Just FYI for the ext4 folks:
http://websvn.kde.org/branches/KDE/4.2/kdelibs/kdecore/io/ksavefile.cpp?r1=949036&r2=949054&pathrev=949054
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re-introduce KDE_EXTRA_FSYNC for the poor XFS/Ext4/... users
setting this env variable to anything (before kde starts!) will avoid
getting those pesky 0-byte sized files after system crashes - at a
potentially non-trivial performance cost.
BUG: 187172
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-Eric