Files
android_kernel_xiaomi_sm8450/kernel/locking
Matthew Wilcox 64f29d1bc9 lockdep: Assign lock keys on registration
Lockdep is assigning lock keys when a lock was looked up.  This is
unnecessary; if the lock has never been registered then it is known that it
is not locked.  It also complicates the calling convention.  Switch to
assigning the lock key in register_lock_class().

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: "David S. Miller" <davem@davemloft.net>
Link: https://lkml.kernel.org/r/20180117151414.23686-2-willy@infradead.org
2018-01-18 11:56:48 +01:00
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