Re: WARNING: filesystem loop0 was created with 512 inodes, the real maximum is 511, mounting anyway

2020-09-28 Thread Tigran Aivazian
On Mon, 28 Sep 2020 at 09:29, Dmitry Vyukov wrote: > On Mon, Sep 28, 2020 at 10:23 AM Tigran Aivazian > > No, this is not an issue. In the latest change to BFS I added the > > following comment to the header fs/bfs/bfs.h, which explains it: > > > > /* In theory BF

Re: WARNING: filesystem loop0 was created with 512 inodes, the real maximum is 511, mounting anyway

2020-09-28 Thread Tigran Aivazian
Hello Dmitry, On Mon, 28 Sep 2020 at 08:51, Dmitry Vyukov wrote: > On Mon, Sep 28, 2020 at 9:48 AM syzbot > wrote: > > BFS-fs: bfs_fill_super(): WARNING: filesystem loop0 was created with 512 > > inodes, the real maximum is 511, mounting anyway > > This looks like a BFS issue. +BFS maintainers.

Re: [PATCH v8 06/20] fs: Fill in max and min timestamps in superblock

2019-08-20 Thread Tigran Aivazian
I see no problems for BFS. Acked-By: Tigran Aivazian

Re: [patch set 4.19.6] BFS updates

2018-12-03 Thread Tigran Aivazian
Re-sending the patches with the "Cc: sta...@vger.kernel.org" included in the sign-off area, as per Option 1 of the rules Greg referred me to. I hope that now I have done everything by the rules. On Sun, 2 Dec 2018 at 21:42, Tigran Aivazian wrote: > > just wanted to add: although

Re: [patch set 4.19.6] BFS updates

2018-12-02 Thread Tigran Aivazian
just wanted to add: although the subject says "4.19.6" the patches apply perfectly to the top of "torvalds/linux" tree from github. On Sun, 2 Dec 2018 at 21:01, Tigran Aivazian wrote: > > Hi Linus, > > I attached two incremental patches for BFS: > > 1. Make i

[patch set 4.19.6] BFS updates

2018-12-02 Thread Tigran Aivazian
Hi Linus, I attached two incremental patches for BFS: 1. Make inode bitmap allocation static (applies on top of 4.19.6) 2. Strengthen the superblock sanity checking code (applies on top of 1. above) Kind regards, Tigran From: Tigran Aivazian Subject: [PATCH 4.19.6 1/2] BFS updates Make in

Re: [PATCH 4.19.6] BFS: static inode bitmap and extra sanity checking

2018-12-02 Thread Tigran Aivazian
On Sun, 2 Dec 2018 at 20:13, Greg KH wrote: > What is the git commit id of this patch in Linus's tree? In linux-next the commit id is d2e6681167c634cfc3558991b59a6f614a31d226 , but it is not in Linus' tree (i.e. at github.com/torvalds/linux) yet. It went into Andrew Morton's "-mm" tree and then i

[PATCH 4.19.6] BFS: static inode bitmap and extra sanity checking

2018-12-02 Thread Tigran Aivazian
tested under 4.19.6 kernel. Kind regards, Tigran From: Tigran Aivazian Subject: [PATCH 4.19.6] BFS: static inode bitmap and extra sanity checking Strengthen validation of BFS superblock against corruption. Make in-core inode bitmap static part of superblock info structure. Print a warning when

Re: [PATCH 4.19 033/110] bfs: add sanity check at bfs_fill_super()

2018-11-29 Thread Tigran Aivazian
On Thu, 29 Nov 2018 at 17:10, Greg KH wrote: > Your patch has to apply on top of the existing one, so there's not an > issue here. > And might as well fix it now, as I can never count on a "future" patch > getting merged. It is already fixed, i.e. it applies cleanly against the existing (i.e. 4.1

Re: [PATCH 4.19 033/110] bfs: add sanity check at bfs_fill_super()

2018-11-29 Thread Tigran Aivazian
On Thu, 29 Nov 2018 at 16:07, Greg KH wrote: > On Thu, Nov 29, 2018 at 03:23:00PM +0000, Tigran Aivazian wrote: > > Yes, of course I object to it. > I can not apply a patch to the stable trees that are not in Linus's tree > first. So there's nothing I can do here wi

Re: [PATCH 4.19 033/110] bfs: add sanity check at bfs_fill_super()

2018-11-29 Thread Tigran Aivazian
> printf(). > > [1] > https://syzkaller.appspot.com/bug?id=16a87c236b951351374a84c8a32f40edbc034e96 > > Link: > http://lkml.kernel.org/r/1525862104-3407-1-git-send-email-penguin-ker...@i-love.sakura.ne.jp > Signed-off-by: Tetsuo Handa > Reported-by: syzbot > Reviewed-by: Andrew Morton &g

Re: [PATCH AUTOSEL 3.18 1/9] bfs: add sanity check at bfs_fill_super()

2018-11-22 Thread Tigran Aivazian
On Thu, 22 Nov 2018 at 19:42, Sasha Levin wrote: > Hm, but this one is not upstream yet? I'll wait with it until it gets > some time to soak upstream. It is in linux-next, so I assume it will propagate to the numbered releases soon, see here: https://git.kernel.org/pub/scm/linux/kernel/git/next/l

Re: [patch 14/15] bfs: add sanity check at bfs_fill_super()

2018-11-15 Thread Tigran Aivazian
ot;Signed-off-by:" line and diffstat output. And now I've also cc'd the linux-kernel mailing list. Kind regards, Tigran From: Tigran Aivazian Subject: bfs: extra sanity checking and static inode bitmap Strengthen validation of BFS superblock against corruption. Make in-core inode b

Re: [PATCH AUTOSEL 3.18 1/9] bfs: add sanity check at bfs_fill_super()

2018-11-13 Thread Tigran Aivazian
On Tue, 13 Nov 2018 at 19:40, Tigran Aivazian wrote: > > On Tue, 13 Nov 2018 at 08:31, Tigran Aivazian > wrote: > > Andrew, if you would like me to make the same patch against 4.19.1 as > > well, please let me know. > > I decided to just go ahead and backport it to 4.

Re: [PATCH AUTOSEL 3.18 1/9] bfs: add sanity check at bfs_fill_super()

2018-11-13 Thread Tigran Aivazian
On Tue, 13 Nov 2018 at 08:31, Tigran Aivazian wrote: > Andrew, if you would like me to make the same patch against 4.19.1 as > well, please let me know. I decided to just go ahead and backport it to 4.19.1 anyway (see attached). Tested thoroughly under 4.19.1. From: Tigran Aivazian Subjec

Re: [PATCH AUTOSEL 3.18 1/9] bfs: add sanity check at bfs_fill_super()

2018-11-13 Thread Tigran Aivazian
ura.ne.jp > Signed-off-by: Tetsuo Handa > Reported-by: syzbot > Reviewed-by: Andrew Morton > Cc: Tigran Aivazian > Cc: Matthew Wilcox > Signed-off-by: Andrew Morton > Signed-off-by: Linus Torvalds > Signed-off-by: Sasha Levin > --- > fs/bfs/inode.c | 9 ++--- >

Re: [PATCH 3/4] x86/microcode: Add SPDX license identifiers

2018-11-09 Thread Tigran Aivazian
license free text. > > Signed-off-by: Borislav Petkov > Cc: Fenghua Yu > Cc: "H Peter Anvin" > Cc: Shaohua Li > Cc: Tigran Aivazian > Cc: Tom Lendacky > --- > arch/x86/kernel/cpu/microcode/amd.c | 4 +--- > arch/x86/kernel/cpu/microcode/core.c | 6 +-

Re: [PATCH] KASAN: slab-out-of-bounds Read in find_first_zero_bit

2018-06-15 Thread Tigran Aivazian
#syz test: git://repo/address.git branch >> and provide the patch inline or as an attachment. >> To mark this as a duplicate of another syzbot report, please reply with: >> #syz dup: exact-subject-of-another-report >> If it's a one-off invalid bug report, please reply

Re: WARNING: kmalloc bug in bfs_fill_super

2018-05-01 Thread Tigran Aivazian
Looks good to me, thank you. On 1 May 2018 at 11:01, Tetsuo Handa wrote: > > From 247cae4da0490c2e285e0a99e630ef963fabb6d5 Mon Sep 17 00:00:00 2001 > From: Tetsuo Handa > Date: Tue, 1 May 2018 14:15:19 +0900 > Subject: [PATCH] bfs: add sanity check at bfs_fill_super(). > > syzbot is reporting to

Re: [PATCH] bfs: Fix sanity checks for empty files

2017-05-09 Thread Tigran Aivazian
Hi, If you had created the filesystem with the proper mkfs under SCO UnixWare 7 you (probably) wouldn't encounter this issue. But since commercial Unix-es are now part of history and the only proper way is the Linux mkfs.bfs utility, your patch is fine. Kind regards, Tigran On 5 May 2017 at 21:1

Re: MAINTAINERS without commits in the last 3 years

2016-08-25 Thread Tigran Aivazian
Hi Joe, I would suggest that those addresses which bounce should certainly be removed, but the rest should be left alone. Kind regards, Tigran PS. Joe, sorry if you received this message twice --- my first attempt to reply failed because gmail used html by default :) On 25 August 2016 at 00:33,

Re: [PATCH 5/9] bfs: move function prototype to the proper header file

2008-01-24 Thread Tigran Aivazian
On Fri, 25 Jan 2008, Dmitri Vorobiev wrote: Heikki Orsila пишет: +extern void dump_imap(const char *, struct super_block *); + Functions should not be externed, remove extern keyword. Care to explain why? because dump_imap() is just a BFS' internal helper (for debugging purposes only bt

Re: [PATCH 5/9] bfs: move function prototype to the proper header file

2008-01-24 Thread Tigran Aivazian
On Fri, 25 Jan 2008, Heikki Orsila wrote: On Fri, Jan 25, 2008 at 01:32:04AM +0300, Dmitri Vorobiev wrote: diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h index 090b96e..ecc74bb 100644 --- a/fs/bfs/bfs.h +++ b/fs/bfs/bfs.h ... +/* inode.c */ +extern void dump_imap(const char *, struct super_block *);

Re: [PATCH 5/9] bfs: move function prototype to the proper header file

2008-01-24 Thread Tigran Aivazian
Ooops, I didn't look at the _name_ of the function, i.e. it being dump_imap(), an internal helper --- of course it shouldn't be extern'd you are right :) On Thu, 24 Jan 2008, Tigran Aivazian wrote: On Fri, 25 Jan 2008, Heikki Orsila wrote: On Fri, Jan 25, 2008 at 01:32:04A

Re: umask ignored in mkdir(2)?

2007-01-14 Thread Tigran Aivazian
/lib/modules). I cc'd linux-kernel as someone may wish to fix this. (see below for the actual report). Kind regards Tigran On Sun, 14 Jan 2007, Tigran Aivazian wrote: I forgot to mention that on another machine running the same kernel version with the same (as close as a UP machine

Re: [PATCH] microcode: Fix mc_cpu_notifier section warning

2006-12-19 Thread Tigran Aivazian
Hi Jean, On Tue, 19 Dec 2006, Jean Delvare wrote: I don't see anything in arch/i386/kernel/microcode.c depending on CONFIG_HOTPLUG_CPU (in 2.6.20-rc1), sorry. I run 2.6.19.1 and there both mc_cpu_notifier (which your patch modified) and mc_cpu_callback (which uses mc_cpu_notifier) are inside

Re: [PATCH] microcode: Fix mc_cpu_notifier section warning

2006-12-18 Thread Tigran Aivazian
Hi Jean, Ok, your patch is correct, although I assume you realize that it does nothing --- both the function and the data it operates on are inside CONFIG_HOTPLUG_CPU and checking include/linux/init.h I see that __cpuinitdata is nothing in this case. E.g. msr_class_cpu_notifier in the msr dri

[patch-2.6.19.1] remaining fixes for my email address.

2006-12-12 Thread Tigran Aivazian
-12-12 13:09:56.679782000 + +++ arch/i386/kernel/microcode.c2006-12-12 13:11:14.259782000 + @@ -1,7 +1,7 @@ /* * Intel CPU Microcode Update Driver for Linux * - * Copyright (C) 2000-2004 Tigran Aivazian + * Copyright (C) 2000-2006 Tigran Aivazian <[EMAIL PROTEC

Re: [2.6 patch] Tigran Aivazian: remove bouncing email addresses

2006-12-02 Thread Tigran Aivazian
On Sat, 2 Dec 2006, Adrian Bunk wrote: The only bits that should be made sure to remain valid are the MODULE_AUTHOR, as Arjan also mentioned. Even the "please contact the author" and the printk() should continue to contain known bouncing addresses? Ah, I forgot about that one, but I see Alan

Re: [2.6 patch] Tigran Aivazian: remove bouncing email addresses

2006-12-02 Thread Tigran Aivazian
On Fri, 1 Dec 2006, Jesper Juhl wrote: In my opinion the addresses should be working ones or not present at all (or at the very least there should be a note that the email address is outdated). The above argument is not valid for entries in a revision history. Most likely (though not necessari

Re: [2.6 patch] Tigran Aivazian: remove bouncing email addresses

2006-12-02 Thread Tigran Aivazian
Hi Adrian, I have only now had time to read your patch and reject most of it --- the email addresses in the revision histories etc are for historical purposes and as such are very useful. They are NOT meant to be valid except at the moment of time when they are written. The only purpose of ema

RE: [2.6 patch] Tigran Aivazian: remove bouncing email addresses

2006-12-01 Thread Tigran Aivazian
Hi Arjan, On Fri, 1 Dec 2006, Arjan van de Ven wrote: On Thu, 2006-11-30 at 22:00 -0800, Hua Zhong wrote: I am curious, what's the point? These email addresses serve a "historical" purpose: they tell when the contribution was made, what the author's email addresses were at that point. ..

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-18 Thread Tigran Aivazian
rds Tigran On Tue, 18 Jan 2005, Tigran Aivazian wrote: On Tue, 18 Jan 2005, Tigran Aivazian wrote: I already solved this paricular problem. And the solution is (but don't tell me you knew it, for then why didn't you tell anyone) simply --- compile the kernel with -g and that includes enough

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-18 Thread Tigran Aivazian
On Tue, 18 Jan 2005, Tigran Aivazian wrote: I already solved this paricular problem. And the solution is (but don't tell me you knew it, for then why didn't you tell anyone) simply --- compile the kernel with -g and that includes enough debug information to be able to decode the sta

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-18 Thread Tigran Aivazian
On Mon, 17 Jan 2005, H. Peter Anvin wrote: Or does kdb not have a client at all? (If so, I have no sympathy for it.) Peter, it was very easy for you to call my emails "rants" and "not even funny" but the above statement is displaying complete ignorance of what kdb actually is :) So, instead of "

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-17 Thread Tigran Aivazian
Hi Andi, On Mon, 17 Jan 2005, Andi Kleen wrote: The ABI supported way is to read the DWARF2 unwind tables. For that you would a dwarf2 reader. gdb does that in user space, and libgcc2 also does it for exception unwinding. IA64 has an in kernel dwarf2 reader library (and ia64 kdb uses it), although

Re: [discuss] Re: [2.6 patch] x8664_ksyms.c: unexport register_die_notifier

2005-01-17 Thread Tigran Aivazian
On Mon, 17 Jan 2005, Arjan van de Ven wrote: On Mon, 2005-01-17 at 10:26 +0100, Andi Kleen wrote: On Sun, Jan 16, 2005 at 08:46:49AM +0100, Adrian Bunk wrote: The only user of register_die_notifier (kernel/kprobes.c) can't be built modular. Therefore, it's the EXPORT_SYMBOL is superfluous. Please d

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-17 Thread Tigran Aivazian
On Mon, 17 Jan 2005, Arjan van de Ven wrote: Actually, having cc'd Linus made me think very _carefully_ about what I say and I went and checked how the userspace does it, as I couldn't believe that such fine piece of software as gdb would be broken as well. And to my surprize I discovered that gdb

Re: [discuss] booting a kernel compiled with -mregparm=0

2005-01-17 Thread Tigran Aivazian
On Sat, 15 Jan 2005, H. Peter Anvin wrote: It depends on the architecture ABI. This is the case for the i386 ABI, but definitely *NOT* for x86-64. Yes, precisely. The ABI/x86_64 defines this behaviour explicitly. However, that would mean the ABI was designed without giving thought to debugging

Re: function of getname() function

2001-06-18 Thread Tigran Aivazian
Hi Sathish, The function of getname() is to allocate some (kernel-space) memory for the userspace-passed filename and copy it from user space to kernel space. Regards, Tigran On Mon, 18 Jun 2001, SATHISH.J wrote: > Hi, > > Sorry if this question is too silly. > > I could not understand what

Re: dget()

2001-05-15 Thread Tigran Aivazian
On 15 May 2001, Xavier Bestel wrote: > # cd /usr/src/linux > # make tags No, I never use that one because it skips very useful entries like the ones from EXPORT_SYMBOL etc. Also, it only shows the current architecture. So, the tags target in the Makefile would only become useful when it is stripp

Re: dget()

2001-05-15 Thread Tigran Aivazian
On 15 May 2001, Blesson Paul wrote: > In everyfile system, dget() function is called. But I cannot find > where is the dget() function is written. Where is it To find this out, you type: # vi -t dget and then look at the bottom line which would show "./include/linux/dcache.h" This

Re: kdb wishlist

2001-05-08 Thread Tigran Aivazian
Keith, What would be really great is to add the following item to your wishlist: * make it possible (it is trivial but a pain to have to do it manually every time I upgrade to your latest version!) for those extra "modules" to be statically linked in. So that one doesn't have to keep these lines

Re: 2.2.19 breaks iBCS2: Patch

2001-04-02 Thread Tigran Aivazian
http://sourceforge.net/projects/linux-abi/ iBCS has been ported and maintained against most of 2.3.x series for a long time. And it is still, of course, available under 2.4.x, It is now called ABI because old name iBCS was a misnomer (iBCS2 is an Intel standard but the Linux implementation is far

Re: Questions about Enterprise Storage with Linux

2001-03-08 Thread Tigran Aivazian
Hi, On Wed, 7 Mar 2001, Jauder Ho wrote: > I am not sure what you intend this application for. If it is mission > critical in any way shape or form, I would still recommend using something > like Veritas (which unfortunately is not ported to Linux yet).

Re: Linux 2.4.2ac7

2001-03-02 Thread Tigran Aivazian
On Fri, 2 Mar 2001, Alan Cox wrote: > [24940903.pdf] > Table 14 in paticular gives the config bits ok, thank you. Now I understand (maybe) whats' going on. Linux treated bits 22,23,24,25 but ignored 27 which it shouldn't have. Now, coupled with the fact that the problematic box I have

Re: Linux 2.4.2ac7

2001-03-02 Thread Tigran Aivazian
Alan, Those formulae (both 'bus' and 'mul' calculation) are broken, I think. If I extend 'bus' to be 4 bits instead of 2 then I can make it work on all of my machines (or all those I tried), of course, extending the buscode[] table appropriately. However, the radically broken, imho, thing is th

cpu/bus speed detection (was Re: Linux 2.4.2ac7

2001-03-02 Thread Tigran Aivazian
On Thu, 1 Mar 2001, Alan Cox wrote: > Please send me the value of your 0x2A MTRR. Because this isnt properly intel > documented there is a certain amount of research still required. > ok, adding this to init_intel(): u32 lo, hi; rdmsr(0x2A, lo, hi); printk(KERN_ERR "lo

Re: [patch] ps2fix-2.4.2-A0

2001-03-02 Thread Tigran Aivazian
On Fri, 2 Mar 2001, Ingo Molnar wrote: > > + if (c == &misc_list) { > > > > This should be (c != &misc_list) > oops, I didn't notice -- ignore the patch I sent a minute ago :) Regards, Tigran - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a me

[patch-2.4.2-ac8] misc_register() fix (was Re: Linux 2.4.2ac8

2001-03-02 Thread Tigran Aivazian
On Fri, 2 Mar 2001, Tigran Aivazian wrote: > On Thu, 1 Mar 2001, Alan Cox wrote: > > 2.4.2-ac8 > > o Stop two people claiming the same misc dev id (Philipp Rumpf) > > is this what has broken misc devi registration on my machine? I have two > misc devices -- microcode

Re: Linux 2.4.2ac8

2001-03-02 Thread Tigran Aivazian
On Thu, 1 Mar 2001, Alan Cox wrote: > 2.4.2-ac8 > o Stop two people claiming the same misc dev id (Philipp Rumpf) is this what has broken misc devi registration on my machine? I have two misc devices -- microcode and psaux -- now (ac8) I get none, /proc/misc is empty. Also, on boot gpm gene

Re: 2.4.2ac8 lost char devices

2001-03-02 Thread Tigran Aivazian
On Thu, 1 Mar 2001, Mark Hahn wrote: > > > > > > Well, somethig has broken in ac8, because I lost my PS/2 mouse and > > > > > me too . > > No luck. > > it seems to be the mdelay(2) added to pc_keyb.c in -ac6. are you sure? My bet is that it is to do with misc device registration as I lost not j

Re: Linux 2.4.2ac7

2001-03-01 Thread Tigran Aivazian
On Thu, 1 Mar 2001, José Luis Domingo López wrote: > Linux 2.4.2-ac7 reports wrong CPU speed and model name for a Pentium III > correctly detected on, at least, 2.2.18, 2.4.2 and 2.4.2-ac4. The > processor is a 600 MHz one, with a 133 MHz front bus. same here with PIII550MHz/100MHz bus. Actually,

Re: Hashing and directories

2001-03-01 Thread Tigran Aivazian
On Thu, 1 Mar 2001, Alexander Viro wrote: > * userland issues (what, you thought that limits on the > command size will go away?) the space allowed for arguments is not a userland issue, it is a kernel limit defined by MAX_ARG_PAGES in binfmts.h, so one could tweak it if one wanted to witho

Re: What is 2.4 Linux networking performance like compared to BSD?

2001-03-01 Thread Tigran Aivazian
On Thu, 1 Mar 2001, Hans Reiser wrote: > > This is indeed what we should do if we get no answer from the list by someone > who has already done such work. > Hans, exactly what you want to measure? I have UP, 2way-SMP and 4way-SMP machines all of which have at least Linux+FreeBSD installed. All

[patch-2.4.2] bugfix -- ENXIO for read/write beyond end of raw device

2001-02-27 Thread Tigran Aivazian
Hi Linus, Yes, I know that Stephen had fixed this bug ages ago but, nevertheless, it is still present in 2.4.2 and I don't know about his plans for resending the patch -- but it is a part of the set I maintain so I just wanted to bring it to your attention. Small bug, small obvious fix -- why not

Re: awe_ram.c

2001-02-26 Thread Tigran Aivazian
Hi, Hmm, it's a curious driver... Here is the patch (and the final .c) to get it to compile under 2.4.2 http://www.moses.uklinux.net/patches/aweram/ but the driver doesn't probe for the (extremely frequent!) case when the device has been prepared by the ISA-PNP subsystem. Looking at the infrast

Re: 128MB lost... where ?

2001-02-21 Thread Tigran Aivazian
On Wed, 21 Feb 2001, Giuliano Pochini wrote: > > Perhaps this is a faq... > I have a dual-800 (mb asus, no AGP) with 1GB ram, > but according to /proc/meminfo tells I only have > 90KB. I tried "mem=1024" boot parameter without > success. How can I get my 128MB back ? > when you compile you

Re: Detecting SMP

2001-02-21 Thread Tigran Aivazian
yes, just run the famous mptable program. If the machine is SMP then it will have a valid Intel MP 1.4 configuration tables so the program will show meaningful output. Regards, Tigran On Tue, 20 Feb 2001, Burton Windle wrote: > Hello. Is there a way, when running a non-SMP kernel, to detect or

Re: Detecting SMP

2001-02-21 Thread Tigran Aivazian
On Wed, 21 Feb 2001, Jeff Garzik wrote: > On Wed, 21 Feb 2001, Tigran Aivazian wrote: > > yes, just run the famous mptable program. If the machine is SMP then it > > will have a valid Intel MP 1.4 configuration tables so the program will > > show meaningful output. >

Re: Detecting SMP

2001-02-21 Thread Tigran Aivazian
On Wed, 21 Feb 2001, Tigran Aivazian wrote: > yes, just run the famous mptable program. before I am snowed under with questions about where to get this program, here is the src and binaries that I use -- it is quite possible that there is a newer version (I suspect Ingo Molnar might know bet

Re: 128MB lost... where ?

2001-02-21 Thread Tigran Aivazian
On Wed, 21 Feb 2001, Tigran Aivazian wrote: > On Wed, 21 Feb 2001, Giuliano Pochini wrote: > > > > > Perhaps this is a faq... > > I have a dual-800 (mb asus, no AGP) with 1GB ram, > > but according to /proc/meminfo tells I only have > > 90KB. I tri

RE: 128MB lost... where ?

2001-02-21 Thread Tigran Aivazian
Hi, free is not an interesting command. Much more interesting is the kernel messages on boot, e.g. on my laptop it looks like this: BIOS-provided physical RAM map: BIOS-e820: 0009fc00 @ (usable) BIOS-e820: 0400 @ 0009fc00 (reserved) BIOS-e820:

Re: mke2fs and kernel VM issues

2001-02-16 Thread Tigran Aivazian
On Thu, 15 Feb 2001, Samuel Flory wrote: > What is believed to be the current status of the typical mke2fs > crashes/hangs due to vm issues? I can reliably reproduce the issue on a > heavily modifed VA kernel based on 2.2.18. Is there a kernel which is > believed to be a known good kernel? (

Re: [patch-2.4.1-ac10] unsetting TASK_RUNNING

2001-02-14 Thread Tigran Aivazian
On Tue, 13 Feb 2001, John Levon wrote: > I had a similar set of patches a while ago. I had several more unnecessary settings. > > At least Matthew Dharm as usb-storage maintainer wanted to keep his in. Of more > concern IMHO were the drivers busy waiting by failing to reset current->state > on ea

[patch-2.4.1-ac10] unsetting TASK_RUNNING

2001-02-13 Thread Tigran Aivazian
Hi Alan, The only case in schedule_timeout() which does not call schedule() does set tsk->state = TASK_RUNNING explicitly before returning. Therefore, any code which unconditionally calls schedule_timeout() (and, of course schedule()) does not need to set TASK_RUNNING afterwards. I have seen som

Re: How to install Alan's patches?

2001-02-13 Thread Tigran Aivazian
Alan's patches are installed like this: # cd /usr/src # tar xIf linux-2.4.1.tar.bz2 # cd linux # patch -sp1 < ../patch-2.4.1-ac6 # chown -R root:root . Note the "-sp1" and that you need to be _inside_ the tree. Also, you don't need to waste another process ("cat") and create a pipe, just use she

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
On Tue, 13 Feb 2001, Andrew Morton wrote: > Well, an external keyboard in a Dell Latitude works just fine here. > Perhaps you should remove it from the docking station and test > with an external keyboard? yes, I can try that. In the meantime you can see for yourself -- just plug into the docking

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
Hi Alan, I am now running 2.2.19-pre9 and it is working fine. Also, just in case, I retyped this same message in pine in xterm and on the console. No character loss whatsoever. Also, licq stopped losing characters as well. I will continue using 2.2.19-pre9 until the evening and report anything s

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
s email about was -- I get the same effect licq (just lost "in" before licq!) so it is not xterm-specific but probably that is not importt anymore (just lost "an" in "important").. (lost a . in "..." :) Tgran (unbelievable -- it doesn't even let me spell

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
d, nor APM in the kernel. Regards, Tigran On Tue, 13 Feb 2001, Andrew Morton wrote: > Hi, Tigran. > > Internal keyboard, or external? > > Does it happen on the console or just in X? (How come you can't > tell whether it's the k/b driver or the PTY driver?) > >

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
On Tue, 13 Feb 2001, Alan Cox wrote: > > PS. This only happens on this Dell latitude CPx (notice lost shift in > > Latitude?) H450GT. > > > > PPS. No, my laptop is fine -- rebootingnto 2.2.x makes it type without > > loosing characters... > > 2.2 and 2.4 handle keyboard error cases quite diffe

Re: lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
On Tue, 13 Feb 2001, Tigran Aivazian wrote: > > PPS. No, my laptop is fine -- rebootingnto 2.2.x makes it type without > loosing characters... > just to clarify -- it does _not_ add characters -- the "loosing" vs "losing" thing is my own frequent typo :) Ti

lost charaters -- this is becoming annoying!

2001-02-13 Thread Tigran Aivazian
Hi, I amtyping this without correcting -- allthe lost characters you see (including spaces!) are exactly what the pseudo-tty driver does! This is 2.4.1 a it definitely (oh, see "nd" of the ave "and" disappeared? and "above" turned into "ave"!) did work fine previously -- like in the days of 2.3.9

Re: sysinfo.sharedram not accounted for on i386 ?

2001-02-12 Thread Tigran Aivazian
On Mon, 12 Feb 2001, Brian Grossman wrote: > > Yes. > > Thanks. Is there a preferred way of getting the equivalent info > as free(1) did under 2.2? btw, this is not only x86 behaviour but is also true on all other architectures. I.e. Linux defines "shared memory" as a "integer constant with val

Re: Linux 2.4.1-ac7

2001-02-08 Thread Tigran Aivazian
Doug, I confirm that ac7 fixed all the aic7xxx problems on my machine. Thanks, Tigran - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/

Re: Linux 2.4.1-ac7

2001-02-08 Thread Tigran Aivazian
two mistakes: a) [EMAIL PROTECTED], not veritas.com! (it was pine, not me -- default domain etc :) b) it was ac6 which fixed it, not ac7 (but I am running ac7) On Thu, 8 Feb 2001, Tigran Aivazian wrote: > Doug, > > I confirm that ac7 fixed all the aic7xxx problems on my machine. &g

[bug] aic7xxx panic Re: Linux 2.4.1-ac5

2001-02-07 Thread Tigran Aivazian
Alan, Doug, If this is a known problem -- ignore. Otherwise, I will gladly assist as much as you need. Just tried ac5 kernel and, behold (btw, why does serial console not work anymore, I had to copy these by hand): (scsi0) BRKADRINT error(0x44): Illegal Opcode in sequencer program PCI Error

[reiserfs] SPEC SFS fails at low loads...

2001-02-07 Thread Tigran Aivazian
Hi, Under 2.4.1, after a little bit of running SPEC SFS (with NFSv3) I get these messages on the server: vs-13042: reiserfs_read_inode2: [0 1 0x0 SD] not found vs-13048: reiserfs_iget: bad_inode. Stat data of (0 1) not found vs-13048: reiserfs_iget: bad_inode. Stat data of (0 1) not found vs-130

Re: Q. on marking __initdata

2001-02-05 Thread Tigran Aivazian
and, while you are at it, you should (probably) also mark pin_2_irq() and IO_APIC_get_PCI_irq_vector() functions as __init as well, for exactly the same reason as what you noticed. Regards, Tigran On Mon, 5 Feb 2001, Dunlap, Randy wrote: > Hi, > > Just a question (not a patch proposal): > >

Re: Linux2.4.1-pre1, Kernel is too big for standalone boot fromfloppy

2001-02-05 Thread Tigran Aivazian
On Mon, 5 Feb 2001, Tigran Aivazian wrote: > Basically, I badly needed to be able to build kernels of arbitrary size not just "to build", but "to boot", of course :) Also, while we are in a history lesson, I might as well add that this was precisely the time when h

Re: Linux2.4.1-pre1, Kernel is too big for standalone boot fromfloppy

2001-02-05 Thread Tigran Aivazian
On Mon, 5 Feb 2001, Mr. James W. Laferriere wrote: > > Hello All , I like the warning Ladies & Gents . But when did it > first appear ? I seem to have missed the announcement in the > change logs . Tia , JimL you mean when did Werner Almesberger add the check and a printf

Re: [patch-2.4.2-pre1] rootfs boot parameter

2001-02-05 Thread Tigran Aivazian
ok, since so many people ask for it to be called "rootfstype=", I will do so and resend the patch. Any other comments? I think on the last round I have incorporated all the comments (except the "rootfs" -> "rootfstype" one)... Tigran On Mon, 5 Feb 2001, We

[patch-2.4.2-pre1] rootfs boot parameter

2001-02-05 Thread Tigran Aivazian
5 13:54:08 2001 @@ -18,6 +18,7 @@ *Torbjörn Lindh ([EMAIL PROTECTED]), April 14, 1996. * Added devfs support: Richard Gooch <[EMAIL PROTECTED]>, 13-JAN-1998 * Heavily rewritten for 'one fs - one tree' dcache architecture. AV, Mar 2000 + * Added rootfs boot param. used b

Re: SMP Race in brelse

2001-02-02 Thread Tigran Aivazian
Hi Daniel, That is very well known (I posted about it many years ago :) but, as Ingo (or someone else? maybe sct or Alan? actually, I think it was Andrea) explained it is not a bug -- for that if() is only for purpose of catching bad callers (which, in perfect world, shouldn't exist). The whole b

Re: [UPDATE] Zerocopy, last one today I promise :-)

2001-01-25 Thread Tigran Aivazian
On Thu, 25 Jan 2001, David S. Miller wrote: > 3) NFS client side activity this bit interesting (to me). Do you mean Linux NFS client as present in the Linux kernel source (nfs filesystem) or just the type of traffic generated by arbitrary NFS client (e.g. the builtin one used by SPEC SFS benchmar

Re: A little patch for i386/kernel/microcode.c (fwd)

2001-01-24 Thread Tigran Aivazian
On Wed, 24 Jan 2001, Jo l'Indien wrote: > With a 2.4.1-pre10 kernel, I noticed that /dev/cpu/microcode > was created as a file, and note as a node in the devfs. > So, I made this very little patch to correct this: > [bogus patch deleted] Hi Jocelyn, No, that file is created as a regular file fo

Re: 2.4.1-pre8/10 klogd taking 100% of CPU time -- bug?

2001-01-23 Thread Tigran Aivazian
On Tue, 23 Jan 2001, Tigran Aivazian wrote: > So, since kdb was unable to tell me what's going on (and truss also can't > attach to it) one will have to debug it the old-fashioned way -- manually, > i.e. by trussing klogd from the beginning and reading it's sources... act

Re: 2.4.1-pre8/10 klogd taking 100% of CPU time -- bug?

2001-01-23 Thread Tigran Aivazian
On 23 Jan 2001, Chmouel Boudjnah wrote: > Andrew Morton <[EMAIL PROTECTED]> writes: > > > As far as the klogd problem is concerned, see > > > > http://www.uwsg.iu.edu/hypermail/linux/kernel/0101.1/1053.html > > > > for a probable solution. > > it look like it fixes the problem for me, tha

Re: 2.4.1-pre8/10 klogd taking 100% of CPU time -- bug?

2001-01-23 Thread Tigran Aivazian
On 23 Jan 2001, Chmouel Boudjnah wrote: > Tigran Aivazian <[EMAIL PROTECTED]> writes: > > > Btw, this only happens on my laptop and not on the desktop. It only > > happens _after_ some activity but I have not yet managed to narrow down > > exactly what activity. &

2.4.1-pre8/10 klogd taking 100% of CPU time -- bug?

2001-01-23 Thread Tigran Aivazian
Hi, Has anyone else seen this? The system load is 1.0 and all the cpu time is taken by klogd but I do not have a stream of messages (or maybe I do but they all are lost?). Also, kdb refuses to decode klogd's stack saying "stack is not in task structure". It does show stack trace of other tasks th

Re: 2.4.0 bug: file /proc/dri 4 times in ls listing

2001-01-16 Thread Tigran Aivazian
On Tue, 16 Jan 2001, Tigran Aivazian wrote: > Fixing this requires either a new filesystem type (drifs) or > (simpler!) redesigning dri to separate common things into a separate > dri_core thing shared amongst them. just for completeness -- there is the 3rd option -- one could just fix

Re: 2.4.0 bug: file /proc/dri 4 times in ls listing

2001-01-16 Thread Tigran Aivazian
Hi Bobo, To fix this just link in only the support that corresponds to your hardware. The design of dri is such that (one could paraphrase) each driver-specific part includes its own copy of what should be "driver-independent shared dri_core engine" (e.g. proc handling stuff). Fixing this requir

Re: Confirmation request about new 2.4.x. kernel limits

2001-01-04 Thread Tigran Aivazian
On Thu, 4 Jan 2001, A.D.F. wrote: > Max. RAM size:64 GB (any slowness accessing RAM over 4 GB >with 32 bit machines ?) realistic benchmarks (unixbench) will show about 3%-6% performance degradation with use of PAE. Note that this i

[patch-2.4.0-ac4] bugfix in the microcode driver.

2001-01-03 Thread Tigran Aivazian
Hi Alan, I sent this one-liner to Linus ages ago but he didn't notice it. The bug is obvious -- the goal of microcode_init() is to succeed at least in one of either devfs or misc registration. Regards, Tigran --- linux/arch/i386/kernel/microcode.c Mon Dec 11 21:42:08 2000 +++ work/arch/i386/ke

[patch-2.2.19-pre3] fix to the oops in microcode driver

2000-12-28 Thread Tigran Aivazian
Dec 27 07:32:10 2000 +++ ucode-2.2/arch/i386/kernel/microcode.c Wed Dec 27 07:52:07 2000 @@ -35,6 +35,8 @@ * Pentium 4 support + backported fixes from 2.4 * 1.07 13 Dec 2000, Tigran Aivazian <[EMAIL PROTECTED]> * More bugfixes backported from 2.4 +

FEATURE (was Re: PROBLEM: multiple mount of devices possible2.4.0-test1 - 2.4.0-test13-pre4

2000-12-23 Thread Tigran Aivazian
it is not a problem, it is a feature. (and a useful one!) On Sat, 23 Dec 2000 [EMAIL PROTECTED] wrote: > > 1. multiple mount of devices possible 2.4.0-test1 - 2.4.0-test13-pre4 > > 2. its still possible to mount devices several times. >IMHO it shouldnt be possible like 2.2.18 >with umo

Re: why both kernel lock as well as semaphore

2000-12-23 Thread Tigran Aivazian
On Sat, 23 Dec 2000, Sourav Sen wrote: > > In many parts of the kernel, I have seen both semaphore is taken > (eg. down(¤t->mm->mmap_sem)) as well as kernel lock (lock_kernel()) > is also taken, why both are required? Whats the purpose of each? > because the semaphore is really needed (by desi

Re: Oops with microcode update driver on 2.2.19pre3

2000-12-23 Thread Tigran Aivazian
Hi Aaron, Although I have not looked at Oops report in detail (Sabbath is now on, can't do work!) but I am well aware of two (or more) bugs in that area and one of them may well be the cause of your oops I assumed the X86_FEATURE flags semantics to be the same on 2.2 as in 2.4 but then discovered

Re: Mount system call hangs up the system

2000-12-21 Thread Tigran Aivazian
On Thu, 21 Dec 2000 [EMAIL PROTECTED] wrote: > Can somebody tell me why mount call just hangs? Is there anyway to take a > dump when the call is being executed. You don't need a dump. Just go to the source and start inserting printk() statements all over the sys_mount/do_mount etc. and sooner or

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