[PATCH] pi-futex: rt mutex tester

RT-mutex tester: scriptable tester for rt mutexes, which allows userspace scripting of mutex unit-tests (and dynamic tests as well), using the actual rt-mutex implementation of the kernel. [[email protected]: fixlet] Signed-off-by: Thomas Gleixner <[email protected]> Signed-off-by: Ingo Molnar <[email protected]> Signed-off-by: Arjan van de Ven <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
kishon · Jun 28, 2006 · 61a8712 · 61a8712
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commit 61a8712
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Showing 20 changed files with 1,923 additions and 1 deletion.
diff --git a/include/linux/sched.h b/include/linux/sched.h
@@ -982,6 +982,7 @@ static inline void put_task_struct(struct task_struct *t)
 #define PF_SPREAD_PAGE	0x01000000	/* Spread page cache over cpuset */
 #define PF_SPREAD_SLAB	0x02000000	/* Spread some slab caches over cpuset */
 #define PF_MEMPOLICY	0x10000000	/* Non-default NUMA mempolicy */
+#define PF_MUTEX_TESTER	0x20000000	/* Thread belongs to the rt mutex tester */
 
 /*
  * Only the _current_ task can read/write to tsk->flags, but other

diff --git a/kernel/Makefile b/kernel/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_FUTEX) += futex_compat.o
 endif
 obj-$(CONFIG_RT_MUTEXES) += rtmutex.o
 obj-$(CONFIG_DEBUG_RT_MUTEXES) += rtmutex-debug.o
+obj-$(CONFIG_RT_MUTEX_TESTER) += rtmutex-tester.o
 obj-$(CONFIG_GENERIC_ISA_DMA) += dma.o
 obj-$(CONFIG_SMP) += cpu.o spinlock.o
 obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o