On Wed, 2010-08-18 at 17:13 +0200, Gilles Chanteperdrix wrote:
> Krzysztof Błaszkowski wrote:
> > On Wed, 2010-08-18 at 16:30 +0200, Gilles Chanteperdrix wrote:
> >> Krzysztof Błaszkowski wrote:
> >>> On Wed, 2010-08-18 at 16:10 +0200, Gilles Chanteperdrix wrote:
> >>>> Krzysztof Błaszkowski wrote:
> >>>>> yes. i downloaded this config a while ago. need to setup new kernel
> >>>>> 2.6.31.1 with xenomai. 
> >>>>> is 2.5.4 suitable for this test ? 
> >>>>> should i also use adeos-*.31.1-*2.4-09 patch ?
> >>>> See the versions I posted in my test report yesterday. They were made
> >>>> with this configuration.
> >>>>
> >>> ok. kernel 2.6.31.8, 2.5.4, ht will be enabled,
> >>>
> >>> for xenomai's configure i will pass following switches:
> >>> --enable-x86-sep --enable-x86-tsc --enable-smp
> >>>
> >>> is this okay ?
> >> Yes.
> >>
> > 
> > bingo !
> > 
> > atest:~/xeno-test-254-2 # ./.try.sh 
> > main:79 heap 0x401b1000
> > /root/xeno-test-254-2
> > main:96 [823] pid 825
> > main:89
> > main:90 [825] pid 0
> > main:99 [823] pid 825, status 00000b00
> > main:100 [823] pid 825, WIFSIGNALED 0, WIFEXITED 1, rc 11
> > 0
> > atest:~/xeno-test-254-2 # uname -a
> > Linux atest 2.6.31.8-xeno254-smp-ht #1 SMP Wed Aug 18 17:04:00 CEST 2010
> > i686 i686 i386 GNU/Linux
> > 
> > 
> > my fork() test works now with kernel configured with your config.
> > 
> > so this try proves no doubt that userland (libc, pthreads and so on)
> > work.
> > 
> > and i guess that this memory corruption which caused fork to die inside
> > libc can be something specific to UP configuration. (i was thinking
> > about using my config with smp this time)
> > 
> > Thank you for sending me kernel configuration which pointed out an area
> > which should be searched further.
> 
> Yes, now if you find the culprit option, it would be nice to report here
> so that we can fix the I-pipe patch.
> 

okay. will try to dig up.


-- 
Krzysztof Blaszkowski


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