[Bug 1469954] [NEW] install fails with Grub install

2015-06-29 Thread Dave Martin
Public bug reported: Using live mode to install to RAID5 fails. First error brought me to select the volume (there is only one) and still failed to install. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: ubiquity 2.21.25 ProcVersionSignature: Ubuntu 3.19.0-15.15-generic 3.19.3 Uname:

[Bug 1167114] Re: Ubuntu Kernel 3.5.0-27 does not boot

2013-04-10 Thread Dave Martin
Confirmed on a Parallels Ubuntu 12.04 Virtual Machine. linux-image-3.5.0-27-generic:i386 (3.5.0-27.46~precise1) will not boot, whereas 3.5.0-26 is OK. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

Re: [Bug 833101] Re: perf uses less at the default pager, but the linux-tools packages have no dependency for it

2012-05-14 Thread Dave Martin
On Thu, May 10, 2012 at 12:30:52PM -, Avik Sil wrote: Does this patch look OK? diff --git a/tools/perf/util/pager.c b/tools/perf/util/pager.c index 1915de2..d6f23de 100644 --- a/tools/perf/util/pager.c +++ b/tools/perf/util/pager.c @@ -57,8 +57,12 @@ void setup_pager(void) }

[Bug 833101] Re: perf uses less at the default pager, but the linux-tools packages have no dependency for it

2012-03-30 Thread Dave Martin
PAGER is for customisation. A package which might not work if PAGER is not set is a broken package. However, the proposed change (http://git.linaro.org/gitweb?p=people/ynk /linux-linaro- tracking.git;a=commit;h=49561d58a14351d136518f25bd686f9a6ca41b69) has some problems. In particular, it will

[Bug 900636] Re: libreoffice ftbfs on armhf

2011-12-07 Thread Dave Martin
The ARM Procedure Call Standard document on http://infocenter.arm.com/ has details of the VFP variant of the procedure call standard, required for armhf. Simplified, each floating-point argument is allocated first to the VFP registers if there are some available (from s0-s15 / d0-d7), and then to

Re: [Bug 862626] Re: [regression] AACI driver on vexpress never gets loaded on Oneiric

2011-11-23 Thread Dave Martin
I was unable to merge the following commit automatically, so I omitted it: e8fa516 dmaengine: pl330: Enable module alias autogeneration for AMBA drivers Looking at it now, it should have been a trivial merge, but it seems it was needed for this test. Do you mean wasn't needed? The series

Re: [Bug 862626] Re: [regression] AACI driver on vexpress never gets loaded on Oneiric

2011-11-23 Thread Dave Martin
On Wed, Nov 23, 2011 at 10:45 AM, Ryan Harkin 862...@bugs.launchpad.net wrote: On Wed, 2011-11-23 at 10:00 +, Dave Martin wrote: but it seems it was needed for this test. Do you mean wasn't needed? Exactly.  Sorry, that was a typo.  I didn't need it, and the image built and worked

Re: [Bug 862626] Re: [regression] AACI driver on vexpress never gets loaded on Oneiric

2011-11-22 Thread Dave Martin
On Tue, Nov 22, 2011 at 09:28:41AM -, Loïc Minier wrote: Isn't there some autoloading issue to be fixed here rather than a config tweak? I have implemented a proper fix some weeks ago, and I just sent Russell a pull request. If the ARM LT guys want to try it, they could revert the affected

Re: [Bug 862626] Re: [regression] AACI driver on vexpress never gets loaded on Oneiric

2011-11-22 Thread Dave Martin
On Tue, Nov 22, 2011 at 4:43 PM, Ryan Harkin 862...@bugs.launchpad.net wrote: I've tested Dave's branch (above) and confirm that the audio works with the drivers configured either as modules.  (It also works with the drivers compiled into the kernel). The LT kernel works when build with the

Re: [Bug 801727] Re: ARM: gas fails to set the proper alignment on code sections, causing broken output

2011-10-25 Thread Dave Martin
On Mon, Oct 17, 2011 at 09:36:21PM -, Brian Murray wrote: Since the firefox bug about this, bug 789198, has set to Fix Released for the firefox and binutils tasks can this bug also be fix released? This fix was released via the merge from Debian in bunutils 2.21.52.20110703-1ubuntu1 (look

[Bug 801727] Re: ARM: gas fails to set the proper alignment on code sections, causing broken output

2011-10-25 Thread Dave Martin
Note that 2.21.52.20110703-1ubuntu1 was released in oneiric, so this issue should now be fixed in oneiric and precise. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/801727 Title: ARM: gas fails to

[Bug 833101] Re: perf uses less at the default pager, but the linux-tools packages have no dependency for it

2011-09-29 Thread Dave Martin
Still present in linux-linaro-tools-3.0.0-1006 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/833101 Title: perf uses less at the default pager, but the linux-tools packages have no dependency for

[Bug 862626] Re: AACI driver on vexpress never gets loaded

2011-09-29 Thread Dave Martin
** Description changed: ... so sound doesn't work unless the snd-aaci module is loaded by hand. - This appears to be a regression in linux-linaro-oneiric compared with linux-linaro-natty + This appears to be a regression at some commit in linux-linaro-oneiric. + At least the head of

[Bug 862626] [NEW] AACI driver on vexpress never gets loaded

2011-09-29 Thread Dave Martin
Public bug reported: ... so sound doesn't work unless the snd-aaci module is loaded by hand. This appears to be a regression at some commit in linux-linaro-oneiric. At least the head of linux-linaro-natty appears unaffected. Observed in linux-image-3.0.0-1006-linaro-vexpress

[Bug 862626] Re: AACI driver on vexpress never gets loaded on vexpress

2011-09-29 Thread Dave Martin
** Summary changed: - AACI driver on vexpress never gets loaded + AACI driver on vexpress never gets loaded on vexpress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/862626 Title: AACI driver on

[Bug 833101] Re: perf uses less at the default pager, but the linux-tools packages have no dependency for it

2011-08-31 Thread Dave Martin
This issue only affects lightweight images which (coincidentally) don't have apport. I believe this problem should be self-explanatory, even without additional logs. ** Changed in: linux (Ubuntu) Status: Incomplete = Confirmed -- You received this bug notification because you are a

[Bug 833101] [NEW] perf uses less at the default pager, but the linux-tools packages have no dependency for it

2011-08-24 Thread Dave Martin
Public bug reported: $ perf list sh: less: not found This only affects minimal installs which don't have less installed. Observed in: * linux-tools-2.6.38-11 (2.6.38-11.48) in the Ubuntu archive, running under natty (11.04) * linux-linaro-tools-3.0.0-1004 (3.0.0-1004.5~ppa~natty) from the

[Bug 833101] Re: perf uses less at the default pager, but the linux-tools packages have no dependency for it

2011-08-24 Thread Dave Martin
** Summary changed: - perf uses less at the default pager, but the linux-tools packages have dependency for it + perf uses less at the default pager, but the linux-tools packages have no dependency for it -- You received this bug notification because you are a member of Ubuntu Bugs, which is

Re: [Bug 673820] Re: Ethernet dies during large file transfers on vexpress

2011-08-23 Thread Dave Martin
On Tue, Aug 23, 2011 at 10:29 AM, Paweł Moll pawel.m...@arm.com wrote: The lock up was caused by SMSC RX FIFO underruns caused by maginal timing issue between SMSC and USB host controller. The hack is enforcing additional wait cycle between accesses. Unfortunately it affects all peripherals,

[Bug 810402] Re: all native ocaml programs segfault on armel

2011-08-12 Thread Dave Martin
$ arm-linux-gnueabi-objdump -dr arm.o [...] 012c caml_start_program: 12c: e59fc138ldr ip, [pc, #312] ; 26c caml_ml_array_bound_error [...] 188: e1a0e00fmov lr, pc 18c: e12fff1cbx ip [...] 26c: R_ARM_ABS32

[Bug 810402] Re: all native ocaml programs segfault on armel

2011-08-12 Thread Dave Martin
It looks like ARM code is being executed as Thumb. The .s file assembled as ARM because that's always the default if there are no .thumb directives and no -mthumb command-line option. (It would need some minor changes to work in Thumb anyway). However, the CPSR value when we segfault indicates

[Bug 810402] Re: all native ocaml programs segfault on armel

2011-08-12 Thread Dave Martin
Just for completeness, here's what happens if I manually switch back to ARM when we hit caml_start_program: # gdb --args /mnt/a.out GNU gdb (Ubuntu/Linaro 7.2-1ubuntu11) 7.2 Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later

[Bug 810402] Re: all native ocaml programs segfault on armel

2011-08-12 Thread Dave Martin
Without actually reading the spec myself, I think I agree. So, the .type directives are required and should be added in ocaml -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/810402 Title: all native

[Bug 814674] Re: NEON is not enabled for vexpress in linux-linaro-natty

2011-08-12 Thread Dave Martin
** Also affects: linux-linaro Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/814674 Title: NEON is not enabled for vexpress in linux-linaro-natty To

[Bug 814674] [NEW] NEON is not enabled for vexpress in linux-linaro-natty

2011-07-22 Thread Dave Martin
Public bug reported: This seems to apply to all versions of the linux linaro-natty tree, up to and including Linux-linaro-2.6.38-1003.4 (Specifically, I'm referring to git://git.linaro.org/ubuntu/linux- linaro-natty.git) linux$ find debian.linaro -name config\* -exec grep NEON {} +

[Bug 801727]

2011-07-02 Thread Dave Martin
On Wed, Jun 29, 2011 at 5:33 PM, nickc at redhat dot com sourceware-bugzi...@sourceware.org wrote: http://sourceware.org/bugzilla/show_bug.cgi?id=12931 Nick Clifton nickc at redhat dot com changed:           What    |Removed                     |Added

[Bug 789198]

2011-07-02 Thread Dave Martin
On Wed, Jun 29, 2011 at 5:33 PM, nickc at redhat dot com sourceware-bugzi...@sourceware.org wrote: http://sourceware.org/bugzilla/show_bug.cgi?id=12931 Nick Clifton nickc at redhat dot com changed:           What    |Removed                     |Added

[Bug 789198] Fwd: [Bug gas/12931] ARM: gas fails to set the proper alignment on code sections, causing broken output

2011-06-30 Thread Dave Martin
See the following commit in binutils trunk. If this is causing problems in other places, it could be worth considering for backport into the linaro tools. Cheers ---Dave http://sourceware.org/bugzilla/show_bug.cgi?id=12931 --- Comment #3 from cvs-commit at gcc dot gnu.org cvs-commit at gcc

Re: [Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-30 Thread Dave Martin
On Wed, Jun 29, 2011 at 12:05:55PM -, Ricardo Salveti wrote: He's probably talking about https://bugzilla.mozilla.org/show_bug.cgi?id=623161 I guess that could be caused by the same issue... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed

[Bug 801727]

2011-06-29 Thread Dave Martin
Created attachment 5824 possible fix The attached patch hooks into mapping_state() to mark the alignment requirement on the current output section whenever we start emitting instructions. It might be safer to make the alignment 4 for Thumb code as well as ARM code; the current patch gives Thumb

[Bug 789198]

2011-06-29 Thread Dave Martin
Created attachment 5824 possible fix The attached patch hooks into mapping_state() to mark the alignment requirement on the current output section whenever we start emitting instructions. It might be safer to make the alignment 4 for Thumb code as well as ARM code; the current patch gives Thumb

Re: [Bug 673820] Re: Ethernet dies during large file transfers on vexpress

2011-06-29 Thread Dave Martin
On Tue, Jun 28, 2011 at 04:05:57PM -, Ulrich Weigand wrote: I'm running into this issue with failing network connections on vexpress while trying to run the GDB testsuite in remote mode ... Has there been any progress on this bug in the meantime? I don't believe so. Taking the network

Re: [Bug 789198]

2011-06-29 Thread Dave Martin
On Mon, Jun 27, 2011 at 04:01:26PM -, Tterribe-o wrote: After discussion with upstream, we've produced https://review.webmproject.org/2568 I haven't had a chance to test that patch yet, but it looks reasonable. -- You received this bug notification because you are a member of Ubuntu Bugs,

Re: [Bug 789198]

2011-06-29 Thread Dave Martin
On Tue, Jun 28, 2011 at 10:58:06PM -, Siarhei-siamashka wrote: Interesting. The same .text section alignment issue may be responsible for the SIGILL part of the problems from bug 623161 Can you check the bug number? That one doesn't look relevant...

[Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-27 Thread Dave Martin
It would be interesting to try building the assembler code in Thumb since that would also fix this problem, but the code isn't 100% ready yet. There are some bits that are not Thumb-ready (e.g., MOV pc, lr instead of BX lr), and because the assembler is invoked separately, .thumb, .syntax unified

[Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-24 Thread Dave Martin
** Bug watch added: Sourceware.org Bugzilla #12931 http://sourceware.org/bugzilla/show_bug.cgi?id=12931 ** Also affects: binutils via http://sourceware.org/bugzilla/show_bug.cgi?id=12931 Importance: Unknown Status: Unknown -- You received this bug notification because you are a

[Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-24 Thread Dave Martin
It looks like the underlying cause may be a bug in gas, which causes the wrong alignment to be set for code sections -- upstream binutils bug raised and cross-referenced from this bug. When building firefox for Thumb, .text contains a mixture of Thumb code and ARM code (the ARM code comes from

[Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-24 Thread Dave Martin
** Patch added: Untested potential workaround, which forces an explicit .align directive in the assembler input https://bugs.launchpad.net/binutils/+bug/789198/+attachment/2180676/+files/firefox-build-workaround.diff -- You received this bug notification because you are a member of Ubuntu

[Bug 801727] [NEW] ARM: gas fails to set the proper alignment on code sections, causing broken output

2011-06-24 Thread Dave Martin
Public bug reported: Placeholder for upstream bug. This bug is breaking firefox-5.0 in Ubuntu: see cross-references from this bug. ** Affects: binutils Importance: Unknown Status: Unknown ** Affects: binutils (Ubuntu) Importance: Undecided Status: New ** Affects:

[Bug 801727] Re: ARM: gas fails to set the proper alignment on code sections, causing broken output

2011-06-24 Thread Dave Martin
The firefox bug in Launchpad is here: https://bugs.launchpad.net/binutils/+bug/789198 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/801727 Title: ARM: gas fails to set the proper alignment on code

[Bug 789198] Re: Firefox crashes when attempting to play webm video on ARM with Thumb2 enabled

2011-06-24 Thread Dave Martin
** Also affects: binutils (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/789198 Title: Firefox crashes when attempting to play webm video on ARM

Re: Getting rid of alignment faults in userspace

2011-06-20 Thread Dave Martin
On Sat, Jun 18, 2011 at 10:48:16AM -0400, Nicolas Pitre wrote: On Sat, 18 Jun 2011, Arnd Bergmann wrote: On Friday 17 June 2011, Nicolas Pitre wrote: On Fri, 17 Jun 2011, Arnd Bergmann wrote: On Friday 17 June 2011 14:10:11 Dave Martin wrote: As part of the general effort

Re: Getting rid of alignment faults in userspace

2011-06-20 Thread Dave Martin
On Sat, Jun 18, 2011 at 03:17:59PM -0400, Nicolas Pitre wrote: On Sat, 18 Jun 2011, Arnaud Patard wrote: Dave Martin dave.mar...@linaro.org writes: Hi, Hi all, I've recently become aware that a few packages are causing alignment faults on ARM, and are relying on the alignment

Getting rid of alignment faults in userspace

2011-06-17 Thread Dave Martin
Hi all, I've recently become aware that a few packages are causing alignment faults on ARM, and are relying on the alignment fixup emulation code in the kernel in order to work. Such faults are very expensive in terms of CPU cycles, and can generally only result from wrong code (for example,

[Bug 798315] [NEW] Unsafe type-punning causes alignment faults on armel

2011-06-16 Thread Dave Martin
Public bug reported: Binary package hint: gtk-sharp2 An attempted string comparison optimisation in the generated glue code in gtk-sharp2 casts strings to 64-bit integer pointers and tries to dereference them, violating the alignment requirements for type-casts specified by ISO C. The affected

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-06-14 Thread Dave Martin
Apologies for the delay. I can confirm that binutils-arm-linux-gnueabi/natty (2.21.0.20110327-2ubuntu2cross1.62) does indeed fix the problem. I'll try rebuilding the linaro kernel without the workaround in place and see if it works; if so, we may be able to remove that workaround from the

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-06-14 Thread Dave Martin
Please ignore my last post -- I was inadvertantly testing a local, patched version of gas instead of the packaged one. The bug is *not* fixed in the natty released version of the tools. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 707047] Re: panda : half ram missing

2011-05-20 Thread Dave Martin
If we don't feel happy turning CONFIG_HIGHMEM on, could we use CONFIG_VMSPLIT_2G instead? This allows Linux to map and use all of the physical RAM, though it does reduce the virtual address space available to user processes to 2G. This gives me something more like: [0.00] Memory: 472MB

[Bug 771805] Re: [armel] ltrace hangs

2011-05-16 Thread Dave Martin
I don't know whether this is the cause of the problem, but ltrace makes (incorrect) use of the PTRACE_SINGLESTEP ptrace() call. Support for this ptrace call has been removed from the kernel as of v2.6.38-rc4, since it had few users, was already substantially broken for ARM and didn't support

[Bug 771805] Re: [armel] ltrace hangs

2011-05-16 Thread Dave Martin
For the kernel change, see http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=425fc47adb5bb69f76285be77a09a3341a30799e -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 673820] Re: Ethernet dies during large file transfers on vexpress

2011-04-15 Thread Dave Martin
We should raise this with the relevant upstream developer(s). The general feeling seems to be that this is almost certainly a driver issue. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/673820

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-04-13 Thread Dave Martin
This bug is now resolved upstream -- see the bugzilla link. I recommend that this gets pulled/backported into the linaro toolchain, since we currently have to disable some optimisations when building the Linux kernel in Thumb-2 to work around this bug. -- You received this bug notification

[Bug 490371] Re: Atomic operations not safe for ARMv7, Thumb-2 and multicore

2011-04-06 Thread Dave Martin
The upstream commit looks at least semi-sane -- it looks like the memory barrier stuff is merged in lp:ubuntu/qt4-x11, is my understanding correct? I also generally agree with upstream's view that they don't want to port to the GCC primitives: since Qt already has a pretty decent atomics API, and

[Bug 523293] Re: Cache incoherency may corrupt code pages read from filesystems on USB or PIO mass storage

2011-04-06 Thread Dave Martin
It seems that a number of upstream changes in linux-2.6.37 fix this issue. So I guess it's historical. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/523293 Title: Cache incoherency may corrupt

[Bug 720055] Re: Unhandled fault: imprecise external abort (0x1406) at 0x2ada61a8

2011-03-04 Thread Dave Martin
A similar-looking bug has started to sting me when building with certain combinations of config options, particularly CONFIG_THUMB2_KERNEL. A good way to debug this kind of thing is to build a uniprocessor kernel with all caches (including any external L2) disabled -- this makes the memory system

[Bug 720055] Re: Unhandled fault: imprecise external abort (0x1406) at 0x2ada61a8

2011-03-04 Thread Dave Martin
** Attachment added: config (closely based on the packaged natty kernel for omap) https://bugs.launchpad.net/linux-linaro/+bug/720055/+attachment/1885621/+files/.config -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-03-02 Thread Dave Martin
Any further interaction should go to sourceware bugzilla http://sourceware.org/bugzilla/show_bug.cgi?id=12532 ** Bug watch added: Sourceware.org Bugzilla #12532 http://sourceware.org/bugzilla/show_bug.cgi?id=12532 ** Also affects: binutils via

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-02-28 Thread Dave Martin
** Changed in: cortex-strings Status: New = Invalid ** Also affects: binutils-linaro Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/725126 Title:

[Bug 725126] Re: gas may assemble b to locally-defined, preemptible global symbol as b.n

2011-02-25 Thread Dave Martin
** Attachment added: sample disassembly and relocation info https://bugs.launchpad.net/cortex-strings/+bug/725126/+attachment/1871164/+files/log.txt ** Description changed: There's no result that R_ARM_THM_JUMP11 relocation can be resolved correctly if the symbol gets preempted. The

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2011-02-18 Thread Dave Martin
Maybe this bug can be closed, but in that case some bug should be kept open for tracking purposes -- the build-time test done by H5detect still appears wrong by design, and this probably needs to be addressed at some point. -- You received this bug notification because you are a member of Ubuntu

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2011-02-16 Thread Dave Martin
I still think it would be reasonable to hard-code the results for float alignment requirements on ARM. On all ARM floating-point architecture versions, float and double must be size-aligned. I don't think there has ever been any exception to this rule, nor is any exception likely in the

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2011-02-16 Thread Dave Martin
What is the kernel on the buildds? If it is = 2.6.36, the fix to generate SIGBUS for alignment faults will be present in the kernel. If the buildds are all = 2.6.36, this may solve the problem. If some are older, we might randomly get build problems when the package gets rebuilt. However, as

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2011-02-16 Thread Dave Martin
There's also the problem that deferencing a float * or double * pointer won't necessarily generate an alignment fault. This won't: main () { -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/635199

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2011-02-16 Thread Dave Martin
(argh, hit post by accident) This probably won't generate a fault, because only integer accesses are done to the target pointer in the generated code: main () { printf(%f\n, *(double *)((char *)main + 2)); } This probably will (but it depends on compiler options, and on what code the

[Bug 608775] Re: tools/perf: Symbol loading problems in perf report

2011-01-24 Thread Dave Martin
Note: the patch http://lkml.org/lkml/2010/8/12/127 isn't merged yet, but I need to rework this upstream. It's not a top priority, so it may take a while. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 691074] Re: update-initramfs trigger should *not* unconditionally run flash-kernel

2010-12-19 Thread Dave Martin
@maximilian Fair enough -- in that case this may just be an issue with flash-kernel itself or the way it's getting configured. I guess in this case it's not a problem in initramfs-tools. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 691074] [NEW] update-initramfs trigger should *not* unconditionally run flash-kernel

2010-12-16 Thread Dave Martin
Public bug reported: Binary package hint: initramfs-tools Observed in initramfs-tools 0.98.1ubuntu6 Observed in flash-kernel 2.28ubuntu10 Platform: vexpress (armel) flash-kernel should do nothing if /etc/flash-kernel.conf doesn't exist? (this may either be a regression, or a platform-specific

[Bug 683683] Re: run-init on omap3, omap4 in natty dies if busybox is built with -marm

2010-12-07 Thread Dave Martin
I don't have the right filesystem in front of me to debug, but this recipe should work for debugging PID 1 with gdb (assuming you have a platform already set up with a populated root filesystem etc.): Connect a keyboard and monitor before booting. Boot with rdinit=/bin/sh console=appropriate

[Bug 683683] Re: run-init on omap3, omap4 in natty dies if busybox is built with -marm

2010-12-06 Thread Dave Martin
@ogra, there is a bug open on klibc -- the one I referenced above: https://bugs.launchpad.net/ubuntu/+source/klibc/+bug/527720 Does it need to be prodded? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 683683] Re: run-init on omap3, omap4 in natty dies if busybox is built with -marm

2010-12-06 Thread Dave Martin
@michael - rdinit=/bin/sh is highly use for initramfs debugging too if you're not aware -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/683683 Title: run-init on omap3, omap4 in natty dies if busybox

[Bug 683683] Re: run-init on omap3, omap4 in natty dies if busybox is built with -marm

2010-12-03 Thread Dave Martin
klibc has some outstanding ARM/Thumb interworking issues ... can someone please apply the patch from this bug: https://bugs.launchpad.net/ubuntu/+source/klibc/+bug/527720 (thumb2 porting issues identified: klibc uses mov.*pc) ... and see if it makes any difference? -- You received this bug

[Bug 675347] Re: volatile int causes inline assembly build failure

2010-11-29 Thread Dave Martin
I notice that _q_value is referenced twice in the constraints. Can we get rid of the reference causing the problem, i.e.: asm volatile(0:\n ldrex %[newValue], [%[_q_value]]\n sub %[newValue], %[newValue], #1\n strex %[result], %[newValue],

[Bug 675347] Re: volatile int causes inline assembly build failure

2010-11-29 Thread Dave Martin
@Julian My 2c: since ISO C says volatile bitfields are wrong, then if any code needs -fno-strict-volatile-bitfields to build, then either that code is wrong (which is not obviously true in this case--- but if is it true I would like to understand how so we can avoid it), or ... the compiler is

[Bug 673085] Re: Qt/KDE fails to build on ARM without implicit-it=thumb

2010-11-15 Thread Dave Martin
Note that Michael's patch isn't suitable for upstream as-is. IT instructions are not accepted by the assembler when building for ARM, so the proposed change will provoke build failures for upstream. (At least, they are only accepted in unified assembler syntax mode, which is not the default for

[Bug 653021] Re: Mouse's left button stops working.

2010-11-10 Thread Dave Martin
Is it possible that this bug is the same as 636311? Do you use any of the special keys on your keyboard when you watch videos etc? -- Mouse's left button stops working. https://bugs.launchpad.net/bugs/653021 You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 664431] Re: QT on armel is built with NEON by default

2010-11-04 Thread Dave Martin
@Richard, Are QT_HAVE_IWMMXT and QT_HAVE_NEON mutually exclusive? Currently, if QT_HAVE_IWMMXT _or_ QT_HAVE_NEON is set to 1, this causes both features to be suppressed, which may not be what is desired if both extensions can be enabled in a general-purpose bulid. Maybe something like this:

[Bug 669301] Re: After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working

2010-11-03 Thread Dave Martin
*** This bug is a duplicate of bug 636311 *** https://bugs.launchpad.net/bugs/636311 Did some digging. The correct duplicate bug is #636311. I have updated the details. ** This bug is no longer a duplicate of bug 658590 Rhythmbox will not minimize to sound-indicator if music is not

[Bug 669301] Re: After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working

2010-11-02 Thread Dave Martin
*** This bug is a duplicate of bug 658590 *** https://bugs.launchpad.net/bugs/658590 Actually, I don't think this is a duplicate. The other bug (658950) is related to the change in the way rhythmbox minimises. If you look at my comments I am fine with that part (once I found out where to look

[Bug 669301] [NEW] After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working

2010-10-31 Thread Dave Martin
Public bug reported: Binary package hint: rhythmbox After upgrading to 10.10, closing rhythmbox no longer causes it to minimise to the tray. It is still playing but there is no notification anywhere. While in this state the left mouse button stops responding. The cursor moves but clicking the

[Bug 669301] Re: After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working

2010-10-31 Thread Dave Martin
-- After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working https://bugs.launchpad.net/bugs/669301 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list

[Bug 669301] Re: After upgrade to 10.10 rhythmbox no longer minimises to system tray and prevents mouse buttons from working

2010-10-31 Thread Dave Martin
OK. I found out that rhythmbox is now inside the sound menu. Nevertheless, hit the play button (in the main gui or in the sound menu) and that's the last left click I can make. After that the left button becomes totally unresponsive. I just discovered that unplugging and re-plugging the mouse

[Bug 652221] Re: Headless on beagle, beagle XM, does not boot into tty

2010-10-22 Thread Dave Martin
openvt: vt 1 is in use; command aborted use `openvt -f' to force. The weird thing about this is that getty does no check on VT_GETSTATE, so it will happily let run multiple gettys on the same tty. ... os openvt looks a bit overzealous. tty1 only counts as used because it is assigned

[Bug 652221] Re: Headless on beagle, beagle XM, does not boot into tty

2010-10-22 Thread Dave Martin
Interesting to note that kbd/src/deallocvt.c contains this: } else if (num == 1) { fprintf(stderr, _(%s: VT 1 is the console and cannot be deallocated\n), progname); exit(1); } This is decided in userspace without asking the kernel, suggesting that

[Bug 652221] Re: Headless on beagle, beagle XM, does not boot into tty

2010-10-22 Thread Dave Martin
(Also, please excuse the illiteracy of the previous two posts ...) -- Headless on beagle, beagle XM, does not boot into tty https://bugs.launchpad.net/bugs/652221 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing

[Bug 378990] Re: gpartedbin and Xorg starve mkfs of CPU time.

2010-10-11 Thread Dave Martin
I don't have a full Ubuntu filesystem in front of me right now, but running on a maverick/xfce-based linaro fs, I still observe some slowdown. By default, mkfs.ext4 (for example) runs at +19 nice while gparted is making an ext4 filesystem on my SD card. Building the filesystem typically takes

[Bug 655796] [NEW] enhancement request: enable libnewt when building linux-tools

2010-10-06 Thread Dave Martin
Public bug reported: libnewt gives a nice interactive console UI for browsing results when using the perf tools. Can we turn this on? ** Affects: linux-linaro Importance: Undecided Status: New ** Affects: linux-meta (Ubuntu) Importance: Undecided Status: New **

[Bug 635199] Re: [armel] the ./H5detect test segfaults when built for armv7

2010-09-22 Thread Dave Martin
Hard-coding the alignment detection result for certain types on arm also works --- this allows hdf5 to be built for armv7+vfpv3, and seems reasonable since the alignment requirements for those types are common across all arm architecture versions. Note that if we care about this package working

[Bug 644206] Re: update-grub should not automatically configure booting from removable devices?

2010-09-21 Thread Dave Martin
Indeed... removable isn't necessarily a well-defined concept. If I knowingly use a USB HDD for the rootfs, it is removable? [discuss] However, if a _new_, previously unknown bootable target appears, this means: * it happened by accident or malice, * the administrator did it on purpose and

[Bug 644206] [NEW] update-grub should not automatically configure booting from removable devices?

2010-09-21 Thread Dave Martin
*** This bug is a security vulnerability *** Public security bug reported: Binary package hint: grub2 Affected: 1.98+20100804-4ubuntu6 $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description:Ubuntu maverick (development branch) Release:10.10 Codename:

[Bug 600359] Re: ureadahead generating oom messages during boot.

2010-09-20 Thread Dave Martin
It seems to me that ureadahead should absolutely not be run on a system with only 128 mb of ram and probably not 256 either Should ureadahead compare the amount of data it will try to load with the RAM size? Hard-coding a threshold like 128MB or 256MB seems like a bad idea, because this

[Bug 643623] [NEW] Should ubuntu-keyring include the debug archive key?

2010-09-20 Thread Dave Martin
Public bug reported: Binary package hint: ubuntu-keyring Currently there doesn't seem to be a good way for developers who haven't been to many keysignings to establish trust in the Ubuntu Debug Symbol Archive Automatic Signing Key (428D7C01) SIgning this key with with Ubuntu Archive Automatic

[Bug 587632] Re: Sound very distorted on armel

2010-09-17 Thread Dave Martin
@sam Great news--- thanks for testing! -- Sound very distorted on armel https://bugs.launchpad.net/bugs/587632 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com

[Bug 636977] Re: gcl currently not built on armel, needed as a build-dependency

2010-09-17 Thread Dave Martin
Do we have a list of packages reverted to -marm, or a standard tag? I sounds like we ought to review over them at some point. -- gcl currently not built on armel, needed as a build-dependency https://bugs.launchpad.net/bugs/636977 You received this bug notification because you are a member of

[Bug 587632] Re: Sound very distorted on armel

2010-09-15 Thread Dave Martin
I've been taking a closer look at the MAD_F_MLN code, and I think I've identified some faulty register usage --- currently investigating a fix and will feed back soon. -- Sound very distorted on armel https://bugs.launchpad.net/bugs/587632 You received this bug notification because you are a

[Bug 635388] Re: armel build failure (sync primitives)

2010-09-15 Thread Dave Martin
So long as the implementation of the atomics in libatomic-ops is correct, I don't see a strong need to change it. My view is that people shouldn't roll their own atomics implementations unnecessarily, but it's OK to use a library for it, so long as the library is correct. The actual build

[Bug 635388] Re: armel build failure (sync primitives)

2010-09-15 Thread Dave Martin
Note: I spotted a minor error in the inline asm for AO_nop_full(). The register argument to the MCR instruction is mistakenly listed as an output constraint. This probably means that the register will contain garbage instead of the required value 0. (This is unlikely to be causing actual

[Bug 587632] Re: Sound very distorted on armel

2010-09-15 Thread Dave Martin
Can someone with a working setup test this branch? lp:~dave-martin-arm/ubuntu/maverick/libmad/fix-thumb2-MAD_F_MLN I found a probable error on the Thumb-2 specific code--- I think this ought to fix it. ** Branch linked: lp:~dave-martin-arm/ubuntu/maverick/libmad/fix- thumb2-MAD_F_MLN -- Sound

[Bug 525154] Re: mountall for /var races with rpc.statd

2010-09-14 Thread Dave Martin
and mountall packages from my PPA https://launchpad.net/~dave-martin- arm/+archive/ppa, assuming they've finished building.) Using start on filesystem and ... seems to give me a working statd in that clients don't hang, but I guess since you have NFS mounts in fstab this won't work in your case

[Bug 587632] Re: Sound very distorted on armel

2010-09-14 Thread Dave Martin
Hi there, Can someone with a working audio setup test this branch? https://code.launchpad.net/~dave-martin-arm/ubuntu/lucid/libmad/hack-use-arm-for-MAD_F_MLN (use bzr branch lp:~dave-martin-arm/ubuntu/lucid/libmad/hack-use-arm-for-MAD_F_MLN) This uses the old ARM code for MAD_F_MLN

[Bug 377564] Re: Color palette : Bad choice !

2010-09-13 Thread Dave Martin
This issue is still present in maverick beta: gnome-terminal: Installed: 2.31.91-0ubuntu1 -- Color palette : Bad choice ! https://bugs.launchpad.net/bugs/377564 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing

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