[PATCH 1/5] initmpfs v2: replace MS_NOUSER in initramfs

2013-07-16 Thread Rob Landley
From: Rob Landley Mounting MS_NOUSER prevents --bind mounts from rootfs. Prevent new rootfs mounts with a different mechanism that doesn't affect bind mounts. Signed-off-by: Rob Landley --- fs/ramfs/inode.c |7 ++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git

Re: [ATTEND] How to act on LKML

2013-07-16 Thread Casey Schaufler
On 7/16/2013 3:39 PM, Sarah Sharp wrote: > On Wed, Jul 17, 2013 at 12:18:21AM +0200, Willy Tarreau wrote: >> On Tue, Jul 16, 2013 at 02:12:35PM -0700, Sarah Sharp wrote: >>> I *hate* both direct personal insults and indirect personal insults. >>> Neither should be acceptable in our community. >>>

[PATCH 3/5] initmpfs v2: Move rootfs code from fs/ramfs/ to init/

2013-07-16 Thread Rob Landley
From: Rob Landley When the rootfs code was a wrapper around ramfs, having them in the same file made sense. Now that it can wrap another filesystem type, move it in with the init code instead. This also allows a subsequent patch to access rootfstype= command line arg. Signed-off-by: Rob

[PATCH 5/5] initmpfs v2: Use initramfs if rootfstype= or root= specified.

2013-07-16 Thread Rob Landley
From: Rob Landley Command line option rootfstype=ramfs to obtain old initramfs behavior, and use ramfs instead of tmpfs for stub when root= defined (for cosmetic reasons). Signed-off-by: Rob Landley --- init/do_mounts.c | 15 +++ 1 file changed, 11 insertions(+), 4 deletions(-)

[PATCH 4/5] initmpfs v2: Make rootfs use tmpfs when CONFIG_TMPFS enabled.

2013-07-16 Thread Rob Landley
From: Rob Landley Conditionally call the appropriate fs_init function and fill_super functions. Add a use once guard to shmem_init() to simply succeed on a second call. (Note that IS_ENABLED() is a compile time constant so dead code elimination removes unused function calls when CONFIG_TMPFS is

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Steven Rostedt
On Tue, 2013-07-16 at 19:38 -0400, Steven Rostedt wrote: > I'll admit that when I first started sending patches to LKML, I was > terrified. Not because I was afraid of being scolded, but because I was > afraid that what I sent wasn't good. It was a true judgment of my work. > I was prettified.

[RESEND][PATCH] mm: vmstats: tlb flush counters

2013-07-16 Thread Dave Hansen
I was investigating some TLB flush scaling issues and realized that we do not have any good methods for figuring out how many TLB flushes we are doing. It would be nice to be able to do these in generic code, but the arch-independent calls don't explicitly specify whether we actually need to do

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread H. Peter Anvin
On 07/16/2013 04:39 PM, Yinghai Lu wrote: > > ok. so the old code is just for optimization to keep it cacheline aligned? > To the best of my knowledge. I guess I should look through the git log to make sure it isn't some old erratum fix. -hpa -- To unsubscribe from this list: send

Re: [PATCH] mm: vmstats: tlb flush counters

2013-07-16 Thread Dave Hansen
On 07/16/2013 04:36 PM, Wanpeng Li wrote: > On Tue, Jul 16, 2013 at 08:53:04AM -0700, Dave Hansen wrote: >> I was investigating some TLB flush scaling issues and realized >> that we do not have any good methods for figuring out how many >> TLB flushes we are doing. >> >> It would be nice to be

Re: [RESEND] The initmpfs patches.

2013-07-16 Thread Rob Landley
On 07/16/2013 02:12:19 AM, Ramkumar Ramachandra wrote: Rob Landley wrote: > (Balsa is such an incompetent email client I wrote a python script to do > this via raw smtp, and I'm always convinced it's going to screw up the send. > But I think I've got it debugged now...) Use the

Re: [ 3.8.y.z extended stable ] Patch "memcg, kmem: fix reference count handling on the error path" has been added to staging queue

2013-07-16 Thread Kamal Mostafa
On Tue, 2013-07-16 at 16:06 -0700, Andrew Morton wrote: > On Tue, 16 Jul 2013 15:54:02 -0700 Kamal Mostafa wrote: > > > This is a note to let you know that I have just added a patch titled > > > > memcg, kmem: fix reference count handling on the error path > > > > to the linux-3.8.y-queue

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread Yinghai Lu
On Tue, Jul 16, 2013 at 3:16 PM, H. Peter Anvin wrote: > On 07/16/2013 03:13 PM, Yinghai Lu wrote: >> >> ok, then should change >> >>> +/* No need to be aligned, but done to keep all IDTs defined the same way. >>> */ >>> +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss; >> >> ==> >> >>>

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Steven Rostedt
On Tue, 2013-07-16 at 16:12 -0700, Sarah Sharp wrote: > > What problem exactly are we trying to solve here? > > Personal attacks are not cool Steve. I never said it was. But no matter what we do, people *will* be offended. Can't help that. > Some people simply don't care if a > verbal tirade

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML

2013-07-16 Thread Ric Wheeler
On 07/16/2013 07:12 PM, Sarah Sharp wrote: On Tue, Jul 16, 2013 at 06:54:59PM -0400, Steven Rostedt wrote: On Tue, 2013-07-16 at 15:43 -0700, Sarah Sharp wrote: Yes, that's true. Some kernel developers are better at moderating their comments and tone towards individuals who are "sensitive".

Re: [PATCH 0/7] Minor Alpha updates for 3.11

2013-07-16 Thread Rob Landley
On 07/16/2013 12:04:33 PM, Richard Henderson wrote: Here's a set of minor updates for arch/alpha that should not be controversial. I also note that I had to do this to get busybox to build against uClibc: diff --git a/arch/alpha/include/uapi/asm/unistd.h

Re: [RFC PATCH v5 1/1] drivers: mfd: vexpress: add Serial Power Controller (SPC) support

2013-07-16 Thread Nicolas Pitre
On Tue, 16 Jul 2013, Rob Herring wrote: > On 07/16/2013 11:05 AM, Lorenzo Pieralisi wrote: > > The TC2 versatile express core tile integrates a logic block that provides > > the > > interface between the dual cluster test-chip and the M3 microcontroller that > > carries out power management. The

Re: [PATCH] BGRT: Don't ioremap if image address is in System RAM (was: Re: BGRT Pointer in System RAM)

2013-07-16 Thread Andy Lutomirski
On Tue, Jul 16, 2013 at 4:23 PM, Parag Warudkar wrote: > > On Jul 16, 2013 6:55 PM, "Andy Lutomirski" wrote: > >> > Ok, so I played around with it a bit and the following patch works >> > fine on my system. (I.E. image size is reasonable, cat >> > /sys/firmware/acpi/bgrt/image > img.bmp

Fwd: [PATCH] BGRT: Don't ioremap if image address is in System RAM (was: Re: BGRT Pointer in System RAM)

2013-07-16 Thread Parag Warudkar
On Jul 16, 2013 6:55 PM, "Andy Lutomirski" wrote: > > Ok, so I played around with it a bit and the following patch works > > fine on my system. (I.E. image size is reasonable, cat > > /sys/firmware/acpi/bgrt/image > img.bmp generates a valid, > > non-distorted bitmap, which it did before too,

Re: aio-next

2013-07-16 Thread Stephen Rothwell
Hi Ben, On Tue, 16 Jul 2013 09:40:28 -0400 Benjamin LaHaise wrote: > > Hell Stephen, Its not that bad :-) > There are shaping up to be a bunch of aio changes for the 3.12 tree, so > I think it's time to start staging them in a git tree. Would you be willing > to add my aio-next tree to

Re: [PATCH 001/001] [Input:] Propagate hardware generated event timestamp to evdev.

2013-07-16 Thread Michael Wright
Apologies, forgot to make sure it was plain text. On Tue, Jul 16, 2013 at 4:16 PM, Michael Wright wrote: > Hi Dmitry, > > > On Fri, Jul 12, 2013 at 11:44 PM, Dmitry Torokhov > wrote: >> We already have MSC_TIMESTAMP (which is in usec), do you really need >> nsec resolution? > > We don't

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Joe Perches
On Tue, 2013-07-16 at 16:12 -0700, Sarah Sharp wrote: > In order to make our community better, we need to figure out where the > baseline of "good" behavior is. We need to define what behavior we want > from both maintainers and patch submitters. E.g. "No regressions" and > "don't break

Re: [kconfig] results of some syntactical checks

2013-07-16 Thread Paul Bolle
On Wed, 2013-07-17 at 00:34 +0200, Martin Walch wrote: > As I am working on yet another project for analyzing LKC's input files, I > have > some intermediate results from simple syntactical checks. Naive question: LKC? > The results below are an excerpt from a run against tche current master.

Re: [Ksummit-2013-discuss] KS Topic request: Handling the Stable kernel, let's dump the cc: stable tag

2013-07-16 Thread Jiri Kosina
On Tue, 16 Jul 2013, Greg KH wrote: > > > > But I need, from the distros, specific examples of what they object to. > > > > So far all I've gotten is one security patch (that was needed), and one > > > > patch for sysfs that I backported too far in the version numbers (my > > > > fault.) > > > >

Re: [ATTEND] How to act on LKML

2013-07-16 Thread Steven Rostedt
On Tue, 2013-07-16 at 19:11 -0400, Steven Rostedt wrote: > The major difference between myself and Linus, is that I only have to > worry about code submissions, and to a much lesser degree than Linus. > But not only does Linus have to manage code, he also dictates policy. > And I'm not sure you

Re: [ATTEND] How to act on LKML

2013-07-16 Thread Steven Rostedt
On Wed, 2013-07-17 at 00:54 +0200, Jiri Kosina wrote: > I am not cursing in my e-mails, you are probably neither. Linus is. Others > are. I've been told several times that I'm one of the nicest on LKML. I like to stick strictly to technical arguments, and will try to help people out when I can.

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Sarah Sharp
On Tue, Jul 16, 2013 at 06:54:59PM -0400, Steven Rostedt wrote: > On Tue, 2013-07-16 at 15:43 -0700, Sarah Sharp wrote: > > > Yes, that's true. Some kernel developers are better at moderating their > > comments and tone towards individuals who are "sensitive". Others > > simply don't give a

Re: [PATCH 1/8] mm: drop actor argument of do_generic_file_read()

2013-07-16 Thread Kirill A. Shutemov
Matthew Wilcox wrote: > On Mon, Jul 15, 2013 at 01:47:47PM +0300, Kirill A. Shutemov wrote: > > From: "Kirill A. Shutemov" > > > > There's only one caller of do_generic_file_read() and the only actor is > > file_read_actor(). No reason to have a callback parameter. > > > > Signed-off-by: Kirill

[PATCH 4/4] [media] em28xx: Fix vidioc fmt vid cap v4l2 compliance

2013-07-16 Thread Alban Browaeys
Set fmt.pix.priv to zero in vidioc_g_fmt_vid_cap and vidioc_try_fmt_vid_cap. Catched by v4l2-compliance. Signed-off-by: Alban Browaeys --- drivers/media/usb/em28xx/em28xx-video.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/usb/em28xx/em28xx-video.c

Re: [ 3.8.y.z extended stable ] Patch "memcg, kmem: fix reference count handling on the error path" has been added to staging queue

2013-07-16 Thread Andrew Morton
On Tue, 16 Jul 2013 15:54:02 -0700 Kamal Mostafa wrote: > This is a note to let you know that I have just added a patch titled > > memcg, kmem: fix reference count handling on the error path > > to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree > which can be found at:

[PATCH 3/4] [media] em28xx: usb power config is in the low byte.

2013-07-16 Thread Alban Browaeys
According to the em2860 datasheet, eeprom byte 08H is Chip Configuration Low Byte and 09H is High Byte. Usb power configuration is in the Low byte (same as the usb audio class config). Signed-off-by: Alban Browaeys --- drivers/media/usb/em28xx/em28xx-i2c.c | 6 +++--- 1 file changed, 3

[PATCH 2/4] [media] em28xx: i2s 5 sample rates is a subset of 3 one.

2013-07-16 Thread Alban Browaeys
As: EM28XX_CHIPCFG_I2S_3_SAMPRATES 0x20 EM28XX_CHIPCFG_I2S_5_SAMPRATES 0x30 the board chipcfg is 0xf0 thus if 3_SAMPRATES is tested first and matches while it is a 5_SAMPRATES. Signed-off-by: Alban Browaeys --- drivers/media/usb/em28xx/em28xx-core.c | 8 1 file changed, 4

Re: [ATTEND] How to act on LKML

2013-07-16 Thread Randy Dunlap
On 07/16/13 15:54, Jiri Kosina wrote: > > Plus there is a *LOT* of humor and sarcasm in all that. Which just > contributes to working on linux kernel being fun. I'd absolutely like to > keep that spirit. > > If you guys now start telling others what is allowed and what is forbidden > to say,

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML

2013-07-16 Thread Randy Dunlap
On 07/16/13 15:43, Sarah Sharp wrote: > > Yes, that's true. Some kernel developers are better at moderating their > comments and tone towards individuals who are "sensitive". Others > simply don't give a shit. So we need to figure out how to meet > somewhere in the middle, in order to

[PATCH 1/4] [media] em28xx: fix assignment of the eeprom data.

2013-07-16 Thread Alban Browaeys
Set the config structure pointer to the eeprom data pointer (data, here eedata dereferenced) not the pointer to the pointer to the eeprom data (eedata itself). Signed-off-by: Alban Browaeys --- drivers/media/usb/em28xx/em28xx-i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff

Re: [PATCH] BGRT: Don't ioremap if image address is in System RAM (was: Re: BGRT Pointer in System RAM)

2013-07-16 Thread Andy Lutomirski
On Tue, Jul 16, 2013 at 3:15 PM, Parag Warudkar wrote: > On Mon, Jul 15, 2013 at 8:00 PM, Parag Warudkar wrote: >> On Mon, Jul 15, 2013 at 7:56 PM, Parag Warudkar wrote: >>> On Mon, Jul 15, 2013 at 7:04 PM, Josh Triplett >>> wrote: >>> We do need to handle the case of a valid pointer

Re: [ATTEND] How to act on LKML

2013-07-16 Thread Jiri Kosina
On Tue, 16 Jul 2013, Stefano Stabellini wrote: > > > I think that it's hurting Linux and in particular it's hurting > > > attracting new talents. > > > > Then why do we have the largest # of developers than any other Open > > Source project? > > Because Linux is the most widely used kernel,

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Steven Rostedt
On Tue, 2013-07-16 at 15:43 -0700, Sarah Sharp wrote: > Yes, that's true. Some kernel developers are better at moderating their > comments and tone towards individuals who are "sensitive". Others > simply don't give a shit. So we need to figure out how to meet > somewhere in the middle, in

Re: [PATCH 03/11] ipc: drop ipcctl_pre_down

2013-07-16 Thread Andrew Morton
On Tue, 18 Jun 2013 18:18:28 -0700 Davidlohr Bueso wrote: > Now that sem, msgque and shm, through *_down(), all use the lockless > variant of ipcctl_pre_down(), go ahead and delete it. Fixlets: From: Andrew Morton Subject: ipc-drop-ipcctl_pre_down-fix fix function name in kerneldoc,

Re: [RFC] sched: Limit idle_balance() when it is being used too frequently

2013-07-16 Thread Jason Low
On Tue, 2013-07-16 at 22:20 +0200, Peter Zijlstra wrote: > On Tue, Jul 16, 2013 at 12:21:03PM -0700, Jason Low wrote: > > When running benchmarks on an 8 socket 80 core machine with a 3.10 kernel, > > there can be a lot of contention in idle_balance() and related functions. > > On many AIM7

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Sarah Sharp
On Tue, Jul 16, 2013 at 05:27:04PM -0400, Theodore Ts'o wrote: > On Tue, Jul 16, 2013 at 02:12:35PM -0700, Sarah Sharp wrote: > > "Your code is crap" is considered unprofessional, while > > > "Let's leverage my fifth grade nephew's capabilities to assist you in > > > fixing the code" is perfectly

Re: [PATCH] module: ppc64 module CRC relocation fix causes perf issues

2013-07-16 Thread Scott Wood
On 07/15/2013 03:47:06 AM, Benjamin Herrenschmidt wrote: On Mon, 2013-07-15 at 14:04 +1000, Anton Blanchard wrote: > Module CRCs are implemented as absolute symbols that get resolved by > a linker script. We build an intermediate .o that contains an > unresolved symbol for each CRC. genksysms

Re: [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Sarah Sharp
On Wed, Jul 17, 2013 at 12:18:21AM +0200, Willy Tarreau wrote: > On Tue, Jul 16, 2013 at 02:12:35PM -0700, Sarah Sharp wrote: > > I *hate* both direct personal insults and indirect personal insults. > > Neither should be acceptable in our community. > > > > As I stated in an email to Rusty, what

[kconfig] results of some syntactical checks

2013-07-16 Thread Martin Walch
As I am working on yet another project for analyzing LKC's input files, I have some intermediate results from simple syntactical checks. The results below are an excerpt from a run against tche current master. If anyone is interested in the code (it's written in Java), please contact me. I

[tip:x86/urgent] x86: Make sure IDT is page aligned

2013-07-16 Thread tip-bot for Kees Cook
Commit-ID: 4df05f361937ee86e5a8c9ead8aeb6a19ea9b7d7 Gitweb: http://git.kernel.org/tip/4df05f361937ee86e5a8c9ead8aeb6a19ea9b7d7 Author: Kees Cook AuthorDate: Tue, 16 Jul 2013 11:34:41 -0700 Committer: H. Peter Anvin CommitDate: Tue, 16 Jul 2013 15:14:48 -0700 x86: Make sure IDT is page

Re: [PATCH] power: new trace event to print device suspend and resume time

2013-07-16 Thread Shuah Khan
On 07/16/2013 04:17 PM, Joe Perches wrote: > On Tue, 2013-07-16 at 22:04 +, Shuah Khan wrote: >> On 07/16/2013 03:39 PM, Joe Perches wrote: >>> On Tue, 2013-07-16 at 15:23 -0600, Shuah Khan wrote: A new trace event is added to pm events to print time it takes to suspend and

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Serge E. Hallyn
Quoting Andy Lutomirski (l...@amacapital.net): > On Tue, Jul 16, 2013 at 3:03 PM, Serge E. Hallyn wrote: > > Quoting Andy Lutomirski (l...@amacapital.net): > >> On Tue, Jul 16, 2013 at 2:37 PM, Serge E. Hallyn wrote: > >> > Quoting Andy Lutomirski (l...@amacapital.net): > >> >> On 07/16/2013

Re: [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Willy Tarreau
On Tue, Jul 16, 2013 at 02:12:35PM -0700, Sarah Sharp wrote: > I *hate* both direct personal insults and indirect personal insults. > Neither should be acceptable in our community. > > As I stated in an email to Rusty, what I'm objecting to here is not > kernel developers criticizing code. I'm

Re: [Ksummit-2013-discuss] [ATTEND] scsi-mq prototype discussion

2013-07-16 Thread scameron
On Tue, Jul 16, 2013 at 02:07:29PM -0700, Nicholas A. Bellinger wrote: > On Sat, 2013-07-13 at 06:53 +, James Bottomley wrote: > > On Fri, 2013-07-12 at 12:52 +0200, Hannes Reinecke wrote: > > > On 07/12/2013 03:33 AM, Nicholas A. Bellinger wrote: > > > > On Thu, 2013-07-11 at 18:02 -0700,

Re: next-20130709 DMAR issues

2013-07-16 Thread Valdis . Kletnieks
On Mon, 15 Jul 2013 10:32:17 +0800, "Li, Zhen-Hua" said: > I have met a bug with the same error message, its cause was that the bios > did not allocate RMRR/DRHD(can't remember which one) for the device. I think I posted a link to that same bug report. The problem is that if the BIOS wasn't

Re: [PATCH] power: new trace event to print device suspend and resume time

2013-07-16 Thread Joe Perches
On Tue, 2013-07-16 at 22:04 +, Shuah Khan wrote: > On 07/16/2013 03:39 PM, Joe Perches wrote: > > On Tue, 2013-07-16 at 15:23 -0600, Shuah Khan wrote: > >> A new trace event is added to pm events to print time it takes to suspend > >> and > >> resume a device. It generates trace message that

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread H. Peter Anvin
On 07/16/2013 03:13 PM, Yinghai Lu wrote: > > ok, then should change > >> +/* No need to be aligned, but done to keep all IDTs defined the same way. */ >> +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss; > > ==> > >> +/* Only need to be cacheline aligned, but keep all IDTs defined

[PATCH] BGRT: Don't ioremap if image address is in System RAM (was: Re: BGRT Pointer in System RAM)

2013-07-16 Thread Parag Warudkar
On Mon, Jul 15, 2013 at 8:00 PM, Parag Warudkar wrote: > On Mon, Jul 15, 2013 at 7:56 PM, Parag Warudkar wrote: >> On Mon, Jul 15, 2013 at 7:04 PM, Josh Triplett wrote: >> >>> We do need to handle the case of a valid pointer into memory that e820 >>> calls system RAM, as well as the case of a

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread NeilBrown
On Tue, 16 Jul 2013 22:27:09 +0400 James Bottomley wrote: > On Mon, 2013-07-15 at 15:38 -0700, Linus Torvalds wrote: > > On Mon, Jul 15, 2013 at 3:08 PM, Steven Rostedt wrote: > > > > > > Can we please make this into a Kernel Summit discussion. I highly doubt > > > we would solve anything, but

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread Yinghai Lu
On Tue, Jul 16, 2013 at 3:03 PM, H. Peter Anvin wrote: > On 07/16/2013 01:47 PM, Kees Cook wrote: >> The other IDTs don't need to be page aligned, but I marked them that >> way in the clean up because it seemed sensible to define these tables >> similarly. I can change the others to be

Re: [PATCH/v2] [trivial] treewide: Fix typo in printk

2013-07-16 Thread Randy Dunlap
On 07/16/13 12:37, Masanari Iida wrote: > Correct spelling typo in printk > > Signed-off-by: Masanari Iida Acked-by: Randy Dunlap Thanks. > --- > drivers/crypto/ux500/hash/hash_core.c | 2 +- > drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 4 ++-- >

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Linus Torvalds
On Tue, Jul 16, 2013 at 2:58 PM, Rafael J. Wysocki wrote: > > In fact, I didn't say what I really wanted to say in that reply to the > reporter > and that evidently confused you, which only made me think it was better to be > more careful about sending replies to regression reports when Linus is

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Willy Tarreau
On Tue, Jul 16, 2013 at 02:08:56PM -0700, Sarah Sharp wrote: > Rusty hit the nail on the head here. I want everyone (including Linus) > to be harsh with code but gentle with people. Just as a side note Sarah, in some cultures/languages, "I want" is extremely impolite, almost insulting to your

3.11.0-rc1: kernel BUG at mm/migrate.c:458 in page migration

2013-07-16 Thread Naoya Horiguchi
Hi, v3.11-rc1 kernel triggers VM_BUG_ON(PageUnevictable(page)) in migrate_page_copy when I do page migration like the following: $ sleep 100 & $ migratepages $(pgrep sleep) 0 1 kernel BUG at /src/linux-dev/mm/migrate.c:458! invalid opcode: [#1] SMP Modules linked in: ebtable_nat

Re: next-20130709 DMAR issues

2013-07-16 Thread Valdis . Kletnieks
On Fri, 12 Jul 2013 14:14:20 +0200, Ingo Molnar said: > > (Cc:-ed a few DMAR people.) Sorry for the slow reply, missed this in the lkml firehose. For whatever reason, the damned problem seems to have evaporated: % egrep -i 'dmar|Linux vers' /var/log/messages-20130714 Jul 11 18:54:15

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Andy Lutomirski
On Tue, Jul 16, 2013 at 3:03 PM, Serge E. Hallyn wrote: > Quoting Andy Lutomirski (l...@amacapital.net): >> On Tue, Jul 16, 2013 at 2:37 PM, Serge E. Hallyn wrote: >> > Quoting Andy Lutomirski (l...@amacapital.net): >> >> On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: >> >> > Quoting Al Viro

Re: [PATCH v2 1/3] x86, boot: add mmio serial during compressed boot

2013-07-16 Thread H. Peter Anvin
On 07/16/2013 02:03 PM, Yinghai Lu wrote: > > Other way could be: > > Detect if it get into misc.c directly from > arch/x86/boot/compressed/head_64.S::startup_64. that is from 64bit > bootloader. > > others go through startup_32 should be 32bit bootloader. > > If it with 64bit boot loader

Re: [PATCH] power: new trace event to print device suspend and resume time

2013-07-16 Thread Shuah Khan
On 07/16/2013 03:39 PM, Joe Perches wrote: > On Tue, 2013-07-16 at 15:23 -0600, Shuah Khan wrote: >> A new trace event is added to pm events to print time it takes to suspend and >> resume a device. It generates trace message that includes device, driver, >> parent information in addition to the

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread H. Peter Anvin
On 07/16/2013 01:47 PM, Kees Cook wrote: > On Tue, Jul 16, 2013 at 1:33 PM, Steven Rostedt wrote: >> On Tue, 2013-07-16 at 13:28 -0700, Kees Cook wrote: >>> On Tue, Jul 16, 2013 at 1:21 PM, Yinghai Lu wrote: On Tue, Jul 16, 2013 at 11:34 AM, Kees Cook wrote: > Since the IDT is

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Serge E. Hallyn
Quoting Andy Lutomirski (l...@amacapital.net): > On Tue, Jul 16, 2013 at 2:37 PM, Serge E. Hallyn wrote: > > Quoting Andy Lutomirski (l...@amacapital.net): > >> On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: > >> > Quoting Al Viro (v...@zeniv.linux.org.uk): > >> >> On Tue, Jul 16, 2013 at

Re: [PATCH v2 1/3] x86, boot: add mmio serial during compressed boot

2013-07-16 Thread Yinghai Lu
On Tue, Jul 16, 2013 at 12:41 PM, H. Peter Anvin wrote: > On 07/16/2013 12:40 PM, Kees Cook wrote: >>> >>> I think setting up a dynamic #PF handler is the right thing for the >>> decompressor, we already did for the kernel proper. >> >> I'm not sure how to accomplish this yet. I'm still trying to

Re: [Update][PATCH] ACPI / video / i915: Remove ACPI backlight if firmware expects Windows 8

2013-07-16 Thread Rafael J. Wysocki
On Tuesday, July 16, 2013 05:08:16 PM Matthew Garrett wrote: > On Tue, 2013-07-16 at 17:32 +0400, Igor Gnatenko wrote: > > Hmm. I found regression in user-space. In GNOME (maybe and other DEs) we no > > longer see switch status of backlight. > > Yeah, I can duplicate that. Rafael, we have to

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Rafael J. Wysocki
On Tuesday, July 16, 2013 02:23:46 PM Linus Torvalds wrote: > On Tue, Jul 16, 2013 at 2:08 PM, Sarah Sharp > wrote: > > > > I do, however, object when the verbal abuse shifts from being directed > > at code to being directed at *people*. For example, Linus chose to > > curse at Mauro [2] and

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Andy Lutomirski
On Tue, Jul 16, 2013 at 2:37 PM, Serge E. Hallyn wrote: > Quoting Andy Lutomirski (l...@amacapital.net): >> On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: >> > Quoting Al Viro (v...@zeniv.linux.org.uk): >> >> On Tue, Jul 16, 2013 at 02:29:20PM -0500, Serge Hallyn wrote: >> >>> All the files will

Re: [PATCH 1/3] mm: shift VM_GROWS* check from mmap_region() to do_mmap_pgoff()

2013-07-16 Thread Andrew Morton
On Sun, 14 Jul 2013 18:54:51 +0200 Oleg Nesterov wrote: > mmap() doesn't allow the non-anonymous mappings with VM_GROWS* bit set. > In particular this means that mmap_region()->vma_merge(file, vm_flags) > must always fail if vm_flags & VM_GROWS. So it does not make sense to > check VM_GROWS*

Re: [alsa-devel] [BUG] 3.10.[01] modprobe snd-... hangs

2013-07-16 Thread Philipp Matthias Hahn
Hello, On Tue, Jul 16, 2013 at 12:29:38PM +0200, Takashi Iwai wrote: > Could you check the patch below? It makes the code path involving > with request_module asynchronous. With the patch applied all modules were loaded successfully: no hanging modprobe processes anymore. Thank you for your

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Serge E. Hallyn
Quoting Serge E. Hallyn (se...@hallyn.com): > Quoting Andy Lutomirski (l...@amacapital.net): > > On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: > > > Quoting Al Viro (v...@zeniv.linux.org.uk): > > >> On Tue, Jul 16, 2013 at 02:29:20PM -0500, Serge Hallyn wrote: > > >>> All the files will be owned

Re: [PATCH] power: new trace event to print device suspend and resume time

2013-07-16 Thread Joe Perches
On Tue, 2013-07-16 at 15:23 -0600, Shuah Khan wrote: > A new trace event is added to pm events to print time it takes to suspend and > resume a device. It generates trace message that includes device, driver, > parent information in addition to the type of pm ops invoked as well as the > pm event

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Serge E. Hallyn
Quoting Andy Lutomirski (l...@amacapital.net): > On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: > > Quoting Al Viro (v...@zeniv.linux.org.uk): > >> On Tue, Jul 16, 2013 at 02:29:20PM -0500, Serge Hallyn wrote: > >>> All the files will be owned by host root, so there's no security > >>> concern in

Re: [PATCH RESEND 0/1] AHCI: Optimize interrupt processing

2013-07-16 Thread Nicholas A. Bellinger
On Tue, 2013-07-16 at 20:32 +0200, Alexander Gordeev wrote: > On Fri, Jul 12, 2013 at 10:20:12PM -0700, Nicholas A. Bellinger wrote: > > On Fri, 2013-07-12 at 09:46 +0200, Alexander Gordeev wrote: > > > > > diff --git a/drivers/scsi/scsi-mq.c b/drivers/scsi/scsi-mq.c > > > > > index

Re: [PATCH RFC] allow some kernel filesystems to be mounted in a user namespace

2013-07-16 Thread Andy Lutomirski
On 07/16/2013 12:50 PM, Serge E. Hallyn wrote: > Quoting Al Viro (v...@zeniv.linux.org.uk): >> On Tue, Jul 16, 2013 at 02:29:20PM -0500, Serge Hallyn wrote: >>> All the files will be owned by host root, so there's no security >>> concern in allowing this. >> >> Files owned by root != very bad

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Theodore Ts'o
On Tue, Jul 16, 2013 at 02:12:35PM -0700, Sarah Sharp wrote: > "Your code is crap" is considered unprofessional, while > > "Let's leverage my fifth grade nephew's capabilities to assist you in > > fixing the code" is perfectly professional, somehow. That's more > > often than not an unacceptable

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Steven Rostedt
On Tue, 2013-07-16 at 14:08 -0700, Sarah Sharp wrote: > > "Mauro, SHUT THE FUCK UP!" > > "How long have you been a maintainer? And you *still* haven't learnt the > first rule of kernel maintenance?" > > "Shut up, Mauro. And I don't _ever_ want to hear that kind of obvious > garbage and idiocy

Re: [Ksummit-2013-discuss] [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Paul E. McKenney
On Tue, Jul 16, 2013 at 10:27:09PM +0400, James Bottomley wrote: > On Mon, 2013-07-15 at 15:38 -0700, Linus Torvalds wrote: > > On Mon, Jul 15, 2013 at 3:08 PM, Steven Rostedt wrote: > > > > > > Can we please make this into a Kernel Summit discussion. I highly doubt > > > we would solve anything,

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Linus Torvalds
On Tue, Jul 16, 2013 at 2:08 PM, Sarah Sharp wrote: > > I do, however, object when the verbal abuse shifts from being directed > at code to being directed at *people*. For example, Linus chose to > curse at Mauro [2] and Rafael [3], rather than their code: Umm. Because it was actually the

[PATCH] power: new trace event to print device suspend and resume time

2013-07-16 Thread Shuah Khan
A new trace event is added to pm events to print time it takes to suspend and resume a device. It generates trace message that includes device, driver, parent information in addition to the type of pm ops invoked as well as the pm event and error status from the pm ops. Example trace below:

Re: [PATCH 0/8] Cpufreq, cpu hotplug, suspend/resume related fixes

2013-07-16 Thread Rafael J. Wysocki
On Tuesday, July 16, 2013 05:15:14 PM Toralf Förster wrote: > On 07/12/2013 12:23 AM, Srivatsa S. Bhat wrote: > > On 07/12/2013 04:03 AM, Rafael J. Wysocki wrote: > >> On Friday, July 12, 2013 03:45:17 AM Srivatsa S. Bhat wrote: > >>> > >>> Hi, > >> > >> Hi, > >> > >>> Commit a66b2e (cpufreq:

Re: [LOCKDEP] cpufreq: possible circular locking dependency detected

2013-07-16 Thread Rafael J. Wysocki
On Tuesday, July 16, 2013 08:49:30 PM Srivatsa S. Bhat wrote: > On 07/16/2013 04:14 PM, Sergey Senozhatsky wrote: > > On (07/16/13 14:03), Srivatsa S. Bhat wrote: > So here is the solution: > > On 3.11-rc1, apply these patches in the order mentioned below, and check > whether

Re: [RFC] kbuild: Build samples directory with make modules

2013-07-16 Thread Jim Baxter
On 16/07/13 20:37, Sam Ravnborg wrote: > On Tue, Jul 16, 2013 at 07:29:50PM +0100, Jim Baxter wrote: >> If CONFIG_SAMPLES is enabled with any of the sample >> modules enabled, they are only built if the make command >> includes uImage and modules (i.e. make uImage modules). > > With the current

Re: [Ksummit-2013-discuss] [ATTEND] scsi-mq prototype discussion

2013-07-16 Thread Jens Axboe
On Tue, Jul 16 2013, Nicholas A. Bellinger wrote: > On Sat, 2013-07-13 at 06:53 +, James Bottomley wrote: > > On Fri, 2013-07-12 at 12:52 +0200, Hannes Reinecke wrote: > > > On 07/12/2013 03:33 AM, Nicholas A. Bellinger wrote: > > > > On Thu, 2013-07-11 at 18:02 -0700, Greg KH wrote: > > > >>

Re: BGRT Pointer in System RAM

2013-07-16 Thread Andy Lutomirski
On Mon, Jul 15, 2013 at 4:24 PM, Andy Lutomirski wrote: > On Mon, Jul 15, 2013 at 4:20 PM, Josh Triplett wrote: >> On Mon, Jul 15, 2013 at 04:08:13PM -0700, Andy Lutomirski wrote: >>> On Mon, Jul 15, 2013 at 4:04 PM, Josh Triplett >>> wrote: >>> > On Mon, Jul 15, 2013 at 01:28:36PM -0700, Andy

Re: [ATTEND] How to act on LKML (was: [ 00/19] 3.10.1-stable review)

2013-07-16 Thread Sarah Sharp
On Tue, Jul 16, 2013 at 11:14:51AM +0200, Olivier Galibert wrote: > On Tue, Jul 16, 2013 at 9:32 AM, David Lang wrote: > > On Mon, 15 Jul 2013, Sarah Sharp wrote: > > > >> The people who want to work together in a civil manner should get > >> together and create a "Kernel maintainer's code of

[GIT PULL] Bcache fixes for 3.11

2013-07-16 Thread Kent Overstreet
Hey Jens - I've been busy torture testing and chasing bugs, here's the fruits of my labors. These are all fairly small fixes, some of them quite important: The following changes since commit 8e51e414a3c6d92ef2cc41720c67342a8e2c0bf7: bcache: Use standard utility code (2013-07-01 14:43:53 -0700)

Re: [ 00/19] 3.10.1-stable review

2013-07-16 Thread Sarah Sharp
On Tue, Jul 16, 2013 at 02:22:14PM +0930, Rusty Russell wrote: > Linus Torvalds writes: > > On Mon, Jul 15, 2013 at 12:17 PM, Willy Tarreau wrote: > >> > >> BTW, I was amazed that you managed to get him have a much softer tone inr > >> his last e-mail, you probably found a weakness here in his

crypto: ux500: Fix logging, make arrays const, neatening

2013-07-16 Thread Joe Perches
Logging messages without newlines are possibly interleaved with other messages. Add terminating newlines to avoid this. Other miscellaneous changes: Make arrays const to reduce data size Add pr_fmt to prefix pr_, remove now unused DEV_DBG_NAME Coalesce formats, align arguments Remove

Re: [PATCH v2 1/3] x86, boot: add mmio serial during compressed boot

2013-07-16 Thread Yinghai Lu
On Tue, Jul 16, 2013 at 12:40 PM, Kees Cook wrote: > On Tue, Jul 16, 2013 at 12:36 PM, H. Peter Anvin wrote: >> On 07/16/2013 12:31 PM, Kees Cook wrote: >>> >>> Could the first step be documenting the limitation? I've found this >>> patch extremely useful for my case already, and I imagine there

Re: [linux-sunxi] Re: [PATCH 1/2] Initial support for Allwinner's Security ID fuses

2013-07-16 Thread Oliver Schinagl
On 07/16/13 08:41, Greg KH wrote: On Mon, Jul 15, 2013 at 11:16:19PM +0200, Oliver Schinagl wrote: With your latest patches for binary attributes and your blog post, I thought that you want to create your binary attributes before the probe function, to avoid the userspace race. To do that, we

Re: [Ksummit-2013-discuss] [ATTEND] scsi-mq prototype discussion

2013-07-16 Thread Nicholas A. Bellinger
On Sat, 2013-07-13 at 06:53 +, James Bottomley wrote: > On Fri, 2013-07-12 at 12:52 +0200, Hannes Reinecke wrote: > > On 07/12/2013 03:33 AM, Nicholas A. Bellinger wrote: > > > On Thu, 2013-07-11 at 18:02 -0700, Greg KH wrote: > > >> On Thu, Jul 11, 2013 at 05:23:32PM -0700, Nicholas A.

Re: splice vs execve lockdep trace.

2013-07-16 Thread Linus Torvalds
On Tue, Jul 16, 2013 at 1:43 PM, Dave Chinner wrote: > > Yes - IO is serialised based on the ip->i_iolock, not i_mutex. We > don't use i_mutex for many things IO related, and so internal > locking is needed to serialise against stuff like truncate, hole > punching, etc, that are run through

Re: [Intel-gfx] [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Jesse Barnes
On Tue, 16 Jul 2013 22:43:49 +0200 Daniel Vetter wrote: > On Tue, Jul 16, 2013 at 01:19:25PM -0700, Jesse Barnes wrote: > > On Tue, 16 Jul 2013 10:06:54 -0700 > > Jesse Barnes wrote: > > > > > On Tue, 16 Jul 2013 11:34:25 +0400 > > > Konstantin Khlebnikov wrote: > > > > I've tested that patch

Re: [Regression][v3.10][v3.11] net: Kill link between CSUM and SG features.

2013-07-16 Thread Pravin Shelar
On Tue, Jul 16, 2013 at 12:53 PM, Joseph Salisbury wrote: > On 07/16/2013 02:29 PM, Pravin Shelar wrote: >> On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury >> wrote: >>> Hi Pravin, >>> >>> A bug was opened against the Ubuntu kernel[0]. After a kernel bisect, >>> it was found that reverting

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread Kees Cook
On Tue, Jul 16, 2013 at 1:33 PM, Steven Rostedt wrote: > On Tue, 2013-07-16 at 13:28 -0700, Kees Cook wrote: >> On Tue, Jul 16, 2013 at 1:21 PM, Yinghai Lu wrote: >> > On Tue, Jul 16, 2013 at 11:34 AM, Kees Cook wrote: >> >> Since the IDT is referenced from a fixmap, make sure it is page

Re: [RFC][PATCH 0/9] sched: Power scheduler design proposal

2013-07-16 Thread David Lang
On Mon, 15 Jul 2013, Arjan van de Ven wrote: On 7/15/2013 2:03 PM, Peter Zijlstra wrote: Well, if you ever want to go faster there must've been a moment to slow down. Without means and reason to slow down the entire 'can I go fast noaw pls?' thing simply doesn't make sense. I kind of tried

Re: [PATCH v5] x86: make sure IDT is page aligned

2013-07-16 Thread H. Peter Anvin
The F00F big just means the IDT must be readonly. Steven Rostedt wrote: >On Tue, 2013-07-16 at 13:28 -0700, Kees Cook wrote: >> On Tue, Jul 16, 2013 at 1:21 PM, Yinghai Lu >wrote: >> > On Tue, Jul 16, 2013 at 11:34 AM, Kees Cook >wrote: >> >> Since the IDT is referenced from a fixmap, make

Re: 3.10: discard/trim support on md-raid1?

2013-07-16 Thread CoolCold
Neil, I've tryed to look around commit logs but failed to find commit where discard/trim were added. I was looking via http://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/log/drivers/md?id=9f2a940965286754f3a34d5737c3097c05db8725=grep=discard+support , tryed just "discard" without

Re: [Intel-gfx] [PATCH] drm/i915: fix long-standing SNB regression in power consumption after resume

2013-07-16 Thread Daniel Vetter
On Tue, Jul 16, 2013 at 01:19:25PM -0700, Jesse Barnes wrote: > On Tue, 16 Jul 2013 10:06:54 -0700 > Jesse Barnes wrote: > > > On Tue, 16 Jul 2013 11:34:25 +0400 > > Konstantin Khlebnikov wrote: > > > I've tested that patch and it really works for me. If you want change > > > something for

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