tree 3cd4d0fe2e68747357d0e16549638cca797a4afd
parent 4f1893ec8cfb4b17e3b89158a1e3e550a9a9bf3c
author Thomas Gleixner <tglx@linutronix.de> 1629062916 +0200
committer Ingo Molnar <mingo@kernel.org> 1629219813 +0200

locking/mutex: Make mutex::wait_lock raw

The wait_lock of mutex is really a low level lock. Convert it to a
raw_spinlock like the wait_lock of rtmutex.

[ mingo: backmerged the test_lockup.c build fix by bigeasy. ]

Co-developed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211304.166863404@linutronix.de