[Bug 1213144] [NEW] Blitz++ on 32-bit platforms should be compiled with --enable-simd-width=8

2013-08-16 Thread André Anjos
Public bug reported:

As discussed in this (now) old thread, on 32-bit platforms. Blitz++ 0.10
should be compiled using `--enable-simd-width=8`, otherwise, the
internal memory allocated by arrays does not get properly aligned. The
misalignment affects interfacing with libraries like LAPACK.

More info and a test program here:

http://sourceforge.net/mailarchive/message.php?msg_id=29186226

** Affects: blitz++ (Ubuntu)
 Importance: Undecided
 Status: New

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Title:
  Blitz++ on 32-bit platforms should be compiled with  --enable-simd-
  width=8

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[Bug 702419] [NEW] Blitz++ lacks 64-bit support

2011-01-13 Thread André Anjos
Public bug reported:

Binary package hint: libblitz0-dev

It is impossible to use blitz++ for large arrays without the latest
changes. Could you please update the package with the latest patches
from the blitz folks? The changes that solve this were applied 11 months
ago and I would expect they were brought into Ubuntu 10.10, but that was
not the case.

** Affects: blitz++ (Ubuntu)
 Importance: Undecided
 Status: New

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Title:
  Blitz++ lacks 64-bit support

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Re: [Bug 148584] Re: Mouse Input X freezes with XEN/HVM hosts

2007-10-23 Thread André Anjos
Hi, I did test this with the kernel you mentioned. I've made it to work as
well and here was the problem. If one assigns more memory than it is
available physically to VMs working concurrently, the result is a crash in
the OS, followed by the trace I posted before.

There is basically nothing preventing me to do so. It would be good to have
this either limited or impossible to reset to avoid such conditions.

On 10/22/07, Leann Ogasawara <[EMAIL PROTECTED]> wrote:
>
> Thank you for taking the time to report this bug and helping to make
> Ubuntu better.  Now that the 7.10 Gutsy Gibbon release of Ubuntu is out
> (kernel 2.6.22-14), we were wondering if you can still reproduce this
> issue.  Could you please download and try the new version of Ubuntu from
> http://www.ubuntu.com/getubuntu/download and report back your results.
> If the issue is still present in the new release, please attach the
> following information:
>
> * uname -a > uname-a.log
> * cat /proc/version_signature > version.log
> * dmesg > dmesg.log
> * sudo lspci -vvnn > lspci-vvnn.log
>
> Please be sure to attach each file as a separate attachment.  For more
> information regarding the kernel team bug policy, please refer to
> https://wiki.ubuntu.com/KernelTeamBugPolicies .  Thanks again and we
> appreciate your help and feedback.
>
> ** Changed in: linux-source-2.6.22 (Ubuntu)
>Status: New => Incomplete
>
> --
> Mouse Input X freezes with XEN/HVM hosts
> https://bugs.launchpad.net/bugs/148584
> You received this bug notification because you are a direct subscriber
> of the bug.
>


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Office: 32-R-A09, Tel: (+ 41 22) 767 5863
Fax: (+ 41 22) 767 8370
CH-1211 Geneve 23 - Suisse/Switzerland
http://cern.ch/rabello

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[Bug 150805] Re: domU fails to get network connection

2007-10-11 Thread André Anjos
I can confirm this one. I have exactly the same thing you report, it happens 
with gutsy for me: `uname -a` shows
Linux pcuw32 2.6.22-14-xen #1 SMP Tue Oct 9 11:22:33 GMT 2007 i686 GNU/Linux

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[Bug 148584] Re: Mouse Input X freezes with XEN/HVM hosts

2007-10-03 Thread André Anjos

** Attachment added: "Output of "xm dmesg""
   http://launchpadlibrarian.net/9708464/xen-dmesg.txt

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[Bug 148584] Re: Mouse Input X freezes with XEN/HVM hosts

2007-10-03 Thread André Anjos

** Attachment added: "Dmesg of the machine"
   http://launchpadlibrarian.net/9708461/dmesg.txt

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[Bug 148584] Mouse Input X freezes with XEN/HVM hosts

2007-10-03 Thread André Anjos
Public bug reported:

Binary package hint: linux-image-2.6.22-12-xen

So, this is what happens:

I start an HVM domain on the Xen system (it seems not matter which kind
of it is), I can reproduce this with either Windows or Linux systems.
Here is the configuration of one of them:

#Kernel and memory size
kernel = '/usr/lib/xen-ioemu-3.1/boot/hvmloader'
device_model = '/usr/lib/xen-ioemu-3.1/bin/qemu-dm'
builder = 'hvm'
memory  = '1024'
#disk= [ 'phy:/dev/slc4/slc4_disk,ioemu:hda,w', 
'file:/home/rabello/tmp/iso/SLC45_i386_dvd.iso,ioemu:hdc:cdrom,r' ]
disk= [ 'phy:/dev/slc4/slc4_disk,ioemu:hda,w' ]

#  Hostname and Networking
name= 'pcuw32slc4'
vif  = [ 'type=ioemu, bridge=xenbr0' ]

#  Behaviour
boot='c'  #d is cdrom boot, c is disk boot.
vnc=0
#vncviewer=1
sdl=1

So, it uses SDL and not VNC. I choose SDL because with VNC the same
problem happens much faster, as soon as I create the hosted system.

Well, the domain boots and so and after a few instants, the windows
session on dom0 (the ubuntu host) has the mouse frozen. The keyboard
continues to work. Occasionally, I see that the mouse starts misbehaving
(left clicks not working properly) before it dies as described above.

If I try to go into the console and back into the X server, the keyboard
stops also to work.

If I unconnect the mouse and reconnect, it does not come back (by the
way, it is an USB mouse), but the keyboard goes back to life.

The problem does not affect running applications, but if I try to
reboot, the kernel panics saying:

Oct  3 15:34:36 pcuw32 kernel: kernel BUG at 
/build/buildd/linux-source-2.6.22-2.6.22/debian/build/custom-source-xen/arch/i386/mm/pageattr.c:172!
Oct  3 15:34:36 pcuw32 kernel: invalid opcode:  [#1]
Oct  3 15:34:36 pcuw32 kernel: SMP 
Oct  3 15:34:36 pcuw32 kernel: Modules linked in: xt_physdev iptable_filter 
ip_tables x_tables tun af_packet i915 drm binfmt_misc rfcomm l2cap bluetooth 
bridge ppdev ipv6 container dock ac sbs video button battery loop sbp2 lp 
snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss 
snd_seq_midi snd_rawmidi snd_seq_midi_event sr_mod cdrom snd_seq snd_timer 
firewire_ohci firewire_core crc_itu_t snd_seq_device 8250_pnp 8250 serial_core 
iTCO_wdt iTCO_vendor_support intel_agp agpgart parport_pc parport serio_raw snd 
soundcore snd_page_alloc tsdev heci ext3 jbd mbcache sg sd_mod usbhid hid 
ff_memless pata_marvell usb_storage ohci1394 generic ide_core ieee1394 ahci 
ehci_hcd libata scsi_mod uhci_hcd usbcore e1000 dm_mirror dm_snapshot dm_mod 
thermal processor fan fuse apparmor commoncap
Oct  3 15:34:36 pcuw32 kernel: CPU:1
Oct  3 15:34:36 pcuw32 kernel: EIP:0061:[change_page_attr+1120/1718]Not 
tainted VLI
Oct  3 15:34:36 pcuw32 kernel: EFLAGS: 00210046   (2.6.22-12-xen #1)
Oct  3 15:34:36 pcuw32 kernel: EIP is at change_page_attr+0x460/0x6b6
Oct  3 15:34:36 pcuw32 kernel: eax:    ebx: 2793a063   ecx: 8001   
edx: 8001
Oct  3 15:34:36 pcuw32 kernel: esi: 2793a063   edi: c1ca0ff8   ebp: c1d0a400   
esp: ecf83ea4
Oct  3 15:34:36 pcuw32 kernel: ds: 007b   es: 007b   fs: 00d8  gs: 0033  ss: 
0069
Oct  3 15:34:36 pcuw32 kernel: Process Xorg (pid: 7960, ti=ecf82000 
task=c1a61ab0 task.ti=ecf82000)
Oct  3 15:34:36 pcuw32 kernel: Stack: e7dff000 0001  8001 
0001 c21ccfe0   
Oct  3 15:34:36 pcuw32 kernel:  e7dff000 c1ca0ff8 
   7ff0 
Oct  3 15:34:36 pcuw32 kernel: 0063 8000  
7ff0  2793a063 8001 
Oct  3 15:34:36 pcuw32 kernel: Call Trace:
Oct  3 15:34:36 pcuw32 kernel:  [free_hot_cold_page+194/381] 
free_hot_cold_page+0xc2/0x17d
Oct  3 15:34:36 pcuw32 kernel:  [] agp_generic_destroy_page+0x49/0x70 
[agpgart]
Oct  3 15:34:36 pcuw32 kernel:  [] agp_free_memory+0xb3/0xe8 [agpgart]
Oct  3 15:34:36 pcuw32 kernel:  [] agp_generic_destroy_page+0x0/0x70 
[agpgart]
Oct  3 15:34:36 pcuw32 kernel:  [] agp_release+0x7e/0x143 [agpgart]
Oct  3 15:34:36 pcuw32 kernel:  [__fput+171/353] __fput+0xab/0x161
Oct  3 15:34:36 pcuw32 kernel:  [filp_close+81/88] filp_close+0x51/0x58
Oct  3 15:34:36 pcuw32 kernel:  [sys_close+110/165] sys_close+0x6e/0xa5
Oct  3 15:34:36 pcuw32 kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
Oct  3 15:34:36 pcuw32 kernel:  ===
Oct  3 15:34:36 pcuw32 kernel: Code: f3 89 7c 24 0c 8b 4c 24 0c 89 7c 24 5c 8b 
7c 24 2c 89 44 24 08 89 74 24 58 8b 07 8b 57 04 f0 0f c7 0f 75 f5 8b 45 0c 85 
c0 75 04 <0f> 0b eb fe 48 89 45 0c eb 04 0f 0b eb fe 8b 45 00 f6 c4 04 0f 
Oct  3 15:34:36 pcuw32 kernel: EIP: [change_page_attr+1120/1718] 
change_page_attr+0x460/0x6b6 SS:ESP 0069:ecf83ea4

Or, sometimes, this:

Oct  3 14:12:50 pcuw32 kernel: BUG: unable to handle kernel paging request at 
virtual address 00100104
Oct  3 14:12:50 pcuw32 kernel:  printing eip:
Oct  3 14:12:50 pcuw32 kernel: c018397b
Oct  3 14:12:50 pcuw32 kernel: 2bada000 -> *pde = 0001:112b2001
Oct  3 14:12:50 pcuw3

[Bug 64664] Re: tg3 NIC on Latitude D400 broken (again)

2007-10-03 Thread André Anjos
** Changed in: linux-source-2.6.17 (Ubuntu)
   Status: New => Invalid

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[Bug 64664] tg3 NIC on Latitude D400 broken (again)

2006-10-08 Thread André Anjos
Public bug reported:

Binary package hint: linux-image-2.6.17-10-generic

This card was working perfectly with Dapper and now is broken again on
Edgy. '/var/log/dmesg' shows:

[17179586.944000] tg3.c:v3.59 (June 8, 2006)
[17179586.944000] ACPI: PCI Interrupt :01:00.0[A] -> Link [LNKC] -> GSI 11 
(level, low) -> IRQ 
11
[17179586.952000] input: PS/2 Mouse as /class/input/input2
[17179586.976000] input: AlpsPS/2 ALPS GlidePoint as /class/input/input3
[17179587.08] ieee80211_crypt: registered algorithm 'NULL'
[17179587.084000] ieee80211: 802.11 data/management/control stack, git-1.1.13
[17179587.084000] ieee80211: Copyright (C) 2004-2005 Intel Corporation <[EMAIL 
PROTECTED]>
[17179587.172000] ipw2100: Intel(R) PRO/Wireless 2100 Network Driver, git-1.2.2
[17179587.172000] ipw2100: Copyright(c) 2003-2006 Intel Corporation
[17179587.388000] tg3: eth%d: Cannot get nvarm lock, tg3_nvram_init failed.
[17179587.896000] tg3: Could not obtain valid ethernet address, aborting.
[17179587.952000] ACPI: PCI interrupt for device :01:00.0 disabled
[17179587.952000] tg3: probe of :01:00.0 failed with error -22
[17179587.952000] ACPI: PCI Interrupt :01:01.0[A] -> Link [LNKD] -> GSI 11 
(level, low) -> IRQ 
11

I wonder what happened between Dapper's 2.6.15 kernel and this
version... Any suggestions?

$ sudo lspci -vvv

01:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5705M Gigabit 
Ethernet
Subsystem: Broadcom Corporation NetXtreme BCM5705M Gigabit Ethernet
Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR+ FastB2B-
Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
SERR- https://launchpad.net/bugs/64664

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