NPTL branch temporarily broken

Khem Raj raj.khem at gmail.com
Wed Dec 10 22:07:24 UTC 2008


On (10/12/08 17:52), Carmelo AMOROSO wrote:
> Carmelo AMOROSO wrote:
>> Carmelo AMOROSO wrote:
>>> Hi Khem,
>>> I'm seeing similar problem on sh4-nptl as happened to you as you told 
>>> me yesterday.. Something recently merged is causing issues.
>>> I'm doing investigation and keep you all informed.
>>>
>>> Further I'm just writing a detailed report on current status of 
>>> merge, that I can say is almost complete (once figured out what is 
>>> not
>>> actually working ;-) ).
>>>
>>> I'm currently 100% focused on uclibc.
>>>
>>> Cheers,
>>> Carmelo
>> Khem,
>> I think to have found what is causing problems on nptl branch
>> (anyway I don't know why yet).
>>
>> The cause is the change merged from trunk in the file
>> libc/sysdeps/linux/common/bits/sigset.h (rev 24243)
>>
>> that includes all changes occurred in the same file on trunk
>> in rev 24183 / 24220 / 24221 by vda.
>>
>> Please may you try on ARM reverting that file
>> and see if it helps. On sh4-nptl it's working better now
>> Below the boot log on my box... not more PANIC on INIT
>> even if it's blocking on udev
>>
>> This seems confirming my idea on signal handling changes.
>> I'll try to merge on my private branch all changes that are already
>> in the nptl-branch but thos on signal handling.
>>
>> -----
>> VFS: Mounted root (nfs filesystem) readonly.
>> Freeing unused kernel memory: 132k freed
>> INIT: version 2.86 booting
>> Fast Starting Kernel event manager...
>> Activating swap.
>> Checking all file systems...
>> fsck 1.39 (29-May-2006)
>> Mounting local filesystems...
>> Cleaning /tmp /var/run /var/lock.
>> Setting up networking...done.
>> Hostname: amorosoc.
>> Setting up IP spoofing protection: rp_filter.
>> Disable TCP/IP Explicit Congestion Notification: done.
>> Configuring network interfaces: done.
>> Starting portmap daemon: portmap.
>> ----
>>
>> Cheers,
>> Carmelo
>>
> Just an update: almost locally merged all the libc (including the  
> libc/misc/internal) but the libc/signal and I have a still bootable
> uclibc-nptl system on sh4.
> I'll leave libc/signal as last.
>

OK I tried with this changes reverted(only uclibc rebuilt). Now I do not get the segfaults
any more but it just hangs there. I will now try by rebuilding whole
rfs.

Thx

-Khem

>>
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