Re: [patch] serial console vs NMI watchdog

Keith Owens wrote: > > On Sun, 11 Mar 2001 08:53:40 +0100 (CET), > Ingo Molnar <[EMAIL PROTECTED]> wrote: > >it sure has an alternative. The 'cpus spinning' code calls touch_nmi() > >within the busy loop, the polling code on the control CPU too. This is > >sure more robust and catches lockup bugs

About DC-315U scsi driver

Hello All. Maybe I post at wrong place.sorry The driver has not to be included in officeal kernel. And the maintainer has not updated the driver from 2.4.0-test9-pre7. Maybe he is very busy.The last update is 2000-12-03. I used some kernels from 2.4.0 to 2.4.2-ac17,and the driver always

[patch] nmi-watchdog-2.4.2-A1

On Sun, 11 Mar 2001, Keith Owens wrote: > Works for me. It even makes kdb simpler. agreed. Also, touch_nmi_watchdog() is stateless and is thus much less prone to locking bugs. i've attached nmi-watchdog-2.4.2-A1 that implements touch_nmi_watchdog(), ontop of 2.4.2-ac18, and changes show_state

Re: [patch] nmi-watchdog-2.4.2-A1

Ingo Molnar wrote: > > On Sun, 11 Mar 2001, Keith Owens wrote: > > > Works for me. It even makes kdb simpler. > > agreed. Also, touch_nmi_watchdog() is stateless and is thus much less > prone to locking bugs. > > i've attached nmi-watchdog-2.4.2-A1 that implements touch_nmi_watchdog(), > onto

fbdev cursor management

Guys, I've been taking a look at the cursor flashing code, from the point of view of how it's affected by the recent enabling of interrupts across the console code. Pretty much all of the cursor-blink stuff is racy, and has always been racy on SMP. Enabling the interrupts has made it racy on UP

Re: nanosleep question

george anzinger wrote: > > > > At the moment I implemented by own delay loop using a small assembler > > > > loop similar to the one used in the kernel. This has two disadvantages: > > > > assembler isn't that portable, and the loop has to be calibrated. > > > > > > Why not use C? As long as you

pci_id's

Hi Please could someone help me id the following host and pci bridges, they don't appear in kernel 2.4.0. Host Bridge PCI_0600_1106__3050__30-0-0 PCI_0600_8086_1043_1130_8028_02-0-0 PCI_0600_8086_1028_2500_0095_03-0-0 PCI Bridge PCI_0604_1106_1106_8391__00-0-0 PCI_0604_8086__113

Kernel panic in 2.2.18 and SMP

I just upgraded from 2.2.16 to 2.2.18 in a production machine. The machine dies after few minutes with the following error message (it's not complete, the machine was rebooted by a colleague of mine): Kernel panic Exception. Context corruption at bank 0 The motherboard is a RD440LX DP, with ada

Oops in __mark_inode_dirty (2.4.2-pre3)

Hi, had an Oops in __mark_inode_dirty running kernel 2.4.2-pre3 on i386 UP (actually a PII-300). It did happen during the daily cron job. Currently on proc, devpts and ext2 filesystems are used no nfs and the like. The system is still running. So if you need further information mail me or come on

Re: sys_sched_yield fast path

On 10-Mar-2001 Andi Kleen wrote: > Davide Libenzi <[EMAIL PROTECTED]> writes: > > >> Probably the rate at which is called sys_sched_yield() is not so high to let >> the performance improvement to be measurable. > > LinuxThreads mutexes call sched_yield() when a lock is locked, so when you > h

Re: pci_id's

On Sun, Mar 11, 2001 at 01:26:23PM +0200, ivor wrote: > Hi > > Please could someone help me id the following host and pci bridges, they > don't appear in kernel 2.4.0. > Where these strange numbers come from ? Only guesses after this line: > Host Bridge > PCI_0600_1106__3050__30-0-0 1

Re: List of recent (2.4.0 to 2.4.2-ac18) CONFIG options needing Configure.help text.

On Sunday 11 March 2001 00:08, Jeff Garzik wrote: > Keith Owens wrote: > > On Sat, 10 Mar 2001 23:03:19 -0700, > > > > Steven Cole <[EMAIL PROTECTED]> wrote: > > >With the 2.4.0 kernel, there were 476 CONFIG options which had > > >no help entry in Configure.help. With 2.4.2-ac18, this number is n

[PATCH] /drivers/char/cyclades.c: panic() call removal

Hi all, this patch removes panic() calls and adds MODULE_DEVICE_TABLE to cyclades driver. Best regards. -- Andrey Panin| Embedded systems software engineer [EMAIL PROTECTED]| PGP key: http://www.orbita1.ru/~pazke/AndreyPanin.asc --- /linux/drivers/char/cyclades.c.orig Sun

Re: sys_sched_yield fast path

> This is the linux thread spinlock acquire : > > > static void __pthread_acquire(int * spinlock) > { > int cnt = 0; > struct timespec tm; > > while (testandset(spinlock)) { > if (cnt < MAX_SPIN_COUNT) { > sched_yield(); > cnt++; > } else { > tm.tv_sec = 0; >

Re: HP Vectra XU 5/90 interrupt problems

> So PCI interrupts must always be level triggered? If so, then the kernel > should never program the IO APIC to use an edge triggered interrupt on a PCI > device. If that's true, then why not force the interrupt type to level > triggered for all PCI devices (to work around a potentially broken

Re: PROBLEM: RTL8029 stops working after being flood pinged

> [1.] One line summary of the problem: > RTL8029 based card stops receiving data after being flood pinged This is probably the apparent hardware problem in the Intel APIC. There is a workaround for it in 2.4.2-ac - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in

Re: 2.4.3pre1: kernel BUG at page_alloc.c:73!

> Well, the kernel module is open source.. No the Nvidia kernel module is not. Try reading it, its obfuscated to point of being binary, it contains no permission to modify or redistribute either. In fact if you are using patched versions of it to make it work with later kernels you may well be b

Re: [PATCH]: allow notsc option for buggy cpus

> Intel are being remarkably reluctant on the documentation front. We have > the AMD speed change docs, but the intel ones (chipset not cpu based > primarily) don't seem to be publically available. In fact the 815M manual > looks like someone quite pointedly went through and removed the relevan

Re: [PATCH]: allow notsc option for buggy cpus

> But is there a reason we don't allow the notsc option at all on > certain chipsets? Who would complain if I removed the CONFIG_X86_TSC > option from the CONFIG_M686 definition or even got rid of it completely? I believe someone had performance reasons. I'm sceptical and I'd tend to agree with y

Re: List of recent (2.4.0 to 2.4.2-ac18) CONFIG options needing Configure.help text.

On Sun, 11 Mar 2001 06:37:10 -0700, Steven Cole <[EMAIL PROTECTED]> wrote: >On Sunday 11 March 2001 00:08, Jeff Garzik wrote: >> Keith Owens wrote: >> > If any of these CONFIG_ options are always derived (i.e. the user never >> > sees them on a config menu) then please add the suffix _DERIVED to

[patch] nmi-watchdog-2.4.2-A2

On Sun, 11 Mar 2001, Andrew Morton wrote: > Sorry, this doesn't look right. Are you sure you booted with > `nmi_watchdog=1'? It was turned off by default in -ac18. of course i did ... > Two things: > > - CPU A could be doing the SYSRQ printing, while > CPU B is spinning on a lock which CPU A

Re: Kernel 2.4.1 on RHL 6.2

> >Make sure you have the following symlinks in your /usr/include > >directory, assuming you're on an x86 machine: > > > >asm -> /usr/src/linux/include/asm-i386/ > >linux -> /usr/src/linux/include/linux/ > > Note! You only have to have those symlinks on broken systems such > as Redhat. > >

No Subject

Bug report from Martin Bruchanov ([EMAIL PROTECTED], [EMAIL PROTECTED]) [1.] One line summary of the problem: USB doesn't work properly with SMP kernel on dual-mainboard or with APIC. ##

Re: Microsoft begining to open source Windows 2000?

On 9 Mar 2001, Kai Henningsen wrote: [snip] > And remember that other companies have been doing similar things since > just about forever. It's not as if MS invented this thing. > > Or maybe I have to take that back. The "must not modify" clause certainly > seems non-standard. > > AT&T Unix

Bug in 2.4.2

I'm not sure exactly what happened to the machine as I was at work at the time when it died I had just sshed in to read my daily spam box ;) Here is the decoded captured oops (klogd provided): Mar 11 09:36:33 tweetie kernel: Unable to handle kernel NULL pointer dereference at virtual address 00

[patch] Simple serial fix for idiots at the lilo prompt.

Hi If you don't pay attention (yeah, I know) Its easy to write kernel commond lines like 'console=ttyS0, console=.., etc' The lack of a baud rate after the comma causes the kernel to panic. The patch below will cause the kernel in treat the non-existant baud rate specifier as the default without

Re: HP Vectra XU 5/90 interrupt problems

>From: Alan Cox <[EMAIL PROTECTED]> > > > So PCI interrupts must always be level triggered? If so, then the kernel > > should never program the IO APIC to use an edge triggered interrupt on a >PCI > > device. If that's true, then why not force the interrupt type to level > > triggered for all PCI

Re: HP Vectra XU 5/90 interrupt problems

> maintainers about the problem. If this isn't ok, then maybe the sanity check > in pci-irq.c would be to force level triggering only on shared PCI > interrupts? This seems a sensible path to take for such machines > I'm going down this path because I can't see a good way to check for the > p

Re: sys_sched_yield fast path

On Mon, 12 Mar 2001, Anton Blanchard wrote: > Perhaps we need something like sched_yield that takes off some of > tsk->counter so the task with the spinlock will run earlier. Personally speaking, I wish sched_yield() API was like so: int sched_yield(pid_t pid); The pid argument would be adviso

[PATCH] Correct module count in do_mount()

If do_mount() fails in the wrong place, the filesystem module count is incremented twice, but decremented only once. This patch agains 2.4.2 fixes the problem. Jörgen --- fs/super.c.orig Sun Mar 11 20:25:26 2001 +++ fs/super.c Sun Mar 11 20:05:27 2001 @@ -1414,6 +1414,8 @@ fail:

Re: HP Vectra XU 5/90 interrupt problems

On Sun, 11 Mar 2001, John William wrote: > If shared, edge triggered interrupts are ok then I will talk to the driver > maintainers about the problem. If this isn't ok, then maybe the sanity check > in pci-irq.c would be to force level triggering only on shared PCI > interrupts? DEFINITELY

porting to linux kernel 2.4

Hi, I wrote brief document describing porting 2.2 device driver to 2.4 It contains changes from 2.2 to 2.4 including devfs, /proc, block device driver, etc. I'm not a kernel hacker, so there may be errors due to my misunderstanding. I'd be grateful if anyone points out and corrects the errors, a

NBD Fix (attempt #2)

Hi, Below is a patch which I think fixes the NBD hangs properly. It works for me and doesn't need any changes to ll_rw_blk.c like my last patch did. I've shown it to Pavel Machek who has approved it. The patch is against 2.4.2-ac18. Pavel: I've made the change you requested and also added a flag

Re: broken(?) Lucent Venus chipset and Linux 2.4

On Fri, 9 Mar 2001, W. Michael Petullo wrote: > If you have or have access to a Linux box with a Venus-based modem, > answering any of these questions would be very helpful: > Well, I'm not absolutely sure if we are talking about the same thing: what I have is a re-labeled PC-Card modem which

Digiboard EPCA driver for 2.4

The Digiboard EPCA driver supplied with Linux 2.4.x didn't work for me, so I took the latest Digi driver and patched it to make it work with 2.4 and devfs. I'm sure that I managed to horribly break some stuff, but hey, it works for me. The patch to their latest (4001450M) driver is included

Re: IDE on 2.4.2

On Fri, 9 Mar 2001, Lawrence MacIntyre wrote: > Uniform MultiPlatform E-IDE driver Revision 6.31 > ide: assuminmg 33 MHz system bus speed for PIO modes: override with > idebus=xx > SIS5513: IDE controller on PCI bus 00 dev 09 > PCI: Assigned IRQ 14 for device 00:01.1 > SIS5513: chipset revision 2

Re: Oops in __mark_inode_dirty (2.4.2-pre3)

Hi, i wrote: > EIP:0010:[__mark_inode_dirty+92/112] > EFLAGS: 00010202 > eax: ebx: cc85b240 ecx: cc85b428 edx: cc85b248 > esi: c15dc200 edi: 0001 ebp: c361dfa4 esp: c361df24 This is a bit-flipper. There is a valid super-block entry at c14dc200. Mich

Re: IDE on 2.4.2

On Sun, Mar 11, 2001 at 10:03:48PM +0100, Martin Diehl wrote: > On Fri, 9 Mar 2001, Lawrence MacIntyre wrote: > > > Uniform MultiPlatform E-IDE driver Revision 6.31 > > ide: assuminmg 33 MHz system bus speed for PIO modes: override with > > idebus=xx > > SIS5513: IDE controller on PCI bus 00 dev

Re: sys_sched_yield fast path

On 11-Mar-2001 Anton Blanchard wrote: > >> This is the linux thread spinlock acquire : >> >> >> static void __pthread_acquire(int * spinlock) >> { >> int cnt = 0; >> struct timespec tm; >> >> while (testandset(spinlock)) { >> if (cnt < MAX_SPIN_COUNT) { >> sched_yield(); >>

Re: sys_sched_yield fast path

On 11-Mar-2001 Anton Blanchard wrote: > >> This is the linux thread spinlock acquire : >> >> >> static void __pthread_acquire(int * spinlock) >> { >> int cnt = 0; >> struct timespec tm; >> >> while (testandset(spinlock)) { >> if (cnt < MAX_SPIN_COUNT) { >> sched_yield(); >>

Re: sys_sched_yield fast path

On 11-Mar-2001 Dave Zarzycki wrote: > On Mon, 12 Mar 2001, Anton Blanchard wrote: > >> Perhaps we need something like sched_yield that takes off some of >> tsk->counter so the task with the spinlock will run earlier. > > Personally speaking, I wish sched_yield() API was like so: > > int sched_

Re: Status of posix-ACL's

Jochen Dolze writes: > i found at http://acl.bestbits.at the ACL-linux-project. Now i want to know, > if there is a plan to integrate posix-ACLs into the fs-part of the kernel, > e.g. into the VFS-Layer? Is there a general discussion about this anywhere? > What are the biggest problems? (i know t

Re: About DC-315U scsi driver

Hi, On Sun, Mar 11, 2001 at 04:37:10PM +0800, ³¯¤ý®i wrote: > The driver has not to be included in officeal kernel. Yes, that's what I tell people that ask me to submit the driver from inclusion. The reason are strange problems, which unfortunately I have not been able to track down, yet. Fortun

Re: About DC-315U scsi driver

> > when I burn CDRs. Some files burned is different from the origin at HD. > > I use 2.2.17 with Tekram's driver,and nothing is wrong. > > Indeed; people report more problems on 2.4 kernels than on 2.2 kernels. I > currently have no clue why. 2.4 causes longer continuous I/O requests to be sent

Re: VMware 2.0.3 & Kernel 2.4.2-ac17

> While compiling the vmnet module, there is a warning > > make: Entering directory `/tmp/vmware-config2/vmnet-only' > bridge.c: In function `VNetBridgeReceiveFromDev': > bridge.c:788: warning: implicit declaration of function `skb_datarefp' > > and while inserting the module > > /tmp/vmware-co

Re: Status of posix-ACL's

In article you wrote: > What are the biggest problems? (i know that many userland-tools must be > changed for this). AFAIK there is no Support in User Land Programs required. You just have additional tools for managing the ACLs . The main problem

hotplug and interrupt context

I couldn't trace that down to be 100% sure and it's better to conform to design than implementation, so I'll ask: Do the probe and remove functions of a pci_driver have to be able to work in interrupt context? (i.e. GFP_ATOMIC and stuff) I expect so, since CardBus handling doesn't start a thre

Re: [PATCH] Penguin logos

Geert Uytterhoeven writes: > - The colors for the 16 color logo are wrong. We used a hack to > give the logo its own color palette, but this no longer works > as a side effect of a console color map bug being fixed a while > ago. The solution is to replace the logo with a new one th

[PATCH] 2.4.2-ac18 ipx compile fix

Attached patch is required to make ipx compile in 2.4.2-ac18. Appologies if this has been fixed already. Best regards, Anton -- Anton Altaparmakov (replace at with @) Linux NTFS maintainer / WWW: http://sourceforge.net/projects/linux-ntfs/ ICQ: 8561279 / WWW: http://www-stu.christs.ca

Re: sys_sched_yield fast path

Hi, > 2.4.x has changed the scheduler behaviour so that the task that call > sched_yield() is not rescheduled by the incoming schedule(). A flag is > set ( under certain conditions in SMP ) and the goodness() calculation > assign the lower value to the exiting task ( this flag is cleared in >

linux localization

Hello My work will concern with the internationalization of Linux So, could anybody tell me what kinds of features should be in the consideration when linux be localized from english to Japanese or chinese, say using 2 bytes character set. Thanks a lot - To unsubscribe from this list: send the lin

Re: linux localization

> My work will concern with the internationalization of Linux > So, could anybody tell me what kinds of features should be in the > consideration when linux be localized from english to Japanese or chinese, > say using 2 bytes character set. Most of the Linux userspace libraries are set up for ha

make: *** [vmlinux] Error 1

On a compile of 2.4.2 I get the following (using make bzImage) make[2]: Leaving directory `/usr/src/linux-2.4.2/linux/arch/i386/lib' make[1]: Leaving directory `/usr/src/linux-2.4.2/linux/arch/i386/lib' ld -m elf_i386 -T /usr/src/linux-2.4.2/linux/arch/i386/vmlinux.lds -e stext arch/i386/kernel

Re: hotplug and interrupt context

Andreas Bombe wrote: > > I couldn't trace that down to be 100% sure and it's better to conform to > design than implementation, so I'll ask: > > Do the probe and remove functions of a pci_driver have to be able to > work in interrupt context? (i.e. GFP_ATOMIC and stuff) No, no interrupt contex

params of register_netdev

hi all, In my module the code as below ...syntax code from alasandro rubini ...I hope all arguments are not necessary to be initialised struct device my_dev = { myne_name, 0,0,0,0,

Re: [patch] serial console vs NMI watchdog

Keith Owens wrote: > > On Sun, 11 Mar 2001 08:44:24 +0100 (CET), > Ingo Molnar <[EMAIL PROTECTED]> wrote: > >Andrew, > > > >your patch looks too complex, and doesnt cover the case of the serial > >driver deadlocking. Why not add a "touch_nmi_watchdog_counter()" function > >that just changes last_

Re: your mail

On Sun, Mar 11, 2001 at 06:06:24PM +0100, Martin Bruchanov wrote: > > Bug report from Martin Bruchanov ([EMAIL PROTECTED], [EMAIL PROTECTED]) > > > [1.] One line summary of the problem: > USB doesn't work properly w

How many dquots is enough?

I have not been able to run quotas for several versions of 2.2.x now. I always get stuff like: Mar 11 18:56:17 turing kernel: Unable to handle kernel paging request at virtual address 6c206f8f Mar 11 18:56:17 turing kernel: current->tss.cr3 = 2b4e1000, %%cr3 = 2b4e1000 Mar 11 18:56:17 turing k

Re: linux localization

>> My work will concern with the internationalization of Linux >> So, could anybody tell me what kinds of features should be in the >> consideration when linux be localized from english to Japanese or chinese, >> say using 2 bytes character set. > >Most of the Linux userspace libraries are set up

Re: [PATCH] Penguin logos

"Albert D. Cahalan" wrote: > > Geert Uytterhoeven writes: > > > - The colors for the 16 color logo are wrong. We used a hack to > > give the logo its own color palette, but this no longer works > > as a side effect of a console color map bug being fixed a while > > ago. The solutio

Re: [patch] serial console vs NMI watchdog

On Sun, 11 Mar 2001 20:43:16 -0800, george anzinger <[EMAIL PROTECTED]> wrote: >Consider this. Why not use the NMI to sync the cpus. Kdb would have a >function that is called each NMI. kdb uses NMI IPI to get the other cpu's attention. One cpu is in control and may or may not be accepting NMI

Re: linux localization

Alan Cox wrote: > > > My work will concern with the internationalization of Linux > > So, could anybody tell me what kinds of features should be in the > > consideration when linux be localized from english to Japanese or chinese, > > say using 2 bytes character set. > > Most of the Linux usersp

Rename all derived CONFIG variables

In 2.4.2-ac18 there are 130 CONFIG options that are always derived from other options, the user has no control over them. It is useful for the kernel build process to know which variables are derived and which variables the user can control. There are also 6 CONFIG options that are not used anyw

No Subject

Odd problem: Guaranteed Oops on my "pathological file system" (a monster ext2) System: Athlon tbird 1100 MHz GA 79X motherboard (with the notorious VIA kt133 chipset) this problem with a very minimal 2.4.2 install except with Pavlich's v4.3 via82cxxx.c driver (same probl

Re: Rename all derived CONFIG variables

Keith Owens wrote: > > In 2.4.2-ac18 there are 130 CONFIG options that are always derived from > other options, the user has no control over them. It is useful for the > kernel build process to know which variables are derived and which > variables the user can control. There are also 6 CONFIG

Re: IDE on 2.4.2

On Sun, 11 Mar 2001, Steven Walter wrote: > > on insmod). This is with SiS5513 rev 208 IDE function from SiS5591 > > chipset with CONFIG_BLK_DEV_SIS5513 and autotune enabled (default). > > I have this exact same chip on my board (a PCChips M599-LMR or something > like that) which works flawless

ps2 keyboard not recognized in 2.4.2

Hi, I am not exactly new to linux, but right now I am clueless. I have been running Kernel 2.4.0ac4 for a while and now I tried to upgrade to 2.4.2. Everything went well, but after boot, I can not use the keyboard. I can not type a thing, the only way to reboot is to hit the reset switch. The key

2.4.2-ac18 fix for Alpha machines

The linkage of vmlinux fails with lacking code for bust_spinlocks(), thus I cloned the i386 one as is -- which apparently is not really processor specific... --- arch/alpha/mm/fault.c~ Sun Mar 11 11:49:23 2001 +++ arch/alpha/mm/fault.c Sun Mar 11 14:46:39 2001 @@ -231,3 +231,39 @@