[fedora-arm] Re: Fedora 8/ARM available

Nicolas Pitre nico at cam.org
Thu Jan 17 17:32:37 UTC 2008


On Thu, 17 Jan 2008, Rabeeh Khoury wrote:

> [RKh] I'v just tried installing the RPM packages; at the beginning it 
> didn't work well until I noticed that the binaries generates lots of 
> unaligned accesses. ARM kernel I'm using doesn't fix that for the 
> user-space by default; so after 'echo 3 > /proc/cpu/alignment' and 
> running soffice and importing a Microsoft word doc I got the following 
> amount of exceptions -
> 
> -bash-3.2# cat /proc/cpu/alignment 
> User:           125929
> System:         0
> Skipped:        0
> Half:           27982
> Word:           21780
> DWord:          74940
> Multi:          0
> User faults:    3 (fixup+warn)
> 
> Any idea where those unaligned accesses are coming from?

Just do 'echo 5 > /proc/cpu/alignment', enable core dumps, and then run 
it again.  Then you just have to inspect the core file with gdb.

> Any idea if this can be fixed too?

Sure it can.


Nicolas




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