Commit 585e3374 authored May 01, 2009 by Peter Zijlstra Committed by Ingo Molnar May 01, 2009

perf_counter: tool: handle 0-length data files



Avoid perf-report barfing on 0-length data files.

[ Impact: fix perf-report SIGBUS ]

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090501102533.196245693@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 63a809a2

Documentation/perf_counter/perf-report.cc

+5 −0

Original line number	Diff line number	Diff line
		@@ -402,6 +402,11 @@ int main(int argc, char *argv[])
		exit(-1);
		}

		if (!stat.st_size) {
		fprintf(stderr, "zero-sized file, nothing to do!\n");
		exit(0);
		}

		load_kallsyms();

		remap: