Re: Pausing kernel boot messages

2007-08-27 Thread Zilvinas Valinskas
Esteban, Alternatively, read Documentation/networking/netconsole.txt. Might help or might not. It depends when system is crashing. On Mon, 2007-08-27 at 13:53 +0200, Hans-Jürgen Koch wrote: > Am Montag 27 August 2007 13:21 schrieb Esteban Fernandez: > > How do you pause the kernel boot messages

Re: [linux-pm] [PATCH, RFC] wake up from a serial port

2007-08-27 Thread Pavel Machek
Hi! > Enable wakeup from serial ports, make it run-time configurable over sysfs, > e.g., > > echo enabled > /sys/devices/platform/serial8250.0/tty/ttyS0/power/wakeup > > Requires > > # CONFIG_SYSFS_DEPRECATED is not set > > Signed-off-by: Guennadi Liakhovetski <[EMAIL PROTECTED]> Hmm,

Re: [RFC][PATCH 0/2 -mm] kexec based hibernation

2007-08-27 Thread Pavel Machek
Hi! > > Does this make sense? > > Yes, this is a sensible optimization. But I think it may be better to > make bootloader load kernel D directly into a specified memory location. > For example, we can add a option to "kernel" command of grub. > > And, I think we can do more in bootloader. Such

Re: [Suspend2-devel] Problem with CFS V20 and Suspend2/tuxonice

2007-08-27 Thread Pavel Machek
Hi! > > > Same problem here: Core Duo, Kernel 2.6.22.5, Suspend 2.2.10, CFS > > > v20.2. > > > > Me too for 2.6.22.5, TuxOnIce 2.2.10 and Centrino based notebook. > > possible bugfix below. > > Ingo > > Index: linux-cfs-2.6.22.5.q/kernel/sched.c >

Re: cpu hotplug support broken in 2.6.23-rc3

2007-08-27 Thread Pavel Machek
On Mon 2007-08-27 12:43:50, Pavel Machek wrote: > Hi! > > Trying to do few onlines/offlines reliably hangs my machine (thinkpad > x60, i386 architecture). > > Plus I guess it would be nice to add CPU HOTPLUG into MAINTAINERS > file: > > [EMAIL PROTECTED]:/data/l/linux$ grep CPU MAINTAINERS >

Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64 (updated)

2007-08-27 Thread Pavel Machek
On Sat 2007-08-25 22:42:05, Rafael J. Wysocki wrote: > On Saturday, 25 August 2007 20:27, Rafael J. Wysocki wrote: > > On Friday, 24 August 2007 22:46, Pavel Machek wrote: > > > Hi! > > > > > > > From: Rafael J. Wysocki <[EMAIL PROTECTED]> > > > > > > > > Make it possible to restore a

cpu hotplug support broken in 2.6.23-rc3

2007-08-27 Thread Pavel Machek
Hi! Trying to do few onlines/offlines reliably hangs my machine (thinkpad x60, i386 architecture). Plus I guess it would be nice to add CPU HOTPLUG into MAINTAINERS file: [EMAIL PROTECTED]:/data/l/linux$ grep CPU MAINTAINERS CPU FREQUENCY DRIVERS CPUID/MSR DRIVER CPUSETS i386 SETUP CODE / CPU

Re: [PATCH 2.6.23-rc2] hwmon: HP Mobile Data Protection System 3D ACPI driver (resend)

2007-08-27 Thread Pavel Machek
On Sat 2007-08-25 13:36:00, Yan Burman wrote: > Pavel Machek wrote: > >On Sat 2007-08-11 14:26:02, Yan Burman wrote: > > > >>HP Mobile Data Protection System 3D ACPI driver. Similar to hdaps in > >>functionality. > >>This driver provides 4 kinds of functionality: > >>1) Creates a misc device

Re: [Tech-board-discuss] Re: [Ksummit-2007-discuss] Re: Linux Foundation Technical Advisory Board Elections

2007-08-27 Thread Arjan van de Ven
On Mon, 27 Aug 2007 12:01:55 +0200 > But replacing the flawed KS list with one based on actual > contributors, from the git logs as I proposed last week, doesn't seem > silly. to some degree the KS list is based on that git logs thing ;) - To unsubscribe from this list: send the line

Re: [PATCH 0/3] [RFC][PATCH] clustered writeback

2007-08-27 Thread Arjan van de Ven
On Mon, 27 Aug 2007 19:21:52 +0800 > > Because it does the work in small batches of 10 inodes, when the > system has <=10 dirty inodes, its behavior will reduce to: > - do a full sweep *at once* on every 25s > Which means the disk will flicker once every 25s, not bad :) 25 seconds is quite not

Re: Pausing kernel boot messages

2007-08-27 Thread Andreas Schwab
Hans-Jürgen Koch <[EMAIL PROTECTED]> writes: > Am Montag 27 August 2007 13:21 schrieb Esteban Fernandez: >> How do you pause the kernel boot messages ? >> >> ^S, Pause and Scroll lock do nothing and you can't Shift-Page-Up after a >> kernel panic. > > These are functions of a shell (like bash),

How to find out how many other processes share VM with $PID?

2007-08-27 Thread Denys Vlasenko
Hi, I was a bit frustrated by bad quality of memory usage info from top and ps, and decided to write my own utility. One problem I don't know how to solve is how to avoid counting twice (or more) memory used by processes which share VM (by use of CLONE_VM flage to sys_clone). I know how to

Re: Pausing kernel boot messages

2007-08-27 Thread Hans-Jürgen Koch
Am Montag 27 August 2007 13:21 schrieb Esteban Fernandez: > How do you pause the kernel boot messages ? > > ^S, Pause and Scroll lock do nothing and you can't Shift-Page-Up after a > kernel panic. These are functions of a shell (like bash), which you haven't got yet during kernel boot. You can

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, David Rees <[EMAIL PROTECTED]> wrote: > On 8/26/07, Michal Piotrowski <[EMAIL PROTECTED]> wrote: > > Bugzilla sucks when it comes to tracking things. There is > > a regression field, but there are no difference between > > 2.6.22 and 2.6.23 regression. > > Here's how to use Bugzilla

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, Andrew Morton <[EMAIL PROTECTED]> wrote: > On Mon, 27 Aug 2007 02:45:02 +0200 Michal Piotrowski <[EMAIL PROTECTED]> > wrote: > > > Daniel Walker pisze: > > [snip] > > > Have you considered maintaining all the lists in Bugzilla? > > > > Yes, I have considered it. > > > > Bugzilla

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, Jeff Garzik <[EMAIL PROTECTED]> wrote: > Andrew Morton wrote: > > What I'm concerned about is that regressions which we didn't fix are just > > getting lost. Is anyone taking care to ensure that they are getting > > transitioned into bugzilla for tracking? > > Maybe this was a dumb

[PATCH 1/3] writeback: introduce queue_dirty()

2007-08-27 Thread Fengguang Wu
Introduce queue_dirty() to enqueue a newly dirtied inode. It helps remove duplicate code. Signed-off-by: Fengguang Wu <[EMAIL PROTECTED]> --- fs/fs-writeback.c | 21 + 1 file changed, 13 insertions(+), 8 deletions(-) --- linux-2.6.23-rc3-mm1.orig/fs/fs-writeback.c +++

[PATCH 2/3] writeback: introduce dirty_volatile_interval

2007-08-27 Thread Fengguang Wu
Introduce dirty_volatile_interval for the minimal dirty time. Inodes dirtied less than dirty_volatile_interval will not be considered for syncing by kupdate-style writeback. This new parameter will be used in clustered writeback. The old dirty_expire_interval is still(but less) respected. Cc:

[PATCH 3/3] writeback: writeback clustering by inode number

2007-08-27 Thread Fengguang Wu
Organize dirty inodes in the order of location instead of dirty time. It helps write extensive workloads to be more seek-friendly. There are 2 candidates for this feature: 1) XFS style piggybacking write all expired(age>30s) inodes, plus the ones near them(any ages) 2)

[PATCH 0/3] [RFC][PATCH] clustered writeback

2007-08-27 Thread Fengguang Wu
Chris, This is one possible implementation of the clustered writeback idea. It runs OK on ext3 (compiling, syncing, etc.). The patch is based on 2.6.23-rc3-mm1 and the writeback patches here: http://lkml.org/lkml/2007/8/19/10 By default, with many dirty inodes, it works as follows: - store

Re: [-mm PATCH 5/10] Memory controller task migration (v7)

2007-08-27 Thread Balbir Singh
YAMAMOTO Takashi wrote: >> Allow tasks to migrate from one container to the other. We migrate >> mm_struct's mem_container only when the thread group id migrates. > >> +/* >> + * Only thread group leaders are allowed to migrate, the mm_struct is >> + * in effect owned by the leader >>

Pausing kernel boot messages

2007-08-27 Thread Esteban Fernandez
How do you pause the kernel boot messages ? ^S, Pause and Scroll lock do nothing and you can't Shift-Page-Up after a kernel panic. Thanks. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at

Re: "exception Emask: 0x42" errors with 2.6.22.x and SATA drives

2007-08-27 Thread Alistair John Strachan
On Monday 27 August 2007 10:28:09 Dermot Bradley wrote: [snip] > Thanks for the help Alistair! One other point you may be able to help > with - this is the first time I've used a dual core processor and I > expected that /proc/interrupts would should interrupts distributed > between both cores

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Johannes Berg
On Mon, 2007-08-27 at 13:06 +0200, Rafael J. Wysocki wrote: > Well, I don't like the "weak symbols" stuff, but I have managed to limit the > number of additional #ifdefs in snapshot.c to just one. > > The "generic" patch is now the following: Fine with me, I was just throwing out ideas anyway

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Rafael J. Wysocki
On Saturday, 25 August 2007 21:13, Johannes Berg wrote: > On Fri, 2007-08-24 at 16:23 -0700, Andrew Morton wrote: > > > The preferred way of doing this is via Kconfig, please. ie: add a > > CONFIG_HIBERNATION_HEADER to arch/x86_64/Kconfig. > > > It would be better to do something like this in

Re: CFS review

2007-08-27 Thread Ingo Molnar
* Al Boldi <[EMAIL PROTECTED]> wrote: > > could you send the exact patch that shows what you did? > > On 2.6.22.5-v20.3 (not v20.4): > > 340-curr->delta_exec += delta_exec; > 341- > 342-if (unlikely(curr->delta_exec > sysctl_sched_stat_granularity)) { > 343://

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Johannes Berg
On Fri, 2007-08-24 at 16:23 -0700, Andrew Morton wrote: > The preferred way of doing this is via Kconfig, please. ie: add a > CONFIG_HIBERNATION_HEADER to arch/x86_64/Kconfig. > It would be better to do something like this in (say) suspend.h: > > #ifdef CONFIG_HIBERNATION_HEADER > extern int

[RFC] block_device_operations prototype changes

2007-08-27 Thread Al Viro
It's time to sanitize prototypes of bdev ->open(), ->release() and ->ioctl(). This stuff had sat in "need to fix" for a long time and there is a bunch of bugs hard to fix without dealing with it. 1) ->open() gets inode * and file *. Almost all instances use only inode->i_bdev

Re: oracleasm driver into mainline?

2007-08-27 Thread Sam Ravnborg
On Sun, Aug 26, 2007 at 10:21:59PM +0200, Bjoern Boschman wrote: > Hi, > > I just wanted to ask if there might be a possibility that the oracleasm > kernel driver could find its way into the mainline kernel? Your mail is sent "To:" linux-kernel but the right thing is to ask Oracle. If Oracle

Re: [Tech-board-discuss] Re: [Ksummit-2007-discuss] Re: Linux Foundation Technical Advisory Board Elections

2007-08-27 Thread Jes Sorensen
Alan Cox wrote: although I would worry about their members only being the ones voting on the TAB for no other reason than the bias toward one distro only at this point in time. Given the complaint was about the question of correct selection of voters replacing the somewhat flawed kernel summit

Re: RFC: issues concerning the next NAPI interface

2007-08-27 Thread Jan-Bernd Themann
On Monday 27 August 2007 03:58, David Miller wrote: > From: James Chapman <[EMAIL PROTECTED]> > Date: Sun, 26 Aug 2007 20:36:20 +0100 > > > David Miller wrote: > > > From: James Chapman <[EMAIL PROTECTED]> > > > Date: Fri, 24 Aug 2007 18:16:45 +0100 > > > > > >> Does hardware interrupt

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Jeff Garzik
Andrew Morton wrote: What I'm concerned about is that regressions which we didn't fix are just getting lost. Is anyone taking care to ensure that they are getting transitioned into bugzilla for tracking? Maybe this was a dumb assumption on my part, but I thought regressions were getting

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Giggz
Pierre Ossman a écrit : On Mon, 27 Aug 2007 11:00:04 +0200 Giggz <[EMAIL PROTECTED]> wrote: Hi, Thx for your interest for my problem. I have try the MMC layer and it doesn't work. But lot's of people on the web tell me, that their SD or MMC card are handled like USB (like storage). And

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Pierre Ossman
On Mon, 27 Aug 2007 11:00:04 +0200 Giggz <[EMAIL PROTECTED]> wrote: > Hi, > > Thx for your interest for my problem. > > I have try the MMC layer and it doesn't work. But lot's of people on > the web tell me, that their SD or MMC card are handled like USB (like > storage). And in my case,

RE: "exception Emask: 0x42" errors with 2.6.22.x and SATA drives

2007-08-27 Thread Dermot Bradley
> FWIW, I've got the HDMI version of this board and I have exactly the same > problem (even with the newest BIOS) if nmi_watchdog is not set to zero. > Try booting with nmi_watchdog=0 (default on x86-64, I think) and see if > these go away. > > I guess the APIC has some difficulties handling NMIs.

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Giggz
Pierre Ossman a écrit : On Mon, 27 Aug 2007 00:57:10 -0700 Andrew Morton <[EMAIL PROTECTED]> wrote: I don't even know which subsystem is supposed to handle that device. Perhaps someone can tell us. It's a Secure Digital card slot? I think the MMC subsystem can handle some types SD cards,

Re: Sleep problems with kernels >= 2.6.21 on powerpc

2007-08-27 Thread Michel Dänzer
On Mon, 2007-08-27 at 03:52 -0300, Rogério Brito wrote: > > I did 13 compiles with git bisect and some of them were unsucessfuly > compiled, which I am afraid that may miss the real cause if I tag them as > being "bad" (which I did). Yes, don't mark such cases as bad or good but look for a

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Pierre Ossman
On Mon, 27 Aug 2007 00:57:10 -0700 Andrew Morton <[EMAIL PROTECTED]> wrote: > > I don't even know which subsystem is supposed to handle that device. > Perhaps someone can tell us. It's a Secure Digital card slot? I > think the MMC subsystem can handle some types SD cards, but not all? > >

Re: [PATCH][RFC] dynamic pipe resizing

2007-08-27 Thread Jens Axboe
On Fri, Aug 24 2007, Jan Engelhardt wrote: > > On Aug 24 2007 10:52, Jens Axboe wrote: > >Hi, > > > >Dabbling around with splice a bit, I added some code to change the size > >of a pipe. Currently it's hardcoded as 16 pages, with this patch you can > >shrink (if you wanted) or grow (the likely

Re: binutils trouble was Re: [1/2] 2.6.23-rc3: known regressions with patches

2007-08-27 Thread Sam Ravnborg
On Tue, Aug 14, 2007 at 12:42:05AM +0200, Andi Kleen wrote: > On Mon, Aug 13, 2007 at 11:29:47PM +0200, Adrian Bunk wrote: > > Debian 4.0 has older ones, and all distributions released more than a > > year ago for sure also have older ones (the required patch went into > > binutils CVS on

resume failing on ATA controller

2007-08-27 Thread Dave Airlie
Hi, I've got an HP 2510p with a 965 mobile chipset and ICH8, lspci is at http://people.freedesktop.org/~airlied/hp2510p/hp-lspci-vv.txt Resume is failing on the hard disk resume by the looks of it (no video to prove it..) but I've rmmod nearly everything and my network interface comes back and

Re: [-mm PATCH 5/10] Memory controller task migration (v7)

2007-08-27 Thread YAMAMOTO Takashi
> Allow tasks to migrate from one container to the other. We migrate > mm_struct's mem_container only when the thread group id migrates. > + /* > + * Only thread group leaders are allowed to migrate, the mm_struct is > + * in effect owned by the leader > + */ > + if

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread David Rees
On 8/26/07, Michal Piotrowski <[EMAIL PROTECTED]> wrote: > Bugzilla sucks when it comes to tracking things. There is > a regression field, but there are no difference between > 2.6.22 and 2.6.23 regression. Here's how to use Bugzilla to track regressions between different kernel versions: Create

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Andrew Morton
On Mon, 13 Aug 2007 16:21:47 +0200 giggz <[EMAIL PROTECTED]> wrote: > My mail is a little big. In order not to be blocked I try to attach it. > > Regards, > Guillaume > > > [bug_kernel.txt text/plain (29.5KB)] > > [1.] One line summary of the problem: > > On a laptop Aopen 1556 or 1557 my

Re: [patch v2 1/1] md: Software Raid autodetect dev list not array

2007-08-27 Thread Michael Evans
On 8/26/07, Kyle Moffett <[EMAIL PROTECTED]> wrote: > On Aug 26, 2007, at 08:20:45, Michael Evans wrote: > > Also, I forgot to mention, the reason I added the counters was > > mostly for debugging. However they're also as useful in the same > > way that listing the partitions when a new disk is

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Andrew Morton
On Mon, 27 Aug 2007 02:45:02 +0200 Michal Piotrowski <[EMAIL PROTECTED]> wrote: > Daniel Walker pisze: > [snip] > > Have you considered maintaining all the lists in Bugzilla? > > Yes, I have considered it. > > Bugzilla sucks when it comes to tracking things. There is > a regression field, but

[PATCH] Use helpers to obtain task pid in printks (arch code)

2007-08-27 Thread Pavel Emelyanov
From: Alexey Dobriyan <[EMAIL PROTECTED]> One of the easiest things to isolate is the pid printed in kernel log. There was a patch, that made this for arch-independent code, this one makes so for arch/xxx files. It took some time to cross-compile it, but hopefully these are all the printks in

Re: [PATCH][resend] fix IDE legacy mode resources

2007-08-27 Thread Jan Beulich
>Please discuss. I don't think there's much to discuss - Yoichi Yuasa's changes can be simply brought through to the other patch (of which I continue to only state that X has a problem, the patch fixes it for me [and perhaps *only* me], and afaik X itself still hasn't been fixed in this respect).

Re: Sleep problems with kernels >= 2.6.21 on powerpc

2007-08-27 Thread Tim Teulings
Hallo! I also have 800MHz iBook (2.2, 2 USB) and had the same problem with the 21.6.22 kernel a while ago and reverted back to 2.6.21. I'm not a kernel guy but I think I remember from kernel traces that it looked like (wise chosen words ;-)) that the problems had something to do with

Re: Sleep problems with kernels >= 2.6.21 on powerpc

2007-08-27 Thread Rogério Brito
Hi, Thanks, Michal. I didn't know who to include as the wizards of the matter. On Aug 27 2007, Michal Piotrowski wrote: > [Adding STR wizards to CC] > > On 26/08/07, Rogério Brito <[EMAIL PROTECTED]> wrote: > > If I, on the other hand, use Debian's kernel 2.6.22 or compile my own > > kernel

Re: [RFC][PATCH 0/2 -mm] kexec based hibernation

2007-08-27 Thread Vivek Goyal
On Mon, Aug 27, 2007 at 02:18:49PM +0800, Huang, Ying wrote: [..] > > > > If one compiles the kernel C to boot from reserved memory area (subset > > of memory area used by kernel B), then I can skip the step of kexecing > > from C to D? (COFIG_PHYSICAL_START) > > Yes. I think so. > > >

Re: [PATCH] SLUB use cmpxchg_local

2007-08-27 Thread Peter Zijlstra
On Tue, 2007-08-21 at 16:14 -0700, Christoph Lameter wrote: > On Tue, 21 Aug 2007, Mathieu Desnoyers wrote: > > > - Changed smp_rmb() for barrier(). We are not interested in read order > > across cpus, what we want is to be ordered wrt local interrupts only. > > barrier() is much cheaper than

Re: Problems with disc-performance and libata

2007-08-27 Thread Oliver Janscheidt
Hi Michal, thanks for your reply! Am Montag, den 27.08.2007, 01:59 +0200 schrieb Michal Piotrowski: > Hi Oliver, > > [Adding linux-ide to CC] > > On 26/08/07, Oliver Janscheidt <[EMAIL PROTECTED]> wrote: > > Hi, > > > > I'm using a Lenovo Thinkpad with TOSHIBA MK1234GS HD and MATSHITA > >

Re: net/ipv4/fib_trie.c - compile error (Re: 2.6.23-rc3-mm1)

2007-08-27 Thread Jarek Poplawski
On 22-08-2007 19:03, Paul E. McKenney wrote: > On Wed, Aug 22, 2007 at 05:41:11PM +0200, Adrian Bunk wrote: >> On Wed, Aug 22, 2007 at 05:30:13PM +0200, Gabriel C wrote: >>> Got it with a randconfig ( >>> http://194.231.229.228/kernel/mm/2.6.23-rc3-mm1/r/randconfig-8 ) >>> >>> ... >>> >>>

Re: [RFC][PATCH 0/2 -mm] kexec based hibernation

2007-08-27 Thread Huang, Ying
On Mon, 2007-08-27 at 10:30 +0530, Vivek Goyal wrote: > On Mon, Aug 27, 2007 at 09:14:05AM +0800, Huang, Ying wrote: > > Kexec base hibernation has some potential advantages over uswsusp and > > TuxOnIce (suspend2). Some most obvious advantages are: > > > > 1. The hibernation image size can

Re: hugepage: Fix broken check for offset alignment in hugepage mappings

2007-08-27 Thread Benjamin Herrenschmidt
On Mon, 2007-08-27 at 14:36 +1000, David Gibson wrote: > This patch restores the check, removing it from > prepare_hugepage_range() and putting it back into > hugetlbfs_file_mmap(). I'm putting it there, rather than in the > get_unmapped_area() path so it only needs to go in one place, than >

Re: hugepage: Fix broken check for offset alignment in hugepage mappings

2007-08-27 Thread Benjamin Herrenschmidt
On Mon, 2007-08-27 at 14:36 +1000, David Gibson wrote: This patch restores the check, removing it from prepare_hugepage_range() and putting it back into hugetlbfs_file_mmap(). I'm putting it there, rather than in the get_unmapped_area() path so it only needs to go in one place, than

Re: [RFC][PATCH 0/2 -mm] kexec based hibernation

2007-08-27 Thread Huang, Ying
On Mon, 2007-08-27 at 10:30 +0530, Vivek Goyal wrote: On Mon, Aug 27, 2007 at 09:14:05AM +0800, Huang, Ying wrote: Kexec base hibernation has some potential advantages over uswsusp and TuxOnIce (suspend2). Some most obvious advantages are: 1. The hibernation image size can exceed half of

Re: net/ipv4/fib_trie.c - compile error (Re: 2.6.23-rc3-mm1)

2007-08-27 Thread Jarek Poplawski
On 22-08-2007 19:03, Paul E. McKenney wrote: On Wed, Aug 22, 2007 at 05:41:11PM +0200, Adrian Bunk wrote: On Wed, Aug 22, 2007 at 05:30:13PM +0200, Gabriel C wrote: Got it with a randconfig ( http://194.231.229.228/kernel/mm/2.6.23-rc3-mm1/r/randconfig-8 ) ... net/ipv4/fib_trie.c: In

Re: Problems with disc-performance and libata

2007-08-27 Thread Oliver Janscheidt
Hi Michal, thanks for your reply! Am Montag, den 27.08.2007, 01:59 +0200 schrieb Michal Piotrowski: Hi Oliver, [Adding linux-ide to CC] On 26/08/07, Oliver Janscheidt [EMAIL PROTECTED] wrote: Hi, I'm using a Lenovo Thinkpad with TOSHIBA MK1234GS HD and MATSHITA DVD-RAM UJ-850 on

Re: [PATCH] SLUB use cmpxchg_local

2007-08-27 Thread Peter Zijlstra
On Tue, 2007-08-21 at 16:14 -0700, Christoph Lameter wrote: On Tue, 21 Aug 2007, Mathieu Desnoyers wrote: - Changed smp_rmb() for barrier(). We are not interested in read order across cpus, what we want is to be ordered wrt local interrupts only. barrier() is much cheaper than a

Re: [RFC][PATCH 0/2 -mm] kexec based hibernation

2007-08-27 Thread Vivek Goyal
On Mon, Aug 27, 2007 at 02:18:49PM +0800, Huang, Ying wrote: [..] If one compiles the kernel C to boot from reserved memory area (subset of memory area used by kernel B), then I can skip the step of kexecing from C to D? (COFIG_PHYSICAL_START) Yes. I think so. Alternatively, can

Re: Sleep problems with kernels = 2.6.21 on powerpc

2007-08-27 Thread Rogério Brito
Hi, Thanks, Michal. I didn't know who to include as the wizards of the matter. On Aug 27 2007, Michal Piotrowski wrote: [Adding STR wizards to CC] On 26/08/07, Rogério Brito [EMAIL PROTECTED] wrote: If I, on the other hand, use Debian's kernel 2.6.22 or compile my own kernel with just

Re: Sleep problems with kernels = 2.6.21 on powerpc

2007-08-27 Thread Tim Teulings
Hallo! I also have 800MHz iBook (2.2, 2 USB) and had the same problem with the 21.6.22 kernel a while ago and reverted back to 2.6.21. I'm not a kernel guy but I think I remember from kernel traces that it looked like (wise chosen words ;-)) that the problems had something to do with

Re: [PATCH][resend] fix IDE legacy mode resources

2007-08-27 Thread Jan Beulich
Please discuss. I don't think there's much to discuss - Yoichi Yuasa's changes can be simply brought through to the other patch (of which I continue to only state that X has a problem, the patch fixes it for me [and perhaps *only* me], and afaik X itself still hasn't been fixed in this respect).

[PATCH] Use helpers to obtain task pid in printks (arch code)

2007-08-27 Thread Pavel Emelyanov
From: Alexey Dobriyan [EMAIL PROTECTED] One of the easiest things to isolate is the pid printed in kernel log. There was a patch, that made this for arch-independent code, this one makes so for arch/xxx files. It took some time to cross-compile it, but hopefully these are all the printks in

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Andrew Morton
On Mon, 27 Aug 2007 02:45:02 +0200 Michal Piotrowski [EMAIL PROTECTED] wrote: Daniel Walker pisze: [snip] Have you considered maintaining all the lists in Bugzilla? Yes, I have considered it. Bugzilla sucks when it comes to tracking things. There is a regression field, but there are no

Re: [patch v2 1/1] md: Software Raid autodetect dev list not array

2007-08-27 Thread Michael Evans
On 8/26/07, Kyle Moffett [EMAIL PROTECTED] wrote: On Aug 26, 2007, at 08:20:45, Michael Evans wrote: Also, I forgot to mention, the reason I added the counters was mostly for debugging. However they're also as useful in the same way that listing the partitions when a new disk is added can

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Andrew Morton
On Mon, 13 Aug 2007 16:21:47 +0200 giggz [EMAIL PROTECTED] wrote: My mail is a little big. In order not to be blocked I try to attach it. Regards, Guillaume [bug_kernel.txt text/plain (29.5KB)] [1.] One line summary of the problem: On a laptop Aopen 1556 or 1557 my integrated

Re: [-mm PATCH 5/10] Memory controller task migration (v7)

2007-08-27 Thread YAMAMOTO Takashi
Allow tasks to migrate from one container to the other. We migrate mm_struct's mem_container only when the thread group id migrates. + /* + * Only thread group leaders are allowed to migrate, the mm_struct is + * in effect owned by the leader + */ + if (p-tgid !=

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread David Rees
On 8/26/07, Michal Piotrowski [EMAIL PROTECTED] wrote: Bugzilla sucks when it comes to tracking things. There is a regression field, but there are no difference between 2.6.22 and 2.6.23 regression. Here's how to use Bugzilla to track regressions between different kernel versions: Create a

resume failing on ATA controller

2007-08-27 Thread Dave Airlie
Hi, I've got an HP 2510p with a 965 mobile chipset and ICH8, lspci is at http://people.freedesktop.org/~airlied/hp2510p/hp-lspci-vv.txt Resume is failing on the hard disk resume by the looks of it (no video to prove it..) but I've rmmod nearly everything and my network interface comes back and

Re: binutils trouble was Re: [1/2] 2.6.23-rc3: known regressions with patches

2007-08-27 Thread Sam Ravnborg
On Tue, Aug 14, 2007 at 12:42:05AM +0200, Andi Kleen wrote: On Mon, Aug 13, 2007 at 11:29:47PM +0200, Adrian Bunk wrote: Debian 4.0 has older ones, and all distributions released more than a year ago for sure also have older ones (the required patch went into binutils CVS on 2006-05-30

Re: [PATCH][RFC] dynamic pipe resizing

2007-08-27 Thread Jens Axboe
On Fri, Aug 24 2007, Jan Engelhardt wrote: On Aug 24 2007 10:52, Jens Axboe wrote: Hi, Dabbling around with splice a bit, I added some code to change the size of a pipe. Currently it's hardcoded as 16 pages, with this patch you can shrink (if you wanted) or grow (the likely scenario) if

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Pierre Ossman
On Mon, 27 Aug 2007 00:57:10 -0700 Andrew Morton [EMAIL PROTECTED] wrote: I don't even know which subsystem is supposed to handle that device. Perhaps someone can tell us. It's a Secure Digital card slot? I think the MMC subsystem can handle some types SD cards, but not all? Perhaps

Re: Sleep problems with kernels = 2.6.21 on powerpc

2007-08-27 Thread Michel Dänzer
On Mon, 2007-08-27 at 03:52 -0300, Rogério Brito wrote: I did 13 compiles with git bisect and some of them were unsucessfuly compiled, which I am afraid that may miss the real cause if I tag them as being bad (which I did). Yes, don't mark such cases as bad or good but look for a nearby

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Giggz
Pierre Ossman a écrit : On Mon, 27 Aug 2007 00:57:10 -0700 Andrew Morton [EMAIL PROTECTED] wrote: I don't even know which subsystem is supposed to handle that device. Perhaps someone can tell us. It's a Secure Digital card slot? I think the MMC subsystem can handle some types SD cards,

RE: exception Emask: 0x42 errors with 2.6.22.x and SATA drives

2007-08-27 Thread Dermot Bradley
FWIW, I've got the HDMI version of this board and I have exactly the same problem (even with the newest BIOS) if nmi_watchdog is not set to zero. Try booting with nmi_watchdog=0 (default on x86-64, I think) and see if these go away. I guess the APIC has some difficulties handling NMIs. On

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Pierre Ossman
On Mon, 27 Aug 2007 11:00:04 +0200 Giggz [EMAIL PROTECTED] wrote: Hi, Thx for your interest for my problem. I have try the MMC layer and it doesn't work. But lot's of people on the web tell me, that their SD or MMC card are handled like USB (like storage). And in my case, nothing

Re: PROBLEM : On a laptop Aopen 1556 or 1557 my integrated card-reader doesn't work.

2007-08-27 Thread Giggz
Pierre Ossman a écrit : On Mon, 27 Aug 2007 11:00:04 +0200 Giggz [EMAIL PROTECTED] wrote: Hi, Thx for your interest for my problem. I have try the MMC layer and it doesn't work. But lot's of people on the web tell me, that their SD or MMC card are handled like USB (like storage). And in

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Jeff Garzik
Andrew Morton wrote: What I'm concerned about is that regressions which we didn't fix are just getting lost. Is anyone taking care to ensure that they are getting transitioned into bugzilla for tracking? Maybe this was a dumb assumption on my part, but I thought regressions were getting

Re: RFC: issues concerning the next NAPI interface

2007-08-27 Thread Jan-Bernd Themann
On Monday 27 August 2007 03:58, David Miller wrote: From: James Chapman [EMAIL PROTECTED] Date: Sun, 26 Aug 2007 20:36:20 +0100 David Miller wrote: From: James Chapman [EMAIL PROTECTED] Date: Fri, 24 Aug 2007 18:16:45 +0100 Does hardware interrupt mitigation really interact well

Re: [Tech-board-discuss] Re: [Ksummit-2007-discuss] Re: Linux Foundation Technical Advisory Board Elections

2007-08-27 Thread Jes Sorensen
Alan Cox wrote: although I would worry about their members only being the ones voting on the TAB for no other reason than the bias toward one distro only at this point in time. Given the complaint was about the question of correct selection of voters replacing the somewhat flawed kernel summit

Re: oracleasm driver into mainline?

2007-08-27 Thread Sam Ravnborg
On Sun, Aug 26, 2007 at 10:21:59PM +0200, Bjoern Boschman wrote: Hi, I just wanted to ask if there might be a possibility that the oracleasm kernel driver could find its way into the mainline kernel? Your mail is sent To: linux-kernel but the right thing is to ask Oracle. If Oracle want's to

[RFC] block_device_operations prototype changes

2007-08-27 Thread Al Viro
It's time to sanitize prototypes of bdev -open(), -release() and -ioctl(). This stuff had sat in need to fix for a long time and there is a bunch of bugs hard to fix without dealing with it. 1) -open() gets inode * and file *. Almost all instances use only inode-i_bdev

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Johannes Berg
On Fri, 2007-08-24 at 16:23 -0700, Andrew Morton wrote: The preferred way of doing this is via Kconfig, please. ie: add a CONFIG_HIBERNATION_HEADER to arch/x86_64/Kconfig. It would be better to do something like this in (say) suspend.h: #ifdef CONFIG_HIBERNATION_HEADER extern int

Re: CFS review

2007-08-27 Thread Ingo Molnar
* Al Boldi [EMAIL PROTECTED] wrote: could you send the exact patch that shows what you did? On 2.6.22.5-v20.3 (not v20.4): 340-curr-delta_exec += delta_exec; 341- 342-if (unlikely(curr-delta_exec sysctl_sched_stat_granularity)) { 343:// __update_curr(cfs_rq, curr);

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Rafael J. Wysocki
On Saturday, 25 August 2007 21:13, Johannes Berg wrote: On Fri, 2007-08-24 at 16:23 -0700, Andrew Morton wrote: The preferred way of doing this is via Kconfig, please. ie: add a CONFIG_HIBERNATION_HEADER to arch/x86_64/Kconfig. It would be better to do something like this in (say)

Re: [linux-pm] Re: [PATCH -mm 2/2] Hibernation: Arbitrary boot kernel support on x86_64

2007-08-27 Thread Johannes Berg
On Mon, 2007-08-27 at 13:06 +0200, Rafael J. Wysocki wrote: Well, I don't like the weak symbols stuff, but I have managed to limit the number of additional #ifdefs in snapshot.c to just one. The generic patch is now the following: Fine with me, I was just throwing out ideas anyway :)

Re: exception Emask: 0x42 errors with 2.6.22.x and SATA drives

2007-08-27 Thread Alistair John Strachan
On Monday 27 August 2007 10:28:09 Dermot Bradley wrote: [snip] Thanks for the help Alistair! One other point you may be able to help with - this is the first time I've used a dual core processor and I expected that /proc/interrupts would should interrupts distributed between both cores whereas

Pausing kernel boot messages

2007-08-27 Thread Esteban Fernandez
How do you pause the kernel boot messages ? ^S, Pause and Scroll lock do nothing and you can't Shift-Page-Up after a kernel panic. Thanks. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at

Re: [-mm PATCH 5/10] Memory controller task migration (v7)

2007-08-27 Thread Balbir Singh
YAMAMOTO Takashi wrote: Allow tasks to migrate from one container to the other. We migrate mm_struct's mem_container only when the thread group id migrates. +/* + * Only thread group leaders are allowed to migrate, the mm_struct is + * in effect owned by the leader + */ +

[PATCH 0/3] [RFC][PATCH] clustered writeback

2007-08-27 Thread Fengguang Wu
Chris, This is one possible implementation of the clustered writeback idea. It runs OK on ext3 (compiling, syncing, etc.). The patch is based on 2.6.23-rc3-mm1 and the writeback patches here: http://lkml.org/lkml/2007/8/19/10 By default, with many dirty inodes, it works as follows: - store

[PATCH 1/3] writeback: introduce queue_dirty()

2007-08-27 Thread Fengguang Wu
Introduce queue_dirty() to enqueue a newly dirtied inode. It helps remove duplicate code. Signed-off-by: Fengguang Wu [EMAIL PROTECTED] --- fs/fs-writeback.c | 21 + 1 file changed, 13 insertions(+), 8 deletions(-) --- linux-2.6.23-rc3-mm1.orig/fs/fs-writeback.c +++

[PATCH 2/3] writeback: introduce dirty_volatile_interval

2007-08-27 Thread Fengguang Wu
Introduce dirty_volatile_interval for the minimal dirty time. Inodes dirtied less than dirty_volatile_interval will not be considered for syncing by kupdate-style writeback. This new parameter will be used in clustered writeback. The old dirty_expire_interval is still(but less) respected. Cc:

[PATCH 3/3] writeback: writeback clustering by inode number

2007-08-27 Thread Fengguang Wu
Organize dirty inodes in the order of location instead of dirty time. It helps write extensive workloads to be more seek-friendly. There are 2 candidates for this feature: 1) XFS style piggybacking write all expired(age30s) inodes, plus the ones near them(any ages) 2)

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, Jeff Garzik [EMAIL PROTECTED] wrote: Andrew Morton wrote: What I'm concerned about is that regressions which we didn't fix are just getting lost. Is anyone taking care to ensure that they are getting transitioned into bugzilla for tracking? Maybe this was a dumb assumption

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, Andrew Morton [EMAIL PROTECTED] wrote: On Mon, 27 Aug 2007 02:45:02 +0200 Michal Piotrowski [EMAIL PROTECTED] wrote: Daniel Walker pisze: [snip] Have you considered maintaining all the lists in Bugzilla? Yes, I have considered it. Bugzilla sucks when it comes to

Re: Who wants to maintain KR list for stable releases? (was Re: nmi_watchdog=2 regression in 2.6.21)

2007-08-27 Thread Michal Piotrowski
On 27/08/07, David Rees [EMAIL PROTECTED] wrote: On 8/26/07, Michal Piotrowski [EMAIL PROTECTED] wrote: Bugzilla sucks when it comes to tracking things. There is a regression field, but there are no difference between 2.6.22 and 2.6.23 regression. Here's how to use Bugzilla to track

Re: Pausing kernel boot messages

2007-08-27 Thread Hans-Jürgen Koch
Am Montag 27 August 2007 13:21 schrieb Esteban Fernandez: How do you pause the kernel boot messages ? ^S, Pause and Scroll lock do nothing and you can't Shift-Page-Up after a kernel panic. These are functions of a shell (like bash), which you haven't got yet during kernel boot. You can read

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