locking/lockdep: Generate LOCKF_ bit composites

Instead of open-coding the bitmasks, generate them using the
lockdep_states.h header.

This prepares for additional states, which would make the manual masks
tedious and error prone.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/locking/lockdep_internals.h b/kernel/locking/lockdep_internals.h
index d4c197425f68a95919bd239beb19cf6d74d89d02..2b3ffd4117ad2c271e88325b7241ef34d1c4e996 100644 (file)
--- a/kernel/locking/lockdep_internals.h
+++ b/kernel/locking/lockdep_internals.h
@@ -42,13 +42,29 @@ enum {
        __LOCKF(USED)
 };
 
-#define LOCKF_ENABLED_IRQ (LOCKF_ENABLED_HARDIRQ | LOCKF_ENABLED_SOFTIRQ)
-#define LOCKF_USED_IN_IRQ (LOCKF_USED_IN_HARDIRQ | LOCKF_USED_IN_SOFTIRQ)
+#define LOCKDEP_STATE(__STATE) LOCKF_ENABLED_##__STATE |
+static const unsigned long LOCKF_ENABLED_IRQ =
+#include "lockdep_states.h"
+       0;
+#undef LOCKDEP_STATE
+
+#define LOCKDEP_STATE(__STATE) LOCKF_USED_IN_##__STATE |
+static const unsigned long LOCKF_USED_IN_IRQ =
+#include "lockdep_states.h"
+       0;
+#undef LOCKDEP_STATE
 
-#define LOCKF_ENABLED_IRQ_READ \
-               (LOCKF_ENABLED_HARDIRQ_READ | LOCKF_ENABLED_SOFTIRQ_READ)
-#define LOCKF_USED_IN_IRQ_READ \
-               (LOCKF_USED_IN_HARDIRQ_READ | LOCKF_USED_IN_SOFTIRQ_READ)
+#define LOCKDEP_STATE(__STATE) LOCKF_ENABLED_##__STATE##_READ |
+static const unsigned long LOCKF_ENABLED_IRQ_READ =
+#include "lockdep_states.h"
+       0;
+#undef LOCKDEP_STATE
+
+#define LOCKDEP_STATE(__STATE) LOCKF_USED_IN_##__STATE##_READ |
+static const unsigned long LOCKF_USED_IN_IRQ_READ =
+#include "lockdep_states.h"
+       0;
+#undef LOCKDEP_STATE
 
 /*
  * CONFIG_LOCKDEP_SMALL is defined for sparc. Sparc requires .text,