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authorArnd Bergmann <arnd@arndb.de>2011-01-25 21:54:50 +0100
committerArnd Bergmann <arnd@arndb.de>2011-03-02 00:02:39 +0100
commitf51b452bed4ae5c20e1f8a790e4ed8663d909a40 (patch)
tree3c028a2cb74253d74cf4ed15b2900531217cb6b6 /lib
parent4688a066ecf60086ea82f68edb3b036b567d2c08 (diff)
downloadlinux-f51b452bed4ae5c20e1f8a790e4ed8663d909a40.tar.gz
tracing: don't trace the BKL
No reason to trace it when the last user is gone. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'lib')
-rw-r--r--lib/kernel_lock.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c
index b135d04aa48..d80e1226586 100644
--- a/lib/kernel_lock.c
+++ b/lib/kernel_lock.c
@@ -10,9 +10,6 @@
#include <linux/semaphore.h>
#include <linux/smp_lock.h>
-#define CREATE_TRACE_POINTS
-#include <trace/events/bkl.h>
-
/*
* The 'big kernel lock'
*
@@ -120,8 +117,6 @@ void __lockfunc _lock_kernel(const char *func, const char *file, int line)
{
int depth = current->lock_depth + 1;
- trace_lock_kernel(func, file, line);
-
if (likely(!depth)) {
might_sleep();
__lock_kernel();
@@ -134,8 +129,6 @@ void __lockfunc _unlock_kernel(const char *func, const char *file, int line)
BUG_ON(current->lock_depth < 0);
if (likely(--current->lock_depth < 0))
__unlock_kernel();
-
- trace_unlock_kernel(func, file, line);
}
EXPORT_SYMBOL(_lock_kernel);