Re: [PATCH] ALSA: hda-intel - Disable MSI support by default

2006-11-16 Thread Olivier Nicolas
Takashi Iwai wrote: At Wed, 15 Nov 2006 14:15:45 -0500, Jeff Garzik wrote: ACK the pci_intx() calls, NAK the obviously overweight spinlock changes. The spinlock changes are completely unnecessary. Just look at any other (non-ALSA) PCI driver. Existing "spin_lock()" is fine for both PCI sha

Re: [PATCH] hfs: correct return value in hfs_fill_super()

2006-11-16 Thread Eric Paris
On Thu, 2006-11-16 at 17:18 -0500, Eric Paris wrote: > When an invalid hfs filesystem image is mounted it may cause a number of > different oops. One filesystem image which triggers this problem can be > found at: > Whoops, appears to be the same as the post from Eric Sandeen on tuesday with sub

Re: [PATCH 1/5] Skip timer works.patch

2006-11-16 Thread Andrew Morton
On Thu, 19 Oct 2006 17:09:22 -0700 Zachary Amsden <[EMAIL PROTECTED]> wrote: > Add a way to disable the timer IRQ routing check via a boot option. The > VMI timer code uses this to avoid triggering the pester Mingo code, which > probes for some very unusual and broken motherboard routings. It fi

Re: 2.6.19-rc5-mm2

2006-11-16 Thread Stefan Richter
Mattia Dongili wrote: > On Thu, Nov 16, 2006 at 07:29:35PM +0100, Stefan Richter wrote: >> Could you also test one or even better both of: >> - 2.6.19-rc5 plus >> http://me.in-berlin.de/~s5r6/linux1394/updates/2.6.19-rc5/2.6.19-rc5_ieee1394_v204_experimental.patch.bz2 >> (these are the same FireWi

2.6.19-rc5-mm2: WARNING at drivers/ata/sata_nv.c:762 nv_adma_bmdma_setup()

2006-11-16 Thread Nicolas Mailhot
Hi, When booting a fresh 2.6.19-rc5-mm2, I get a lof of traces like this: WARNING at drivers/ata/sata_nv.c:762 nv_adma_bmdma_setup() Call Trace: [] show_trace+0x34/0x47 [] dump_stack+0x12/0x17 [] :libata:ata_qc_issue_prot+0x1ec/0x24c [] :libata:ata_qc_issue+0x400/0x45d [] :libata:ata_scsi_

Re: [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled

2006-11-16 Thread Rafael J. Wysocki
On Thursday, 16 November 2006 23:17, Christian Hoffmann wrote: > > > > > > > Well, if you acquire the console sem you need to release it too :-) > > > > Or the console semaphore is acquired too many times. > > > > Christian, could you please add release_console_sem() before 'return 0' > > and see

Re: 2.6.19-rc6: irq 48: nobody cared

2006-11-16 Thread Krzysztof Sierota (o2.pl/tlen.pl)
Adrian Bunk napisał(a): On Thu, Nov 16, 2006 at 04:29:44PM +0100, Krzysztof Sierota wrote: Hi, I'm getting the following in dmesg with 2.6.19-rc5 and 2.6.19-rc6 kernels quad opteron server running 64bit kernel, and the network card gets disabled. ... Please send the dmesg from the l

Re: 2.6.19-rc6-rt0, -rt YUM repository

2006-11-16 Thread Daniel Walker
On Thu, 2006-11-16 at 23:07 +0100, Ingo Molnar wrote: > * Daniel Walker <[EMAIL PROTECTED]> wrote: > > > [...] Should we start a known regression list? > > please resend the bugs that still trigger for you with 2.6.19-rt0. Did you look at the BKL reacquire issue I sent? Just looking over the co

Re: [PATCH]: HVCS char driver janitoring: fix compile warnings

2006-11-16 Thread Michael Ellerman
On Thu, 2006-11-16 at 14:39 -0600, Linas Vepstas wrote: > On Thu, Nov 16, 2006 at 11:03:07AM +1100, Michael Ellerman wrote: > > On Wed, 2006-11-15 at 15:26 -0600, Linas Vepstas wrote: > > > > > > This is a non-urgent patch. > > > > > > I can't figure out who the upstream maintainer for char driv

Re: How to go about debuging a system lockup?

2006-11-16 Thread Lennart Sorensen
On Thu, Nov 16, 2006 at 04:01:03PM -0600, Protasevich, Natalie wrote: > If you can't drop in kdb, or no sysreq, then your interrupts are > disabled. I used to be (with older systems anyway) that NMI button was > on the system, so one could send an NMI and make the handler to print a > trace. Newer

IPv4: ip_options_compile() how can we avoid blowing up on a NULL skb???

2006-11-16 Thread Jesper Juhl
Hi, In net/ipv4/ip_options.c::ip_options_compile() we have the following code at the start of the function : int ip_options_compile(struct ip_options * opt, struct sk_buff * skb) { int l; unsigned char * iph; unsigned char * optptr; int optlen; unsigned char *

Re: [PATCH] ext3: htree entry integrity checking

2006-11-16 Thread Eric Sandeen
Andreas Dilger wrote: > On Nov 16, 2006 11:50 -0500, Jeff Mahoney wrote: >> Currently, if a corrupted directory entry with rec_len=0 is encountered, >> we still trust that the data is valid. This can cause an infinite loop >> in htree_dirblock_to_tree() since the iteration loop will never make

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Linus Torvalds
On Thu, 16 Nov 2006, Alan Stern wrote: > On Thu, 16 Nov 2006, Linus Torvalds wrote: > > > > Paul, it would be _really_ nice to have some way to just initialize > > that SRCU thing statically. This kind of crud is just crazy. > > I looked into this back when SRCU was first added. It's essential

Re: [PATCH] ext3: htree entry integrity checking

2006-11-16 Thread Andreas Dilger
On Nov 16, 2006 11:50 -0500, Jeff Mahoney wrote: > Currently, if a corrupted directory entry with rec_len=0 is encountered, > we still trust that the data is valid. This can cause an infinite loop > in htree_dirblock_to_tree() since the iteration loop will never make any > progress. Actually,

Re: 2.6.19-rc6-rt0, -rt YUM repository

2006-11-16 Thread Ingo Molnar
* Daniel Walker <[EMAIL PROTECTED]> wrote: > [...] Should we start a known regression list? please resend the bugs that still trigger for you with 2.6.19-rt0. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Mor

Re: [patch 00/30] -stable review

2006-11-16 Thread Chris Wright
* Dave Jones ([EMAIL PROTECTED]) wrote: > On Wed, Nov 15, 2006 at 06:43:32PM -0800, Chris Wright wrote: > > This is the start of the stable review cycle for the 2.6.18.3 release. > > There are 30 patches in this series, all will be posted as a response to > > this one. If anyone has any issues

[PATCH] hfs: correct return value in hfs_fill_super()

2006-11-16 Thread Eric Paris
When an invalid hfs filesystem image is mounted it may cause a number of different oops. One filesystem image which triggers this problem can be found at: http://projects.info-pull.com/mokb/MOKB-14-11-2006.html it was created using the fsfuzzer program which can be found at: http://people.redha

Re: [PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread David Chinner
On Thu, Nov 16, 2006 at 10:18:26PM +0100, Jesper Juhl wrote: > (got no reply on this when I originally send it on 20061031, so resending > now that a bit of time has passed. The patch still applies cleanly to > Linus' git tree as of today.) > > > The Coverity checker spotted a potential proble

NEW YEAR 2007 - everything you want

2006-11-16 Thread NEW YEAR 2007
New page for new year - www.newyear2007.net New year's wishes and gifts for everyone. Be prepared for holidays. Where will you spend new years? Surprise the ones you love. If you wan't to be on any list or page - reply with subject = add me in - To unsubscribe from this list: send the line "uns

Re: [Linux-fbdev-devel] Fwd: [Suspend-devel] resume not working on acer ferrari 4005 with radeonfb enabled

2006-11-16 Thread Christian Hoffmann
> > > > Well, if you acquire the console sem you need to release it too :-) > > Or the console semaphore is acquired too many times. > > Christian, could you please add release_console_sem() before 'return 0' > and see if that makes the code work again? If not, could you add a > printk() in kerne

Re: [PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread Jesper Juhl
On 16/11/06, David Chinner <[EMAIL PROTECTED]> wrote: On Thu, Nov 16, 2006 at 10:18:26PM +0100, Jesper Juhl wrote: > (got no reply on this when I originally send it on 20061031, so resending > now that a bit of time has passed. The patch still applies cleanly to > Linus' git tree as of today.)

RE: How to go about debuging a system lockup?

2006-11-16 Thread Protasevich, Natalie
> I don't know of a good version yet. I so far don't know if there ever > was one. This could even be a bug in the PCI hardware, or the way the > BIOS on this system on a board configured the PCI controller. Maybe I > should go back and try a 2.4 kernel. > > > Hope some of that helps :) > > We

Re: [PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread Shailendra Tripathi
Jesper Juhl wrote: The reason I want to fix it in the freeing function is that many other functions in the kernel that free resources are safe to call with NULL pointers and this would make xfs_free_buftarg() follow that convention. This would perhaps also allow for some cleanups in other place

Re: [patch 00/30] -stable review

2006-11-16 Thread Dave Jones
On Wed, Nov 15, 2006 at 06:43:32PM -0800, Chris Wright wrote: > This is the start of the stable review cycle for the 2.6.18.3 release. > There are 30 patches in this series, all will be posted as a response to > this one. If anyone has any issues with these being applied, please let > us know.

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Alan Stern
On Thu, 16 Nov 2006, Linus Torvalds wrote: > - it makes it clear that this should be fixed, preferably by just having >some way to initialize SRCU structs staticalyl. If we get that, the fix >is to just replace the horrible "initialize by hand" with a static >initializer once and f

Re: [patch] hotplug CPU: clean up hotcpu_notifier() use

2006-11-16 Thread Linus Torvalds
On Thu, 16 Nov 2006, Ingo Molnar wrote: > > the cpu-hotplug related warning is solved by the cleanup below. I do not believe this is a cleanup, at least not in this kind of form: > @@ -1777,8 +1775,8 @@ xfs_icsb_init_counters( > #ifdef CONFIG_HOTPLUG_CPU > mp->m_icsb_notifier.notifier_ca

Re: [PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread Shailendra Tripathi
Hey Jesper, Rather, it can be done as below. Nothing to say that your code wouldn't work. Just that catch it early, so that potential function call overhead to call xfs_free_buftarg can be avoided. void xfs_unmountfs_close(xfs_mount_t *mp, struct cred *cr) { if (mp->m_log

Re: [Fastboot] [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup

2006-11-16 Thread Pavel Machek
Hi! > > > Fixed the resume problem happening on my second box which supported NX > > > protection bit. Please find attached the regenerated patch. > > > > > > - Killed lots of dead code > > > > Cleanup. (a) > > > > > - Improve the cpu sanity checks to verify long mode > > > is enabled when we

Re: BUG: cpufreq notification broken

2006-11-16 Thread Alan Stern
On Thu, 16 Nov 2006, Thomas Gleixner wrote: > On Thu, 2006-11-16 at 16:26 -0500, Alan Stern wrote: > > On Thu, 16 Nov 2006, Thomas Gleixner wrote: > > > > > There is another issue with this SRCU change: > > > > > > The notification comes actually after the real change, which is bad. We > > > try

Re: 2.6.19-rc6: irq 48: nobody cared

2006-11-16 Thread Krzysztof Sierota (o2.pl/tlen.pl)
Jesse Brandeburg napisał(a): On 11/16/06, Krzysztof Sierota <[EMAIL PROTECTED]> wrote: Hi, I'm getting the following in dmesg with 2.6.19-rc5 and 2.6.19-rc6 kernels quad opteron server running 64bit kernel, and the network card gets disabled. On identical server running 32bit kernel, same ca

Re: changing internal kernel system mechanism in runtime by a module patch

2006-11-16 Thread Jan Engelhardt
On Nov 16 2006 20:29, Adrian Bunk wrote: >On Thu, Nov 16, 2006 at 09:19:50PM +0200, Yitzchak Eidus wrote: >> is it possible to replace linux kernel internal functions such as >> schdule () to lets say my_schdule () in a run time with a module >> patch??? Nothing is impossible. >> (so that every

Is there any known issue with page allocation in 2.6.18-rc2 ?

2006-11-16 Thread Kabir Ahsan-r9aahw
Hi I am running OPENSWAN OCF (branch v3_0ocf of git repository) on my PowerPC target (MPC8548CDS) patched to my 2.6.18-rc2 kernel. Putting system under stress test I see the following page allocation problem. I am trying to debug this problem but running out of ideas. I could trace the code which

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Linus Torvalds
On Thu, 16 Nov 2006, Thomas Gleixner wrote: > > Here is the i386/sparc fixup Gag me with a volvo. This is disgusting, but I would actually prefer the following version over the patches I've seen, because - it doesn't end up having any architecture-specific parts - it doesn't use the new "

Re: ACPI output/lcd/auxdisplay mess

2006-11-16 Thread Miguel Ojeda
On 11/16/06, James Simmons <[EMAIL PROTECTED]> wrote: > > cfag12864bcfb is a "fbdev" (actually, it is a "fb wrapper" for > cfag12864b, so it behaves like a framebuffer, although it is not an > usual framebuffer. f.e. it has asynchronous refresh rate, a mmaped > page to appear to be a fb...). BT

Re: 2.6.19-rc6-rt0, -rt YUM repository

2006-11-16 Thread Daniel Walker
On Thu, 2006-11-16 at 22:12 +0100, Esben Nielsen wrote: > On Thu, 16 Nov 2006, Daniel Walker wrote: > > > On Thu, 2006-11-16 at 16:35 +0100, Ingo Molnar wrote: > > > >> -rt0 is a rebase of -rt to 2.6.19-rc6, with lots of updates and fixes > >> included. It includes the latest -hrt-dynticks tree an

[PATCH] trivial change for mmc/Kconfig: MMC_PXA does not mean only PXA255

2006-11-16 Thread Marcin Juszkiewicz
PXA MMC driver supports not only PXA255 but also PXA250 and newer ones Signed-off-by: Marcin Juszkiewicz <[EMAIL PROTECTED]> Index: linux/drivers/mmc/Kconfig === --- linux.orig/drivers/mmc/Kconfig 2006-11-16 22:30:31.370992028 +

Re: 2.6.19-rc6: known regressions

2006-11-16 Thread Greg KH
On Thu, Nov 16, 2006 at 10:37:18PM +0100, Adrian Bunk wrote: > Subject: aoe: Add forgotten NULL at end of attribute list in aoeblk.c > References : http://lkml.org/lkml/2006/11/13/26 > Submitter : Dennis Stosberg <[EMAIL PROTECTED]> > Caused-By : Greg Kroah-Hartman <[EMAIL PROTECTED]> >

Re: [PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread Jesper Juhl
On 16/11/06, Shailendra Tripathi <[EMAIL PROTECTED]> wrote: Hey Jesper, Rather, it can be done as below. Nothing to say that your code wouldn't work. Just that catch it early, so that potential function call overhead to call xfs_free_buftarg can be avoided. Hi Shailendra, The

2.6.19-rc6: known regressions

2006-11-16 Thread Adrian Bunk
This email lists some known regressions in 2.6.19-rc6 compared to 2.6.18 that are not yet fixed in Linus' tree. If you find your name in the Cc header, you are either submitter of one of the bugs, maintainer of an affectected subsystem or driver, a patch of you caused a breakage or I'm considering

Re: How to go about debuging a system lockup?

2006-11-16 Thread Jesper Juhl
On 16/11/06, Lennart Sorensen <[EMAIL PROTECTED]> wrote: On Thu, Nov 16, 2006 at 09:49:06PM +0100, Jesper Juhl wrote: ... > - You could also try kdb (http://oss.sgi.com/projects/kdb/) or kgdb > (http://kgdb.linsyssoft.com/). That might help you pinpoint the > failure. Can I run that remotely s

Re: splice/vmsplice performance test results

2006-11-16 Thread David Miller
From: Jens Axboe <[EMAIL PROTECTED]> Date: Thu, 16 Nov 2006 22:21:07 +0100 > On Thu, Nov 16 2006, David Miller wrote: > > From: "Jim Schutt" <[EMAIL PROTECTED]> > > Date: Thu, 16 Nov 2006 11:08:59 -0700 > > > > > Or is read+write really the fastest way to get data off a > > > socket and into a fi

Re: Boot failure with ext2 and initrds

2006-11-16 Thread Andrew Morton
On Thu, 16 Nov 2006 12:15:16 -0800 Mingming Cao <[EMAIL PROTECTED]> wrote: > On Thu, 2006-11-16 at 01:13 -0800, Andrew Morton wrote: > > On Thu, 16 Nov 2006 00:49:20 -0800 > > Mingming Cao <[EMAIL PROTECTED]> wrote: > > > > > On Wed, 2006-11-15 at 23:22 -0800, Andrew Morton wrote: > > > > On Wed,

Re: [discuss] Re: 2.6.19-rc5: known regressions (v3)

2006-11-16 Thread Stephane Eranian
Hello, On Thu, Nov 16, 2006 at 10:34:56AM -0500, William Cohen wrote: > > Is this going to require sharing the nmi interrupt and knowing which > perfcounter > register triggered the interrupt to get the correct action? Currently the > oprofile interrupt handler assumes any performance monitor

Re: [PATCH 2.6.19-rc5-git7] EFI: mapping memory region of runtime services when using memmap kernel parameter

2006-11-16 Thread Randy Dunlap
On Thu, 16 Nov 2006 22:50:03 +0200 Myaskouvskey, Artiom wrote: > From: Artiom Myaskouvskey <[EMAIL PROTECTED]> > > > > When using memmap kernel parameter in EFI boot we should also add to memory > map > > memory regions of runtime services to enable their mapping later. > > > > Signed-o

Re: BUG: cpufreq notification broken

2006-11-16 Thread Alan Stern
On Thu, 16 Nov 2006, Thomas Gleixner wrote: > There is another issue with this SRCU change: > > The notification comes actually after the real change, which is bad. We > try to make the TSC usable by backing it with pm_timer accross such > states, but this behaviour breaks the safety code. I don

Re: [Fastboot] [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup

2006-11-16 Thread Vivek Goyal
On Thu, Nov 16, 2006 at 09:53:13PM +0100, Pavel Machek wrote: > Hi! > > > > Ok. In the new code NX bit protection feature is not being enabled and > > > that > > > seems to be causing the problem. I checked and enabled the NX bit feature > > > in EFER in wakeup.S and it starts working. > > > > >

Re: BUG: cpufreq notification broken

2006-11-16 Thread Thomas Gleixner
On Thu, 2006-11-16 at 16:26 -0500, Alan Stern wrote: > On Thu, 16 Nov 2006, Thomas Gleixner wrote: > > > There is another issue with this SRCU change: > > > > The notification comes actually after the real change, which is bad. We > > try to make the TSC usable by backing it with pm_timer accross

Re: splice/vmsplice performance test results

2006-11-16 Thread Jim Schutt
On Thu, 2006-11-16 at 21:25 +0100, Jens Axboe wrote: > On Thu, Nov 16 2006, Jim Schutt wrote: > > Hi, > > > > > > My test program can do one of the following: > > > > send data: > > A) read() from file into buffer, write() buffer into socket > > B) mmap() section of file, write() that into so

Re: splice/vmsplice performance test results

2006-11-16 Thread Jens Axboe
On Thu, Nov 16 2006, David Miller wrote: > From: "Jim Schutt" <[EMAIL PROTECTED]> > Date: Thu, 16 Nov 2006 11:08:59 -0700 > > > Or is read+write really the fastest way to get data off a > > socket and into a file? > > There is still no explicit TCP support for splice/vmsplice so things > get copi

Re: UDP packets loss

2006-11-16 Thread David Miller
From: [EMAIL PROTECTED] Date: Thu, 16 Nov 2006 23:10:08 +0200 (IST) > > > > BTW, TCP will be significantly faster than UDP because with UDP you > > incur an extra full context switch on every packet. > > > > Could you elaborate on this a bit more? What kind of context switch? TCP queues and take

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Thomas Gleixner
On Thu, 2006-11-16 at 13:20 -0800, Andrew Morton wrote: > > > > -core_initcall(cpufreq_tsc); > > +/* > > + * init_cpufreq_transition_notifier_list() should execute first, > > + * which is a core_initcall, so mark this one core_initcall_sync: > > + */ > > +core_initcall_sync(cpufreq_tsc); > > Wou

Re: How to go about debuging a system lockup?

2006-11-16 Thread Lennart Sorensen
On Thu, Nov 16, 2006 at 09:49:06PM +0100, Jesper Juhl wrote: > Well, I have a few ideas that are hopefully useul. > > - If you have not done so already, then go in to the "Kernel Hacking" > section of the kernel configuration and enable some (all?) of the > debug options and see if that produces a

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Andrew Morton
On Thu, 16 Nov 2006 21:15:32 +0100 Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * Thomas Gleixner <[EMAIL PROTECTED]> wrote: > > > [PATCH] cpufreq: make the transition_notifier chain use SRCU > > (b4dfdbb3c707474a2254c5b4d7e62be31a4b7da9) > > > > breaks cpu frequency notification users, which reg

Re: CIFS close with pending writes

2006-11-16 Thread Valdis . Kletnieks
On Wed, 15 Nov 2006 14:29:53 +0100, Christian said: I was hitting this under 2.6.19-rc5-mm1 as well: > [ 7190.693567] CIFS does not yet support partial page writes on O_WRONLY files I get that one even without "heavy stressing" - just doing a CIFS mount of a share from our NetApp and trying to c

[PATCH][RFC][resend] potential NULL pointer deref in XFS on failed mount

2006-11-16 Thread Jesper Juhl
(got no reply on this when I originally send it on 20061031, so resending now that a bit of time has passed. The patch still applies cleanly to Linus' git tree as of today.) The Coverity checker spotted a potential problem in XFS. The problem is that if, in xfs_mount(), this code triggers:

Re: 2.6.19-rc6-rt0, -rt YUM repository

2006-11-16 Thread Esben Nielsen
On Thu, 16 Nov 2006, Daniel Walker wrote: On Thu, 2006-11-16 at 16:35 +0100, Ingo Molnar wrote: -rt0 is a rebase of -rt to 2.6.19-rc6, with lots of updates and fixes included. It includes the latest -hrt-dynticks tree and more. Does the zero carry and meaning or did you just decide start us

Re: [linux-usb-devel] [PATCH] usb: microtek possible memleak fix

2006-11-16 Thread Mariusz Kozlowski
Hello, > Ist there a reason you are replacing at least somewhat descriptive labels > with numbers? Yes. To me these numbers speak more than not really descriptive labels like out_kfree out_kfree2 etc. I look at the code and see the flow. The most important thing here is the order in which the r

[PATCH 2/2]: HVCS char driver janitoring: rm compiler warnings

2006-11-16 Thread Linas Vepstas
Please apply. --linas This patch removes an pair of irritating compiler warnings: drivers/char/hvcs.c:1605: warning: ignoring return value of sysfs_create_group declared with attribute warn_unused_result drivers/char/hvcs.c:1639: warning: ignoring return value of driver_create_file declared wi

Re: changing internal kernel system mechanism in runtime by a module patch

2006-11-16 Thread Stephen Hemminger
On Thu, 16 Nov 2006 21:19:50 +0200 "Yitzchak Eidus" <[EMAIL PROTECTED]> wrote: > is it possible to replace linux kernel internal functions such as > schdule () to lets say my_schdule () in a run time with a module > patch??? > (so that every call in the kernel to schdule() will go to my_schdule()

Re: UDP packets loss

2006-11-16 Thread eli
> > BTW, TCP will be significantly faster than UDP because with UDP you > incur an extra full context switch on every packet. > Could you elaborate on this a bit more? What kind of context switch? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message t

Re: 2.6.19-rc6: irq 48: nobody cared

2006-11-16 Thread Adrian Bunk
On Thu, Nov 16, 2006 at 04:29:44PM +0100, Krzysztof Sierota wrote: > Hi, > > I'm getting the following in dmesg with 2.6.19-rc5 and 2.6.19-rc6 kernels > quad > opteron server running 64bit kernel, and the network card gets disabled. >... Please send the dmesg from the latest kernel that works

Re: BUG: cpufreq notification broken

2006-11-16 Thread Thomas Gleixner
On Thu, 2006-11-16 at 15:27 -0500, Alan Stern wrote: > > Hmm, there are no static initializers for srcu and the only way to fix > > this up is to move the arch calls to postcore_init. > > If you can find a way to invoke init_cpufreq_transition_notifier_list > earlier than core_initcall time, that

2.6.18 X problems with ES4

2006-11-16 Thread Jeff V. Merkey
If the X server is started manually on 2.6.14 and above with "startx &" and if you hit the enter key in the detached session, the desktop will stop responding to keyboard and mouse events. It's easy to reproduce. Set to run level 3 on an ES4, then start the X server manually and hit enter in

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Peter Zijlstra
On Thu, 2006-11-16 at 21:15 +0100, Ingo Molnar wrote: > From: Ingo Molnar <[EMAIL PROTECTED]> > Subject: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync > > init_cpufreq_transition_notifier_list() should execute first, which is a > core_initcall, so mark cpufreq_tsc() core_initcall_syn

[PATCH 2.6.19-rc5-git7] EFI: mapping memory region of runtime services when using memmap kernel parameter

2006-11-16 Thread Myaskouvskey, Artiom
From: Artiom Myaskouvskey <[EMAIL PROTECTED]> When using memmap kernel parameter in EFI boot we should also add to memory map memory regions of runtime services to enable their mapping later. Signed-off-by: Artiom Myaskouvskey <[EMAIL PROTECTED]> --- diff -uprN linux-2.6.19-rc5-git7.

[PATCH 1/2]: HVCS char driver janitoring: move block of code.

2006-11-16 Thread Linas Vepstas
This is a non-urgent two-part janitorial patch. I'm not sure who the upstream maintainer is. This patch obsoletes yesterday's patch titled: Subject: [PATCH]: HVCS char driver janitoring: fix compile warnings --linas This patch is one of two parts. The second part removes an pair of irritatin

Re: [Fastboot] [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup

2006-11-16 Thread Pavel Machek
Hi! > > Ok. In the new code NX bit protection feature is not being enabled and that > > seems to be causing the problem. I checked and enabled the NX bit feature > > in EFER in wakeup.S and it starts working. > > > > I think my new machine supports NX bit protection feature and if while > > resum

Re: splice/vmsplice performance test results

2006-11-16 Thread David Miller
From: "Jim Schutt" <[EMAIL PROTECTED]> Date: Thu, 16 Nov 2006 11:08:59 -0700 > Or is read+write really the fastest way to get data off a > socket and into a file? There is still no explicit TCP support for splice/vmsplice so things get copied around and most of the other advantaves of splice/vmpl

Re: How to go about debuging a system lockup?

2006-11-16 Thread Jesper Juhl
On 16/11/06, Lennart Sorensen <[EMAIL PROTECTED]> wrote: We have a router with a Geode SC1200 cpu, with 4 AMD 972 ethernet ports (pcnet32) behind a PLX 6152 PCI-PCI bridge, which quite regularly locks up completely if we try to do simultanius traffic on all 4 ports (our test case sends data from

Re: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Thomas Gleixner
On Thu, 2006-11-16 at 21:15 +0100, Ingo Molnar wrote: > From: Ingo Molnar <[EMAIL PROTECTED]> > Subject: [patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync > > init_cpufreq_transition_notifier_list() should execute first, which is a > core_initcall, so mark cpufreq_tsc() core_initcall_sync

Re: [PATCH]: HVCS char driver janitoring: fix compile warnings

2006-11-16 Thread Linas Vepstas
On Thu, Nov 16, 2006 at 11:03:07AM +1100, Michael Ellerman wrote: > On Wed, 2006-11-15 at 15:26 -0600, Linas Vepstas wrote: > > > > This is a non-urgent patch. > > > > I can't figure out who the upstream maintainer for char drivers > > is supposed to be. Can this patch be applied? > > > > --l

Re: 2.6.19-rc5-mm2

2006-11-16 Thread Mattia Dongili
On Thu, Nov 16, 2006 at 07:29:35PM +0100, Stefan Richter wrote: > Mattia Dongili wrote: > > got the following when removing ohci1394 (also happens in -mm1), > ... > > ieee1394: Node removed: ID:BUS[0-00:1023] GUID[080046030227e7bb] > > ieee1394: Node removed: ID:BUS[20754571-38:0391] GUID[000

Re: [discuss] Re: 2.6.19-rc5: known regressions (v3)

2006-11-16 Thread Andrew Morton
On Thu, 16 Nov 2006 11:55:46 +0100 Mikael Pettersson <[EMAIL PROTECTED]> wrote: > Andrew Morton writes: > > Surely the appropriate behaviour is to allow oprofile to steal the NMI and > > to then put the NMI back to doing the watchdog thing after oprofile has > > finished with it. > > Which is

Re: BUG: cpufreq notification broken

2006-11-16 Thread Alan Stern
On Thu, 16 Nov 2006, Thomas Gleixner wrote: > [PATCH] cpufreq: make the transition_notifier chain use SRCU > (b4dfdbb3c707474a2254c5b4d7e62be31a4b7da9) > > breaks cpu frequency notification users, which register the callback on > core_init level. Interestingly enough the registration survives the

Re: splice/vmsplice performance test results

2006-11-16 Thread Jens Axboe
On Thu, Nov 16 2006, Jim Schutt wrote: > Hi, > > I've done some testing to see how splice/vmsplice perform > vs. other alternatives on transferring a large file across > a fast network. One option I tested was to use vmsplice > to get a 1-copy receive, but it didn't perform as well > as I had h

Re: [PATCH] Introduce block I/O performance histograms

2006-11-16 Thread Jens Axboe
On Thu, Nov 16 2006, Edward Falk wrote: > Jens Axboe wrote: > > >I don't see the point at all for including this piece of code in the > >kernel. You can do the same from user space. Your help entry said it > >even grows the kernel size about 21k, that's pretty nasty. > > How would you do this fro

Re: 2.6.19-rc6-rt0, -rt YUM repository

2006-11-16 Thread Ingo Molnar
* Daniel Walker <[EMAIL PROTECTED]> wrote: > > -rt0 is a rebase of -rt to 2.6.19-rc6, with lots of updates and > > fixes included. It includes the latest -hrt-dynticks tree and more. > > Does the zero carry and meaning or did you just decide start using > zero instead of one? no real meaning

[patch] cpufreq: mark cpufreq_tsc() as core_initcall_sync

2006-11-16 Thread Ingo Molnar
* Thomas Gleixner <[EMAIL PROTECTED]> wrote: > [PATCH] cpufreq: make the transition_notifier chain use SRCU > (b4dfdbb3c707474a2254c5b4d7e62be31a4b7da9) > > breaks cpu frequency notification users, which register the callback > on core_init level. Interestingly enough the registration survives

Re: Boot failure with ext2 and initrds

2006-11-16 Thread Mingming Cao
On Thu, 2006-11-16 at 01:13 -0800, Andrew Morton wrote: > On Thu, 16 Nov 2006 00:49:20 -0800 > Mingming Cao <[EMAIL PROTECTED]> wrote: > > > On Wed, 2006-11-15 at 23:22 -0800, Andrew Morton wrote: > > > On Wed, 15 Nov 2006 22:55:43 -0800 > > > Mingming Cao <[EMAIL PROTECTED]> wrote: > > > > > > >

Re: [Fastboot] [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup

2006-11-16 Thread Vivek Goyal
On Wed, Nov 15, 2006 at 07:28:36PM -0500, Vivek Goyal wrote: > On Wed, Nov 15, 2006 at 04:24:11PM -0500, Vivek Goyal wrote: > > On Mon, Nov 13, 2006 at 11:43:14AM -0500, Vivek Goyal wrote: > > > > > > > > > - Killed lots of dead code > > > - Improve the cpu sanity checks to verify long mode > > >

Re: [PATCH] x86_64: Move cpu long mode verification code to common file (was Re: [RFC] [PATCH 10/16] x86_64: 64bit PIC ACPI wakeup)

2006-11-16 Thread Vivek Goyal
On Wed, Nov 15, 2006 at 11:54:29PM +0100, Pavel Machek wrote: > Hi! > > > > It would be much better if this least this CPUID code was in a common > > > shared > > > file with head.S > > > > > Pleaese find attached the patch which moves verify_cpu code to a > > single file arch/x86_64/kernel/ve

Re: [PATCH] Introduce block I/O performance histograms

2006-11-16 Thread Edward Falk
Jens Axboe wrote: I don't see the point at all for including this piece of code in the kernel. You can do the same from user space. Your help entry said it even grows the kernel size about 21k, that's pretty nasty. How would you do this from user space? Also, the 21k increase is only in effe

BUG: cpufreq notification broken

2006-11-16 Thread Thomas Gleixner
[PATCH] cpufreq: make the transition_notifier chain use SRCU (b4dfdbb3c707474a2254c5b4d7e62be31a4b7da9) breaks cpu frequency notification users, which register the callback on core_init level. Interestingly enough the registration survives the uninitialized head, but the registered user is lost by

Re: 2.6.19-rc6: irq 48: nobody cared

2006-11-16 Thread Jesse Brandeburg
On 11/16/06, Krzysztof Sierota <[EMAIL PROTECTED]> wrote: Hi, I'm getting the following in dmesg with 2.6.19-rc5 and 2.6.19-rc6 kernels quad opteron server running 64bit kernel, and the network card gets disabled. On identical server running 32bit kernel, same cards, same slots, same configurat

Re: [PATCH 01/13] Linux RDMA Core Changes

2006-11-16 Thread Roland Dreier
This looks completely sane to me, so I have no problem merging this stuff once the rest of the Chelsio-specific stuff is reviewed. - R. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kerne

Re: changing internal kernel system mechanism in runtime by a module patch

2006-11-16 Thread Adrian Bunk
On Thu, Nov 16, 2006 at 09:19:50PM +0200, Yitzchak Eidus wrote: > is it possible to replace linux kernel internal functions such as > schdule () to lets say my_schdule () in a run time with a module > patch??? > (so that every call in the kernel to schdule() will go to my_schdule()... ) > ??? >

changing internal kernel system mechanism in runtime by a module patch

2006-11-16 Thread Yitzchak Eidus
is it possible to replace linux kernel internal functions such as schdule () to lets say my_schdule () in a run time with a module patch??? (so that every call in the kernel to schdule() will go to my_schdule()... ) ??? i am talking about a clean/standard way to do such thing (without overwrite

Re: [kvm-devel] [PATCH 3/3] KVM: Expose MSRs to userspace

2006-11-16 Thread Avi Kivity
Arnd Bergmann wrote: On Thursday 16 November 2006 19:04, Avi Kivity wrote: +struct kvm_msr_entry { + __u32 index; + __u32 reserved; + __u64 data; +}; + +/* for KVM_GET_MSRS and KVM_SET_MSRS */ +struct kvm_msrs { + __u32 vcpu; + __u32 nmsrs; /* number of msrs in e

Re: [kvm-devel] [PATCH 3/3] KVM: Expose MSRs to userspace

2006-11-16 Thread Arnd Bergmann
On Thursday 16 November 2006 19:04, Avi Kivity wrote: > +struct kvm_msr_entry { > +   __u32 index; > +   __u32 reserved; > +   __u64 data; > +}; > + > +/* for KVM_GET_MSRS and KVM_SET_MSRS */ > +struct kvm_msrs { > +   __u32 vcpu; > +   __u32 nmsrs; /* number of msrs in entries

Re: UDP packets loss

2006-11-16 Thread John Heffner
[EMAIL PROTECTED] wrote: Hi, I am running a client/server test app over IPOIB in which the client sends a certain amount of data to the server. When the transmittion ends, the server prints the bandwidth and how much data it received. I can see that the server reports it received about 60% that t

Re: UDP packets loss

2006-11-16 Thread eli
> Hi, > I am running a client/server test app over IPOIB in which the client sends > a certain amount of data to the server. When the transmittion ends, the > server prints the bandwidth and how much data it received. I can see that > the server reports it received about 60% that the client sent. H

Re: [PATCH] usb: Support for DMC TSC-10 (take 2)

2006-11-16 Thread Daniel Ritz
hi On Thursday 16 November 2006 09.17, Holger Schurig wrote: > From: Holger Schurig <[EMAIL PROTECTED]> > > Basic support support for the USB-based DMC TSC-10 touchscreen > controller. > > Signed-off-by: Holger Schrig <[EMAIL PROTECTED]> > > --- > > The previous patch was word-wrapped, sorry.

Re: [patch 2/2] enables booting a NUMA system where some nodes have no memory

2006-11-16 Thread Christoph Lameter
On Thu, 16 Nov 2006, Christian Krafft wrote: > Okay, I slowly understand what you are talking about. > I just tried a "numactl --cpunodebind 1 --membind 1 true" which hit an > uninitialized zone in slab_node: > > return zone_to_nid(policy->v.zonelist->zones[0]); I think the above should work fi

Re: [patch 07/30] bcm43xx: Drain TX status before starting IRQs

2006-11-16 Thread Chris Wright
* Larry Finger ([EMAIL PROTECTED]) wrote: > We have a report of a regression between 2.6.19-rc3 and -rc5. As this patch > seems to be the only one that could cause the problem, please pull it from > -stable while we sort out the difficulty. Thanks a lot for the heads up Larry, dropping this one.

Re: Kernel.org server problems?

2006-11-16 Thread Alistair John Strachan
On Thursday 16 November 2006 17:56, Chris Leadbeater wrote: > Alistair John Strachan wrote: > > On Thursday 16 November 2006 14:46, Chris wrote: > >> Hi, > >> > >> Don't know if this is the correct place to bring this up but > >> /pub/linux/kernel/* seems to be unavailable on kernel.org via FTP. Bo

Re: 2.6.19-rc5-mm2

2006-11-16 Thread Stefan Richter
Mattia Dongili wrote: > got the following when removing ohci1394 (also happens in -mm1), ... > ieee1394: Node removed: ID:BUS[0-00:1023] GUID[080046030227e7bb] > ieee1394: Node removed: ID:BUS[20754571-38:0391] GUID[f8eb5067] Hm, there is garbage in this node data. Moreover, your full lo

[PATCH 2/3] KVM: Add time stamp counter msr and accessors

2006-11-16 Thread Avi Kivity
From: Uri Lublin <[EMAIL PROTECTED]> Add a couple of accessors for the time stamp counter, and expose the tsc msr. Signed-off-by: Uri Lublin <[EMAIL PROTECTED]> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> Index: linux-2.6/drivers/kvm/kvm_main.c =

splice/vmsplice performance test results

2006-11-16 Thread Jim Schutt
Hi, I've done some testing to see how splice/vmsplice perform vs. other alternatives on transferring a large file across a fast network. One option I tested was to use vmsplice to get a 1-copy receive, but it didn't perform as well as I had hoped. I was wondering if my results were at odds wit

[PATCH 3/3] KVM: Expose MSRs to userspace

2006-11-16 Thread Avi Kivity
From: Uri Lublin <[EMAIL PROTECTED]> Expose the model-specific registers to userspace. Primarily useful for save/resume. Signed-off-by: Uri Lublin <[EMAIL PROTECTED]> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> Index: linux-2.6/drivers/kvm/kvm.h ===

[PATCH 1/3] KVM: Expose interrupt bitmap

2006-11-16 Thread Avi Kivity
From: Uri Lublin <[EMAIL PROTECTED]> Expose all not-yet-delivered interrupts to userspace. This allows a guest to be saved and resumed even if some interrupts are yet pending. Signed-off-by: Uri Lublin <[EMAIL PROTECTED]> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> Index: linux-2.6/drivers/kv

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