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| -rw-r--r-- | Documentation/ABI/testing/sysfs-profiling | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-profiling b/Documentation/ABI/testing/sysfs-profiling new file mode 100644 index 000000000..e39dd3a0c --- /dev/null +++ b/Documentation/ABI/testing/sysfs-profiling @@ -0,0 +1,13 @@ +What: /sys/kernel/profiling +Date: September 2008 +Contact: Dave Hansen <dave@linux.vnet.ibm.com> +Description: + /sys/kernel/profiling is the runtime equivalent + of the boot-time profile= option. + + You can get the same effect running:: + + echo 2 > /sys/kernel/profiling + + as you would by issuing profile=2 on the boot + command line. |