Terrible IO performance when using 4GB of RAM on a 32 bit machine

2007-06-21 Thread Peter Rabbitson
Hello everyone, I hope this question is not too basic for the intended audience. I have a server with an Intel SE7210TP1-E motherboard[1] and a single 3.4GHz P4 CPU[2]. I am currently running a vanilla 2.6.21.5 kernel with SMP/HT. Two patches are applied: one is a SATA driver[3] and the other

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread H. Peter Anvin
Ram Pai wrote: > > Peter, I am not working on it currently. But i am interested in getting > it done. I have the seed set of patches which had Al Viro's ideas > incorporated. Infact those patches were sent on lkml 2 months back. > Shall we start with those patches? > Okay, so what I see in your

Re: [PATCH for 2.6.22] [6/10] x86: Only make Macintosh drivers default on Macs

2007-06-21 Thread Olaf Hering
On Wed, Jun 20, Andi Kleen wrote: > > It's already annoying that they appear on x86 now -- that's for the 3button > emulation needed on x86 macs -- but at least don't make them default. > > Signed-off-by: Andi Kleen <[EMAIL PROTECTED]> > > --- > drivers/macintosh/Kconfig |2 +- > 1 file ch

Re: [PATCH] bracing the loop in kernel/softirq.c

2007-06-21 Thread Cyrill Gorcunov
[Jesper Juhl - Thu, Jun 21, 2007 at 07:20:33PM +0200] | From: Jesper Juhl <[EMAIL PROTECTED]> | To: Cyrill Gorcunov <[EMAIL PROTECTED]> | Cc: LKML | Subject: Re: [PATCH] bracing the loop in kernel/softirq.c | Date: Thu, 21 Jun 2007 19:20:33 +0200 | > On 21/06/07, Cyrill Gorcunov <[EMAIL PROTECTED

Re: [PATCH] signed binaries support [0/4]

2007-06-21 Thread Alexander Wuerstlein
On 070621 19:26, Adrian Bunk <[EMAIL PROTECTED]> wrote: > On Thu, Jun 21, 2007 at 06:29:17PM +0200, Alexander Wuerstlein wrote: > > On 070621 18:19, Adrian Bunk <[EMAIL PROTECTED]> wrote: > > > On Thu, Jun 21, 2007 at 05:55:16PM +0200, Johannes Schlumberger wrote: > > > > > > > Hi, > > > > > > Hi

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Linus Torvalds
On Thu, 21 Jun 2007, Chuck Ebbert wrote: > > A while ago I showed that spinlocks were a lot more fair when doing > unlock with the xchg instruction on x86. Probably the arbitration is all > screwed up because we use a mov instruction, which while atomic is not > locked. No, the cache line arbit

Re: [PATCH] Check files' signatures before doing suid/sgid [2/4]

2007-06-21 Thread Arjan van de Ven
On Thu, 2007-06-21 at 19:25 +0200, Alexander Wuerstlein wrote: > On 070621 19:21, Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > On Thu, 2007-06-21 at 18:02 +0200, Alexander Wuerstlein wrote: > > > Modified task_struct to hold a 'signed flag' which is set on exec(), > > > inherited > > > on fork(

Re: [RFC] mm-controller

2007-06-21 Thread Balbir Singh
Peter Zijlstra wrote: > On Thu, 2007-06-21 at 16:33 +0530, Balbir Singh wrote: >> Peter Zijlstra wrote: >>> Having read the RSS and Pagecache controllers some things bothered me. >>> >>> - the duplication of much of the reclaim data (not code) >>>and the size increase as a result thereof. >>>

Broadcom (bnx2) on PE1950/2950 failure

2007-06-21 Thread Fortier,Vincent [Montreal]
When trying manually to get the on-board broadcom adapter working I get this: Jun 21 16:50:47 urpdev1 kernel: [ 184.528092] Broadcom NetXtreme II Gigabit Ethernet Driver bnx2 v1.4.45 (September 29, 2006) Jun 21 16:50:47 urpdev1 kernel: [ 184.539831] ACPI: PCI Interrupt :05:00.0[A] -> GSI 16

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread david
On Thu, 21 Jun 2007, Lennart Sorensen wrote: On Wed, Jun 20, 2007 at 04:07:57PM -0400, Michael Poole wrote: I do not say that the BIOS is doing anything (legally) wrong. The wrong act is distributing the binary kernel image without distributing complete source code for it. So how about this

Re: [PATCH] Check files' signatures before doing suid/sgid [2/4]

2007-06-21 Thread Alexander Wuerstlein
On 070621 19:21, Arjan van de Ven <[EMAIL PROTECTED]> wrote: > On Thu, 2007-06-21 at 18:02 +0200, Alexander Wuerstlein wrote: > > Modified task_struct to hold a 'signed flag' which is set on exec(), > > inherited > > on fork() and checked during exec before giving the new process suid/sgid > > pri

Re: cpuset attach_task to touch per-cpu kernel threads?

2007-06-21 Thread Srivatsa Vaddagiri
On Thu, Jun 21, 2007 at 10:07:12AM -0700, Paul Jackson wrote: > Ingo, responding to Srivatsa: > > > Or maybe allow movement if it > > > doesn't result in changing kernel-threads's cpu affinity. > > > > yeah, i'd agree .. > > Good point. I'd agree too. Yeah .."allow movement if it doesn't resul

Re: [PATCH] simplify touchscreen event dispatcher

2007-06-21 Thread Dmitry Torokhov
Hi Benedikt, On 6/21/07, Benedikt Spranger <[EMAIL PROTECTED]> wrote: Fix the reporting order of BTN_TOUCH to coordinates first, then BTN_TOUCH. This simplifies touchscreen event dispatcher. The userspace should count on the kernel and get BTN_TOUCH-events with updated coordinates. Why is thi

Re: mach64 breakage in 2.6.22

2007-06-21 Thread Ville Syrjälä
On Mon, Jun 18, 2007 at 04:45:34PM +0200, Olaf Hering wrote: > On Thu, Jun 14, Ville Syrjälä wrote: > > > On Thu, Jun 14, 2007 at 10:25:28AM +0200, Olaf Hering wrote: > > > On Sat, May 05, Andrew Morton wrote: > > > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21/2.6.

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread Ram Pai
On Thu, 2007-06-21 at 09:29 -0700, H. Peter Anvin wrote: > Ram Pai wrote: > > > > Peter, I am not working on it currently. But i am interested in getting > > it done. I have the seed set of patches which had Al Viro's ideas > > incorporated. Infact those patches were sent on lkml 2 months back. >

Re: [PATCH] signed binaries support [0/4]

2007-06-21 Thread Adrian Bunk
On Thu, Jun 21, 2007 at 06:29:17PM +0200, Alexander Wuerstlein wrote: > On 070621 18:19, Adrian Bunk <[EMAIL PROTECTED]> wrote: > > On Thu, Jun 21, 2007 at 05:55:16PM +0200, Johannes Schlumberger wrote: > > > > > Hi, > > > > Hi Johannes, > > > > > We (two students of CS) built a system for signi

Re: [PATCH] Check files' signatures before doing suid/sgid [2/4]

2007-06-21 Thread Arjan van de Ven
On Thu, 2007-06-21 at 18:02 +0200, Alexander Wuerstlein wrote: > Modified task_struct to hold a 'signed flag' which is set on exec(), inherited > on fork() and checked during exec before giving the new process suid/sgid > privileges. > do you also check the signature of glibc and every other sh

Re: [PATCH] bracing the loop in kernel/softirq.c

2007-06-21 Thread Jesper Juhl
On 21/06/07, Cyrill Gorcunov <[EMAIL PROTECTED]> wrote: [Jesper Juhl - Wed, Jun 20, 2007 at 11:01:44PM +0200] | From: Jesper Juhl <[EMAIL PROTECTED]> | To: Cyrill Gorcunov <[EMAIL PROTECTED]> | Cc: LKML | Subject: Re: [PATCH] bracing the loop in kernel/softirq.c | Date: Wed, 20 Jun 2007 23:01:44

[PATCH] Chinese translation of Documentation/stable_api_nonsense.txt

2007-06-21 Thread TripleX
This is a Chinese translated version of Documentation/stable_api_nonsense.txt. Hope this document will be hepful. --- Documentation/zh_CN/stable_api_nonsense.txt | 157 +++ 1 files changed, 157 insertions(+), 0 deletions(-) create mode 100644 Documentation/zh_CN/stable_

Re: [PATCH] cross-architecture ELF clean up

2007-06-21 Thread Chris Zankel
Jeremy, Could you please add the ELF architecture-magic number for Xtensa (94) when you finally submit this patch? Jeremy Fitzhardinge wrote: This patch cleans up the ELF headers and their users. It does several related things: --- /dev/null +++ b/include/linux/elf-const.h @@ -0,0 +1,222 @@

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Lennart Sorensen
On Wed, Jun 20, 2007 at 04:07:57PM -0400, Michael Poole wrote: > I do not say that the BIOS is doing anything (legally) wrong. The > wrong act is distributing the binary kernel image without distributing > complete source code for it. So how about this idea then: Tivo builds a kernel for their b

Re: [PATCH 19/19] ide: use PIO/MMIO operations directly where possible

2007-06-21 Thread Sergei Shtylyov
Hello. Bartlomiej Zolnierkiewicz wrote: [PATCH] ide: use PIO/MMIO operations directly where possible This results in smaller/faster/simpler code and allows future optimizations. Also remove no longer needed ide[_mm]_{inl,outl}() and ide_hwif_t.{INL,OUTL}. Signed-off-by: Bartlomiej Zolnierk

Re: cpuset attach_task to touch per-cpu kernel threads?

2007-06-21 Thread Paul Jackson
Ingo, responding to Srivatsa: > > Or maybe allow movement if it > > doesn't result in changing kernel-threads's cpu affinity. > > yeah, i'd agree .. Good point. I'd agree too. -- I won't rest till it's the best ... Programmer, Linux Scalability

2.6.21.4: general protection fault: 0000 [1]

2007-06-21 Thread Leszek Koltunski
While trying to copy a file from my cell phone to a ext3 partition over bluetooth ( with gnome-vfs-obexftp 0.2 using bluez-utils 3.7 ) I got two 'general protection faults' in my vanilla 2.6.21.4 kernel ( tainted with NVidia module ) This appeared in the console: -

Re: [PATCH 11/12] pcmcia/net_pcmcia: all net_pcmcia modules depend on PCMCIA

2007-06-21 Thread Andreas Herrmann
On Wed, Jun 20, 2007 at 01:44:35PM -0700, Randy Dunlap wrote: > On Wed, 20 Jun 2007 00:52:03 +0200 Andreas Herrmann wrote: > > > Fix several build errors with PCMCIA=m && NET_PCMCIA=y: > > > >LD .tmp_vmlinux1 > >drivers/built-in.o: In function `nmclan_release': > >nmclan_cs.c:(.t

Re: Dual slot PCI riser messes up ivtv

2007-06-21 Thread Clemens Koller
Hi, Lennart! Lennart Sorensen schrieb: On Thu, Jun 28, 2007 at 05:32:48PM +0200, Clemens Koller wrote: Robert Hancock schrieb: Islam Amer wrote: I am trying to build a settop box with two cards, a PVR-150 and a DVB card. The mini-ITX motherboard has only one PCI slot, so I bought an active PC

Re: limits on raid

2007-06-21 Thread Mark Lord
[EMAIL PROTECTED] wrote: On Thu, 21 Jun 2007, David Chinner wrote: On Thu, Jun 21, 2007 at 12:56:44PM +1000, Neil Brown wrote: I have that - apparently naive - idea that drives use strong checksum, and will never return bad data, only good data or an error. If this isn't right, then it would

Re: Change in default vm_dirty_ratio

2007-06-21 Thread Peter Zijlstra
On Thu, 2007-06-21 at 12:54 -0400, Mark Lord wrote: > Andrew Morton wrote: > > > > What do we actually want the kernel to *do*? Stated in terms of "when the > > dirty memory state is A, do B" and "when userspace does C, the kernel should > > do D". > > When we have dirty pages awaiting write-out,

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread H. Peter Anvin
Serge E. Hallyn wrote: > > Hmm, or do you actually mean that if i'd done > > mount --bind /tmp/a /tmp > mount --bind /tmp/b /tmp > mount --bind /tmp/c /tmp > > that you would want to see information about the first two mounts? > Yes. Right now, you see all three without any

Re: Change in default vm_dirty_ratio

2007-06-21 Thread Mark Lord
Andrew Morton wrote: What do we actually want the kernel to *do*? Stated in terms of "when the dirty memory state is A, do B" and "when userspace does C, the kernel should do D". When we have dirty pages awaiting write-out, and the write-out device is completely idle, then we should be writin

Re: 2.6.22-rc4-mm2: serial-convert-early_uart-to-earlycon-for-8250

2007-06-21 Thread Yinghai Lu
Andy Whitcroft wrote: The following patch to 2.6.22-rc4-mm2 seems to update the early console support for the 8250 uarts: serial-convert-early_uart-to-earlycon-for-8250 This moved from naming the 8250 uart 'uart' to 'uart8250' in the console= kernel parameter. While this is sensible long t

Re: limits on raid

2007-06-21 Thread david
On Thu, 21 Jun 2007, Mattias Wadenstein wrote: On Thu, 21 Jun 2007, Neil Brown wrote: I have that - apparently naive - idea that drives use strong checksum, and will never return bad data, only good data or an error. If this isn't right, then it would really help to understand what the cau

Re: [PATCH] sns: add syscall to check signed state of a process [4/4]

2007-06-21 Thread Alexander Wuerstlein
On 070621 18:34, Akinobu Mita <[EMAIL PROTECTED]> wrote: > 2007/6/22, Alexander Wuerstlein <[EMAIL PROTECTED]>: > >> +asmlinkage int sys_sns_is_trusted(pid_t p) >> +{ >> + struct task_struct *t; >> + rcu_read_lock(); >> + t = find_task_by_pid(p); >> + if (IS_ERR(t)) { > > Sh

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread Serge E. Hallyn
Quoting H. Peter Anvin ([EMAIL PROTECTED]): > Al Viro wrote: > > On Wed, Jun 20, 2007 at 01:57:33PM -0700, H. Peter Anvin wrote: > >> ... or, alternatively, add a subfield to the first field (which would > >> entail escaping whatever separator we choose): > >> > >> /dev/md6 /export ext3 rw,data=ord

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Chuck Ebbert
On 06/21/2007 12:08 PM, Ingo Molnar wrote: > yeah - i'm not at all arguing in favor of the BTRL patch i did: i always > liked the 'nicer' inner loop of spinlocks, which could btw also easily > use MONITOR/MWAIT. The "nice" inner loop is necessary or else it would generate huge amounts of bus tra

Re: [RFC PATCH 2/4] Mount changes to support union mount.

2007-06-21 Thread Josef Sipek
On Wed, Jun 20, 2007 at 02:23:30PM +0530, Bharata B Rao wrote: > (replying from a different ID as you didn't copy me on reply) > > On 6/20/07, Jan Blunck <[EMAIL PROTECTED]> wrote: > >On Wed, 20 Jun 2007 11:22:41 +0530, Bharata B Rao wrote: > > > >> +/* > >> + * When propagating mount events to pe

Re: [2/2] 2.6.22-rc5: known regressions with patches v2

2007-06-21 Thread Michal Piotrowski
Hi all, Here is a list of some known regressions in 2.6.22-rc5 with patches available. Feel free to add new regressions/remove fixed etc. http://kernelnewbies.org/known_regressions (BTW. There is a new category called "Will be fixed in 2.6.23") Memory management Subject: bug in i386 MTR

Re: [RFC PATCH 1/4] Union mount documentation.

2007-06-21 Thread Erez Zadok
In message <[EMAIL PROTECTED]>, Josef Sipek writes: > On Thu, Jun 21, 2007 at 10:55:45AM +0530, Bharata B Rao wrote: > ... > > Talking about copyup and whiteout at VFS layer, we have already > > demonstrated what complexity it takes to have these within VFS. Please > > take a look at the copyup an

[1/2] 2.6.22-rc5: known regressions with patches v2

2007-06-21 Thread Michal Piotrowski
Hi all, Here is a list of some known regressions in 2.6.22-rc5 with patches available. Feel free to add new regressions/remove fixed etc. http://kernelnewbies.org/known_regressions (BTW. There is a new category called "Will be fixed in 2.6.23") Unclassified Subject: Device hang when off

Re: [2/2] 2.6.22-rc5: known regressions v2

2007-06-21 Thread Michal Piotrowski
Hi all, Here is a list of some known regressions in 2.6.22-rc5. Feel free to add new regressions/remove fixed etc. http://kernelnewbies.org/known_regressions (BTW. There is a new category called "Will be fixed in 2.6.23") SATA/PATA Subject: libata IT821X driver still fails! Hard-freezes

[1/2] 2.6.22-rc5: known regressions v2

2007-06-21 Thread Michal Piotrowski
Hi all, Here is a list of some known regressions in 2.6.22-rc5. Feel free to add new regressions/remove fixed etc. http://kernelnewbies.org/known_regressions (BTW. There is a new category called "Will be fixed in 2.6.23") Unclassified Subject: PANIC: CPU too old for this kernel. with Cr

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Linus Torvalds
On Thu, 21 Jun 2007, Ingo Molnar wrote: > > so the problem was not the trylock based spin_lock() itself (no matter > how it's structured in the assembly), the problem was actually modifying > the lock and re-modifying it again and again in a very tight > high-frequency loop, and hence not giv

Re: [PATCH] sns: add syscall to check signed state of a process [4/4]

2007-06-21 Thread Akinobu Mita
2007/6/22, Alexander Wuerstlein <[EMAIL PROTECTED]>: +asmlinkage int sys_sns_is_trusted(pid_t p) +{ + struct task_struct *t; + rcu_read_lock(); + t = find_task_by_pid(p); + if (IS_ERR(t)) { Shouldn't it be: if (!t) { ... ? find_task_by_pid() returns NULL on fail

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Lennart Sorensen
On Thu, Jun 21, 2007 at 01:23:01AM -0300, Alexandre Oliva wrote: > And then the user who uses such features in ways not permitted by the > copyright holders are committing a crime. They can be prosecuted by > the copyright holders and convicted of the crime. Well we already clearly know the conte

Re: long-term regression

2007-06-21 Thread david
On Thu, 21 Jun 2007, Randy Dunlap wrote: On Thu, 21 Jun 2007 05:28:07 -0700 Andrew Morton wrote: On Sun, 17 Jun 2007 10:57:55 -0700 (PDT) [EMAIL PROTECTED] wrote: I haven't had time to bisect this, but I'm having a problem on a AMD64 gentoo system where the printer doesn't work with recent ker

Re: [PATCH 008 of 8] knfsd: nfsd4: don't delegate files that have had conflicts

2007-06-21 Thread J. Bruce Fields
On Thu, Jun 21, 2007 at 12:28:01PM -0400, bfields wrote: > The authorship information got lost on these last two patches--both were > originally by Meelap Shah <[EMAIL PROTECTED]>. > > (The problem may have been that I had a From: line for him but not a > Signed-off-by: line?) Hm, no, actually I

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread H. Peter Anvin
Ram Pai wrote: > > Peter, I am not working on it currently. But i am interested in getting > it done. I have the seed set of patches which had Al Viro's ideas > incorporated. Infact those patches were sent on lkml 2 months back. > Shall we start with those patches? > Are these the "unprivileged

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread david
On Thu, 21 Jun 2007, Tomas Neme wrote: > as long as this right is not used by the software distributor to > impose restrictions on the user's ability to adapt the software to > their own needs. The GPLv3 paragraph above makes a fair concession in > this regard, don't you agree? no, one of

Re: [PATCH] signed binaries support [0/4]

2007-06-21 Thread Alexander Wuerstlein
On 070621 18:19, Adrian Bunk <[EMAIL PROTECTED]> wrote: > On Thu, Jun 21, 2007 at 05:55:16PM +0200, Johannes Schlumberger wrote: > > > Hi, > > Hi Johannes, > > > We (two students of CS) built a system for signing binaries and verifying > > them > > before executing. Our main focus was to implem

Re: [RFC PATCH 1/4] Union mount documentation.

2007-06-21 Thread Josef Sipek
On Thu, Jun 21, 2007 at 10:55:45AM +0530, Bharata B Rao wrote: ... > Talking about copyup and whiteout at VFS layer, we have already > demonstrated what complexity it takes to have these within VFS. Please > take a look at the copyup and whiteout patches in our previous > releases at: > > http://

Re: [PATCH 008 of 8] knfsd: nfsd4: don't delegate files that have had conflicts

2007-06-21 Thread J. Bruce Fields
The authorship information got lost on these last two patches--both were originally by Meelap Shah <[EMAIL PROTECTED]>. (The problem may have been that I had a From: line for him but not a Signed-off-by: line?) --b. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the

Re: Dual slot PCI riser messes up ivtv

2007-06-21 Thread Lennart Sorensen
On Thu, Jun 28, 2007 at 05:32:48PM +0200, Clemens Koller wrote: > Robert Hancock schrieb: > >Islam Amer wrote: > >> I am trying to build a settop box with two cards, a PVR-150 and a DVB > >> card. The mini-ITX motherboard has only one PCI slot, so I bought an > >> active PCI riser. > > Please defi

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread Ram Pai
On Wed, 2007-06-20 at 14:20 -0700, H. Peter Anvin wrote: > Al Viro wrote: > > On Wed, Jun 20, 2007 at 01:57:33PM -0700, H. Peter Anvin wrote: > >> ... or, alternatively, add a subfield to the first field (which would > >> entail escaping whatever separator we choose): > >> > >> /dev/md6 /export ext

Re: [PATCH] Chinese translation of Documentation/HOWTO

2007-06-21 Thread Bryan Wu
On Thu, 2007-06-21 at 22:40 +0800, Li Yang wrote: > This is a Chinese translated version of Documentation/HOWTO. Currently > Chinese involvement in Linux kernel is very low, especially comparing to > its largest population base. Language could be the main obstacle. Hope > this document will help

Re: [PATCH] driver core: multithreaded probing - more parallelism control

2007-06-21 Thread Stefan Richter
Huang, Ying wrote: > I think the queue IDs of different subsystem need not to be exclusive. > The subsystem can allocate queue IDs arbitrarily. If one queue ID is > shared between several subsystems, corresponding probing will be > serialized. This will slow down the probing unnecessarily, but ther

Re: [PATCH] signed binaries support [0/4]

2007-06-21 Thread Adrian Bunk
On Thu, Jun 21, 2007 at 05:55:16PM +0200, Johannes Schlumberger wrote: > Hi, Hi Johannes, > We (two students of CS) built a system for signing binaries and verifying them > before executing. Our main focus was to implement a way to inhibit execution > of suid-binaries, which are not trustworthy

Re: Adding subroot information to /proc/mounts, or obtaining that through other means

2007-06-21 Thread H. Peter Anvin
Al Viro wrote: > On Wed, Jun 20, 2007 at 01:57:33PM -0700, H. Peter Anvin wrote: >> ... or, alternatively, add a subfield to the first field (which would >> entail escaping whatever separator we choose): >> >> /dev/md6 /export ext3 rw,data=ordered 0 0 >> /dev/md6:/users/foo /home/foo ext3 rw,data=o

Re: [PATCH 007 of 8] knfsd: nfsd4: vary maximum delegation limit based on RAM size

2007-06-21 Thread J. Bruce Fields
I missed a compile warning here, apologies. --b. diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index c79f742..fbbbcab 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -3204,7 +3204,7 @@ get_nfs4_grace_period(void) } static void -set_max_delegations() +set_max_delegations

Re: [PATCH][AGPGART] intel_agp: don't load if no IGD and AGP port

2007-06-21 Thread Carlo Wood
On Thu, Jun 21, 2007 at 01:43:18PM +0800, Wang Zhenyu wrote: > Thanks Carlo to report this problem. The following patch should fix > his and potential issue. Thanks for fixing it Wang :) I have to admit that the Real Reason I did put time into this is because I wanted to be sure that when debian u

[PATCH] Check files' signatures before doing suid/sgid [2/4]

2007-06-21 Thread Alexander Wuerstlein
Modified task_struct to hold a 'signed flag' which is set on exec(), inherited on fork() and checked during exec before giving the new process suid/sgid privileges. sns.c contains our helper functions to verify the signatures. sns_secret_key.dat contains the 'secret key' which is used for HMAC. S

[PATCH] sns: check related executable memory of binaries [3/4]

2007-06-21 Thread Alexander Wuerstlein
From: Johannes Schlumberger <[EMAIL PROTECTED]> Checks on mmap and mprotect (i.e. libraries) wether they are signed and adjusts the processe's signed flag accordingly. If a process looses its signed state it gets, in our current design, killed, for it is no longer trustworthy. A process also loos

[PATCH] sns: add syscall to check signed state of a process [4/4]

2007-06-21 Thread Alexander Wuerstlein
Makes it possible for a userspace process to ask for the trustworthiness of another process. Signed-off-by: Johannes Schlumberger <[EMAIL PROTECTED]> --- arch/i386/kernel/syscall_table.S |1 + include/asm-i386/unistd.h|3 ++- security/sns.c | 15 +++

[PATCH] export xattr_resolve_name_sns [1/4]

2007-06-21 Thread Alexander Wuerstlein
From: Johannes Schlumberger <[EMAIL PROTECTED]> Makes it possible to get extended attributes for a given inode. We need this for cases where we no longer have the corresponding direntry. Signed-off-by: Johannes Schlumberger <[EMAIL PROTECTED]> --- fs/xattr.c| 18 ++

Re: [AppArmor 39/45] AppArmor: Profile loading and manipulation, pathname matching

2007-06-21 Thread Lars Marowsky-Bree
I've caught up on this thread with growing disbelief while reading the mails, so much that I've found it hard to decide where to reply to. So people are claiming that AA is ugly, because it introduces pathnames and possibly a regex interpreter. Ok, taste differs. We've got many different flavours

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Ingo Molnar
* Linus Torvalds <[EMAIL PROTECTED]> wrote: > On Thu, 21 Jun 2007, Ingo Molnar wrote: > > > > what worries me a bit though is that my patch that made spinlocks > > equally agressive to that loop didnt solve the hangs! > > Your parch kept doing "spin_trylock()", didn't it? yeah - it changed sp

Re: Request for Linux Kernel Mailing List archives

2007-06-21 Thread H. Peter Anvin
David Woodhouse wrote: > On Thu, 2007-06-21 at 17:54 +0200, Björn Steinbrink wrote: >> Or maybe alternatively a feature that forwards the mail to you. > > A mailing list where you actually _receive_ the mail. Such an innovative > idea... :) > > But yes, I agree that's quite cute. You could even

Re: [PATCH] Alternative fix for kprobes&DEBUG_RODATA was Re: [1/2] 2.6.22-rc5: known regressions with patches

2007-06-21 Thread Linus Torvalds
On Thu, 21 Jun 2007, Andi Kleen wrote: > Ok, here's a patch to do this. With that > 55181000cd60334fe920c65ffbcdfe0e3f1de406 > should be reverted because it isn't needed anymore. This seems buggy: > + int notext = 0; > > +#ifdef CONFIG_KPROBES > + notext = 1; > +#endif > #ifdef CON

[PATCH] signed binaries support [0/4]

2007-06-21 Thread Johannes Schlumberger
Hi, We (two students of CS) built a system for signing binaries and verifying them before executing. Our main focus was to implement a way to inhibit execution of suid-binaries, which are not trustworthy (i.e. not signed). Of course this can also be used to grant other access rights, capabilities,

Re: [AppArmor 39/45] AppArmor: Profile loading and manipulation, pathname matching

2007-06-21 Thread Andreas Gruenbacher
On Saturday 16 June 2007 01:49, Greg KH wrote: > But for those types of models that do not map well to internal kernel > structures, perhaps they should be modeled on top of a security system that > does handle the internal kernel representation of things in the way the > kernel works. How exactly

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Linus Torvalds
On Thu, 21 Jun 2007, Jarek Poplawski wrote: > > BTW, I've looked a bit at these NMI watchdog traces, and now I'm not > even sure it's necessarily the spinlock's problem (but I don't exclude > this possibility yet). It seems both processors use task_rq_lock(), so > there could be also a problem w

Re: implement-file-posix-capabilities.patch

2007-06-21 Thread Serge E. Hallyn
Quoting Chris Wright ([EMAIL PROTECTED]): > [folks, this is getting much too long-winded to stay a private thread] > > * Serge E. Hallyn ([EMAIL PROTECTED]) wrote: > > Quoting Chris Wright ([EMAIL PROTECTED]): > > > * Andrew Morgan ([EMAIL PROTECTED]) wrote: > > > > I share Casey's view that what'

Re: Request for Linux Kernel Mailing List archives

2007-06-21 Thread David Woodhouse
On Thu, 2007-06-21 at 17:54 +0200, Björn Steinbrink wrote: > Or maybe alternatively a feature that forwards the mail to you. A mailing list where you actually _receive_ the mail. Such an innovative idea... :) But yes, I agree that's quite cute. You could even do it as an anonymous read-only IMAP

Re: Oops in a driver while using SLUB as a SLAB allocator

2007-06-21 Thread Nicolas Ferre
Marc Pignat : please use this patch, sorry for the later My eyes are too tired or this patch is the same as the previous one :-\ Cheers, -- Nicolas Ferre - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo inf

Re: [AppArmor 39/45] AppArmor: Profile loading and manipulation, pathname matching

2007-06-21 Thread Andreas Gruenbacher
On Monday 18 June 2007 15:33, Stephen Smalley wrote: > On Fri, 2007-06-15 at 18:24 -0400, Karl MacMillan wrote: > > There are two things: > > > > 1) relabeling (non-tranquility) is very problematic in general because > > revocation is hard (and non-solved in Linux). So you would have to > > address

Re: Request for Linux Kernel Mailing List archives

2007-06-21 Thread Björn Steinbrink
On 2007.06.21 23:06:50 +0800, David Woodhouse wrote: > On Wed, 2007-06-20 at 08:37 -0700, H. Peter Anvin wrote: > > I would like to make a request to LKML archives. It would be a highly > > useful feature to have an archive site where one can algorithmically > > produce a URL from the Message-ID,

Re: [BUG] long freezes on thinkpad t60

2007-06-21 Thread Linus Torvalds
On Thu, 21 Jun 2007, Ingo Molnar wrote: > > what worries me a bit though is that my patch that made spinlocks > equally agressive to that loop didnt solve the hangs! Your parch kept doing "spin_trylock()", didn't it? That's a read-modify-write thing, and keeps bouncing the cacheline back and

Re: How to improve the quality of the kernel?

2007-06-21 Thread Stefan Richter
Al Boldi wrote: > Adrian Bunk wrote: >> On Mon, Jun 18, 2007 at 06:55:47AM +0300, Al Boldi wrote: >> > Michal Piotrowski wrote: >> > > On 18/06/07, Al Boldi <[EMAIL PROTECTED]> wrote: >> > > > Bartlomiej Zolnierkiewicz wrote: [on the tracking of review status of patches] >> > > > > however we nee

Re: [1/2] 2.6.22-rc5: known regressions with patches

2007-06-21 Thread Chuck Ebbert
On 06/20/2007 07:04 PM, Linus Torvalds wrote: > As far as I know, the biggest reason to use DEBUG_RODATA is > > (a) Hey, it's a cheap way to check one thing > > (b) An added layer of security (which it's not that great for, but it > might make sense to make it more of a real security feat

Re: reproducible hang with reiserfs and bash_shared_mapping

2007-06-21 Thread Michal Piotrowski
Hi Oliver, On 21/06/07, Oliver Neukum <[EMAIL PROTECTED]> wrote: Hi, I get reproducible hangs when running bash_shared_mapping from the autotest suite. I've tested with a USB mass storage device and a PATA hard drive. No difference. Vanilla 2.6.22-rc5 and -git5 are affected. Ext3 works flawless

Re: [PATCH] Move functions declarations to header file

2007-06-21 Thread Randy Dunlap
On Thu, 21 Jun 2007 11:54:11 -0300 Glauber de Oliveira Costa wrote: > Some interrupt entry points are currently defined in i8259.c > They probably belong in a header. Right now, their only user is > init_IRQ, justifying their declaration in-file. But when virtualization > comes in, we may be inter

Re: long-term regression

2007-06-21 Thread Randy Dunlap
On Thu, 21 Jun 2007 05:28:07 -0700 Andrew Morton wrote: > > On Sun, 17 Jun 2007 10:57:55 -0700 (PDT) [EMAIL PROTECTED] wrote: > > I haven't had time to bisect this, but I'm having a problem on a AMD64 > > gentoo system where the printer doesn't work with recent kernels. > > > > 2.6.18-rc3 worked

Re: Dual slot PCI riser messes up ivtv

2007-06-21 Thread Clemens Koller
Hi, Robert! Robert Hancock schrieb: Islam Amer wrote: >> I am trying to build a settop box with two cards, a PVR-150 and a DVB >> card. The mini-ITX motherboard has only one PCI slot, so I bought an >> active PCI riser. Please define "active". Is there a PCI bridge chip on the riser card? Or b

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Andrew McKay
Alan Cox wrote: You've made an important mistake. You said "their system". Now its "our code" and "whoever bought the units' hardware" so it isn't their anything. Yes, the hardware belongs to the user, and the software belongs to the Linux community. However I think I wasn't 100% clear, I also

Re: [PATCH] Chinese translation of Documentation/HOWTO

2007-06-21 Thread Eugene Teo
> This is a Chinese translated version of Documentation/HOWTO. Currently > Chinese involvement in Linux kernel is very low, especially comparing to > its largest population base. Language could be the main obstacle. Hope > this document will help more Chinese to contribute to Linux kernel. > >

Re: can't suspend on vaio sz (rc4 and rc5 are ok) [was Re: 2.6.22-rc4-mm2]

2007-06-21 Thread Alan Stern
On Thu, 21 Jun 2007, Rafael J. Wysocki wrote: > > I'll see if I can reproduce your problem here. > > Yes, I can. It's only necessary to load usb-storage (without any devices > actually using it) and it fails device_suspend() immediately (I don't think > it's freezer-related). > > I've got the f

Re: [PATCH] fix race in AF_UNIX

2007-06-21 Thread Eric W. Biederman
Miklos Szeredi <[EMAIL PROTECTED]> writes: > [CC'd Al Viro and Alan Cox, restored patch] > >> > There are races involving the garbage collector, that can throw away >> > perfectly good packets with AF_UNIX sockets in them. >> > >> > The problems arise when a socket goes from installed to in-fligh

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Andrew McKay
[EMAIL PROTECTED] wrote: On Thu, 21 Jun 2007, Alexandre Oliva wrote: On Jun 21, 2007, [EMAIL PROTECTED] wrote: how exactly can they prevent a system that's been tampered with from accessing their network? By denying access to their servers? By not granting whatever is needed to initiate ne

Re: [PATCH] Chinese translation of Documentation/HOWTO

2007-06-21 Thread WANG Cong
On Thu, Jun 21, 2007 at 10:40:17PM +0800, Li Yang wrote: >This is a Chinese translated version of Documentation/HOWTO. Currently >Chinese involvement in Linux kernel is very low, especially comparing to >its largest population base. Language could be the main obstacle. Hope >this document will h

Re: oops with USB serial irda adapter

2007-06-21 Thread Chuck Ebbert
On 06/20/2007 07:17 PM, Alan Cox wrote: > On Wed, 20 Jun 2007 18:16:47 -0400 > Chuck Ebbert <[EMAIL PROTECTED]> wrote: > >> [https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=241598] >> >> Oops happens here in kernel 2.6.20.11: >> drivers/usb/serial/ir-usb.c, line 557: >> >> /*

Re: Oops in a driver while using SLUB as a SLAB allocator

2007-06-21 Thread Marc Pignat
please use this patch, sorry for the later Regards Marc --- drivers/mmc/host/at91_mci.c-2.6.22-rc5.orig 2007-06-21 16:27:31.0 +0200 +++ drivers/mmc/host/at91_mci.c-2.6.22-rc5 2007-06-21 16:42:48.0 +0200 @@ -164,7 +164,7 @@ static inline void at91mci_sg_to_dma(str

Re: Oops in a driver while using SLUB as a SLAB allocator

2007-06-21 Thread Marc Pignat
Hello Nicolas! Good news! I think I've found the problem, this seems to work (tested with SLUB and SLAB). If you're in the cleanup stage, I think the whole kmap and kunmap can be in the 'if (cpu_is_at91rm9200())', we have no reason to kmap data we don't touch :-D Regards Marc --- drivers/mmc

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Lennart Sorensen
On Thu, Jun 21, 2007 at 10:56:33AM +0400, Manu Abraham wrote: > Providing the changes back itself is a great thing altogether. It also makes sense. If the changes are accepted back, the community at large will keep the changes maintained. Less work for me to do when going to newer code versions

Re: [PATCH] cross-architecture ELF clean up

2007-06-21 Thread Jeremy Fitzhardinge
ian wrote: On Wed, 2007-06-20 at 16:08 -0700, Jeremy Fitzhardinge wrote: arm26 changes acked-by: Ian Molton <[EMAIL PROTECTED]> Did you try building it to flush out any missing-header problems? J - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a mes

Re: Selective system profiling

2007-06-21 Thread John Sigler
John Sigler wrote: Hello everyone, Here's my situation: I'm pushing data in chunks of 1316 bytes to a PCI device at 38 Mbit/s. In other words, I write 1316 bytes to the device every 277 microseconds. I've noticed that the latency of this operation varies immensely. Most of the time it comple

Re: Request for Linux Kernel Mailing List archives

2007-06-21 Thread David Woodhouse
On Wed, 2007-06-20 at 08:37 -0700, H. Peter Anvin wrote: > I would like to make a request to LKML archives. It would be a highly > useful feature to have an archive site where one can algorithmically > produce a URL from the Message-ID, so one can post a clickable URL from > a delivered message w

Re: Dual-Licensing Linux Kernel with GPL V2 and GPL V3

2007-06-21 Thread Lennart Sorensen
On Wed, Jun 20, 2007 at 05:52:40PM -0300, Alexandre Oliva wrote: > On Jun 20, 2007, [EMAIL PROTECTED] (Lennart Sorensen) wrote: > > A patent prevents you from using the software in any way at all, > > while a hardware restriction prevents you from using the software on > > that particular hardware,

Re: [RFC][PATCH -mm] PM: Prevent frozen user mode helpers from failing the freezing of tasks

2007-06-21 Thread Rafael J. Wysocki
On Thursday, 21 June 2007 15:30, Pavel Machek wrote: > Hi! > > > From: Rafael J. Wysocki <[EMAIL PROTECTED]> > > > > At present, if a user mode helper is running while > > usermodehelper_pm_callback() > > is executed, the helper may be frozen and the completion in > > call_usermodehelper_exec()

[PATCH] Move functions declarations to header file

2007-06-21 Thread Glauber de Oliveira Costa
Some interrupt entry points are currently defined in i8259.c They probably belong in a header. Right now, their only user is init_IRQ, justifying their declaration in-file. But when virtualization comes in, we may be interested in using that functions in late initializations. Signed-off-by: Glaube

Re: Writing a driver for a legacy serial device

2007-06-21 Thread David Woodhouse
On Thu, 2007-06-21 at 11:33 +0200, Jean Delvare wrote: > OK. This leads me to a question: is it OK for me to add support for my > non-input device to inputattach, or is a separate, dedicated helper > tool preferred? Both ways are fine with me, I don't know what the > input subsystem maintainers exp

Re: [1/2] 2.6.22-rc5: known regressions with patches

2007-06-21 Thread Arjan van de Ven
> Shouldn't we add something to the help texts? > > + This option also marks kernel text pages as write-protected, > + except if you enable KPROBES. > > CMIIW. > > As mentioned elsewhere in this thread, replacing CONFIG_DEBUG_RODATA by > CONFIG_WRITEPROTECT_RODATA and CONFIG_WRITEPROTEC

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