -0500, Tom Zanussi wrote: On Wed, 2014-03-26 at 09:17 -0400, Steven Rostedt wrote:

[PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

[PATCH 1/7] isdn: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

[PATCH 7/7] yam: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

[PATCH 6/7] hsr: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

[PATCH 0/7] replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
These patches replace del_timer by del_timer_sync in module_exit functions. -- 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 read the FAQ at

[PATCH 5/7] MIPS: Lasat: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

[PATCH 4/7] tty: serial: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

Re: [PATCH v2] initramfs: print error and shell out for unsupported content

2014-03-26 Thread Levente Kurusa
Hi, 2014-03-26 22:16 GMT+01:00 Alexander Holler hol...@ahsoftware.de: Am 22.03.2014 00:07, schrieb Alexander Holler: Am 21.03.2014 23:55, schrieb Andrew Morton: On Fri, 21 Mar 2014 23:49:57 +0100 Alexander Holler hol...@ahsoftware.de wrote: Am 21.03.2014 22:03, schrieb Andrew Morton: On

[PATCH 3/7] staging: panel: replace del_timer by del_timer_sync

2014-03-26 Thread Julia Lawall
From: Julia Lawall julia.law...@lip6.fr Use del_timer_sync to ensure that the timer is stopped on all CPUs before the driver exists. This change was suggested by Thomas Gleixner. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // smpl @r@ declarer name

Re: mm: BUG: Bad page state in process ksmd

2014-03-26 Thread Sasha Levin
On 03/26/2014 03:55 PM, Andrew Morton wrote: On Wed, 26 Mar 2014 11:13:27 -0400 Sasha Levin sasha.le...@oracle.com wrote: Out of curiosity, is there a reason not to do bad flag checks when actually setting flag? Obviously it'll be slower but it'll be easier catching these issues. Tricky.

Re: [Lsf] Postgresql performance problems with IO latency, especially during fsync()

2014-03-26 Thread Andy Lutomirski
On Wed, Mar 26, 2014 at 12:11 PM, Andres Freund and...@anarazel.de wrote: Hi, At LSF/MM there was a slot about postgres' problems with the kernel. Our top#1 concern is frequent slow read()s that happen while another process calls fsync(), even though we'd be perfectly fine if that fsync()

Re: [PATCH -mm 1/4] sl[au]b: do not charge large allocations to memcg

2014-03-26 Thread Michal Hocko
On Wed 26-03-14 19:28:04, Vladimir Davydov wrote: We don't track any random page allocation, so we shouldn't track kmalloc that falls back to the page allocator. Why did we do that in the first place? d79923fad95b (sl[au]b: allocate objects from memcg cache) didn't tell me much. How is

Re: [GIT PULL] tracing: Fix traceon trigger condition to actually turn tracing on

2014-03-26 Thread Olof Johansson
On Wed, Mar 26, 2014 at 2:21 PM, Steven Rostedt rost...@goodmis.org wrote: Bah, I forgot to Cc LKML on my pull request. Doing this from a conference with very poor internet access from a laptop that I don't usually develop on, means I might make mistakes. On Wed, 2014-03-26 at 13:19 -0500,

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Eric Dumazet
On Wed, 2014-03-26 at 22:33 +0100, Julia Lawall wrote: From: Julia Lawall julia.law...@lip6.fr diff --git a/net/atm/mpc.c b/net/atm/mpc.c index b71ff6b..91dc58f 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -1492,7 +1492,7 @@ static void __exit atm_mpoa_cleanup(void)

Re: [PATCH v2] initramfs: print error and shell out for unsupported content

2014-03-26 Thread Alexander Holler
Am 26.03.2014 22:38, schrieb Levente Kurusa: Hi, 2014-03-26 22:16 GMT+01:00 Alexander Holler hol...@ahsoftware.de: Am 22.03.2014 00:07, schrieb Alexander Holler: Am 21.03.2014 23:55, schrieb Andrew Morton: On Fri, 21 Mar 2014 23:49:57 +0100 Alexander Holler hol...@ahsoftware.de wrote: Am

Re: [PATCH -mm 2/4] sl[au]b: charge slabs to memcg explicitly

2014-03-26 Thread Michal Hocko
On Wed 26-03-14 19:28:05, Vladimir Davydov wrote: We have only a few places where we actually want to charge kmem so instead of intruding into the general page allocation path with __GFP_KMEMCG it's better to explictly charge kmem there. All kmem charges will be easier to follow that way.

Re: rb tree hrtimer lockup bug (found by perf_fuzzer)

2014-03-26 Thread Thomas Gleixner
On Wed, 26 Mar 2014, Vince Weaver wrote: On Tue, 25 Mar 2014, Thomas Gleixner wrote: Do you happen to have the full bootlog up to the crash handy? attached is the full bootlog followed by the tracedump. Ok. So we know now what we are looking for. [1.579996] Serial: 8250/16550 driver, 4

Re: [PATCH] x86: Fix boot on uniprocessor systems

2014-03-26 Thread Stephane Eranian
On Wed, Mar 26, 2014 at 9:31 PM, Andrew Morton a...@linux-foundation.org wrote: On Tue, 25 Mar 2014 01:59:10 +0300 Artem Fetishev artem_fetis...@epam.com wrote: On x86 uniprocessor systems topology_physical_package_id() returns -1 which causes rapl_cpu_prepare() to leave rapl_pmu variable

Re: [PATCH -mm 3/4] fork: charge threadinfo to memcg explicitly

2014-03-26 Thread Michal Hocko
On Wed 26-03-14 19:28:06, Vladimir Davydov wrote: We have only a few places where we actually want to charge kmem so instead of intruding into the general page allocation path with __GFP_KMEMCG it's better to explictly charge kmem there. All kmem charges will be easier to follow that way.

Re: [PATCH v3 3/5] x86: Call efi_memblock_x86_reserve_range() on native EFI platform only

2014-03-26 Thread Daniel Kiper
On Wed, Mar 26, 2014 at 01:57:23PM +, Matt Fleming wrote: On Wed, 26 Mar, at 02:48:45PM, Daniel Kiper wrote: On my machine this function crashes on Xen so that is why I have changed condition. However, if you say that this issue could be solved in another way I will investigate it

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Thomas Gleixner
On Wed, 26 Mar 2014, Eric Dumazet wrote: On Wed, 2014-03-26 at 22:33 +0100, Julia Lawall wrote: From: Julia Lawall julia.law...@lip6.fr diff --git a/net/atm/mpc.c b/net/atm/mpc.c index b71ff6b..91dc58f 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -1492,7 +1492,7 @@ static

Re: [Lsf] Postgresql performance problems with IO latency, especially during fsync()

2014-03-26 Thread Andres Freund
On 2014-03-26 14:41:31 -0700, Andy Lutomirski wrote: On Wed, Mar 26, 2014 at 12:11 PM, Andres Freund and...@anarazel.de wrote: Hi, At LSF/MM there was a slot about postgres' problems with the kernel. Our top#1 concern is frequent slow read()s that happen while another process calls

Re: [PATCH] x86: Fix boot on uniprocessor systems

2014-03-26 Thread Andrew Morton
On Wed, 26 Mar 2014 23:01:07 +0100 Stephane Eranian eran...@google.com wrote: On Wed, Mar 26, 2014 at 9:31 PM, Andrew Morton a...@linux-foundation.org wrote: On Tue, 25 Mar 2014 01:59:10 +0300 Artem Fetishev artem_fetis...@epam.com wrote: On x86 uniprocessor systems

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Vijay Subramanian
It seems this timer rearms itself, so this patch wont be enough I fear. Does that matter? It seems del_timer_sync() may be intended to work despite this (i.e. timer will not fire after call to this function). My earlier attempt to fix a similar issue in sch_red.c resulted in this explanation.

Re: [PATCH 1/2] ARM: tegra: enable fhandle in tegra_defconfig

2014-03-26 Thread Arnd Bergmann
On Wednesday 26 March 2014, Stephen Warren wrote: On 03/25/2014 08:29 PM, Alexandre Courbot wrote: CONFIG_FHANDLE is required by systemd = 210 to spawn a serial TTY. The series, Acked-by: Stephen Warren swar...@nvidia.com Patch 1/2, Tested-by: Stephen Warren swar...@nvidia.com

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Eric Dumazet
On Wed, 2014-03-26 at 23:02 +0100, Thomas Gleixner wrote: That's why you need del_timer_sync() it waits for the timer handler to complete and then removes it. Interesting... So maybe some comment is stale ? diff --git a/kernel/timer.c b/kernel/timer.c index accfd241b9e5..c948fa2fc065 100644

Re: [Lsf] Postgresql performance problems with IO latency, especially during fsync()

2014-03-26 Thread Andy Lutomirski
On Wed, Mar 26, 2014 at 2:55 PM, Andres Freund and...@2ndquadrant.com wrote: On 2014-03-26 14:41:31 -0700, Andy Lutomirski wrote: On Wed, Mar 26, 2014 at 12:11 PM, Andres Freund and...@anarazel.de wrote: Hi, At LSF/MM there was a slot about postgres' problems with the kernel. Our top#1

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Eric Dumazet
On Wed, 2014-03-26 at 15:19 -0700, Vijay Subramanian wrote: It seems this timer rearms itself, so this patch wont be enough I fear. Does that matter? It seems del_timer_sync() may be intended to work despite this (i.e. timer will not fire after call to this function). My earlier

Re: [Lsf] Postgresql performance problems with IO latency, especially during fsync()

2014-03-26 Thread David Lang
On Wed, 26 Mar 2014, Andy Lutomirski wrote: I'm not sure I understand the request queue stuff, but here's an idea. The block core contains this little bit of code: I haven't read enough of the code yet, to comment intelligently ;) My little patch doesn't seem to help. I'm either changing

Re: [REGRESSION 3.14-rc6] Samsung N150 lid does not open after suspend to RAM.

2014-03-26 Thread Kieran Clancy
On Thu, Mar 27, 2014 at 6:26 AM, Stefan Biereigel ste...@biereigel.de wrote: I tested both of your patches. The processing of events works well on my N150, the lid is reported open correctly after resume. For the second patch (the whitelisting-approach), I had to change the Product Name to

[PATCH v5] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors

2014-03-26 Thread Zoltan Kiss
skb_zerocopy can copy elements of the frags array between skbs, but it doesn't orphan them. Also, it doesn't handle errors, so this patch takes care of that as well, and modify the callers accordingly. skb_tx_error() is also added to the callers so they will signal the failed delivery towards the

Re: [PATCH v4] core, nfqueue, openvswitch: Orphan frags in skb_zerocopy and handle errors

2014-03-26 Thread Zoltan Kiss
On 26/03/14 20:12, David Miller wrote: From: David Miller da...@davemloft.net Date: Wed, 26 Mar 2014 15:59:58 -0400 (EDT) From: Zoltan Kiss zoltan.k...@citrix.com Date: Fri, 21 Mar 2014 10:31:34 + skb_zerocopy can copy elements of the frags array between skbs, but it doesn't orphan them.

Re: [PATCH v2] initramfs: print error and shell out for unsupported content

2014-03-26 Thread Alexander Holler
Am 26.03.2014 22:55, schrieb Alexander Holler: Am 26.03.2014 22:38, schrieb Levente Kurusa: What I think might be reasonable is: - get rid of the dependency list in form of a include into the Makefile and just generate the cpio-archive every time make is called. Common initramfs sizes are

RE: [alsa-devel] [PATCH] ASoC: Add support for multi register mux

2014-03-26 Thread Songhee Baek
-Original Message- From: Lars-Peter Clausen [mailto:l...@metafoo.de] Sent: Wednesday, March 26, 2014 12:39 PM To: Arun Shamanna Lakshmi Cc: lgirdw...@gmail.com; broo...@kernel.org; swar...@wwwdotorg.org; Songhee Baek; alsa-de...@alsa-project.org; ti...@suse.de; linux-

Re: [REGRESSION 3.14-rc6] Samsung N150 lid does not open after suspend to RAM.

2014-03-26 Thread Stefan Biereigel
Am 26.03.2014 23:36, schrieb Kieran Clancy: On Thu, Mar 27, 2014 at 6:26 AM, Stefan Biereigel ste...@biereigel.de wrote: I tested both of your patches. The processing of events works well on my N150, the lid is reported open correctly after resume. For the second patch (the

[PATCH] perf tools: Pick up libdw without explicit LIBDW_DIR

2014-03-26 Thread Ramkumar Ramachandra
The Makefile logic sets FEATURE_CHECKS_CFLAGS-libdw-dwarf-unwind and FEATURE_CHECKS_LDFLAGS-libdw-dwarf-unwind only if LIBDW_DIR is defined. This means that under a normal setup, $ make NO_LIBUNWIND=1 won't automatically pick up libdw. Fix this. Cc: Jiri Olsa jo...@redhat.com Cc: Arnaldo

Re: [Xen-devel] [PATCH v3 3/5] x86: Call efi_memblock_x86_reserve_range() on native EFI platform only

2014-03-26 Thread Andrew Cooper
On 26/03/2014 22:01, Daniel Kiper wrote: On Wed, Mar 26, 2014 at 01:57:23PM +, Matt Fleming wrote: On Wed, 26 Mar, at 02:48:45PM, Daniel Kiper wrote: On my machine this function crashes on Xen so that is why I have changed condition. However, if you say that this issue could be solved in

Re: [PATCH 2/7] atm: replace del_timer by del_timer_sync

2014-03-26 Thread Thomas Gleixner
On Wed, 26 Mar 2014, Eric Dumazet wrote: On Wed, 2014-03-26 at 23:02 +0100, Thomas Gleixner wrote: That's why you need del_timer_sync() it waits for the timer handler to complete and then removes it. Interesting... So maybe some comment is stale ? diff --git a/kernel/timer.c

[PATCH 0/3] CCF fixlets

2014-03-26 Thread Stephen Boyd
Two small changes to clean up the code plus a change to make driver code simpler. Stephen Boyd (3): clk: Don't check for missing ops in clk_set_parent() clk: Consolidate recalc rate logic clk: Ignore error and NULL pointers passed to clk_{unprepare,disable}() drivers/clk/clk.c | 39

[PATCH 2/3] clk: Consolidate recalc rate logic

2014-03-26 Thread Stephen Boyd
The same if-else statement exists four times to recalculate the rate of a clock. Consolidate this logic into a single function to save some lines. Signed-off-by: Stephen Boyd sb...@codeaurora.org --- drivers/clk/clk.c | 27 +++ 1 file changed, 11 insertions(+), 16

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