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| author | Arnd Bergmann <arnd@arndb.de> | 2011-01-25 21:54:50 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-03-02 00:02:39 +0100 |
| commit | f51b452bed4ae5c20e1f8a790e4ed8663d909a40 (patch) | |
| tree | 3c028a2cb74253d74cf4ed15b2900531217cb6b6 /lib | |
| parent | 4688a066ecf60086ea82f68edb3b036b567d2c08 (diff) | |
| download | linux-0-day-f51b452bed4ae5c20e1f8a790e4ed8663d909a40.tar.gz linux-0-day-f51b452bed4ae5c20e1f8a790e4ed8663d909a40.tar.xz | |
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.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c index b135d04aa48ab..d80e122658623 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); |