Frederic Weisbecker 91b4eaea93 perf report: Warn on callchain output request from non-callchain file ... perf report segfaults while trying to handle callchains from a non callchain data file. Instead of a segfault, print a useful message to the user. Reported-by: Jens Axboe <jens.axboe@oracle.com> Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Anton Blanchard <anton@samba.org> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <1246772361-9960-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>		2009-07-05 10:30:21 +02:00
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perf	perf report: Warn on callchain output request from non-callchain file	2009-07-05 10:30:21 +02:00