From: David Ahern Date: Sat, 25 May 2013 23:50:39 +0000 (-0600) Subject: perf evlist: Reset SIGTERM handler in workload child process X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~62^2~26^2~8 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0817df08d31cd961be225e601d8ec92acac62027;p=pandora-kernel.git perf evlist: Reset SIGTERM handler in workload child process Jiri reported hanging perf tests on latest acme's perf/core and bisected it to 87f303a9f: [jolsa@krava2 perf]$ cat /proc/sys/kernel/perf_event_paranoid 1 [jolsa@krava2 perf]$ ./perf record -C 0 kill Error: You may not have permission to collect %sstats. Consider tweaking /proc/sys/kernel/perf_event_paranoid: -1 - Not paranoid at all 0 - Disallow raw tracepoint access for unpriv 1 - Disallow cpu events for unpriv 2 - Disallow kernel profiling for unpriv Need to let default handling kickin for workload process. Reported-by: Jiri Olsa Signed-off-by: David Ahern Acked-by: Jiri Olsa Tested-by: Jiri Olsa Link: http://lkml.kernel.org/r/1369525839-1261-1-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo --- Reading git-diff-tree failed