IIRC, # cat /proc/cpu/alignment Jochen De Smet <jochen.arm@xxxxxxxxxxx> wrote: >Is that a kernel option or a system config setting? > >Kernel-wise, a grep for align shows: > >[root@flea ~]# zcat /proc/config.gz | grep -i align ># CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set >CONFIG_ALIGNMENT_TRAP=y > >Looking at arch/arm/mm/alignment.c, it seems like the TRAP one >might be the one you meant? > >J. > > >On 7/7/2013 16:45, Gordan Bobic wrote: >> Do you have alignment fixup enabled? Is that on by default these days? >> >> Jochen De Smet <jochen.arm@xxxxxxxxxxx> wrote: >> >>> Now that my Mirabox is up and running FC18, I thought it'd be a good >>> time to update my Sheevaplug (running FC15) to FC18 as well. >>> >>> Using a minimally modified version of the 3.10 stock kernel I'm also using >>> on the mirabox, and the "Generic Root Filesystem arm" from the F18 remixes >>> page, everything appeared to be well at first. >>> >>> Then I tried to get pcs up and running. Corosync segfaults at startup. I >>> tried to >>> do some debugging, but noticed that gdb also segfaults when trying to see >>> what's going on with corosync. >>> >>> After a bit more digging, it now seems that gdb segfaults no matter what >>> program >>> I use it with. e.g. a simple ls: >>> >>> [root@flea ~]# gdb /usr/bin/ls >>> GNU gdb (GDB) Fedora (7.5.1-38.fc18) >>> Copyright (C) 2012 Free Software Foundation, Inc. >>> License GPLv3+: GNU GPL version 3 or later >>> <http://gnu.org/licenses/gpl.html> >>> This is free software: you are free to change and redistribute it. >>> There is NO WARRANTY, to the extent permitted by law. Type "show copying" >>> and "show warranty" for details. >>> This GDB was configured as "armv5tel-redhat-linux". >>> For bug reporting instructions, please see: >>> <http://www.gnu.org/software/gdb/bugs/>... >>> Reading symbols from /usr/bin/ls...Reading symbols from >>> /usr/lib/debug/usr/bin/ls.debug...done. >>> done. >>> (gdb) r >>> Starting program: /usr/bin/ls >>> Segmentation fault >>> anaconda-ks.cfg install.log install.log.syslog >>> [root@flea ~]# >>> >>> Note that the ls itself did appear to complete fine in this case, and >>> just running ls outside >>> of gdb works fine. I haven't found anything else other than corosync >>> and gdb that's segfaulting. >>> >>> Any idea what's going anyone? >>> >>> J. >>> >>> PS: Is there a generic armv5tel root fs for F19 anywhere? Don't see a >>> link on the wiki yet. >>> >>> >>> >>> _______________________________________________ >>> arm mailing list >>> arm@xxxxxxxxxxxxxxxxxxxxxxx >>> https://admin.fedoraproject.org/mailman/listinfo/arm > _______________________________________________ arm mailing list arm@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/arm
