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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 14:01:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 14:01:07 -0700
commit8a1ca8cedd108c8e76a6ab34079d0bbb4f244799 (patch)
tree636c715524f1718599209cc289908ea44b6cb859 /kernel/sysctl.c
parentb640f042faa2a2fad6464f259a8afec06e2f6386 (diff)
parent940010c5a314a7bd9b498593bc6ba1718ac5aec5 (diff)
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Merge branch 'perfcounters-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perfcounters-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (574 commits) perf_counter: Turn off by default perf_counter: Add counter->id to the throttle event perf_counter: Better align code perf_counter: Rename L2 to LL cache perf_counter: Standardize event names perf_counter: Rename enums perf_counter tools: Clean up u64 usage perf_counter: Rename perf_counter_limit sysctl perf_counter: More paranoia settings perf_counter: powerpc: Implement generalized cache events for POWER processors perf_counters: powerpc: Add support for POWER7 processors perf_counter: Accurate period data perf_counter: Introduce struct for sample data perf_counter tools: Normalize data using per sample period data perf_counter: Annotate exit ctx recursion perf_counter tools: Propagate signals properly perf_counter tools: Small frequency related fixes perf_counter: More aggressive frequency adjustment perf_counter/x86: Fix the model number of Intel Core2 processors perf_counter, x86: Correct some event and umask values for Intel processors ...
Diffstat (limited to 'kernel/sysctl.c')
-rw-r--r--kernel/sysctl.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 944ba03..ce664f9 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -49,6 +49,7 @@
#include <linux/reboot.h>
#include <linux/ftrace.h>
#include <linux/slow-work.h>
+#include <linux/perf_counter.h>
#include <asm/uaccess.h>
#include <asm/processor.h>
@@ -932,6 +933,32 @@ static struct ctl_table kern_table[] = {
.child = slow_work_sysctls,
},
#endif
+#ifdef CONFIG_PERF_COUNTERS
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "perf_counter_paranoid",
+ .data = &sysctl_perf_counter_paranoid,
+ .maxlen = sizeof(sysctl_perf_counter_paranoid),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "perf_counter_mlock_kb",
+ .data = &sysctl_perf_counter_mlock,
+ .maxlen = sizeof(sysctl_perf_counter_mlock),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "perf_counter_max_sample_rate",
+ .data = &sysctl_perf_counter_sample_rate,
+ .maxlen = sizeof(sysctl_perf_counter_sample_rate),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
+#endif
/*
* NOTE: do not add new entries to this table unless you have read
* Documentation/sysctl/ctl_unnumbered.txt