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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-06-11 09:18:36 (GMT)
committerIngo Molnar <mingo@elte.hu>2009-06-11 14:48:38 (GMT)
commit0764771dab80d7b84b9a271bee7f1b21a04a3f0c (patch)
tree36cb6400e257393208779a95b4868df2f9af6cf6 /include/linux
parent106b506c3a8b74daa5751e83ed3e46438fcf9a52 (diff)
downloadlinux-fsl-qoriq-0764771dab80d7b84b9a271bee7f1b21a04a3f0c.tar.xz
perf_counter: More paranoia settings
Rename the perf_counter_priv knob to perf_counter_paranoia (because priv can be read as private, as opposed to privileged) and provide one more level: 0 - permissive 1 - restrict cpu counters to privilidged contexts 2 - restrict kernel-mode code counting and profiling Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/perf_counter.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 5b96647..386be91 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -648,7 +648,7 @@ struct perf_callchain_entry {
extern struct perf_callchain_entry *perf_callchain(struct pt_regs *regs);
-extern int sysctl_perf_counter_priv;
+extern int sysctl_perf_counter_paranoid;
extern int sysctl_perf_counter_mlock;
extern int sysctl_perf_counter_limit;