Re: Fwd: Fwd: laptop / computer hardlocks during execution of 32bit applications(binaries) on 64bit system (Gentoo)

2008-01-14 Thread Ingo Molnar
* Matthew <[EMAIL PROTECTED]> wrote: > > FYI, latest x86.git should have this fix included. So if your box > > still hangs there must be some other bug lurking as well. > > > the fix from Roland ?: http://lkml.org/lkml/2008/1/11/108 > http://forums.gentoo.org/viewtopic-p-4719206.html#4719206 (

Re: unify pagetable accessors patch causes double fault II

2008-01-14 Thread Andi Kleen
> would be nice to have some debugging apparatus for bugs like this. > Perhaps artificially add a large pfn, then convert/unconvert, then > subtract it and expect the whole transformation to be an identity > mapping? This way we could simulate most of the effects of >4GB RAM, > right? If you w

Re: lockdep warning with LTP dio test (v2.6.24-rc6-125-g5356f66)

2008-01-14 Thread Jan Kara
On Wed 02-01-08 12:42:19, Zach Brown wrote: > Erez Zadok wrote: > > Setting: ltp-full-20071031, dio01 test on ext3 with Linus's latest tree. > > Kernel w/ SMP, preemption, and lockdep configured. > > This is a real lock ordering problem. Thanks for reporting it. > > The updating of atime inside

Re: [i2c] [PATCH] update module-init-tools to support the i2c subsystem

2008-01-14 Thread Geert Uytterhoeven
On Mon, 14 Jan 2008, Jean Delvare wrote: > On Mon, 14 Jan 2008 11:57:52 +0100 (CET), Geert Uytterhoeven wrote: > > On Sun, 13 Jan 2008, Jon Smirl wrote: > > > I don't know exactly what those modules tables are used for. I just > > > copied what the other subsystems do. Maybe they are used when you

Re: Checkpatch.pl failure

2008-01-14 Thread Andy Whitcroft
On Mon, Jan 14, 2008 at 09:48:53AM -0600, James Bottomley wrote: > This error: > > ERROR: no space before that close parenthesis ')' > #501: FILE: drivers/scsi/dpt_i2o.c:2299: > + if (dev_status == 0x02 /*CHECK_CONDITION*/) { > > Is definitely wrong. I think it's stripped the comme

Re: [PATCH][RFC] fast file mapping for loop

2008-01-14 Thread Chris Mason
Hello everyone, Here is a modified version of Jens' patch. The basic idea is to push the mapping maintenance out of loop and down into the filesystem (ext2 in this case). Two new address_space operations are added, one to map extents and the other to provide call backs into the FS as io is compl

Re: unify pagetable accessors patch causes double fault III

2008-01-14 Thread Andi Kleen
BTW there seems to be some other instability that hits even on 64bit. Since I updated my workstation to a recent git-x86 based kernel (admittedly with my patches too) I had at least one hard hang already. Previously it ran an older -rc5 based kernel without git-x86 also with most of my patches an

Re: [PATCH] Documentation: Add 00-INDEX file for AoE

2008-01-14 Thread Ed L. Cashin
On Sun, Jan 13, 2008 at 02:44:48AM +0100, Jesper Juhl wrote: > Documentation/aoe/ is missing a 00-INDEX file. Add one. Thanks. I think that it would help to clarify that using udev is the norm, and that the mkdev and mkshelf scripts are just examples to show how you could do it manually. Signed-

RE: [PATCH] usb-serial: Sierra driver - add devices and update dtr

2008-01-14 Thread Kevin Lloyd
> Hm, no, the intrusion into the driver is just too much this late in the > release cycle to allow this. > > Now I will be glad to only add the new device ids for the devices that > do not rely on the new changes right now, but that's it. > > So, right now I have a separate patch split out of your

Re: [patch] rewrite rd

2008-01-14 Thread Jens Axboe
On Mon, Jan 14 2008, Matthew Wilcox wrote: > On Tue, Dec 04, 2007 at 05:26:28AM +0100, Nick Piggin wrote: > > +static void copy_to_brd(struct brd_device *brd, const void *src, > > + sector_t sector, size_t n) > > +{ > > + struct page *page; > > + void *dst; > > + unsigned in

Re: [PATCH] Re-organization of PIDMAP_ENTRIES macro expansion

2008-01-14 Thread Randy Dunlap
On Mon, 14 Jan 2008 16:20:35 +0530 Ratnadeep Joshi wrote: > This patch tries to re-organize the macro expansion of PIDMAP_ENTRIES > (possibly) to a more clear one. > > Thanks, > - Ratnadeep Joshi > > diff --git a/include/linux/pid_namespace.h > b/include/linux/pid_namespace.h > index 1689e28..06

Re: [PATCH] adjust/fix LDT handling for Xen

2008-01-14 Thread Jeremy Fitzhardinge
Jan Beulich wrote: Ingo Molnar <[EMAIL PROTECTED]> 14.01.08 16:48 >>> * Jan Beulich <[EMAIL PROTECTED]> wrote: Don't rely on kmalloc(PAGE_SIZE) returning PAGE_SIZE aligned memory (Xen requires GDT *and* LDT to be page-aligned). Using the page allocator interface also removes the

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Andy Whitcroft
On Fri, Jan 11, 2008 at 06:06:35PM +0100, Stefan Richter wrote: > Signed-off-by: Stefan Richter <[EMAIL PROTECTED]> > Acked-by: Jiri Slaby <[EMAIL PROTECTED]> As an absolute minimum this seems reasonable to me. I guess we could make no arguments default to '-' also. There are up and downsides to

Re: [PATCH 08/10] x86: Change NR_CPUS arrays in numa_64

2008-01-14 Thread Mike Travis
Ingo Molnar wrote: > * [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > >> Change the following static arrays sized by NR_CPUS to >> per_cpu data variables: >> >> char cpu_to_node_map[NR_CPUS]; > > x86.git randconfig testing found the !NUMA build bugs below. > > Ingo Thanks! I'll add

Re: checkpatch: add filename before the summary line

2008-01-14 Thread Andy Whitcroft
On Sun, Jan 13, 2008 at 11:34:05PM +0100, Paolo Ciarrocchi wrote: > With the patch applied the output of checkpatch.pl is as follow: > ./arch/arm/mach-footbridge/ebsa285-pci.c > total: 1 errors, 0 warnings, 48 lines checked > > Adding the file name allowed me to collects stats running: > fi

Performance loss 2.6.22->22.6.23->2.6.24-rc7 on CPU intensive benchmark on 8 Core Xeon

2008-01-14 Thread Colin Fowler
Please CC me as I'm not subscribed. I have (what is to me) a strange and very repeatable slowdown for a CPU intensive benchmark on my system on newer kernels. Hardware : Dell Precision 470. CPU 2x2.0GHz Quad Core Xeon E5335 CPUs Memory 4GB ECC RAM. OS Ubuntu x86_64 7.10 (Gutsy Gibbon) Compiler :

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Daniel Walker
On Mon, 2008-01-14 at 17:17 +, Andy Whitcroft wrote: > On Fri, Jan 11, 2008 at 06:06:35PM +0100, Stefan Richter wrote: > > Signed-off-by: Stefan Richter <[EMAIL PROTECTED]> > > Acked-by: Jiri Slaby <[EMAIL PROTECTED]> > > As an absolute minimum this seems reasonable to me. I guess we could >

[PATCH 2.6.24 please] pnpacpi: print resource shortage message only once (more)

2008-01-14 Thread Len Brown
From: Len Brown <[EMAIL PROTECTED]> Wups, previous patch was ineffective in 2 cases. http://bugzilla.kernel.org/show_bug.cgi?id=9535 Signed-off-by: Len Brown <[EMAIL PROTECTED]> --- Thanks for noticing, Oliver! diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c

Re: Netperf TCP_RR(loopback) 10% regression in 2.6.24-rc6, comparing with 2.6.22

2008-01-14 Thread Rick Jones
*) netperf/netserver support CPU affinity within themselves with the global -T option to netperf. Is the result with taskset much different? The equivalent to the above would be to run netperf with: ./netperf -T 0,7 .. I checked the source codes and didn't find this option. I use netperf V

Re: [PATCH 00/10] x86: Reduce memory and intra-node effects with large count NR_CPUs

2008-01-14 Thread Mike Travis
Ingo Molnar wrote: > * Ingo Molnar <[EMAIL PROTECTED]> wrote: > >>> 32cpus1kcpus-before 1kcpus-after >>>7172678 Total +23314404 Total -147590 Total >> 1kcpus-after means it's +23314404-147590, i.e. +23166814? (i.e. a 0.6% >> reduction of t

Re: [PATCH][RFC] fast file mapping for loop

2008-01-14 Thread Jens Axboe
On Mon, Jan 14 2008, Chris Mason wrote: > Hello everyone, > > Here is a modified version of Jens' patch. The basic idea is to push > the mapping maintenance out of loop and down into the filesystem (ext2 > in this case). > > Two new address_space operations are added, one to map > extents and th

Re: [i2c] [PATCH] update module-init-tools to support the i2c subsystem

2008-01-14 Thread Jean Delvare
On Mon, 14 Jan 2008 18:08:16 +0100 (CET), Geert Uytterhoeven wrote: > On Mon, 14 Jan 2008, Jean Delvare wrote: > > I thought that the module aliases were generated by > > scripts/mod/modpost? As a matter of fact, I did not apply Jon's patch > > Sorry, you're right. Too early in the morning :-) >

Re: [PATCH 00/10] x86: Reduce memory and intra-node effects with large count NR_CPUs

2008-01-14 Thread Mike Travis
Ingo Molnar wrote: > * Andi Kleen <[EMAIL PROTECTED]> wrote: > >>> i.e. we've got ~22K bloat per CPU - which is not bad, but because >>> it's a static component, it hurts smaller boxes. For distributors to >>> enable CONFIG_NR_CPU=1024 by default i guess that bloat has to drop >>> below 1-2K p

Re: [PATCH 0/3] UCC TDM driver for MPC83xx platforms

2008-01-14 Thread Kim Phillips
On Thu, 10 Jan 2008 21:41:20 -0700 "Aggrwal Poonam" <[EMAIL PROTECTED]> wrote: > Hello All > > I am waiting for more feedback on the patches. > > If there are no objections please consider them for 2.6.25. > if this isn't going to go through Alessandro Rubini/misc drivers, can it go through th

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Valdis . Kletnieks
On Mon, 14 Jan 2008 11:36:40 EST, Paul Moore said: > Are you still only seeing these problems on loopback? I can't help but > wonder > if this is the skb_clone() problem where it wasn't copying skb->iif causing > SELinux to silently drop the packets. Yes, I've only spotted it on loopback. Th

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Jan Engelhardt
On Jan 13 2008 10:34, [EMAIL PROTECTED] wrote: >--- a/arch/x86/kernel/mpparse_64.c >+++ b/arch/x86/kernel/mpparse_64.c >@@ -132,7 +132,7 @@ static void __cpuinit MP_processor_info( >* area is created. >*/ > if (x86_cpu_to_apicid_ptr) { >- u8 *x86_cpu_to_apicid =

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Mike Travis
Mel Gorman wrote: > On (13/01/08 10:34), [EMAIL PROTECTED] didst pronounce: >> Change the size of APICIDs from u8 to u16. This partially >> supports the new x2apic mode that will be present on future >> processor chips. (Chips actually support 32-bit APICIDs, but that >> change is more intrusive.

Re: [PATCH 0/5] USB Kconfig: Reorganize USB Kconfig Menu

2008-01-14 Thread Greg KH
On Mon, Jan 14, 2008 at 01:21:51PM +0300, Al Boldi wrote: > Stefan Richter wrote: > > Greg KH wrote: > > > On Sat, Jan 12, 2008 at 01:20:46PM +0300, Al Boldi wrote: > > >> Greg KH wrote: > > >>> On Sat, Jan 05, 2008 at 06:40:38PM +0300, Al Boldi wrote: > > Reorganize USB Kconfig Menu, and move

Re: [PATCH] Fix private_list handling

2008-01-14 Thread Jan Kara
On Fri 11-01-08 15:33:54, Andrew Morton wrote: > On Fri, 11 Jan 2008 15:21:31 +0100 > Jan Kara <[EMAIL PROTECTED]> wrote: > > > On Thu 10-01-08 16:36:35, Andrew Morton wrote: > > > On Thu, 10 Jan 2008 16:55:13 +0100 > > > Jan Kara <[EMAIL PROTECTED]> wrote: > > > > > > > Hi, > > > > > > > >

Re: [PATCH 08/10] x86: Change NR_CPUS arrays in numa_64

2008-01-14 Thread Jan Engelhardt
On Jan 13 2008 10:35, [EMAIL PROTECTED] wrote: >--- a/arch/x86/kernel/setup_64.c >+++ b/arch/x86/kernel/setup_64.c >@@ -372,8 +373,9 @@ void __init setup_arch(char **cmdline_p) > io_delay_init(); > > #ifdef CONFIG_SMP >- /* setup to use the static apicid table during kernel startup */

Re: possible recursive locking, 2.6.24-rc7

2008-01-14 Thread Stefan Richter
Denys Fedoryshchenko wrote: > I cannot reproduce, it is happened with rtorrent just randomly. But i will > patch and keep watching. > > On Sun, 13 Jan 2008 19:44:26 +0100, Peter Zijlstra wrote >> On Sun, 2008-01-13 at 17:22 +0100, Peter Zijlstra wrote: >> > It's epoll, this is a known issue and wi

Re: lockdep warning with LTP dio test (v2.6.24-rc6-125-g5356f66)

2008-01-14 Thread Chris Mason
On Mon, 14 Jan 2008 18:06:09 +0100 Jan Kara <[EMAIL PROTECTED]> wrote: > On Wed 02-01-08 12:42:19, Zach Brown wrote: > > Erez Zadok wrote: > > > Setting: ltp-full-20071031, dio01 test on ext3 with Linus's > > > latest tree. Kernel w/ SMP, preemption, and lockdep configured. > > > > This is a real

Re: [PATCH 06/10] x86: Change NR_CPUS arrays in topology

2008-01-14 Thread Jan Engelhardt
On Jan 13 2008 10:34, [EMAIL PROTECTED] wrote: >+++ b/include/asm-x86/cpu.h >@@ -7,7 +7,7 @@ > #include > #include > >-struct i386_cpu { >+struct x86_cpu { > struct cpu cpu; > }; > extern int arch_register_cpu(int num); Is not struct x86_cpu kinda redundant here if it only wraps around o

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Valdis . Kletnieks
On Mon, 14 Jan 2008 13:05:48 EST, [EMAIL PROTECTED] said: > I'm pulling git://git.infradead.org/users/pcmoore/lblnet-2.6_testing at the > moment, and seeing if there's already a fix in there for this. Apparently the only new commit in there since the tree that was in 24-rc6-mm1 is 5d95575903fd38

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Adrian Bunk
On Mon, Jan 14, 2008 at 03:58:54PM +0100, Ingo Molnar wrote: >... > a good way i see is to: >... > - quickly reach a close-to-100%-perfect stage, brute-force. Drop >__init* annotations en masse if they are not perfectly layered. >Whoever reintroduces them will then have to do it perfectl

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Adrian Bunk
On Mon, Jan 14, 2008 at 04:01:03PM +0100, Ingo Molnar wrote: > > * Ingo Molnar <[EMAIL PROTECTED]> wrote: > > > > Would be great to have them automated - just dunno how to do it. Do > > > you see a feasible way to do it? > > > > a good starting point would be to make the warnings a lot more >

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Mike Travis
Jan Engelhardt wrote: > On Jan 13 2008 10:34, [EMAIL PROTECTED] wrote: >> --- a/arch/x86/kernel/mpparse_64.c >> +++ b/arch/x86/kernel/mpparse_64.c >> @@ -132,7 +132,7 @@ static void __cpuinit MP_processor_info( >> * area is created. >> */ >> if (x86_cpu_to_apicid_ptr) { >> -

Re: Performance loss 2.6.22->22.6.23->2.6.24-rc7 on CPU intensive benchmark on 8 Core Xeon

2008-01-14 Thread Ingo Molnar
* Colin Fowler <[EMAIL PROTECTED]> wrote: > Benchmark : A ray-trace is performed on 500 times on 17 separate > scenes. Workload is distributed by tiling the framebuffer into N 32x32 > pixel tiles. Each CPU grabs one of N tiles out of the queue and > repeats until no jobs are left. Rendering is

Re: [PATCH]drivers/net/phy/: default return value in ioctl phy.c

2008-01-14 Thread Andy Fleming
On Dec 11, 2007, at 09:02, Rini van Zetten wrote: Hello Andy, This patch (to 2.6.23.9) add a default return value EOPNOTSUPP to the ioctl function. The problem with the always 0 return value is that the iwconfig (wireless) tool found a valid device when an ethernet device uses the phy ab

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Mike Travis
Jan Engelhardt wrote: ... >> --- a/arch/x86/mm/srat_64.c >> +++ b/arch/x86/mm/srat_64.c >> @@ -384,6 +388,12 @@ int __init acpi_scan_nodes(unsigned long >> } >> >> #ifdef CONFIG_NUMA_EMU >> +static int fake_node_to_pxm_map[MAX_NUMNODES] __initdata = { >> +[0 ... MAX_NUMNODES-1] = PXM_INVAL >>

Re: [PATCH 2/2] updating ctime and mtime at syncing

2008-01-14 Thread Anton Salikhmetov
2008/1/14, Miklos Szeredi <[EMAIL PROTECTED]>: > > 2008/1/14, Miklos Szeredi <[EMAIL PROTECTED]>: > > > > http://bugzilla.kernel.org/show_bug.cgi?id=2645 > > > > > > > > Changes for updating the ctime and mtime fields for memory-mapped files: > > > > > > > > 1) new flag triggering update of the ino

Re: unify pagetable accessors patch causes double fault III

2008-01-14 Thread Ingo Molnar
* Andi Kleen <[EMAIL PROTECTED]> wrote: > BTW there seems to be some other instability that hits even on 64bit. > Since I updated my workstation to a recent git-x86 based kernel > (admittedly with my patches too) I had at least one hard hang already. > > Previously it ran an older -rc5 based k

[git pull] x86 updates

2008-01-14 Thread Ingo Molnar
[ resent with lkml Cc:-ed too. ] Linus, please pull the latest x86 git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86.git Thanks! Ingo --> Bernhard Walle (1): x86: fix RTC_AIE with CONFIG_HPET_EMULATE_RTC Mike Frysinger (1):

2.6.24-rc7-rt2

2008-01-14 Thread Steven Rostedt
We are pleased to announce the 2.6.24-rc7-rt2 tree, which can be downloaded from the location: http://rt.et.redhat.com/download/ Information on the RT patch can be found at: http://rt.wiki.kernel.org/index.php/Main_Page Changes since 2.6.24-rc7-rt1 - Several merge fixes reported by:

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Valdis . Kletnieks
On Mon, 14 Jan 2008 13:22:10 EST, [EMAIL PROTECTED] said: > Apparently the only new commit in there since the tree that was in > 24-rc6-mm1 is 5d95575903fd3865b884952bd93c339d48725c33 adding some warning > printk's. Would it be more productive to test against the full tree, or > leaving out the on

Re: [PATCH 06/10] x86: Change NR_CPUS arrays in topology

2008-01-14 Thread Mike Travis
Jan Engelhardt wrote: > On Jan 13 2008 10:34, [EMAIL PROTECTED] wrote: >> +++ b/include/asm-x86/cpu.h >> @@ -7,7 +7,7 @@ >> #include >> #include >> >> -struct i386_cpu { >> +struct x86_cpu { >> struct cpu cpu; >> }; >> extern int arch_register_cpu(int num); > > Is not struct x86_cpu kinda r

Re: [PATCH] x86_32: remove warning message not used

2008-01-14 Thread Ingo Molnar
* Hiroshi Shimamoto <[EMAIL PROTECTED]> wrote: > From: Hiroshi Shimamoto <[EMAIL PROTECTED]> > > smp_num_siblings hasn't been updated at this point yet, so it's always > 1. This polling and HT warning message is never shown. hah, nice one. But could you perhaps move it to a place where it has

State of kgdb on x86-64

2008-01-14 Thread Jan Kiszka
Hi Jason, what is the state of the kgbd git repos? What should work, what might be broken? I'm asking as today I tried to get kgdb up and running on a 4-way x86-64 Xeon box with both 2.6.24-rc6 and -rc7. Once kgdb is enabled in .config, the boot stops early with this panic: Kernel panic - not sy

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Ingo Molnar
* Adrian Bunk <[EMAIL PROTECTED]> wrote: > > for example, in current -git, could you tell me why this triggers: > > > > WARNING: vmlinux.o(.text+0x87e2a): Section mismatch: reference to > > .init.text: (between 'process_zones' and 'setup_per_cpu_pageset') > > > > and how to resolve

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Andy Whitcroft
On Mon, Jan 14, 2008 at 09:35:15AM -0800, Daniel Walker wrote: > > On Mon, 2008-01-14 at 17:17 +, Andy Whitcroft wrote: > > On Fri, Jan 11, 2008 at 06:06:35PM +0100, Stefan Richter wrote: > > > Signed-off-by: Stefan Richter <[EMAIL PROTECTED]> > > > Acked-by: Jiri Slaby <[EMAIL PROTECTED]> > >

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Christoph Lameter
On Mon, 14 Jan 2008, Mike Travis wrote: > I see the mistake in the node array. But AFAICT, pxm is the proximity > between nodes and cannot be expressed as greater than the number of > nodes, yes? (Or can it be arbitrarily expressed where 32 bits is > necessary?) I ask this because the real node

Re: State of kgdb on x86-64

2008-01-14 Thread Jason Wessel
It was working at the point that I tested it with the 2.6.24-rc5 on x86_64. However I suspect my kernel config may differ drastically from what you are using. Without any other context provided than the generic message, it is hard to know what might have happened. Jason. Jan Kiszka wrote: > Hi

[PATCH] x86_32: remove warning message not used

2008-01-14 Thread Hiroshi Shimamoto
From: Hiroshi Shimamoto <[EMAIL PROTECTED]> smp_num_siblings hasn't been updated at this point yet, so it's always 1. This polling and HT warning message is never shown. Signed-off-by: Hiroshi Shimamoto <[EMAIL PROTECTED]> --- arch/x86/kernel/process_32.c |4 1 files changed, 0 insertio

RE: Checkpatch.pl failure

2008-01-14 Thread Salyzyn, Mark
Suppress one of the bogus checkpatch.pl error, the side-effect of the error highlighted that this constant should be replaced by an existing manifest. checkpatch.pl needs to be corrected to accept the comment style to deal with the other cases should they ever be touched by future patches. This

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Paul Moore
On Monday 14 January 2008 1:50:39 pm [EMAIL PROTECTED] wrote: > On Mon, 14 Jan 2008 13:22:10 EST, [EMAIL PROTECTED] said: > > Apparently the only new commit in there since the tree that was in > > 24-rc6-mm1 is 5d95575903fd3865b884952bd93c339d48725c33 adding some > > warning printk's. Would it be

Re: rtl8187 rate control doesn't work

2008-01-14 Thread Luis R. Rodriguez
On Jan 11, 2008 5:39 PM, Hauke Mehrtens <[EMAIL PROTECTED]> wrote: > Luis R. Rodriguez wrote: > > On Jan 7, 2008 11:02 AM, Hauke Mehrtens <[EMAIL PROTECTED]> wrote: > > > > Thanks for reporting this, how'd it go with simple rate control > > algorithm instead? > > How do I change from pid to simple

Re: [PATCH 01/10] x86: Change size of APICIDs from u8 to u16

2008-01-14 Thread Mike Travis
Mel Gorman wrote: > On (13/01/08 10:34), [EMAIL PROTECTED] didst pronounce: ... >> int update_end_of_memory(unsigned long end) {return -1;} >> @@ -343,7 +346,8 @@ int __init acpi_scan_nodes(unsigned long >> /* First clean up the node list */ >> for (i = 0; i < MAX_NUMNODES; i++) { >>

Re: questions on NAPI processing latency and dropped network packets

2008-01-14 Thread Eric Dumazet
Chris Friesen a écrit : Eric Dumazet wrote: Chris Friesen a écrit : Based on profiling and instrumentation it seems like the cost of sctp_endpoint_lookup_assoc() more than triples, which means that the amount of time that bottom halves are disabled in that function also triples. Any idea

Possibly silly Q?

2008-01-14 Thread Gene Heskett
Greetings; Do we have a utility that can force the kernel to re-read, and re-initialize itself to a given drives partition tables without having to reboot if one is working with a drive that is not part of the required kernel directory tree? The reason I ask, is that I've just spent about 20 ho

Re: [PATCH] x86_32: remove warning message not used

2008-01-14 Thread Hiroshi Shimamoto
Ingo Molnar wrote: > * Hiroshi Shimamoto <[EMAIL PROTECTED]> wrote: > >> From: Hiroshi Shimamoto <[EMAIL PROTECTED]> >> >> smp_num_siblings hasn't been updated at this point yet, so it's always >> 1. This polling and HT warning message is never shown. > > hah, nice one. But could you perhaps mov

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Daniel Walker
On Mon, 2008-01-14 at 19:12 +, Andy Whitcroft wrote: > So it does, however that of itself differs from the unix norm; as with > this I cannot run checkpatch and "type" (ie paste) a patch fragment to > check it. So I don't think we want the semantics as you have there, > as its confusing to th

[PATCH 2/2] checkstack: fix perl warnings

2008-01-14 Thread Stephen Hemminger
If you enable perl warnings on this script, it shows a couple of problems: Parentheses missing around "my" list at scripts/checkstack.pl line 105. Useless use of a variable in void context at scripts/checkstack.pl line 105. Use of uninitialized value in string eq at scripts/checkstac

[PATCH 1/2] checkstack: parse architecture correctly

2008-01-14 Thread Stephen Hemminger
The checkstack script wouldn't work because it was picking up the newline on the end of the output of uname -m. Also, use a standard perl construct to print error message and exit with non-zero error code. Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]> --- a/scripts/checkstack.pl 2008-

Re: EXPORTS_SYMBOLs that are in assembly?

2008-01-14 Thread Andy Whitcroft
On Sun, Jan 13, 2008 at 08:41:20PM -0500, Steven Rostedt wrote: > > Hi guys, > > Just wondering what the proper way to export a symbol that is defined in > assembly? Or is there some kind of annotation I can add in comment form > that will let checkpatch know the variable is not in C? > > Here's

Re: questions on NAPI processing latency and dropped network packets

2008-01-14 Thread Chris Friesen
Eric Dumazet wrote: Chris Friesen a écrit : Based on profiling and instrumentation it seems like the cost of sctp_endpoint_lookup_assoc() more than triples, which means that the amount of time that bottom halves are disabled in that function also triples. Any idea of the size of sctp hash

Re: Possibly silly Q?

2008-01-14 Thread Robert P. J. Day
On Mon, 14 Jan 2008, Gene Heskett wrote: > Greetings; > > Do we have a utility that can force the kernel to re-read, and > re-initialize itself to a given drives partition tables without > having to reboot if one is working with a drive that is not part of > the required kernel directory tree? i

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Valdis . Kletnieks
On Mon, 14 Jan 2008 14:07:46 EST, Paul Moore said: > There have been quite a few changes in lblnet-2.6_testing since > 2.6.24-rc6-mm1 > so I would recommend taking the whole tree. I'm also not quite sure if Weird. I did a 'git clone git://git.infradead.org/users/pcmoore/lblnet-2.6_testing' in

Re: [PATCH 1/2] checkstack: parse architecture correctly

2008-01-14 Thread Jiri Slaby
On 01/14/2008 08:19 PM, Stephen Hemminger wrote: The checkstack script wouldn't work because it was picking up the newline on the end of the output of uname -m. Also, use a standard perl construct to print error message and exit with non-zero error code. Signed-off-by: Stephen Hemminger <[EMAIL

Re: [PATCH 0/5] USB Kconfig: Reorganize USB Kconfig Menu

2008-01-14 Thread Stefan Richter
Greg KH wrote: > On Mon, Jan 14, 2008 at 01:21:51PM +0300, Al Boldi wrote: >> Stefan Richter wrote: >>> would you please explain like I asked you: >>> - what is wrong with the current solution which tells the user to >>> first enable SCSI to get the USB_STORAGE option, >>> - whether there a

Re: unify pagetable accessors patch causes double fault II

2008-01-14 Thread Jeremy Fitzhardinge
Ingo Molnar wrote: would be nice to have some debugging apparatus for bugs like this. Perhaps artificially add a large pfn, then convert/unconvert, then subtract it and expect the whole transformation to be an identity mapping? This way we could simulate most of the effects of >4GB RAM, right?

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Adrian Bunk
On Mon, Jan 14, 2008 at 08:10:09PM +0100, Ingo Molnar wrote: > > * Adrian Bunk <[EMAIL PROTECTED]> wrote: > > > > for example, in current -git, could you tell me why this triggers: > > > > > > WARNING: vmlinux.o(.text+0x87e2a): Section mismatch: reference to > > > .init.text: (betwee

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Daniel Walker
On Mon, 2008-01-14 at 20:31 +0100, Stefan Richter wrote: > AFAIU Daniel's patch still leaves the possibility to use the '-' > syntax, > doesn't it? > > (The program 'cat' is of the kind which always reads from stdin if no > file name is given, or if '-' is given instead of a file name. So, > 'ca

Re: Possibly silly Q?

2008-01-14 Thread Anton Altaparmakov
Hi, On 14 Jan 2008, at 19:34, Gene Heskett wrote: Do we have a utility that can force the kernel to re-read, and re- initialize itself to a given drives partition tables without having to reboot if one is working with a drive that is not part of the required kernel directory tree? Yes, th

Re: unify pagetable accessors patch causes double fault III

2008-01-14 Thread Jeremy Fitzhardinge
Ingo Molnar wrote: hm. Did the hanging kernel have the i387 regset fix from Roland already? That bug indeed manifested itself as rare desktop hangs. other than that i know of no pending instability but the large-RAM bootup crash you reported. I read that as Andi is having general stability p

Re: 2.6.24-rc7-rt1

2008-01-14 Thread Robert Schwebel
On Sun, Jan 13, 2008 at 03:48:33PM -0500, Steven Rostedt wrote: > > Works fine on phyCORE-MPC5200B-tiny, here are the latest results: > > http://www.pengutronix.de/oselas/realtime/results/20080113-1/ > > That doesn't look too bad. Or is over a 100us not good for that box? I think it's ok. However,

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Stefan Richter
Daniel Walker wrote: > On Mon, 2008-01-14 at 19:12 +, Andy Whitcroft wrote: >> with this I cannot run checkpatch and "type" (ie paste) a patch >> fragment to check it. ... > I'm not sure I understand what you mean .. Can you give an example? AFAIU Daniel's patch still leaves the possibility to

Re: [i2c] [PATCH] update module-init-tools to support the i2c subsystem

2008-01-14 Thread Kay Sievers
On Jan 14, 2008 6:50 PM, Jean Delvare <[EMAIL PROTECTED]> wrote: > On Mon, 14 Jan 2008 18:08:16 +0100 (CET), Geert Uytterhoeven wrote: > > On Mon, 14 Jan 2008, Jean Delvare wrote: > > > I thought that the module aliases were generated by > > > scripts/mod/modpost? As a matter of fact, I did not app

[BUG] skge 0000:02:05: read data parity error

2008-01-14 Thread Oliver Pinter (Pintér Olivér)
Hi All! It is fully reproductable under 2.6.22.15, 2.6.23.13 (all tainted and not tainted [4 different kernel] ) and 2 different PC: [BUG] skge :02:05: read data parity error [BUG] skge :02:05: read data parity error steps: 1. login as root 2. start mc 3. cd /sys/bus/pci/drivers/skge/000

[oops report analysis] hfs_bnode_split() one (Arjan's #2753)

2008-01-14 Thread Al Viro
[summary for folks who want to skip blow-by-blow: it's missing check for hfs_bnode_find() returning ERR_PTR(), there are 2 more places like that in fs/hfs/* (all in brec.c) and graceful recovery may be non-obvious] Text below is mostly for the benefit of newbies - it's more along the lines of 'how

Re: [PATCH 2/2] Markers Implementation for Preempt RCU Boost Tracing

2008-01-14 Thread Mathieu Desnoyers
* Linus Torvalds ([EMAIL PROTECTED]) wrote: > > > On Mon, 14 Jan 2008, Mathieu Desnoyers wrote: > > > > We would have to figure out if enabling -freorder-blocks-and-partition > > makes sense kernel-wide. > > Last I saw, it generates crappy code, with lots more jumps back and forth, > and the i

Re: Possibly silly Q?

2008-01-14 Thread Jan Engelhardt
On Jan 14 2008 14:34, Gene Heskett wrote: > >Do we have a utility that can force the kernel to re-read, and re-initialize >itself to a given drives partition tables without having to reboot if one is >working with a drive that is not part of the required kernel directory tree? fdisk issues an i

Re: [PATCH] checkpatch.pl: show how to read from stdin

2008-01-14 Thread Jiri Slaby
On 01/14/2008 08:31 PM, Stefan Richter wrote: it is with cat. There you have to type no less than 'cat --help', or at least with GNU cat.) --h (--he --hel --help) suffices due to getopt_long gnu implementation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the bo

Re: [i2c] [PATCH] update module-init-tools to support the i2c subsystem

2008-01-14 Thread Jean Delvare
On Mon, 14 Jan 2008 20:38:28 +0100, Kay Sievers wrote: > On Jan 14, 2008 6:50 PM, Jean Delvare <[EMAIL PROTECTED]> wrote: > > I am under the impression that modules.*map are the old way to get > > automatic driver loading and aliases are the new way to do the same. > > But maybe that's just me. >

Re: [PATCH] x86_64: cleanup setup_node_zones called by paging_init v2

2008-01-14 Thread Christoph Lameter
On Sat, 12 Jan 2008, Yinghai Lu wrote: > please check the following patch. Exactly! Reviewed-by: Christoph Lameter <[EMAIL PROTECTED]> -- 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.kern

Re: questions on NAPI processing latency and dropped network packets

2008-01-14 Thread Chris Friesen
Eric Dumazet wrote: Chris Friesen a écrit : Based on the profiling information we're spending time in sctp_endpoint_lookup_assoc() which doesn't actually use hashes, so I can't see how the hash would be related. I'm pretty new to SCTP though, so I may be missing something. Well, it does u

Re: unify pagetable accessors patch causes double fault III

2008-01-14 Thread Andi Kleen
On Mon, Jan 14, 2008 at 08:00:04PM +0100, Ingo Molnar wrote: > > * Andi Kleen <[EMAIL PROTECTED]> wrote: > > > BTW there seems to be some other instability that hits even on 64bit. > > Since I updated my workstation to a recent git-x86 based kernel > > (admittedly with my patches too) I had at

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Sam Ravnborg
On Mon, Jan 14, 2008 at 04:24:40PM +0100, Ingo Molnar wrote: > > * Ingo Molnar <[EMAIL PROTECTED]> wrote: > > > also, in theory we've got a pretty reliable set of the following > > information: > > > > function X references symbol Y > > > > and we know what type of sections they are in, righ

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Adrian Bunk
On Mon, Jan 14, 2008 at 09:01:26PM +0100, Sam Ravnborg wrote: > On Mon, Jan 14, 2008 at 09:52:58PM +0200, Adrian Bunk wrote: > > On Mon, Jan 14, 2008 at 08:10:09PM +0100, Ingo Molnar wrote: > > > > > > * Adrian Bunk <[EMAIL PROTECTED]> wrote: > > > > > > > > for example, in current -git, could yo

Re: Possibly silly Q?

2008-01-14 Thread Dagfinn Ilmari Mannsåker
Gene Heskett <[EMAIL PROTECTED]> writes: > Greetings; > > Do we have a utility that can force the kernel to re-read, and re-initialize > itself to a given drives partition tables without having to reboot if one is > working with a drive that is not part of the required kernel directory tree? […]

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Sam Ravnborg
> > > Can you fix the bug that menuconfig does not let me enable CONFIG_64BIT? > > > > make ARCH=x86_64 allyesconfig > > will set CONFIG_64BIT for you - no? > > Yes. > > But this still leaves the fact that when someone says 'allyesconfig' > it's no longer clear which configuration he has. Assum

Re: [PATCH] mmu notifiers #v2

2008-01-14 Thread Christoph Lameter
On Sun, 13 Jan 2008, Andrea Arcangeli wrote: > About the locking perhaps I'm underestimating it, but by following the > TLB flushing analogy, by simply clearing the shadow ptes (with kvm > mmu_lock spinlock to avoid racing with other vcpu spte accesses of > course) and flushing the shadow-pte afte

Re: 2.6.24-rc6-mm1 - oddness with IPv4/v6 mapped sockets hanging...

2008-01-14 Thread Paul Moore
On Monday 14 January 2008 2:37:02 pm [EMAIL PROTECTED] wrote: > On Mon, 14 Jan 2008 14:07:46 EST, Paul Moore said: > > There have been quite a few changes in lblnet-2.6_testing since > > 2.6.24-rc6-mm1 so I would recommend taking the whole tree. I'm also not > > quite sure if > > Weird. I did a '

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Sam Ravnborg
On Mon, Jan 14, 2008 at 09:52:58PM +0200, Adrian Bunk wrote: > On Mon, Jan 14, 2008 at 08:10:09PM +0100, Ingo Molnar wrote: > > > > * Adrian Bunk <[EMAIL PROTECTED]> wrote: > > > > > > for example, in current -git, could you tell me why this triggers: > > > > > > > > WARNING: vmlinux.o(.text+0x

Re: State of kgdb on x86-64

2008-01-14 Thread Jan Kiszka
Jason Wessel wrote: It was working at the point that I tested it with the 2.6.24-rc5 on x86_64. However I suspect my kernel config may differ drastically from what you are using. Yeah, that might be the case. The only thing I tried to vary so far was applying maxcpus=1, but without success.

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Sam Ravnborg
On Mon, Jan 14, 2008 at 04:01:03PM +0100, Ingo Molnar wrote: > > * Ingo Molnar <[EMAIL PROTECTED]> wrote: > > > > Would be great to have them automated - just dunno how to do it. Do > > > you see a feasible way to do it? > > > > a good starting point would be to make the warnings a lot more >

Re: Possibly silly Q?

2008-01-14 Thread Sven-Haegar Koch
On Mon, 14 Jan 2008, Robert P. J. Day wrote: > On Mon, 14 Jan 2008, Gene Heskett wrote: > > > Greetings; > > > > Do we have a utility that can force the kernel to re-read, and > > re-initialize itself to a given drives partition tables without > > having to reboot if one is working with a drive t

Re: 2.6.24-rc7-rt2

2008-01-14 Thread Mark Knecht
On Jan 14, 2008 10:41 AM, Steven Rostedt <[EMAIL PROTECTED]> wrote: > We are pleased to announce the 2.6.24-rc7-rt2 tree, which can be > downloaded from the location: > Up and running here: [EMAIL PROTECTED] ~ $ uname -a Linux lightning 2.6.24-rc7-rt2 #1 PREEMPT RT Mon Jan 14 11:18:04 PST 2008 x8

Re: [PATCH x86] [15/16] Force __cpuinit on for CONFIG_PM without HOTPLUG_CPU

2008-01-14 Thread Adrian Bunk
On Mon, Jan 14, 2008 at 09:27:40PM +0100, Sam Ravnborg wrote: > > > > Can you fix the bug that menuconfig does not let me enable CONFIG_64BIT? > > > > > > make ARCH=x86_64 allyesconfig > > > will set CONFIG_64BIT for you - no? > > > > Yes. > > > > But this still leaves the fact that when someone

Re: 2.6.24-rc7, intel audio: alsa doesn't say a beep

2008-01-14 Thread Harald Dunkel
Dear Takashi-san, Takashi Iwai wrote: The "regression" was your original problem, no sound on rc7, which was fixed by reverting the patch. Now I'd like to know that my new patch doesn't break after reverting the broken patch. Seems that there was some misunderstanding: I thought your patch

Re: Possibly silly Q?

2008-01-14 Thread Robert P. J. Day
On Mon, 14 Jan 2008, Dagfinn Ilmari Mannsåker wrote: > Gene Heskett <[EMAIL PROTECTED]> writes: > > > Greetings; > > > > Do we have a utility that can force the kernel to re-read, and re-initialize > > itself to a given drives partition tables without having to reboot if one is > > working with a

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