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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-30 11:44:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-30 11:44:09 -0700
commit0b54968f667585aa4b98a7225f4d4df63917703c (patch)
tree6d354dade8bfe96f00bbba55eaf3c87fc9593fe4 /kernel
parenteffdb9492de01a51f8123e62e87e3330688f9bf1 (diff)
parentf3384b28a05624783b53836ccfed95ecde66a7ad (diff)
Merge branch 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: ftrace: fix trace_nop config select ftrace: perform an initialization for ftrace to enable it
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/Kconfig2
-rw-r--r--kernel/trace/ftrace.c8
2 files changed, 9 insertions, 1 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index e0cea282e0c..b58f43bec36 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -8,7 +8,6 @@ config NOP_TRACER
config HAVE_FUNCTION_TRACER
bool
- select NOP_TRACER
config HAVE_DYNAMIC_FTRACE
bool
@@ -28,6 +27,7 @@ config TRACING
select RING_BUFFER
select STACKTRACE
select TRACEPOINTS
+ select NOP_TRACER
menu "Tracers"
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 7618c528756..4a39d24568c 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1339,6 +1339,14 @@ void __init ftrace_init(void)
}
#else
+
+static int __init ftrace_nodyn_init(void)
+{
+ ftrace_enabled = 1;
+ return 0;
+}
+device_initcall(ftrace_nodyn_init);
+
# define ftrace_startup() do { } while (0)
# define ftrace_shutdown() do { } while (0)
# define ftrace_startup_sysctl() do { } while (0)