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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-07-15 23:27:35 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-07-15 23:59:33 +0200 |
| commit | 5d550467b9770042e9699690907babc32104a8d4 (patch) | |
| tree | eda923f5976f5d6f881719998207696147cffa41 /kernel/trace/Kconfig | |
| parent | 86a8c63f75a4582c44465e2bf71bc2df175cee77 (diff) | |
| download | op-kernel-dev-5d550467b9770042e9699690907babc32104a8d4.zip op-kernel-dev-5d550467b9770042e9699690907babc32104a8d4.tar.gz | |
tracing: Remove ksym tracer
The ksym (breakpoint) ftrace plugin has been superseded by perf
tools that are much more poweful to use the cpu breakpoints.
This tracer doesn't bring more feature. It has been deprecated
for a while now, lets remove it.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Prasad <prasad@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index f669092..f5306cb 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -308,28 +308,6 @@ config BRANCH_TRACER Say N if unsure. -config KSYM_TRACER - bool "Trace read and write access on kernel memory locations" - depends on HAVE_HW_BREAKPOINT - select TRACING - help - This tracer helps find read and write operations on any given kernel - symbol i.e. /proc/kallsyms. - -config PROFILE_KSYM_TRACER - bool "Profile all kernel memory accesses on 'watched' variables" - depends on KSYM_TRACER - help - This tracer profiles kernel accesses on variables watched through the - ksym tracer ftrace plugin. Depending upon the hardware, all read - and write operations on kernel variables can be monitored for - accesses. - - The results will be displayed in: - /debugfs/tracing/profile_ksym - - Say N if unsure. - config STACK_TRACER bool "Trace max stack" depends on HAVE_FUNCTION_TRACER |
