lockdep/selftests: Skip the softirq related tests on PREEMPT_RT

[linux-2.6-block.git] / lib / locking-selftest.c

diff --git a/lib/locking-selftest.c b/lib/locking-selftest.c
index 417056ba28e1f57f762212c4e5c6ad895ca3fc75..9031f50905aeda7c54cba8826e608989de144213 100644 (file)
--- a/lib/locking-selftest.c
+++ b/lib/locking-selftest.c
@@ -26,6 +26,12 @@
 #include <linux/rtmutex.h>
 #include <linux/local_lock.h>
 
+#ifdef CONFIG_PREEMPT_RT
+# define NON_RT(...)
+#else
+# define NON_RT(...)   __VA_ARGS__
+#endif
+
 /*
  * Change this to 1 if you want to see the failure printouts:
  */
@@ -808,6 +814,7 @@ GENERATE_PERMUTATIONS_2_EVENTS(irqsafe1_hard_rlock)
 #include "locking-selftest-wlock-hardirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe1_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-spin-softirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe1_soft_spin)
 
@@ -816,10 +823,12 @@ GENERATE_PERMUTATIONS_2_EVENTS(irqsafe1_soft_rlock)
 
 #include "locking-selftest-wlock-softirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe1_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
 
+#ifndef CONFIG_PREEMPT_RT
 /*
  * Enabling hardirqs with a softirq-safe lock held:
  */
@@ -852,6 +861,8 @@ GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2A_rlock)
 #undef E1
 #undef E2
 
+#endif
+
 /*
  * Enabling irqs with an irq-safe lock held:
  */
@@ -881,6 +892,7 @@ GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2B_hard_rlock)
 #include "locking-selftest-wlock-hardirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2B_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-spin-softirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2B_soft_spin)
 
@@ -889,6 +901,7 @@ GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2B_soft_rlock)
 
 #include "locking-selftest-wlock-softirq.h"
 GENERATE_PERMUTATIONS_2_EVENTS(irqsafe2B_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -927,6 +940,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irqsafe3_hard_rlock)
 #include "locking-selftest-wlock-hardirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe3_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-spin-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe3_soft_spin)
 
@@ -935,6 +949,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irqsafe3_soft_rlock)
 
 #include "locking-selftest-wlock-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe3_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -975,6 +990,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irqsafe4_hard_rlock)
 #include "locking-selftest-wlock-hardirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe4_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-spin-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe4_soft_spin)
 
@@ -983,6 +999,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irqsafe4_soft_rlock)
 
 #include "locking-selftest-wlock-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irqsafe4_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -1037,6 +1054,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irq_inversion_hard_rlock)
 #include "locking-selftest-wlock-hardirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_inversion_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-spin-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_inversion_soft_spin)
 
@@ -1045,6 +1063,7 @@ GENERATE_PERMUTATIONS_3_EVENTS(irq_inversion_soft_rlock)
 
 #include "locking-selftest-wlock-softirq.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_inversion_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -1212,12 +1231,14 @@ GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion_hard_rlock)
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-softirq.h"
 #include "locking-selftest-rlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion_soft_rlock)
 
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -1258,12 +1279,14 @@ GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion2_hard_rlock)
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion2_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-softirq.h"
 #include "locking-selftest-rlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion2_soft_rlock)
 
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion2_soft_wlock)
+#endif
 
 #undef E1
 #undef E2
@@ -1312,12 +1335,14 @@ GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion3_hard_rlock)
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion3_hard_wlock)
 
+#ifndef CONFIG_PREEMPT_RT
 #include "locking-selftest-softirq.h"
 #include "locking-selftest-rlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion3_soft_rlock)
 
 #include "locking-selftest-wlock.h"
 GENERATE_PERMUTATIONS_3_EVENTS(irq_read_recursion3_soft_wlock)
+#endif
 
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 # define I_SPINLOCK(x) lockdep_reset_lock(&lock_##x.dep_map)
@@ -1523,7 +1548,7 @@ static inline void print_testname(const char *testname)
 
 #define DO_TESTCASE_2x2RW(desc, name, nr)                      \
        DO_TESTCASE_2RW("hard-"desc, name##_hard, nr)           \
-       DO_TESTCASE_2RW("soft-"desc, name##_soft, nr)           \
+       NON_RT(DO_TESTCASE_2RW("soft-"desc, name##_soft, nr))   \
 
 #define DO_TESTCASE_6x2x2RW(desc, name)                                \
        DO_TESTCASE_2x2RW(desc, name, 123);                     \
@@ -1571,19 +1596,19 @@ static inline void print_testname(const char *testname)
 
 #define DO_TESTCASE_2I(desc, name, nr)                         \
        DO_TESTCASE_1("hard-"desc, name##_hard, nr);            \
-       DO_TESTCASE_1("soft-"desc, name##_soft, nr);
+       NON_RT(DO_TESTCASE_1("soft-"desc, name##_soft, nr));
 
 #define DO_TESTCASE_2IB(desc, name, nr)                                \
        DO_TESTCASE_1B("hard-"desc, name##_hard, nr);           \
-       DO_TESTCASE_1B("soft-"desc, name##_soft, nr);
+       NON_RT(DO_TESTCASE_1B("soft-"desc, name##_soft, nr));
 
 #define DO_TESTCASE_6I(desc, name, nr)                         \
        DO_TESTCASE_3("hard-"desc, name##_hard, nr);            \
-       DO_TESTCASE_3("soft-"desc, name##_soft, nr);
+       NON_RT(DO_TESTCASE_3("soft-"desc, name##_soft, nr));
 
 #define DO_TESTCASE_6IRW(desc, name, nr)                       \
        DO_TESTCASE_3RW("hard-"desc, name##_hard, nr);          \
-       DO_TESTCASE_3RW("soft-"desc, name##_soft, nr);
+       NON_RT(DO_TESTCASE_3RW("soft-"desc, name##_soft, nr));
 
 #define DO_TESTCASE_2x3(desc, name)                            \
        DO_TESTCASE_3(desc, name, 12);                          \
@@ -2909,12 +2934,11 @@ void locking_selftest(void)
        DO_TESTCASE_6x1RR("rlock W1R2/R2R3/W3W1", W1R2_R2R3_W3W1);
 
        printk("  --------------------------------------------------------------------------\n");
-
        /*
         * irq-context testcases:
         */
        DO_TESTCASE_2x6("irqs-on + irq-safe-A", irqsafe1);
-       DO_TESTCASE_2x3("sirq-safe-A => hirqs-on", irqsafe2A);
+       NON_RT(DO_TESTCASE_2x3("sirq-safe-A => hirqs-on", irqsafe2A));
        DO_TESTCASE_2x6("safe-A + irqs-on", irqsafe2B);
        DO_TESTCASE_6x6("safe-A + unsafe-B #1", irqsafe3);
        DO_TESTCASE_6x6("safe-A + unsafe-B #2", irqsafe4);