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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-18 11:16:55 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-18 11:16:55 +1000 |
| commit | 4b337c5f245b6587ba844ac7bb13c313a2912f7b (patch) | |
| tree | 999c6a6580b76a083c8efb9dabff709d1c49fcd0 /kernel/trace/Kconfig | |
| parent | 492b057c426e4aa747484958e18e9da29003985d (diff) | |
| parent | 3fe0344faf7fdcb158bd5c1a9aec960a8d70c8e8 (diff) | |
Merge commit 'origin/master' into next
Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 4a13e5a01ce..61071fecc82 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -147,7 +147,7 @@ config IRQSOFF_TRACER disabled by default and can be runtime (re-)started via: - echo 0 > /debugfs/tracing/tracing_max_latency + echo 0 > /sys/kernel/debug/tracing/tracing_max_latency (Note that kernel size and overhead increases with this option enabled. This option and the preempt-off timing option can be @@ -168,7 +168,7 @@ config PREEMPT_TRACER disabled by default and can be runtime (re-)started via: - echo 0 > /debugfs/tracing/tracing_max_latency + echo 0 > /sys/kernel/debug/tracing/tracing_max_latency (Note that kernel size and overhead increases with this option enabled. This option and the irqs-off timing option can be @@ -261,7 +261,7 @@ config PROFILE_ANNOTATED_BRANCHES This tracer profiles all the the likely and unlikely macros in the kernel. It will display the results in: - /debugfs/tracing/profile_annotated_branch + /sys/kernel/debug/tracing/profile_annotated_branch Note: this will add a significant overhead, only turn this on if you need to profile the system's use of these macros. @@ -274,7 +274,7 @@ config PROFILE_ALL_BRANCHES taken in the kernel is recorded whether it hit or miss. The results will be displayed in: - /debugfs/tracing/profile_branch + /sys/kernel/debug/tracing/profile_branch This option also enables the likely/unlikely profiler. @@ -323,7 +323,7 @@ config STACK_TRACER select KALLSYMS help This special tracer records the maximum stack footprint of the - kernel and displays it in debugfs/tracing/stack_trace. + kernel and displays it in /sys/kernel/debug/tracing/stack_trace. This tracer works by hooking into every function call that the kernel executes, and keeping a maximum stack depth value and |