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| author | Davidlohr Bueso <dave@stgolabs.net> | 2015-07-01 13:29:48 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-20 11:45:45 +0200 |
| commit | 1b0b7c1762679a2f8bc359da95649249dfcf4195 (patch) | |
| tree | 72e476909ae0c6ee258ed171580405c1ba4603b6 /kernel/locking/rtmutex_common.h | |
| parent | ab51fbab39d864f3223e44a2600fd951df261f0b (diff) | |
| download | blackbird-op-linux-1b0b7c1762679a2f8bc359da95649249dfcf4195.tar.gz blackbird-op-linux-1b0b7c1762679a2f8bc359da95649249dfcf4195.zip | |
rtmutex: Delete scriptable tester
No one uses this anymore, and this is not the first time the
idea of replacing it with a (now possible) userspace side.
Lock stealing logic was removed long ago in when the lock
was granted to the highest prio.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Mike Galbraith <umgwanakikbuti@gmail.com>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1435782588-4177-2-git-send-email-dave@stgolabs.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/locking/rtmutex_common.h')
| -rw-r--r-- | kernel/locking/rtmutex_common.h | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h index 7844f8f0e639..4f5f83c7d2d3 100644 --- a/kernel/locking/rtmutex_common.h +++ b/kernel/locking/rtmutex_common.h @@ -15,28 +15,6 @@ #include <linux/rtmutex.h> /* - * The rtmutex in kernel tester is independent of rtmutex debugging. We - * call schedule_rt_mutex_test() instead of schedule() for the tasks which - * belong to the tester. That way we can delay the wakeup path of those - * threads to provoke lock stealing and testing of complex boosting scenarios. - */ -#ifdef CONFIG_RT_MUTEX_TESTER - -extern void schedule_rt_mutex_test(struct rt_mutex *lock); - -#define schedule_rt_mutex(_lock) \ - do { \ - if (!(current->flags & PF_MUTEX_TESTER)) \ - schedule(); \ - else \ - schedule_rt_mutex_test(_lock); \ - } while (0) - -#else -# define schedule_rt_mutex(_lock) schedule() -#endif - -/* * This is the control structure for tasks blocked on a rt_mutex, * which is allocated on the kernel stack on of the blocked task. * |
