trace, documentation: Fix branch profiling location in debugfs (13e5befa) · Commits · 戴 / test

The debugfs interface for branch profiling is through /sys/kernel/debug/tracing/trace_stat/branch_annotated /sys/kernel/debug/tracing/trace_stat/branch_all so update the Kconfig accordingly. Signed-off-by:

David Rientjes <rientjes@google.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <alpine.DEB.2.00.1103161716320.11407@chino.kir.corp.google.com> Signed-off-by:

Ingo Molnar <mingo@elte.hu>

kernel/trace/Kconfig

+2 −2

Original line number	Diff line number	Diff line
		@@ -275,7 +275,7 @@ config PROFILE_ANNOTATED_BRANCHES
		This tracer profiles all the the likely and unlikely macros
		in the kernel. It will display the results in:

		/sys/kernel/debug/tracing/profile_annotated_branch
		/sys/kernel/debug/tracing/trace_stat/branch_annotated

		Note: this will add a significant overhead; only turn this
		on if you need to profile the system's use of these macros.
		@@ -288,7 +288,7 @@ config PROFILE_ALL_BRANCHES
		taken in the kernel is recorded whether it hit or miss.
		The results will be displayed in:

		/sys/kernel/debug/tracing/profile_branch
		/sys/kernel/debug/tracing/trace_stat/branch_all

		This option also enables the likely/unlikely profiler.

Admin message