trace-cmd: Convert length field endian for large events in split
trace-cmd: Convert length field endian for large events in split

trace-cmd split processing a different endian file than the host
fails to do the conversion of the length field.

Reported-by: Will Schmidt <546b2fc3167f5ef85ad1f3e892b259e5904f9bf6@vnet.ibm.com>
Signed-off-by: Steven Rostedt <43232e92d70cc7aa53504ad0397085ee47bad87f@goodmis.org>

bigzz/trace-cmd,bigzz/trace-cmd