Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Ingo Molnar
* Balaji Rao <[EMAIL PROTECTED]> wrote: > Hello, > > The following commit caused my X server to stop working. > > commit 99fc8d424bc5d803fe92cad56c068fe64e73747a > Author: Jesse Barnes <[EMAIL PROTECTED]> > Date: Wed Jan 30 13:33:18 2008 +0100 > > x86, 32-bit: trim memory not covered by

Re: [PATCH] USB: mark USB drivers as being GPL only

2008-02-07 Thread Diego Zuccato
Christer Weinigel ha scritto: I think it is perfectly within their rights to do so. I think it's kind of silly to try to hide it, if someone wants to boost the maximum transmit power, they're going to hack the firmware anyway. But if it makes Intel happy, well... :-) And break the HW :-) Actua

Re: [PATCH v2] mmc: extend ricoh_mmc to support Ricoh RL5c476

2008-02-07 Thread Pierre Ossman
On Mon, 4 Feb 2008 19:25:42 +0100 Frank Seidel <[EMAIL PROTECTED]> wrote: > From: Frank Seidel <[EMAIL PROTECTED]> > > This patch (base on current linus git tree plus Philip Langdales > suspend/resume patch) adds support for the Ricoh RL5c476 chip: > with this the mmc adapter that needs this disa

Re: [PATCH] x86_64: fix page table size

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > [PATCH] x86_64: fix page table size > Entering add_active_range(0, 1048576, 67239936) 2 entries of 3200 used > end_pfn_map = 67239936 > Kernel panic - not syncing: Overlapping early reservations 8000-109fff > PGTABLE to 9bc00-9dbff EBDA > > change back

Re: [patch 07/10] unprivileged mounts: add sysctl tunable for "safe" property

2008-02-07 Thread Miklos Szeredi
> > Maybe sysctls just need to check capabilities, instead of uids. I > > think that would make a lot of sense anyway. > > Would it be as simple as tagging the inodes with capability sets? One > set for writing, or one each for reading and writing? Yes, or something even simpler, like mapping t

[PATCH] m68k: kill page walker compile warning

2008-02-07 Thread Geert Uytterhoeven
The recently introduced page walker (walk_page_range()) calls pgd_offset with a const struct mm_struct pointer, causing the following compile warning on m68k: mm/pagewalk.c:111: warning: passing argument 1 of 'pgd_offset' discards qualifiers from pointer target type Make the `mm' parameter o

Re: [git pull] CPU isolation extensions

2008-02-07 Thread Andrew Morton
On Thu, 7 Feb 2008 01:59:54 -0600 Paul Jackson <[EMAIL PROTECTED]> wrote: > but hard real time is > not my expertise Speaking of which.. there is the -rt tree. Have those people had a look at the feature, perhaps played with the code? -- To unsubscribe from this list: send the line "unsubscribe

Re: [PATCH] x86_64: clean up find_e820_area

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > [PATCH] x86_64: clean up find_e820_area > > change size to unsigned long, becase caller and user all used unsigned > long. also make bad_addr take align. thanks, applied. [ tiny nitpicking detail: > -static inline int bad_addr(unsigned long *addrp,

Re: [PATCH v2] mmc: extend ricoh_mmc to support Ricoh RL5c476

2008-02-07 Thread Frank Seidel
Hi, On Thursday 07 February 2008 09:08, Pierre Ossman wrote: > On Mon, 4 Feb 2008 19:25:42 +0100 > Frank Seidel <[EMAIL PROTECTED]> wrote: > > Signed-off-by: Frank Seidel <[EMAIL PROTECTED]> > > I see you've guys have kept yourself busy in my absence. :) Yes, we really did :) > As for the patch

Re: [PATCHv2 2/3] x86: add a crc32 checksum to the kernel image.

2008-02-07 Thread Ian Campbell
On Wed, 2008-02-06 at 13:06 -0800, H. Peter Anvin wrote: [...some comments...] I fixed all of those up. Thanks, Ian. --- x86: add a crc32 checksum to the kernel image. Signed-off-by: Ian Campbell <[EMAIL PROTECTED]> Cc: Thomas Gleixner <[EMAIL PROTECTED]> Cc: Ingo Molnar <[EMAIL PROTECTED]> C

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Balaji Rao
On Thursday 07 February 2008 01:32:45 pm Ingo Molnar wrote: > * Balaji Rao <[EMAIL PROTECTED]> wrote: > > Hello, > > > > The following commit caused my X server to stop working. > > > > commit 99fc8d424bc5d803fe92cad56c068fe64e73747a > > Author: Jesse Barnes <[EMAIL PROTECTED]> > > Date: Wed Jan

Re: [git pull] CPU isolation extensions

2008-02-07 Thread Paul Jackson
Andrew wrote: > (and bear in mind that Paul has a track record of being wrong > on this :)) heh - I saw that . Max - Andrew's about right, as usual. You answered my initial questions on this patch set adequately, but hard real time is not my expertise, so in the final analysis, other than my s

Re: [PATCH] USB: mark USB drivers as being GPL only

2008-02-07 Thread Diego Zuccato
David Newall ha scritto: "Of course", because in many parts of the world, a device who's manufacturer fails to take reasonable steps to prevent it from being used outside regulatory limits is illegal. Providing source code not only is a failure to take those reasonable steps, but is quite the

Re: [2.6.24 regression][BUGFIX] numactl --interleave=all doesn't works on memoryless node.

2008-02-07 Thread KOSAKI Motohiro
Hi Lee-san Unfortunately, 2.6.24-mm1 can't boot on fujitsu machine. (hmm, origin.patch cause regression to pci initialization ;-) instead, I tested 2.6.24 + your patch. it seem work good :) Tested-by: KOSAKI Motohiro <[EMAIL PROTECTED]> and, I have a bit comment. > /* Do sanity checking on a

Re: [PATCH] x86_64: fix page table size

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > > btw., it would be nice to have some "lots of RAM simulation" > > debugging code which would just _fake_ a really large e820 map and > > would in the end throw away the 'fake' pages later during bootup. > > Perhaps tell the early allocator to never al

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Yinghai Lu
On Feb 7, 2008 12:21 AM, Balaji Rao <[EMAIL PROTECTED]> wrote: > On Thursday 07 February 2008 01:32:45 pm Ingo Molnar wrote: > > * Balaji Rao <[EMAIL PROTECTED]> wrote: > > > Hello, > > > > > > The following commit caused my X server to stop working. > > > > > > commit 99fc8d424bc5d803fe92cad56c068

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Yinghai Lu
On Feb 7, 2008 12:02 AM, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * Balaji Rao <[EMAIL PROTECTED]> wrote: > > > Hello, > > > > The following commit caused my X server to stop working. > > > > commit 99fc8d424bc5d803fe92cad56c068fe64e73747a > > Author: Jesse Barnes <[EMAIL PROTECTED]> > > Date:

Re: [PATCH] x86_64: fix page table size

2008-02-07 Thread Yinghai Lu
On Feb 7, 2008 12:09 AM, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * Yinghai Lu <[EMAIL PROTECTED]> wrote: > > > [PATCH] x86_64: fix page table size > > > Entering add_active_range(0, 1048576, 67239936) 2 entries of 3200 used > > end_pfn_map = 67239936 > > Kernel panic - not syncing: Overlapping e

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > then title for patch is not right > > > x86, 32-bit: trim memory not covered by wb mtrrs > > should be > > x86_64: trim memory not covered by wb mtrrs indeed :) Although further reading into the commit clearly tells us that this is 64-bit only for

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > minor difference > + trim_start = highest_pfn << PAGE_SHIFT; > + trim_size = end_pfn << PAGE_SHIFT; > > could cause some problem with 32 bit kernel when mem > 4g. becase > highest_pfn and end_pfn is unsigned long aka 32 bit .

Bug? Kernels 2.6.2x drops TCP packets over wireless (independent of card used)

2008-02-07 Thread Marcin Koziej
Hello, I have problem with wireless network connectivity; I have tested this on two wireless cards, both giving same results: These are: 1) 02:00.0 Ethernet controller: Atheros Communications, Inc. AR5212 802.11abg NIC (rev 01) working under madwifi-0.9.3.3 2) 00:0a.0 Ethernet controller: Linksys

Implementing events about block layer errors?

2008-02-07 Thread Stanislaw Gruszka
Hello. My boss wants me to add disk errors uevents, to get information on faulty devices. He told me catching dmesg information using syslog is not reliable and he would like to get 100% certain information. I know there are currently implemented uevents in the device mapper layer, but they are li

Re: 2.6.24-git15 Keyboard Issue?

2008-02-07 Thread Jiri Kosina
On Wed, 6 Feb 2008, Chris Holvenstot wrote: > I have several hours of running aith nohpet and X's affinity set to 2 > instead of 3 and so far everything is running flawlessly. Great, so this definitely is some kind of timing issue, thanks for verifying that. > which has the same suggestion (tas

[PATCH 0/8] IO queuing and complete affinity

2008-02-07 Thread Jens Axboe
Hi, Since I'll be on vacation next week, I thought I'd send this out in case people wanted to play with it. It works here, but I haven't done any performance numbers at all. Patches 1-7 are all preparation patches for #8, which contains the real changes. I'm not particularly happy with the arch i

[PATCH 2/8] Add interface for queuing work on a specific CPU

2008-02-07 Thread Jens Axboe
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- include/linux/workqueue.h |1 + kernel/workqueue.c| 15 +++ 2 files changed, 16 insertions(+), 0 deletions(-) diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 7f28c32..4c46944 100644 --- a/include/

[PATCH 1/8] block: split softirq handling into blk-softirq.c

2008-02-07 Thread Jens Axboe
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- block/Makefile |3 +- block/blk-core.c| 88 --- block/blk-softirq.c | 103 +++ 3 files changed, 105 insertions(+), 89 deletions(-) create mode

[PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Jens Axboe
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- arch/x86/kernel/smp_32.c | 15 +++ arch/x86/kernel/smpboot_32.c |3 +++ include/asm-x86/hw_irq_32.h|1 + include/asm-x86/mach-default/entry_arch.h |1 + include/asm-x86/mach

[PATCH 5/8] x86-64: add support for remotely triggering the block softirq

2008-02-07 Thread Jens Axboe
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- arch/x86/kernel/entry_64.S |3 +++ arch/x86/kernel/i8259_64.c |3 +++ arch/x86/kernel/smp_64.c| 15 +++ include/asm-x86/hw_irq_64.h |2 ++ 4 files changed, 23 insertions(+), 0 deletions(-) diff --git a/arch/x86/kern

[PATCH 6/8] ia64: add support for remotely triggering the block softirq

2008-02-07 Thread Jens Axboe
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- arch/ia64/kernel/smp.c | 14 ++ 1 files changed, 14 insertions(+), 0 deletions(-) diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index 4e446aa..96f8ffa 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@

[PATCH 3/8] block: make kblockd_schedule_work() take the queue as parameter

2008-02-07 Thread Jens Axboe
Preparatory patch for checking queuing affinity. Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- block/as-iosched.c |6 +++--- block/blk-core.c |8 block/cfq-iosched.c|2 +- include/linux/blkdev.h |2 +- 4 files changed, 9 insertions(+), 9 deletions(-) di

[PATCH 7/8] kernel: add generic softirq interface for triggering a remote softirq

2008-02-07 Thread Jens Axboe
This only works for the block softirq, due to the hackish method of the arch implementations. Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- include/linux/smp.h |5 + kernel/softirq.c|7 +++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/include/linux/smp.h

[PATCH 8/8] block: add test code for testing CPU affinity

2008-02-07 Thread Jens Axboe
Supports several modes: - Force IO queue affinity to a specific mask of CPUs - Force IO completion affinity to a specific mask of CPUs - Force completion of a request on the same CPU that queued it Test code so far. Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> --- block/blk-core.c | 80

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Yinghai Lu
On Feb 7, 2008 1:04 AM, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * Yinghai Lu <[EMAIL PROTECTED]> wrote: > > > minor difference > > + trim_start = highest_pfn << PAGE_SHIFT; > > + trim_size = end_pfn << PAGE_SHIFT; > > > > could cause some problem with 32 bit kernel wh

Re: [PATCH][USBATM]: convert heavy init dances to kthread API

2008-02-07 Thread Pavel Emelyanov
Duncan Sands wrote: > Hi, > >> The problem is that I couldn't find the maintainer for the code >> in drivers/usb/atm/. > > that would be me (though since I haven't used this modem in years I would > be more than happy to hand it off to someone else). > >> Besides, I don't have a proper hardware

Re: [PATH] misc,acpi,backlight: Compal Laptop Extras (2nd try)

2008-02-07 Thread Richard Purdie
On Tue, 2008-02-05 at 18:38 +0100, Cezary Jackiewicz wrote: > From: Cezary Jackiewicz <[EMAIL PROTECTED]> > > This is driver for Compal Laptop: FL90/IFL90, based on MSI > driver. > > This driver exports a few files in /sys/devices/platform/compal-laptop/: > lcd_level - screen brightness: contain

Build failure on arch/x86/vdso/built-in.o: In function `init_vdso_vars'

2008-02-07 Thread Priit Laes
Hey, This is with latest Linus's tree. It started IIRC just after the big x86 merge. Machine is amd64, no 32-bit emulation set. .config here: http://plaes.org/files/2008-Q1/dot_config_VDSO64_error [snip] LD vmlinux.o MODPOST vmlinux.o modpost: Found 29 section mismatch(es). To see full d

Re: [PATCH] leds: Add support for power LED on WRAP systems

2008-02-07 Thread Richard Purdie
On Tue, 2008-02-05 at 21:51 +0100, Sven Wegener wrote: > WRAP systems have an additional LED. The power LED is normally lit after boot > and doesn't serve any other purpose besides showing that the system is powered > on. Nevertheless, its state is controllable and we can attach a trigger to it. T

Re: 2.6.26-git0: IDE oops during boot

2008-02-07 Thread Kamalesh Babulal
Bartlomiej Zolnierkiewicz wrote: > Hi, > > On Wednesday 06 February 2008, Pavel Machek wrote: >> On Wed 2008-02-06 11:53:34, Pavel Machek wrote: >>> Hi! >>> >>> Trying to boot 2.6.25-git0 (few days old), I get >>> >>> BUG: unable to handle kernel paging request at ..ffb0 >>> IP at init_irq+0x4

Re: [PATCH] Add IPv6 support to TCP SYN cookies

2008-02-07 Thread Eric Dumazet
Evgeniy Polyakov a écrit : On Wed, Feb 06, 2008 at 10:30:24AM -0800, Glenn Griffin ([EMAIL PROTECTED]) wrote: +static u32 cookie_hash(struct in6_addr *saddr, struct in6_addr *daddr, + __be16 sport, __be16 dport, u32 count, int c) +{ + __u32 tmp[16 + 5 + SHA_WORKSPA

Re: [PATCH 2/8] Add interface for queuing work on a specific CPU

2008-02-07 Thread Andrew Morton
On Thu, 7 Feb 2008 10:18:59 +0100 Jens Axboe <[EMAIL PROTECTED]> wrote: > Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> > --- > include/linux/workqueue.h |1 + > kernel/workqueue.c| 15 +++ > 2 files changed, 16 insertions(+), 0 deletions(-) > > diff --git a/include/li

Re: 2.6.24-git15 Keyboard Issue?

2008-02-07 Thread Chris Holvenstot
Jiri - I have just started the build on the 2.6.24-git16 product and when it is done I will come up with just the nohpet parameter - forgoing the previouosly used taskset command. Do you want me to do this using the git15 kernel I built yesterday, or the new git16 kernel? (I was not sure if yo

Re: [PATCH] leds: Add support for power LED on WRAP systems

2008-02-07 Thread Sven Wegener
On Thu, 7 Feb 2008, Richard Purdie wrote: On Tue, 2008-02-05 at 21:51 +0100, Sven Wegener wrote: WRAP systems have an additional LED. The power LED is normally lit after boot and doesn't serve any other purpose besides showing that the system is powered on. Nevertheless, its state is controllab

Re: [PATCH] Document randomize_va_space and CONFIG_COMPAT_BRK (was Re: [PATCH 2/2] ASLR: add possibility for more fine-grained tweaking)

2008-02-07 Thread Jiri Kosina
On Thu, 7 Feb 2008, Ingo Molnar wrote: > > Still, I think that we want the Documentation/sysctl/kernel.txt part > > of my patch probably. Updated patch below. > thanks, applied. .. and I have just noticed that my patch was by mistake missing signoff. Could you please add Signed-off-by: Jiri K

Re: kernel support for newer UDF versions (> 2.01)

2008-02-07 Thread Jan Kara
On Wed 06-02-08 20:45:21, Christoph Anton Mitterer wrote: > Hi. > > On Wed, 2008-02-06 at 17:36 +0100, Jan Kara wrote: > > I think there's a patch for 2.50 support which is quite recent (2.6.24). > > I plan to merge the support when Sebastian submits it (I'm already in > > contact with him regardi

Re: [PATCH 2/8] Add interface for queuing work on a specific CPU

2008-02-07 Thread Jens Axboe
On Thu, Feb 07 2008, Andrew Morton wrote: > On Thu, 7 Feb 2008 10:18:59 +0100 Jens Axboe <[EMAIL PROTECTED]> wrote: > > > Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> > > --- > > include/linux/workqueue.h |1 + > > kernel/workqueue.c| 15 +++ > > 2 files changed, 16 in

Re: [PATCH][USBATM]: convert heavy init dances to kthread API

2008-02-07 Thread Duncan Sands
Hi Pavel, > >> @@ -1014,11 +1015,7 @@ static int usbatm_do_heavy_init(void *arg) > >>struct usbatm_data *instance = arg; > >>int ret; > >> > >> - daemonize(instance->driver->driver_name); > >>allow_signal(SIGTERM); > >> - instance->thread_pid = current->pid; > >> - > >> - complete

Re: tg3 broken after "PCI: Fix bus resource assignment on 32 bits with 64b resources"

2008-02-07 Thread Alexey Dobriyan
On Thu, Feb 07, 2008 at 08:15:26AM +1100, Benjamin Herrenschmidt wrote: > > > > > BTW, "[PATCH] x86_32: fix regression caused by trim ram according to mtrr > > on system with 4G more RAM" > > http://marc.info/?l=linux-kernel&m=120229095121673&w=2 > > fixes this box too and I have back all 4G of

Re: [PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Ingo Molnar
* Jens Axboe <[EMAIL PROTECTED]> wrote: > Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> > --- > arch/x86/kernel/smp_32.c | 15 +++ > arch/x86/kernel/smpboot_32.c |3 +++ > include/asm-x86/hw_irq_32.h|1 + > include/asm-x86/mac

Re: [PATCH/HP6XX] - Add leds support to the HP Jornada 6xx handheld

2008-02-07 Thread Richard Purdie
On Tue, 2008-02-05 at 19:13 +0100, Kristoffer Ericson wrote: > Richard, I've been told from paul that I should seek another solution > for my hd6446x.h merger (perhaps mfd driver). So this patch > is against linux-2.6.git with the header and defines changed back to > old style. Tested to compile. I

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Ingo Molnar
* Yinghai Lu <[EMAIL PROTECTED]> wrote: > On Feb 7, 2008 1:04 AM, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > > > * Yinghai Lu <[EMAIL PROTECTED]> wrote: > > > > > minor difference > > > + trim_start = highest_pfn << PAGE_SHIFT; > > > + trim_size = end_pfn << PAGE_SHIFT

Re: [PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Jens Axboe
On Thu, Feb 07 2008, Ingo Molnar wrote: > > * Jens Axboe <[EMAIL PROTECTED]> wrote: > > > Signed-off-by: Jens Axboe <[EMAIL PROTECTED]> > > --- > > arch/x86/kernel/smp_32.c | 15 +++ > > arch/x86/kernel/smpboot_32.c |3 +++ > > include/asm-x86/hw

Re: [PATCH][USBATM]: convert heavy init dances to kthread API

2008-02-07 Thread Pavel Emelyanov
Duncan Sands wrote: > Hi Pavel, > @@ -1014,11 +1015,7 @@ static int usbatm_do_heavy_init(void *arg) struct usbatm_data *instance = arg; int ret; - daemonize(instance->driver->driver_name); allow_signal(SIGTERM); - instance->thread_pid = current->pid;

Re: where is the capset kernel module?

2008-02-07 Thread Jeff Chua
On Feb 7, 2008 11:23 AM, <[EMAIL PROTECTED]> wrote: > Odd, I thought the help text was originally far more helpful, including > a url. The message isn't telling you you need a kernel module, but that > you are using an old libcap. It isn't a real problem right now if > you're not using the SMAC

Re: Latest git oopses during boot

2008-02-07 Thread Andrew Morton
(cc's restored, and expanded a bit) On Thu, 7 Feb 2008 10:44:29 +0100 "Harald Arnesen" <[EMAIL PROTECTED]> wrote: > On Feb 6, 2008 11:47 PM, Andrew Morton <[EMAIL PROTECTED]> wrote: > > On Wed, 6 Feb 2008 17:32:22 +0100 > > "Harald Arnesen" <[EMAIL PROTECTED]> wrote: > > > > > Photo of screen at

Re: [PATCH 2/2] ASLR: add possibility for more fine-grained tweaking

2008-02-07 Thread Geert Uytterhoeven
On Wed, 6 Feb 2008, Ingo Molnar wrote: > @@ -541,6 +541,18 @@ config ELF_CORE > help > Enable support for generating core dumps. Disabling saves about 4k. > > +config COMPAT_BRK > + bool "Disable heap randomization" > + default y > + help > + Randomizing heap place

Re: [PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Ingo Molnar
* Jens Axboe <[EMAIL PROTECTED]> wrote: > > on the more conceptual level, shouldnt we just move to threads > > instead of softirqs? That way you can become affine to any CPU and > > can do cross-CPU wakeups anytime - which will be nice and fast via > > the smp_reschedule_interrupt() facility.

Re: remount-ro & umount & quota interaction

2008-02-07 Thread Jan Kara
> For a long time I'm bitten by a bad interaction > of mount -o remount,ro and quota operations. > > The sequence is as follows: > > mount /fs > quotaon -ug /fs > mount -o remount,ro /fs > umount /fs > > At this point, umount never returns. /proc/$pid/wchan > shows vfs_quota_off: > > Feb

Re: [PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Jens Axboe
On Thu, Feb 07 2008, Ingo Molnar wrote: > > * Jens Axboe <[EMAIL PROTECTED]> wrote: > > > > on the more conceptual level, shouldnt we just move to threads > > > instead of softirqs? That way you can become affine to any CPU and > > > can do cross-CPU wakeups anytime - which will be nice and fas

Re: [PATCH 2/2] ASLR: add possibility for more fine-grained tweaking

2008-02-07 Thread Ismail Dönmez
At Thursday 07 February 2008 around 12:23:50 Geert Uytterhoeven wrote: > On Wed, 6 Feb 2008, Ingo Molnar wrote: > > @@ -541,6 +541,18 @@ config ELF_CORE > >   help > >     Enable support for generating core dumps. Disabling saves about > > 4k. > > +config COMPAT_BRK > > + bool "Disable

Re: [PATCH 2/2] ASLR: add possibility for more fine-grained tweaking

2008-02-07 Thread Ingo Molnar
* Geert Uytterhoeven <[EMAIL PROTECTED]> wrote: > On Wed, 6 Feb 2008, Ingo Molnar wrote: > > @@ -541,6 +541,18 @@ config ELF_CORE > > help > > Enable support for generating core dumps. Disabling saves about 4k. > > > > +config COMPAT_BRK > > + bool "Disable heap randomization" > > +

Re: feature-removal-schedule.txt is getting out of date again

2008-02-07 Thread Robert P. J. Day
On Wed, 6 Feb 2008, Harvey Harrison wrote: > On Wed, 2008-02-06 at 20:54 +0100, Bartlomiej Zolnierkiewicz wrote: > > Hi, > > > > On Wednesday 06 February 2008, Robert P. J. Day wrote: > > > > > > yes, i realize i'm sounding like a broken record but, once again, > > > Documentation/feature-remova

Cardbus/Yenta/PCI/2.6.24 help

2008-02-07 Thread Christophe Huygens
Hi, I have a problem getting a PCI to Cardbus adapter to work on a dell 1550 server. I have been truying for days to get this going but I cannot figure out what is wrong. As far as I understand, all should be ok in terms ok irqs, and resource windows., PCI.. This machine has 2G memory and 2 CPUs.

[GIT PULL] LED updates

2008-02-07 Thread Richard Purdie
Linus, Could you please pull from: git://git.o-hand.com/linux-rpurdie-leds for-linus for the LED tree updates for 2.6.25. This includes a couple of new drivers, removal of a now superseded driver, some extensions to some existing drivers and some LED class enhancements/bugfixes. Most of this has

Re: [PATCH 2/2] ASLR: add possibility for more fine-grained tweaking

2008-02-07 Thread Geert Uytterhoeven
On Thu, 7 Feb 2008, Ingo Molnar wrote: > * Geert Uytterhoeven <[EMAIL PROTECTED]> wrote: > > On Wed, 6 Feb 2008, Ingo Molnar wrote: > > > @@ -541,6 +541,18 @@ config ELF_CORE > > > help > > > Enable support for generating core dumps. Disabling saves about 4k. > > > > > > +config COMPAT_BRK

Re: OOPS in sysctl.c

2008-02-07 Thread Holger Schurig
On Wednesday 06 February 2008 20:03:53 you wrote: > Please, post .config and "ls -lR /proc/sys" output _before_ > suspend/resume. Just a note: I don't use vanilla v2.6.24, but v2.6.24 plus a bunch of patches on top of it. I minimized them and for v2.6.24, this is the minimal number of patches ne

Re: OOPS in sysctl.c

2008-02-07 Thread Holger Schurig
> Please, post .config and "ls -lR /proc/sys" output _before_ > suspend/resume. # # Automatically generated make config: don't edit # Linux kernel version: 2.6.24 # Thu Feb 7 11:43:09 2008 # CONFIG_ARM=y CONFIG_SYS_SUPPORTS_APM_EMULATION=y CONFIG_GENERIC_GPIO=y CONFIG_GENERIC_TIME=y CONFIG_GENERI

[patch] block layer: kmemcheck fixes

2008-02-07 Thread Ingo Molnar
* Jens Axboe <[EMAIL PROTECTED]> wrote: > [...] but may not post anything until after my vacation. oh, you going on a vacation. I am sitting on a few block layer patches you might be interested in :-) i am playing with Vegard Nossum's kmemcheck on x86 (with much help from Pekka Enberg for the

Re: remount-ro & umount & quota interaction

2008-02-07 Thread Michael Tokarev
Jan Kara wrote: [deadlock after remount-ro followed with umount when quota is enabled] > Of course, thanks for report :). The problem is we allow remounting > read only which we should refuse when quota is enabled. I'll fix that in > a minute. Hmm. While that will prevent the lockup, maybe it

Re: [PATCH 24/27] NFS: Use local caching [try #2]

2008-02-07 Thread David Howells
Chuck Lever <[EMAIL PROTECTED]> wrote: > > @@ -95,12 +100,25 @@ struct nfs_server { > > unsigned intacdirmin; > > unsigned intacdirmax; > > unsigned intnamelen; > > + unsigned intoptions;/* extra options enabled by > > mount */

[GIT PULL] Backlight updates

2008-02-07 Thread Richard Purdie
Linus, Could you please pull from: git://git.o-hand.com/linux-rpurdie-backlight for-linus for the backlight tree updates for 2.6.25. This includes a new driver and an optimisation for the class. Both changes have been testing in -mm for quite a while. Thanks, Richard drivers/video/backlight/K

Re: [PATCH 4/8] x86: add support for remotely triggering the block softirq

2008-02-07 Thread Ingo Molnar
* Jens Axboe <[EMAIL PROTECTED]> wrote: > > pick up the threaded softirq patches from -rt, those move all > > softirqs processing into kernel threads. I'd suggest to extend those > > via wakeup-from-remote functionality - it fits the construct quite > > naturally. You should also be able to di

Re: 2.6.24-git15 Keyboard Issue?

2008-02-07 Thread Chris Holvenstot
Jiri - I have been up and running now for about a half hour – since I did not hear your preference I stayed with git15 instead of jumping up to git16 in an attempt to avoid introducing any unwanted changes. The only non-standard thing I did was to use the nohpet directive at boot time - I did

Re: 2.6.24-git15 Keyboard Issue?

2008-02-07 Thread Jiri Kosina
On Thu, 7 Feb 2008, Chris Holvenstot wrote: > I have been up and running now for about a half hour - since I did not > hear your preference I stayed with git15 instead of jumping up to git16 > in an attempt to avoid introducing any unwanted changes. > > The only non-standard thing I did was to

Re: [PATCH] ext3 can fail badly when device stops accepting BIO_RW_BARRIER requests.

2008-02-07 Thread Jan Kara
Hi Neil, > Some devices - notably dm and md - can change their behaviour in > response to BIO_RW_BARRIER requests. They might start out accepting > such requests but on reconfiguration, they find out that they cannot > any more. > > ext3 (and other filesystems) deal with this by always testing

Re: OOPS in sysctl.c

2008-02-07 Thread Holger Schurig
> erp. We'd really like to know what we did to fix it, and then > get that fix back into 2.6.24.x. Agreed :-) One more finding: after turning off CONFIG_SLUB and usng CONFIG_SLAB instead, I cannot reproduce the bug. Also, a quite bit Qt-Embedded 3.x programm survives without any trouble the

Re: Latest git oopses during boot

2008-02-07 Thread Harald Arnesen
On 2/7/08, Andrew Morton <[EMAIL PROTECTED]> wrote: > > (cc's restored, and expanded a bit) Ah, sorry, not used to gmail's web interface. Clicked the wrong button. > > Seems to be the advansys driver, so I tried to remove it - and indeed, > > the kernel now boots. So I guess it's either that driv

Re: Latest git oopses during boot

2008-02-07 Thread Christoph Hellwig
On Thu, Feb 07, 2008 at 12:14:56PM +0100, Harald Arnesen wrote: > > The only recent changes to drivers/scsi/advansys.c are > > > > commit b80ca4f7ee36c26d300c5a8f429e73372d153379 > > Author: FUJITA Tomonori <[EMAIL PROTECTED]> > > Date: Sun Jan 13 15:46:13 2008 +0900 > > > > [SCSI] replace si

Re: [PATCH][Regression] x86, 32-bit: trim memory not covered by wb mtrrs - FIX

2008-02-07 Thread Balaji Rao
On Thursday 07 February 2008 02:20:35 pm Yinghai Lu wrote: > > Cool! Yes, Yinghai Lu's patch indeed is the same as mine and its really > > surprising that we've used the same variable name too! :) > > minor difference > + trim_start = highest_pfn << PAGE_SHIFT; > + trim

Re: [bisected] Re: [bug] networking broke, ssh: connect to port 22: Protocol error

2008-02-07 Thread Ingo Molnar
* Casey Schaufler <[EMAIL PROTECTED]> wrote: > > So unlike some other security modules like SELINUX, enabling SMACK > > breaks un-aware userspace and breaks TCP networking? > > > > I dont think that's expected behavior - and i'd definitely like to > > enable SMACK in automated tests to check f

Re: [PATCH] x86_64: fix page table size

2008-02-07 Thread Ingo Molnar
* Andi Kleen <[EMAIL PROTECTED]> wrote: > Yinghai Lu <[EMAIL PROTECTED]> writes: > > > > diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c > > index eb376b5..31f0e82 100644 > > --- a/arch/x86/mm/init_64.c > > +++ b/arch/x86/mm/init_64.c > > @@ -370,7 +370,7 @@ static void __init find_ear

Re: [PATCH] [resend] 3c509: convert to isa_driver and pnp_driver v3

2008-02-07 Thread Marc Zyngier
> "Ondrej" == Ondrej Zary <[EMAIL PROTECTED]> writes: Ondrej> Tested using 3 ISA cards in various combinations of PnP and non-PnP modes. Ondrej> #ifdef CONFIG_EISA Ondrej> ret = eisa_driver_register(&el3_eisa_driver); Ondrej> + if (!ret) Ondrej> + eisa_registeted

Re: T61P sound issue

2008-02-07 Thread Lukas Hejtmanek
Hello, I have T61 and have no problem with sound. No sound problem could arise from hw mute that is controlled via volume buttons. Volume mute does just mute (*no unmute*!), buttons volume up/down unmutes volume. There is bar "Speaker" in alsa mixer, must not be muted. -- Lukáš Hejtmánek -- To

Re: [kvm-devel] [PATCH][RFC] SVM: Add Support for Nested Paging in AMD Fam16 CPUs

2008-02-07 Thread Joerg Roedel
On Sun, Jan 27, 2008 at 10:57:07AM +0200, Avi Kivity wrote: > Very nice patchset; small, simple, and clean. Apart from the comments > I already posted, I'd like to avoid the term 'hap': I find it > non-descriptive, and it reminds me of another hypervisor. I suggest > 'tlp' for two-level paging.

Re: [PATCH 1/3] KGDB: Major refactoring

2008-02-07 Thread Ingo Molnar
* Jason Wessel <[EMAIL PROTECTED]> wrote: > > Could you try something else too perhaps, which would be way useful > > for me: to add a sysctl flag (or something like that) to change > > kgdboc to accept a Ctrl-C and break into kgdb mode? [this means a > > simple Ctrl-C on a kgdboc line would b

Re: [stable] The SMP alternatives code breaks exception fixup?

2008-02-07 Thread Thomas Gleixner
On Wed, 6 Feb 2008, Greg KH wrote: > On Tue, Jan 22, 2008 at 03:19:33PM -0500, Chuck Ebbert wrote: > > On 01/22/2008 07:35 AM, Thomas Gleixner wrote: > > > > > > That's a long standing bug in both the PI futex and the standard futex > > > code. Needs to go to stable as well. > > > > > > > Here'

Re: [PATCH], issue EOI to APIC prior to calling crash_kexec in die_nmi path

2008-02-07 Thread Neil Horman
On Wed, Feb 06, 2008 at 05:31:11PM -0700, Eric W. Biederman wrote: > Ingo Molnar <[EMAIL PROTECTED]> writes: > > > * H. Peter Anvin <[EMAIL PROTECTED]> wrote: > > > >>> I am wondering if interrupts are disabled on crashing cpu or if > >>> crashing cpu is inside die_nmi(), how would it stop/preven

Re: [PATCH], issue EOI to APIC prior to calling crash_kexec in die_nmi path

2008-02-07 Thread Ingo Molnar
* Neil Horman <[EMAIL PROTECTED]> wrote: > Ingo noted a few posts down the nmi_exit doesn't actually write to the > APIC EOI register, so yeah, I agree, its bogus (and I apologize, I > should have checked that more carefully). Nevertheless, this patch > consistently allowed a hangning machine

[PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture

2008-02-07 Thread Hans-Jürgen Koch
From: Hans J Koch <[EMAIL PROTECTED]> To: linux-kernel@vger.kernel.org Cc: [EMAIL PROTECTED] Cc: Greg KH <[EMAIL PROTECTED]> Subject: arch/arm/Kconfig: Make UIO available on ARM architecture Source drivers/uio/Kconfig to make UIO available in menuconfig if ARCH=arm. I already posted this a few mon

Re: 2.6.24 says "serial8250: too much work for irq4" a lot.

2008-02-07 Thread Ingo Molnar
* H. Peter Anvin <[EMAIL PROTECTED]> wrote: >> (If it's a qemu issue, I can go bother them. It's possible that qemu >> isn't delivering interrupts as often as it expects, since that's >> limited by the granularity of the host timer; I know the clock in >> qemu can run a bit slow because it on

Re: [PATCH] USB: mark USB drivers as being GPL only

2008-02-07 Thread David Newall
Marcel Holtmann wrote: >>> If the developers say that this symbol can only be used in GPL code (and >>> with EXPORT_SYMBOL_GPL it is quite clear) then you have to obey to that >>> license or don't use this symbol at all. >>> Not sure who wrote the above, but it contains a glaring legal error

Re: [PATCH 4/4] x86 mmiotrace: move files into arch/x86/mm/

2008-02-07 Thread Ingo Molnar
Pekka, i've picked up your latest cleanups, but a fundamental worry still remains: all the ugly 'custom pagefault handlers' stuff. Lets just have one clean direct callback to mmiotrace, ok? Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a

Re: [PATCH] USB: mark USB drivers as being GPL only

2008-02-07 Thread David Newall
Alan Cox wrote: >> If we're still talking about whether a kernel module is required to be >> released under GPL, then yes, this is not a gray area. This is something >> that authors of original works can decide for themselves. They have no >> ^^^ > > Onl

[PATCH 1/8] SVM: move feature detection to hardware setup code

2008-02-07 Thread Joerg Roedel
By moving the SVM feature detection from the each_cpu code to the hardware setup code it runs only once. As an additional advance the feature check is now available earlier in the module setup process. Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]> --- arch/x86/kvm/svm.c |4 +++- 1 files cha

KVM: add support for SVM Nested Paging

2008-02-07 Thread Joerg Roedel
Hi, here is the improved patchset which adds support for the Nested Paging feature of the AMD Barcelona and Phenom processors to KVM. The patch set was successfully install- and runtime-tested with various guest operating systems (64 bit, 32 bit legacy and 32 bit PAE Linux, Windows 64 bit and 32 b

[PATCH 5/8] MMU: make the __nonpaging_map function generic

2008-02-07 Thread Joerg Roedel
The mapping function for the nonpaging case in the softmmu does basically the same as required for Nested Paging. Make this function generic so it can be used for both. Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]> --- arch/x86/kvm/mmu.c |7 +++ 1 files changed, 3 insertions(+), 4 delet

Re: 2.6.24-git15 Keyboard Issue?

2008-02-07 Thread Thomas Gleixner
On Thu, 7 Feb 2008, Jiri Kosina wrote: > On Thu, 7 Feb 2008, Chris Holvenstot wrote: > > > I have been up and running now for about a half hour - since I did not > > hear your preference I stayed with git15 instead of jumping up to git16 > > in an attempt to avoid introducing any unwanted chang

[PATCH 3/8] SVM: add module parameter to disable Nested Paging

2008-02-07 Thread Joerg Roedel
To disable the use of the Nested Paging feature even if it is available in hardware this patch adds a module parameter. Nested Paging can be disabled by passing npt=0 to the kvm_amd module. Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]> --- arch/x86/kvm/svm.c |8 1 files changed, 8

[PATCH 6/8] X86: export the load_pdptrs() function to modules

2008-02-07 Thread Joerg Roedel
The load_pdptrs() function is required in the SVM module for NPT support. Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]> --- arch/x86/kvm/x86.c |1 + include/asm-x86/kvm_host.h |2 ++ 2 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm

[PATCH 7/8] MMU: add TDP support to the KVM MMU

2008-02-07 Thread Joerg Roedel
This patch contains the changes to the KVM MMU necessary for support of the Nested Paging feature in AMD Barcelona and Phenom Processors. Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]> --- arch/x86/kvm/mmu.c | 79 ++-- arch/x86/kvm/mmu.h |6 +

[PATCH 4/8] X86: export information about NPT to generic x86 code

2008-02-07 Thread Joerg Roedel
The generic x86 code has to know if the specific implementation uses Nested Paging. In the generic code Nested Paging is called Two Dimensional Paging (TDP) to avoid confusion with (future) TDP implementations of other vendors. This patch exports the availability of TDP to the generic x86 code. Si

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