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authorJiri Olsa <jolsa@kernel.org>2014-10-16 16:07:04 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-10-29 10:28:30 -0200
commit38cdbd39ddf39c1284d54c4b7fe04db80ce97d04 (patch)
treee3af1e46ec97fa95f1ad84798e197d4e5cf089ac /arch/ia64
parent428560e762601d1248359052361322b71561c093 (diff)
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perf tools: Fix report -F symbol_to for data without branch info
The branch field sorting code assumes hist_entry::branch_info is allocated, which is wrong and following perf session ends up with report segfault. $ perf record ls $ perf report -F symbol_to perf: Segmentation fault Checking that hist_entry::branch_info is valid and display "N/A" string in snprint callback if it's not. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1413468427-31049-5-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/ia64')
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