lockdep-debug.patch 1.66 KB
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SPDX-License-Identifier: GPL-2.0
aufs5.x-rcN lockdep patch

diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
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index 5a945d18a72a..c6def416ec11 100644
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--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -17,7 +17,7 @@ struct lockdep_map;
 extern int prove_locking;
 extern int lock_stat;
 
-#define MAX_LOCKDEP_SUBCLASSES		8UL
+#define MAX_LOCKDEP_SUBCLASSES		(8UL + 4)
 
 #include <linux/types.h>
 
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
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index 67dccde036a2..7344fb25a11f 100644
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--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
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@@ -4587,6 +4593,7 @@ void lockdep_reset(void)
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 		INIT_HLIST_HEAD(chainhash_table + i);
 	raw_local_irq_restore(flags);
 }
+/* EXPORT_SYMBOL_GPL(lock_reset); */
 
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 /* Remove a class from a lock chain. Must be called with the graph lock held. */
 static void remove_class_from_lock_chain(struct pending_free *pf,
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diff --git a/kernel/locking/lockdep_internals.h b/kernel/locking/lockdep_internals.h
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index 150ec3f0c5b5..e65c1d0b1ac1 100644
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--- a/kernel/locking/lockdep_internals.h
+++ b/kernel/locking/lockdep_internals.h
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@@ -93,15 +93,15 @@ static const unsigned long LOCKF_USED_IN_IRQ_READ =
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 #define MAX_LOCKDEP_CHAINS_BITS	15
 #define MAX_STACK_TRACE_ENTRIES	262144UL
 #else
-#define MAX_LOCKDEP_ENTRIES	32768UL
+#define MAX_LOCKDEP_ENTRIES	(32768UL << 5)
 
-#define MAX_LOCKDEP_CHAINS_BITS	16
+#define MAX_LOCKDEP_CHAINS_BITS	(16 + 5)
 
 /*
  * Stack-trace: tightly packed array of stack backtrace
  * addresses. Protected by the hash_lock.
  */
-#define MAX_STACK_TRACE_ENTRIES	524288UL
+#define MAX_STACK_TRACE_ENTRIES	(524288UL << 5)
 #endif
 
 #define MAX_LOCKDEP_CHAINS	(1UL << MAX_LOCKDEP_CHAINS_BITS)